Signed-off-by: Manuel Lauss <manuel.lauss@xxxxxxxxxxxxxx> --- arch/mips/alchemy/devboards/Makefile | 16 +- arch/mips/alchemy/devboards/db1200.c | 705 ++++++++++++++++++++++ arch/mips/alchemy/devboards/db1200/Makefile | 1 - arch/mips/alchemy/devboards/db1200/platform.c | 648 -------------------- arch/mips/alchemy/devboards/db1200/setup.c | 81 --- arch/mips/alchemy/devboards/db1x00.c | 256 ++++++++ arch/mips/alchemy/devboards/db1x00/Makefile | 8 - arch/mips/alchemy/devboards/db1x00/board_setup.c | 108 ---- arch/mips/alchemy/devboards/db1x00/platform.c | 206 ------- arch/mips/alchemy/devboards/pb1100.c | 167 +++++ arch/mips/alchemy/devboards/pb1100/Makefile | 8 - arch/mips/alchemy/devboards/pb1100/board_setup.c | 127 ---- arch/mips/alchemy/devboards/pb1100/platform.c | 77 --- arch/mips/alchemy/devboards/pb1200.c | 464 ++++++++++++++ arch/mips/alchemy/devboards/pb1200/Makefile | 5 - arch/mips/alchemy/devboards/pb1200/board_setup.c | 174 ------ arch/mips/alchemy/devboards/pb1200/platform.c | 339 ----------- arch/mips/alchemy/devboards/pb1500.c | 198 ++++++ arch/mips/alchemy/devboards/pb1500/Makefile | 8 - arch/mips/alchemy/devboards/pb1500/board_setup.c | 139 ----- arch/mips/alchemy/devboards/pb1500/platform.c | 94 --- arch/mips/alchemy/devboards/pb1550.c | 178 ++++++ arch/mips/alchemy/devboards/pb1550/Makefile | 8 - arch/mips/alchemy/devboards/pb1550/board_setup.c | 80 --- arch/mips/alchemy/devboards/pb1550/platform.c | 140 ----- 25 files changed, 1976 insertions(+), 2259 deletions(-) create mode 100644 arch/mips/alchemy/devboards/db1200.c delete mode 100644 arch/mips/alchemy/devboards/db1200/Makefile delete mode 100644 arch/mips/alchemy/devboards/db1200/platform.c delete mode 100644 arch/mips/alchemy/devboards/db1200/setup.c create mode 100644 arch/mips/alchemy/devboards/db1x00.c delete mode 100644 arch/mips/alchemy/devboards/db1x00/Makefile delete mode 100644 arch/mips/alchemy/devboards/db1x00/board_setup.c delete mode 100644 arch/mips/alchemy/devboards/db1x00/platform.c create mode 100644 arch/mips/alchemy/devboards/pb1100.c delete mode 100644 arch/mips/alchemy/devboards/pb1100/Makefile delete mode 100644 arch/mips/alchemy/devboards/pb1100/board_setup.c delete mode 100644 arch/mips/alchemy/devboards/pb1100/platform.c create mode 100644 arch/mips/alchemy/devboards/pb1200.c delete mode 100644 arch/mips/alchemy/devboards/pb1200/Makefile delete mode 100644 arch/mips/alchemy/devboards/pb1200/board_setup.c delete mode 100644 arch/mips/alchemy/devboards/pb1200/platform.c create mode 100644 arch/mips/alchemy/devboards/pb1500.c delete mode 100644 arch/mips/alchemy/devboards/pb1500/Makefile delete mode 100644 arch/mips/alchemy/devboards/pb1500/board_setup.c delete mode 100644 arch/mips/alchemy/devboards/pb1500/platform.c create mode 100644 arch/mips/alchemy/devboards/pb1550.c delete mode 100644 arch/mips/alchemy/devboards/pb1550/Makefile delete mode 100644 arch/mips/alchemy/devboards/pb1550/board_setup.c delete mode 100644 arch/mips/alchemy/devboards/pb1550/platform.c diff --git a/arch/mips/alchemy/devboards/Makefile b/arch/mips/alchemy/devboards/Makefile index 3467ec9..f562852 100644 --- a/arch/mips/alchemy/devboards/Makefile +++ b/arch/mips/alchemy/devboards/Makefile @@ -4,13 +4,13 @@ obj-y += prom.o bcsr.o platform.o obj-$(CONFIG_PM) += pm.o -obj-$(CONFIG_MIPS_PB1100) += pb1100/ -obj-$(CONFIG_MIPS_PB1200) += pb1200/ -obj-$(CONFIG_MIPS_PB1500) += pb1500/ -obj-$(CONFIG_MIPS_PB1550) += pb1550/ -obj-$(CONFIG_MIPS_DB1000) += db1x00/ -obj-$(CONFIG_MIPS_DB1100) += db1x00/ -obj-$(CONFIG_MIPS_DB1200) += db1200/ +obj-$(CONFIG_MIPS_PB1100) += pb1100.o +obj-$(CONFIG_MIPS_PB1200) += pb1200.o +obj-$(CONFIG_MIPS_PB1500) += pb1500.o +obj-$(CONFIG_MIPS_PB1550) += pb1550.o +obj-$(CONFIG_MIPS_DB1000) += db1x00.o +obj-$(CONFIG_MIPS_DB1100) += db1x00.o +obj-$(CONFIG_MIPS_DB1200) += db1200.o obj-$(CONFIG_MIPS_DB1300) += db1300.o -obj-$(CONFIG_MIPS_DB1500) += db1x00/ +obj-$(CONFIG_MIPS_DB1500) += db1x00.o obj-$(CONFIG_MIPS_DB1550) += db1550.o diff --git a/arch/mips/alchemy/devboards/db1200.c b/arch/mips/alchemy/devboards/db1200.c new file mode 100644 index 0000000..43f5f1b --- /dev/null +++ b/arch/mips/alchemy/devboards/db1200.c @@ -0,0 +1,705 @@ +/* + * DBAu1200 board platform device registration + * + * Copyright (C) 2008-2011 Manuel Lauss + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/dma-mapping.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/leds.h> +#include <linux/mmc/host.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/nand.h> +#include <linux/mtd/partitions.h> +#include <linux/platform_device.h> +#include <linux/serial_8250.h> +#include <linux/spi/spi.h> +#include <linux/spi/flash.h> +#include <linux/smc91x.h> +#include <asm/mach-au1x00/au1000.h> +#include <asm/mach-au1x00/au1100_mmc.h> +#include <asm/mach-au1x00/au1xxx_dbdma.h> +#include <asm/mach-au1x00/au1550_spi.h> +#include <asm/mach-db1x00/bcsr.h> +#include <asm/mach-db1x00/db1200.h> + +#include "platform.h" + + +const char *get_system_type(void) +{ + return "DB1200"; +} + +void __init board_setup(void) +{ + unsigned long freq0, clksrc, div, pfc; + unsigned short whoami; + + bcsr_init(DB1200_BCSR_PHYS_ADDR, + DB1200_BCSR_PHYS_ADDR + DB1200_BCSR_HEXLED_OFS); + + whoami = bcsr_read(BCSR_WHOAMI); + printk(KERN_INFO "Alchemy/AMD/RMI DB1200 Board, CPLD Rev %d" + " Board-ID %d Daughtercard ID %d\n", + (whoami >> 4) & 0xf, (whoami >> 8) & 0xf, whoami & 0xf); + + /* SMBus/SPI on PSC0, Audio on PSC1 */ + pfc = __raw_readl((void __iomem *)SYS_PINFUNC); + pfc &= ~(SYS_PINFUNC_P0A | SYS_PINFUNC_P0B); + pfc &= ~(SYS_PINFUNC_P1A | SYS_PINFUNC_P1B | SYS_PINFUNC_FS3); + pfc |= SYS_PINFUNC_P1C; /* SPI is configured later */ + __raw_writel(pfc, (void __iomem *)SYS_PINFUNC); + wmb(); + + /* Clock configurations: PSC0: ~50MHz via Clkgen0, derived from + * CPU clock; all other clock generators off/unused. + */ + div = (get_au1x00_speed() + 25000000) / 50000000; + if (div & 1) + div++; + div = ((div >> 1) - 1) & 0xff; + + freq0 = div << SYS_FC_FRDIV0_BIT; + __raw_writel(freq0, (void __iomem *)SYS_FREQCTRL0); + wmb(); + freq0 |= SYS_FC_FE0; /* enable F0 */ + __raw_writel(freq0, (void __iomem *)SYS_FREQCTRL0); + wmb(); + + /* psc0_intclk comes 1:1 from F0 */ + clksrc = SYS_CS_MUX_FQ0 << SYS_CS_ME0_BIT; + __raw_writel(clksrc, (void __iomem *)SYS_CLKSRC); + wmb(); +} + +/******************************************************************************/ + +static struct mtd_partition db1200_spiflash_parts[] = { + { + .name = "DB1200 SPI flash", + .offset = 0, + .size = MTDPART_SIZ_FULL, + }, +}; + +static struct flash_platform_data db1200_spiflash_data = { + .name = "s25fl001", + .parts = db1200_spiflash_parts, + .nr_parts = ARRAY_SIZE(db1200_spiflash_parts), + .type = "m25p10", +}; + +static struct spi_board_info db1200_spi_devs[] __initdata = { + { + /* TI TMP121AIDBVR temp sensor */ + .modalias = "tmp121", + .max_speed_hz = 2000000, + .bus_num = 0, + .chip_select = 0, + .mode = 0, + }, + { + /* Spansion S25FL001D0FMA SPI flash */ + .modalias = "m25p80", + .max_speed_hz = 50000000, + .bus_num = 0, + .chip_select = 1, + .mode = 0, + .platform_data = &db1200_spiflash_data, + }, +}; + +static struct i2c_board_info db1200_i2c_devs[] __initdata = { + { I2C_BOARD_INFO("24c04", 0x52), }, /* AT24C04-10 I2C eeprom */ + { I2C_BOARD_INFO("ne1619", 0x2d), }, /* adm1025-compat hwmon */ + { I2C_BOARD_INFO("wm8731", 0x1b), }, /* I2S audio codec WM8731 */ +}; + +/**********************************************************************/ + +static void au1200_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, + unsigned int ctrl) +{ + struct nand_chip *this = mtd->priv; + unsigned long ioaddr = (unsigned long)this->IO_ADDR_W; + + ioaddr &= 0xffffff00; + + if (ctrl & NAND_CLE) { + ioaddr += MEM_STNAND_CMD; + } else if (ctrl & NAND_ALE) { + ioaddr += MEM_STNAND_ADDR; + } else { + /* assume we want to r/w real data by default */ + ioaddr += MEM_STNAND_DATA; + } + this->IO_ADDR_R = this->IO_ADDR_W = (void __iomem *)ioaddr; + if (cmd != NAND_CMD_NONE) { + __raw_writeb(cmd, this->IO_ADDR_W); + wmb(); + } +} + +static int au1200_nand_device_ready(struct mtd_info *mtd) +{ + return __raw_readl((void __iomem *)MEM_STSTAT) & 1; +} + +static const char *db1200_part_probes[] = { "cmdlinepart", NULL }; + +static struct mtd_partition db1200_nand_parts[] = { + { + .name = "NAND FS 0", + .offset = 0, + .size = 8 * 1024 * 1024, + }, + { + .name = "NAND FS 1", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL + }, +}; + +struct platform_nand_data db1200_nand_platdata = { + .chip = { + .nr_chips = 1, + .chip_offset = 0, + .nr_partitions = ARRAY_SIZE(db1200_nand_parts), + .partitions = db1200_nand_parts, + .chip_delay = 20, + .part_probe_types = db1200_part_probes, + }, + .ctrl = { + .dev_ready = au1200_nand_device_ready, + .cmd_ctrl = au1200_nand_cmd_ctrl, + }, +}; + +static struct resource db1200_nand_res[] = { + [0] = { + .start = DB1200_NAND_PHYS_ADDR, + .end = DB1200_NAND_PHYS_ADDR + 0xff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device db1200_nand_dev = { + .name = "gen_nand", + .num_resources = ARRAY_SIZE(db1200_nand_res), + .resource = db1200_nand_res, + .id = -1, + .dev = { + .platform_data = &db1200_nand_platdata, + } +}; + +/**********************************************************************/ + +static struct smc91x_platdata db1200_eth_data = { + .flags = SMC91X_NOWAIT | SMC91X_USE_16BIT, + .leda = RPC_LED_100_10, + .ledb = RPC_LED_TX_RX, +}; + +static struct resource db1200_eth_res[] = { + [0] = { + .start = DB1200_ETH_PHYS_ADDR, + .end = DB1200_ETH_PHYS_ADDR + 0xf, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DB1200_ETH_INT, + .end = DB1200_ETH_INT, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device db1200_eth_dev = { + .dev = { + .platform_data = &db1200_eth_data, + }, + .name = "smc91x", + .id = -1, + .num_resources = ARRAY_SIZE(db1200_eth_res), + .resource = db1200_eth_res, +}; + +/**********************************************************************/ + +static struct resource db1200_ide_res[] = { + [0] = { + .start = DB1200_IDE_PHYS_ADDR, + .end = DB1200_IDE_PHYS_ADDR + DB1200_IDE_PHYS_LEN - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DB1200_IDE_INT, + .end = DB1200_IDE_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_DMA_REQ1, + .end = AU1200_DSCR_CMD0_DMA_REQ1, + .flags = IORESOURCE_DMA, + }, +}; + +static u64 au1200_ide_dmamask = DMA_BIT_MASK(32); + +static struct platform_device db1200_ide_dev = { + .name = "au1200-ide", + .id = 0, + .dev = { + .dma_mask = &au1200_ide_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(db1200_ide_res), + .resource = db1200_ide_res, +}; + +/**********************************************************************/ + +static struct platform_device db1200_rtc_dev = { + .name = "rtc-au1xxx", + .id = -1, +}; + +/**********************************************************************/ + +/* SD carddetects: they're supposed to be edge-triggered, but ack + * doesn't seem to work (CPLD Rev 2). Instead, the screaming one + * is disabled and its counterpart enabled. The 500ms timeout is + * because the carddetect isn't debounced in hardware. + */ +static irqreturn_t db1200_mmc_cd(int irq, void *ptr) +{ + void(*mmc_cd)(struct mmc_host *, unsigned long); + + if (irq == DB1200_SD0_INSERT_INT) { + disable_irq_nosync(DB1200_SD0_INSERT_INT); + enable_irq(DB1200_SD0_EJECT_INT); + } else { + disable_irq_nosync(DB1200_SD0_EJECT_INT); + enable_irq(DB1200_SD0_INSERT_INT); + } + + /* link against CONFIG_MMC=m */ + mmc_cd = symbol_get(mmc_detect_change); + if (mmc_cd) { + mmc_cd(ptr, msecs_to_jiffies(500)); + symbol_put(mmc_detect_change); + } + + return IRQ_HANDLED; +} + +static int db1200_mmc_cd_setup(void *mmc_host, int en) +{ + int ret; + + if (en) { + ret = request_irq(DB1200_SD0_INSERT_INT, db1200_mmc_cd, + IRQF_DISABLED, "sd_insert", mmc_host); + if (ret) + goto out; + + ret = request_irq(DB1200_SD0_EJECT_INT, db1200_mmc_cd, + IRQF_DISABLED, "sd_eject", mmc_host); + if (ret) { + free_irq(DB1200_SD0_INSERT_INT, mmc_host); + goto out; + } + + if (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) + enable_irq(DB1200_SD0_EJECT_INT); + else + enable_irq(DB1200_SD0_INSERT_INT); + + } else { + free_irq(DB1200_SD0_INSERT_INT, mmc_host); + free_irq(DB1200_SD0_EJECT_INT, mmc_host); + } + ret = 0; +out: + return ret; +} + +static void db1200_mmc_set_power(void *mmc_host, int state) +{ + if (state) { + bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR); + msleep(400); /* stabilization time */ + } else + bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0); +} + +static int db1200_mmc_card_readonly(void *mmc_host) +{ + return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0; +} + +static int db1200_mmc_card_inserted(void *mmc_host) +{ + return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0; +} + +static void db1200_mmcled_set(struct led_classdev *led, + enum led_brightness brightness) +{ + if (brightness != LED_OFF) + bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0); + else + bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0); +} + +static struct led_classdev db1200_mmc_led = { + .brightness_set = db1200_mmcled_set, +}; + +static struct au1xmmc_platform_data db1200mmc_platdata = { + .cd_setup = db1200_mmc_cd_setup, + .set_power = db1200_mmc_set_power, + .card_inserted = db1200_mmc_card_inserted, + .card_readonly = db1200_mmc_card_readonly, + .led = &db1200_mmc_led, +}; + +static struct resource au1200_mmc0_resources[] = { + [0] = { + .start = AU1100_SD0_PHYS_ADDR, + .end = AU1100_SD0_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_SD_INT, + .end = AU1200_SD_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_SDMS_TX0, + .end = AU1200_DSCR_CMD0_SDMS_TX0, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1200_DSCR_CMD0_SDMS_RX0, + .end = AU1200_DSCR_CMD0_SDMS_RX0, + .flags = IORESOURCE_DMA, + } +}; + +static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); + +static struct platform_device db1200_mmc0_dev = { + .name = "au1xxx-mmc", + .id = 0, + .dev = { + .dma_mask = &au1xxx_mmc_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &db1200mmc_platdata, + }, + .num_resources = ARRAY_SIZE(au1200_mmc0_resources), + .resource = au1200_mmc0_resources, +}; + +/**********************************************************************/ + +static struct resource au1200_lcd_res[] = { + [0] = { + .start = AU1200_LCD_PHYS_ADDR, + .end = AU1200_LCD_PHYS_ADDR + 0x800 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_LCD_INT, + .end = AU1200_LCD_INT, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32); + +static struct platform_device au1200_lcd_dev = { + .name = "au1200-lcd", + .id = 0, + .dev = { + .dma_mask = &au1200_lcd_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(au1200_lcd_res), + .resource = au1200_lcd_res, +}; + +/**********************************************************************/ + +static struct resource au1200_psc0_res[] = { + [0] = { + .start = AU1550_PSC0_PHYS_ADDR, + .end = AU1550_PSC0_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_PSC0_INT, + .end = AU1200_PSC0_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_PSC0_TX, + .end = AU1200_DSCR_CMD0_PSC0_TX, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1200_DSCR_CMD0_PSC0_RX, + .end = AU1200_DSCR_CMD0_PSC0_RX, + .flags = IORESOURCE_DMA, + }, +}; + +static struct platform_device db1200_i2c_dev = { + .name = "au1xpsc_smbus", + .id = 0, /* bus number */ + .num_resources = ARRAY_SIZE(au1200_psc0_res), + .resource = au1200_psc0_res, +}; + +static void db1200_spi_cs_en(struct au1550_spi_info *spi, int cs, int pol) +{ + if (cs) + bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_SPISEL); + else + bcsr_mod(BCSR_RESETS, BCSR_RESETS_SPISEL, 0); +} + +static struct au1550_spi_info db1200_spi_platdata = { + .mainclk_hz = 50000000, /* PSC0 clock */ + .num_chipselect = 2, + .activate_cs = db1200_spi_cs_en, +}; + +static u64 spi_dmamask = DMA_BIT_MASK(32); + +static struct platform_device db1200_spi_dev = { + .dev = { + .dma_mask = &spi_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &db1200_spi_platdata, + }, + .name = "au1550-spi", + .id = 0, /* bus number */ + .num_resources = ARRAY_SIZE(au1200_psc0_res), + .resource = au1200_psc0_res, +}; + +static struct resource au1200_psc1_res[] = { + [0] = { + .start = AU1550_PSC1_PHYS_ADDR, + .end = AU1550_PSC1_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_PSC1_INT, + .end = AU1200_PSC1_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_PSC1_TX, + .end = AU1200_DSCR_CMD0_PSC1_TX, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1200_DSCR_CMD0_PSC1_RX, + .end = AU1200_DSCR_CMD0_PSC1_RX, + .flags = IORESOURCE_DMA, + }, +}; + +/* AC97 or I2S device */ +static struct platform_device db1200_audio_dev = { + /* name assigned later based on switch setting */ + .id = 1, /* PSC ID */ + .num_resources = ARRAY_SIZE(au1200_psc1_res), + .resource = au1200_psc1_res, +}; + +/* DB1200 ASoC card device */ +static struct platform_device db1200_sound_dev = { + /* name assigned later based on switch setting */ + .id = 1, /* PSC ID */ +}; + +static struct platform_device db1200_stac_dev = { + .name = "ac97-codec", + .id = 1, /* on PSC1 */ +}; + +static struct platform_device db1200_audiodma_dev = { + .name = "au1xpsc-pcm", + .id = 1, /* PSC ID */ +}; + +static struct platform_device *db1200_devs[] __initdata = { + NULL, /* PSC0, selected by S6.8 */ + &db1200_ide_dev, + &db1200_mmc0_dev, + &au1200_lcd_dev, + &db1200_eth_dev, + &db1200_rtc_dev, + &db1200_nand_dev, + &db1200_audiodma_dev, + &db1200_audio_dev, + &db1200_stac_dev, + &db1200_sound_dev, +}; + +static int __init db1200_dev_init(void) +{ + unsigned long pfc; + unsigned short sw; + int swapped; + + /* GPIO7 is low-level triggered CPLD cascade */ + irq_set_irq_type(AU1200_GPIO7_INT, IRQF_TRIGGER_LOW); + bcsr_init_irq(DB1200_INT_BEGIN, DB1200_INT_END, AU1200_GPIO7_INT); + + /* insert/eject pairs: one of both is always screaming. To avoid + * issues they must not be automatically enabled when initially + * requested. + */ + irq_set_status_flags(DB1200_SD0_INSERT_INT, IRQ_NOAUTOEN); + irq_set_status_flags(DB1200_SD0_EJECT_INT, IRQ_NOAUTOEN); + irq_set_status_flags(DB1200_PC0_INSERT_INT, IRQ_NOAUTOEN); + irq_set_status_flags(DB1200_PC0_EJECT_INT, IRQ_NOAUTOEN); + irq_set_status_flags(DB1200_PC1_INSERT_INT, IRQ_NOAUTOEN); + irq_set_status_flags(DB1200_PC1_EJECT_INT, IRQ_NOAUTOEN); + + i2c_register_board_info(0, db1200_i2c_devs, + ARRAY_SIZE(db1200_i2c_devs)); + spi_register_board_info(db1200_spi_devs, + ARRAY_SIZE(db1200_i2c_devs)); + + /* SWITCHES: S6.8 I2C/SPI selector (OFF=I2C ON=SPI) + * S6.7 AC97/I2S selector (OFF=AC97 ON=I2S) + */ + + /* NOTE: GPIO215 controls OTG VBUS supply. In SPI mode however + * this pin is claimed by PSC0 (unused though, but pinmux doesn't + * allow to free it without crippling the SPI interface). + * As a result, in SPI mode, OTG simply won't work (PSC0 uses + * it as an input pin which is pulled high on the boards). + */ + pfc = __raw_readl((void __iomem *)SYS_PINFUNC) & ~SYS_PINFUNC_P0A; + + /* switch off OTG VBUS supply */ + gpio_request(215, "otg-vbus"); + gpio_direction_output(215, 1); + + printk(KERN_INFO "DB1200 device configuration:\n"); + + sw = bcsr_read(BCSR_SWITCHES); + if (sw & BCSR_SWITCHES_DIP_8) { + db1200_devs[0] = &db1200_i2c_dev; + bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); + + pfc |= (2 << 17); /* GPIO2 block owns GPIO215 */ + + printk(KERN_INFO " S6.8 OFF: PSC0 mode I2C\n"); + printk(KERN_INFO " OTG port VBUS supply available!\n"); + } else { + db1200_devs[0] = &db1200_spi_dev; + bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_PSC0MUX); + + pfc |= (1 << 17); /* PSC0 owns GPIO215 */ + + printk(KERN_INFO " S6.8 ON : PSC0 mode SPI\n"); + printk(KERN_INFO " OTG port VBUS supply disabled\n"); + } + __raw_writel(pfc, (void __iomem *)SYS_PINFUNC); + wmb(); + + /* Audio: DIP7 selects I2S(0)/AC97(1), but need I2C for I2S! + * so: DIP7=1 || DIP8=0 => AC97, DIP7=0 && DIP8=1 => I2S + */ + sw &= BCSR_SWITCHES_DIP_8 | BCSR_SWITCHES_DIP_7; + if (sw == BCSR_SWITCHES_DIP_8) { + bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_PSC1MUX); + db1200_audio_dev.name = "au1xpsc_i2s"; + db1200_sound_dev.name = "db1200-i2s"; + printk(KERN_INFO " S6.7 ON : PSC1 mode I2S\n"); + } else { + bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC1MUX, 0); + db1200_audio_dev.name = "au1xpsc_ac97"; + db1200_sound_dev.name = "db1200-ac97"; + printk(KERN_INFO " S6.7 OFF: PSC1 mode AC97\n"); + } + + /* Audio PSC clock is supplied externally. (FIXME: platdata!!) */ + __raw_writel(PSC_SEL_CLK_SERCLK, + (void __iomem *)KSEG1ADDR(AU1550_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET); + wmb(); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + DB1200_PC0_INT, DB1200_PC0_INSERT_INT, + /*DB1200_PC0_STSCHG_INT*/0, DB1200_PC0_EJECT_INT, 0); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004000000, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004000000, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x004000000, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1, + DB1200_PC1_INT, DB1200_PC1_INSERT_INT, + /*DB1200_PC1_STSCHG_INT*/0, DB1200_PC1_EJECT_INT, 1); + + swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT; + db1x_register_norflash(64 << 20, 2, swapped); + + return platform_add_devices(db1200_devs, ARRAY_SIZE(db1200_devs)); +} +device_initcall(db1200_dev_init); + +/* au1200fb calls these: STERBT EINEN TRAGISCHEN TOD!!! */ +int board_au1200fb_panel(void) +{ + return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f; +} + +int board_au1200fb_panel_init(void) +{ + /* Apply power */ + bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | + BCSR_BOARD_LCDBL); + return 0; +} + +int board_au1200fb_panel_shutdown(void) +{ + /* Remove power */ + bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | + BCSR_BOARD_LCDBL, 0); + return 0; +} diff --git a/arch/mips/alchemy/devboards/db1200/Makefile b/arch/mips/alchemy/devboards/db1200/Makefile deleted file mode 100644 index 17840a5..0000000 --- a/arch/mips/alchemy/devboards/db1200/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y += setup.o platform.o diff --git a/arch/mips/alchemy/devboards/db1200/platform.c b/arch/mips/alchemy/devboards/db1200/platform.c deleted file mode 100644 index c61867c..0000000 --- a/arch/mips/alchemy/devboards/db1200/platform.c +++ /dev/null @@ -1,648 +0,0 @@ -/* - * DBAu1200 board platform device registration - * - * Copyright (C) 2008-2009 Manuel Lauss - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/dma-mapping.h> -#include <linux/gpio.h> -#include <linux/i2c.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/leds.h> -#include <linux/mmc/host.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/nand.h> -#include <linux/mtd/partitions.h> -#include <linux/platform_device.h> -#include <linux/serial_8250.h> -#include <linux/spi/spi.h> -#include <linux/spi/flash.h> -#include <linux/smc91x.h> - -#include <asm/mach-au1x00/au1100_mmc.h> -#include <asm/mach-au1x00/au1xxx_dbdma.h> -#include <asm/mach-au1x00/au1550_spi.h> -#include <asm/mach-db1x00/bcsr.h> -#include <asm/mach-db1x00/db1200.h> - -#include "../platform.h" - -static struct mtd_partition db1200_spiflash_parts[] = { - { - .name = "DB1200 SPI flash", - .offset = 0, - .size = MTDPART_SIZ_FULL, - }, -}; - -static struct flash_platform_data db1200_spiflash_data = { - .name = "s25fl001", - .parts = db1200_spiflash_parts, - .nr_parts = ARRAY_SIZE(db1200_spiflash_parts), - .type = "m25p10", -}; - -static struct spi_board_info db1200_spi_devs[] __initdata = { - { - /* TI TMP121AIDBVR temp sensor */ - .modalias = "tmp121", - .max_speed_hz = 2000000, - .bus_num = 0, - .chip_select = 0, - .mode = 0, - }, - { - /* Spansion S25FL001D0FMA SPI flash */ - .modalias = "m25p80", - .max_speed_hz = 50000000, - .bus_num = 0, - .chip_select = 1, - .mode = 0, - .platform_data = &db1200_spiflash_data, - }, -}; - -static struct i2c_board_info db1200_i2c_devs[] __initdata = { - { - /* AT24C04-10 I2C eeprom */ - I2C_BOARD_INFO("24c04", 0x52), - }, - { - /* Philips NE1619 temp/voltage sensor (adm1025 drv) */ - I2C_BOARD_INFO("ne1619", 0x2d), - }, - { - /* I2S audio codec WM8731 */ - I2C_BOARD_INFO("wm8731", 0x1b), - }, -}; - -/**********************************************************************/ - -static void au1200_nand_cmd_ctrl(struct mtd_info *mtd, int cmd, - unsigned int ctrl) -{ - struct nand_chip *this = mtd->priv; - unsigned long ioaddr = (unsigned long)this->IO_ADDR_W; - - ioaddr &= 0xffffff00; - - if (ctrl & NAND_CLE) { - ioaddr += MEM_STNAND_CMD; - } else if (ctrl & NAND_ALE) { - ioaddr += MEM_STNAND_ADDR; - } else { - /* assume we want to r/w real data by default */ - ioaddr += MEM_STNAND_DATA; - } - this->IO_ADDR_R = this->IO_ADDR_W = (void __iomem *)ioaddr; - if (cmd != NAND_CMD_NONE) { - __raw_writeb(cmd, this->IO_ADDR_W); - wmb(); - } -} - -static int au1200_nand_device_ready(struct mtd_info *mtd) -{ - return __raw_readl((void __iomem *)MEM_STSTAT) & 1; -} - -static const char *db1200_part_probes[] = { "cmdlinepart", NULL }; - -static struct mtd_partition db1200_nand_parts[] = { - { - .name = "NAND FS 0", - .offset = 0, - .size = 8 * 1024 * 1024, - }, - { - .name = "NAND FS 1", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL - }, -}; - -struct platform_nand_data db1200_nand_platdata = { - .chip = { - .nr_chips = 1, - .chip_offset = 0, - .nr_partitions = ARRAY_SIZE(db1200_nand_parts), - .partitions = db1200_nand_parts, - .chip_delay = 20, - .part_probe_types = db1200_part_probes, - }, - .ctrl = { - .dev_ready = au1200_nand_device_ready, - .cmd_ctrl = au1200_nand_cmd_ctrl, - }, -}; - -static struct resource db1200_nand_res[] = { - [0] = { - .start = DB1200_NAND_PHYS_ADDR, - .end = DB1200_NAND_PHYS_ADDR + 0xff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device db1200_nand_dev = { - .name = "gen_nand", - .num_resources = ARRAY_SIZE(db1200_nand_res), - .resource = db1200_nand_res, - .id = -1, - .dev = { - .platform_data = &db1200_nand_platdata, - } -}; - -/**********************************************************************/ - -static struct smc91x_platdata db1200_eth_data = { - .flags = SMC91X_NOWAIT | SMC91X_USE_16BIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource db1200_eth_res[] = { - [0] = { - .start = DB1200_ETH_PHYS_ADDR, - .end = DB1200_ETH_PHYS_ADDR + 0xf, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = DB1200_ETH_INT, - .end = DB1200_ETH_INT, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device db1200_eth_dev = { - .dev = { - .platform_data = &db1200_eth_data, - }, - .name = "smc91x", - .id = -1, - .num_resources = ARRAY_SIZE(db1200_eth_res), - .resource = db1200_eth_res, -}; - -/**********************************************************************/ - -static struct resource db1200_ide_res[] = { - [0] = { - .start = DB1200_IDE_PHYS_ADDR, - .end = DB1200_IDE_PHYS_ADDR + DB1200_IDE_PHYS_LEN - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = DB1200_IDE_INT, - .end = DB1200_IDE_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_DMA_REQ1, - .end = AU1200_DSCR_CMD0_DMA_REQ1, - .flags = IORESOURCE_DMA, - }, -}; - -static u64 ide_dmamask = DMA_BIT_MASK(32); - -static struct platform_device db1200_ide_dev = { - .name = "au1200-ide", - .id = 0, - .dev = { - .dma_mask = &ide_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(db1200_ide_res), - .resource = db1200_ide_res, -}; - -/**********************************************************************/ - -static struct platform_device db1200_rtc_dev = { - .name = "rtc-au1xxx", - .id = -1, -}; - -/**********************************************************************/ - -/* SD carddetects: they're supposed to be edge-triggered, but ack - * doesn't seem to work (CPLD Rev 2). Instead, the screaming one - * is disabled and its counterpart enabled. The 500ms timeout is - * because the carddetect isn't debounced in hardware. - */ -static irqreturn_t db1200_mmc_cd(int irq, void *ptr) -{ - void(*mmc_cd)(struct mmc_host *, unsigned long); - - if (irq == DB1200_SD0_INSERT_INT) { - disable_irq_nosync(DB1200_SD0_INSERT_INT); - enable_irq(DB1200_SD0_EJECT_INT); - } else { - disable_irq_nosync(DB1200_SD0_EJECT_INT); - enable_irq(DB1200_SD0_INSERT_INT); - } - - /* link against CONFIG_MMC=m */ - mmc_cd = symbol_get(mmc_detect_change); - if (mmc_cd) { - mmc_cd(ptr, msecs_to_jiffies(500)); - symbol_put(mmc_detect_change); - } - - return IRQ_HANDLED; -} - -static int db1200_mmc_cd_setup(void *mmc_host, int en) -{ - int ret; - - if (en) { - ret = request_irq(DB1200_SD0_INSERT_INT, db1200_mmc_cd, - IRQF_DISABLED, "sd_insert", mmc_host); - if (ret) - goto out; - - ret = request_irq(DB1200_SD0_EJECT_INT, db1200_mmc_cd, - IRQF_DISABLED, "sd_eject", mmc_host); - if (ret) { - free_irq(DB1200_SD0_INSERT_INT, mmc_host); - goto out; - } - - if (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) - enable_irq(DB1200_SD0_EJECT_INT); - else - enable_irq(DB1200_SD0_INSERT_INT); - - } else { - free_irq(DB1200_SD0_INSERT_INT, mmc_host); - free_irq(DB1200_SD0_EJECT_INT, mmc_host); - } - ret = 0; -out: - return ret; -} - -static void db1200_mmc_set_power(void *mmc_host, int state) -{ - if (state) { - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR); - msleep(400); /* stabilization time */ - } else - bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0); -} - -static int db1200_mmc_card_readonly(void *mmc_host) -{ - return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0; -} - -static int db1200_mmc_card_inserted(void *mmc_host) -{ - return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0; -} - -static void db1200_mmcled_set(struct led_classdev *led, - enum led_brightness brightness) -{ - if (brightness != LED_OFF) - bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0); - else - bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0); -} - -static struct led_classdev db1200_mmc_led = { - .brightness_set = db1200_mmcled_set, -}; - -static struct au1xmmc_platform_data db1200mmc_platdata = { - .cd_setup = db1200_mmc_cd_setup, - .set_power = db1200_mmc_set_power, - .card_inserted = db1200_mmc_card_inserted, - .card_readonly = db1200_mmc_card_readonly, - .led = &db1200_mmc_led, -}; - -static struct resource au1200_mmc0_resources[] = { - [0] = { - .start = AU1100_SD0_PHYS_ADDR, - .end = AU1100_SD0_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_SD_INT, - .end = AU1200_SD_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_SDMS_TX0, - .end = AU1200_DSCR_CMD0_SDMS_TX0, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1200_DSCR_CMD0_SDMS_RX0, - .end = AU1200_DSCR_CMD0_SDMS_RX0, - .flags = IORESOURCE_DMA, - } -}; - -static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); - -static struct platform_device db1200_mmc0_dev = { - .name = "au1xxx-mmc", - .id = 0, - .dev = { - .dma_mask = &au1xxx_mmc_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &db1200mmc_platdata, - }, - .num_resources = ARRAY_SIZE(au1200_mmc0_resources), - .resource = au1200_mmc0_resources, -}; - -/**********************************************************************/ - -static struct resource au1200_lcd_res[] = { - [0] = { - .start = AU1200_LCD_PHYS_ADDR, - .end = AU1200_LCD_PHYS_ADDR + 0x800 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_LCD_INT, - .end = AU1200_LCD_INT, - .flags = IORESOURCE_IRQ, - } -}; - -static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32); - -static struct platform_device au1200_lcd_dev = { - .name = "au1200-lcd", - .id = 0, - .dev = { - .dma_mask = &au1200_lcd_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(au1200_lcd_res), - .resource = au1200_lcd_res, -}; - -/**********************************************************************/ - -static struct resource au1200_psc0_res[] = { - [0] = { - .start = AU1550_PSC0_PHYS_ADDR, - .end = AU1550_PSC0_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_PSC0_INT, - .end = AU1200_PSC0_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_PSC0_TX, - .end = AU1200_DSCR_CMD0_PSC0_TX, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1200_DSCR_CMD0_PSC0_RX, - .end = AU1200_DSCR_CMD0_PSC0_RX, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device db1200_i2c_dev = { - .name = "au1xpsc_smbus", - .id = 0, /* bus number */ - .num_resources = ARRAY_SIZE(au1200_psc0_res), - .resource = au1200_psc0_res, -}; - -static void db1200_spi_cs_en(struct au1550_spi_info *spi, int cs, int pol) -{ - if (cs) - bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_SPISEL); - else - bcsr_mod(BCSR_RESETS, BCSR_RESETS_SPISEL, 0); -} - -static struct au1550_spi_info db1200_spi_platdata = { - .mainclk_hz = 50000000, /* PSC0 clock */ - .num_chipselect = 2, - .activate_cs = db1200_spi_cs_en, -}; - -static u64 spi_dmamask = DMA_BIT_MASK(32); - -static struct platform_device db1200_spi_dev = { - .dev = { - .dma_mask = &spi_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &db1200_spi_platdata, - }, - .name = "au1550-spi", - .id = 0, /* bus number */ - .num_resources = ARRAY_SIZE(au1200_psc0_res), - .resource = au1200_psc0_res, -}; - -static struct resource au1200_psc1_res[] = { - [0] = { - .start = AU1550_PSC1_PHYS_ADDR, - .end = AU1550_PSC1_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_PSC1_INT, - .end = AU1200_PSC1_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_PSC1_TX, - .end = AU1200_DSCR_CMD0_PSC1_TX, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1200_DSCR_CMD0_PSC1_RX, - .end = AU1200_DSCR_CMD0_PSC1_RX, - .flags = IORESOURCE_DMA, - }, -}; - -/* AC97 or I2S device */ -static struct platform_device db1200_audio_dev = { - /* name assigned later based on switch setting */ - .id = 1, /* PSC ID */ - .num_resources = ARRAY_SIZE(au1200_psc1_res), - .resource = au1200_psc1_res, -}; - -/* DB1200 ASoC card device */ -static struct platform_device db1200_sound_dev = { - /* name assigned later based on switch setting */ - .id = 1, /* PSC ID */ -}; - -static struct platform_device db1200_stac_dev = { - .name = "ac97-codec", - .id = 1, /* on PSC1 */ -}; - -static struct platform_device db1200_audiodma_dev = { - .name = "au1xpsc-pcm", - .id = 1, /* PSC ID */ -}; - -static struct platform_device *db1200_devs[] __initdata = { - NULL, /* PSC0, selected by S6.8 */ - &db1200_ide_dev, - &db1200_mmc0_dev, - &au1200_lcd_dev, - &db1200_eth_dev, - &db1200_rtc_dev, - &db1200_nand_dev, - &db1200_audiodma_dev, - &db1200_audio_dev, - &db1200_stac_dev, - &db1200_sound_dev, -}; - -static int __init db1200_dev_init(void) -{ - unsigned long pfc; - unsigned short sw; - int swapped; - - i2c_register_board_info(0, db1200_i2c_devs, - ARRAY_SIZE(db1200_i2c_devs)); - spi_register_board_info(db1200_spi_devs, - ARRAY_SIZE(db1200_i2c_devs)); - - /* SWITCHES: S6.8 I2C/SPI selector (OFF=I2C ON=SPI) - * S6.7 AC97/I2S selector (OFF=AC97 ON=I2S) - */ - - /* NOTE: GPIO215 controls OTG VBUS supply. In SPI mode however - * this pin is claimed by PSC0 (unused though, but pinmux doesn't - * allow to free it without crippling the SPI interface). - * As a result, in SPI mode, OTG simply won't work (PSC0 uses - * it as an input pin which is pulled high on the boards). - */ - pfc = __raw_readl((void __iomem *)SYS_PINFUNC) & ~SYS_PINFUNC_P0A; - - /* switch off OTG VBUS supply */ - gpio_request(215, "otg-vbus"); - gpio_direction_output(215, 1); - - printk(KERN_INFO "DB1200 device configuration:\n"); - - sw = bcsr_read(BCSR_SWITCHES); - if (sw & BCSR_SWITCHES_DIP_8) { - db1200_devs[0] = &db1200_i2c_dev; - bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); - - pfc |= (2 << 17); /* GPIO2 block owns GPIO215 */ - - printk(KERN_INFO " S6.8 OFF: PSC0 mode I2C\n"); - printk(KERN_INFO " OTG port VBUS supply available!\n"); - } else { - db1200_devs[0] = &db1200_spi_dev; - bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_PSC0MUX); - - pfc |= (1 << 17); /* PSC0 owns GPIO215 */ - - printk(KERN_INFO " S6.8 ON : PSC0 mode SPI\n"); - printk(KERN_INFO " OTG port VBUS supply disabled\n"); - } - __raw_writel(pfc, (void __iomem *)SYS_PINFUNC); - wmb(); - - /* Audio: DIP7 selects I2S(0)/AC97(1), but need I2C for I2S! - * so: DIP7=1 || DIP8=0 => AC97, DIP7=0 && DIP8=1 => I2S - */ - sw &= BCSR_SWITCHES_DIP_8 | BCSR_SWITCHES_DIP_7; - if (sw == BCSR_SWITCHES_DIP_8) { - bcsr_mod(BCSR_RESETS, 0, BCSR_RESETS_PSC1MUX); - db1200_audio_dev.name = "au1xpsc_i2s"; - db1200_sound_dev.name = "db1200-i2s"; - printk(KERN_INFO " S6.7 ON : PSC1 mode I2S\n"); - } else { - bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC1MUX, 0); - db1200_audio_dev.name = "au1xpsc_ac97"; - db1200_sound_dev.name = "db1200-ac97"; - printk(KERN_INFO " S6.7 OFF: PSC1 mode AC97\n"); - } - - /* Audio PSC clock is supplied externally. (FIXME: platdata!!) */ - __raw_writel(PSC_SEL_CLK_SERCLK, - (void __iomem *)KSEG1ADDR(AU1550_PSC1_PHYS_ADDR) + PSC_SEL_OFFSET); - wmb(); - - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - DB1200_PC0_INT, DB1200_PC0_INSERT_INT, - /*DB1200_PC0_STSCHG_INT*/0, DB1200_PC0_EJECT_INT, 0); - - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004000000, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004000000, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x004000000, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1, - DB1200_PC1_INT, DB1200_PC1_INSERT_INT, - /*DB1200_PC1_STSCHG_INT*/0, DB1200_PC1_EJECT_INT, 1); - - swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT; - db1x_register_norflash(64 << 20, 2, swapped); - - return platform_add_devices(db1200_devs, ARRAY_SIZE(db1200_devs)); -} -device_initcall(db1200_dev_init); - -/* au1200fb calls these: STERBT EINEN TRAGISCHEN TOD!!! */ -int board_au1200fb_panel(void) -{ - return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f; -} - -int board_au1200fb_panel_init(void) -{ - /* Apply power */ - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | - BCSR_BOARD_LCDBL); - return 0; -} - -int board_au1200fb_panel_shutdown(void) -{ - /* Remove power */ - bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | - BCSR_BOARD_LCDBL, 0); - return 0; -} diff --git a/arch/mips/alchemy/devboards/db1200/setup.c b/arch/mips/alchemy/devboards/db1200/setup.c deleted file mode 100644 index 4a89800..0000000 --- a/arch/mips/alchemy/devboards/db1200/setup.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Alchemy/AMD/RMI DB1200 board setup. - * - * Licensed under the terms outlined in the file COPYING in the root of - * this source archive. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-db1x00/bcsr.h> -#include <asm/mach-db1x00/db1200.h> - -const char *get_system_type(void) -{ - return "Alchemy Db1200"; -} - -void __init board_setup(void) -{ - unsigned long freq0, clksrc, div, pfc; - unsigned short whoami; - - bcsr_init(DB1200_BCSR_PHYS_ADDR, - DB1200_BCSR_PHYS_ADDR + DB1200_BCSR_HEXLED_OFS); - - whoami = bcsr_read(BCSR_WHOAMI); - printk(KERN_INFO "Alchemy/AMD/RMI DB1200 Board, CPLD Rev %d" - " Board-ID %d Daughtercard ID %d\n", - (whoami >> 4) & 0xf, (whoami >> 8) & 0xf, whoami & 0xf); - - /* SMBus/SPI on PSC0, Audio on PSC1 */ - pfc = __raw_readl((void __iomem *)SYS_PINFUNC); - pfc &= ~(SYS_PINFUNC_P0A | SYS_PINFUNC_P0B); - pfc &= ~(SYS_PINFUNC_P1A | SYS_PINFUNC_P1B | SYS_PINFUNC_FS3); - pfc |= SYS_PINFUNC_P1C; /* SPI is configured later */ - __raw_writel(pfc, (void __iomem *)SYS_PINFUNC); - wmb(); - - /* Clock configurations: PSC0: ~50MHz via Clkgen0, derived from - * CPU clock; all other clock generators off/unused. - */ - div = (get_au1x00_speed() + 25000000) / 50000000; - if (div & 1) - div++; - div = ((div >> 1) - 1) & 0xff; - - freq0 = div << SYS_FC_FRDIV0_BIT; - __raw_writel(freq0, (void __iomem *)SYS_FREQCTRL0); - wmb(); - freq0 |= SYS_FC_FE0; /* enable F0 */ - __raw_writel(freq0, (void __iomem *)SYS_FREQCTRL0); - wmb(); - - /* psc0_intclk comes 1:1 from F0 */ - clksrc = SYS_CS_MUX_FQ0 << SYS_CS_ME0_BIT; - __raw_writel(clksrc, (void __iomem *)SYS_CLKSRC); - wmb(); -} - -static int __init db1200_arch_init(void) -{ - /* GPIO7 is low-level triggered CPLD cascade */ - irq_set_irq_type(AU1200_GPIO7_INT, IRQF_TRIGGER_LOW); - bcsr_init_irq(DB1200_INT_BEGIN, DB1200_INT_END, AU1200_GPIO7_INT); - - /* insert/eject pairs: one of both is always screaming. To avoid - * issues they must not be automatically enabled when initially - * requested. - */ - irq_set_status_flags(DB1200_SD0_INSERT_INT, IRQ_NOAUTOEN); - irq_set_status_flags(DB1200_SD0_EJECT_INT, IRQ_NOAUTOEN); - irq_set_status_flags(DB1200_PC0_INSERT_INT, IRQ_NOAUTOEN); - irq_set_status_flags(DB1200_PC0_EJECT_INT, IRQ_NOAUTOEN); - irq_set_status_flags(DB1200_PC1_INSERT_INT, IRQ_NOAUTOEN); - irq_set_status_flags(DB1200_PC1_EJECT_INT, IRQ_NOAUTOEN); - return 0; -} -arch_initcall(db1200_arch_init); diff --git a/arch/mips/alchemy/devboards/db1x00.c b/arch/mips/alchemy/devboards/db1x00.c new file mode 100644 index 0000000..589ae24 --- /dev/null +++ b/arch/mips/alchemy/devboards/db1x00.c @@ -0,0 +1,256 @@ +/* + * DBAu1000/1500/1100 board support + * + * Copyright 2000, 2008 MontaVista Software Inc. + * Author: MontaVista Software, Inc. <source@xxxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/dma-mapping.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/pm.h> +#include <asm/mach-au1x00/au1000.h> +#include <asm/mach-au1x00/au1000_dma.h> +#include <asm/mach-db1x00/bcsr.h> +#include <asm/reboot.h> +#include <prom.h> +#include "platform.h" + +struct pci_dev; + +const char *get_system_type(void) +{ + return "Alchemy Db1x00"; +} + +void __init board_setup(void) +{ +#ifdef CONFIG_MIPS_DB1000 + printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n"); +#endif +#ifdef CONFIG_MIPS_DB1500 + printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n"); +#endif +#ifdef CONFIG_MIPS_DB1100 + printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n"); +#endif + /* initialize board register space */ + bcsr_init(DB1000_BCSR_PHYS_ADDR, + DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); + +#if defined(CONFIG_IRDA) && defined(CONFIG_AU1000_FIR) + { + u32 pin_func; + + /* Set IRFIRSEL instead of GPIO15 */ + pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF; + au_writel(pin_func, SYS_PINFUNC); + /* Power off until the driver is in use */ + bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK, + BCSR_RESETS_IRDA_MODE_OFF); + } +#endif + bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */ + + /* Enable GPIO[31:0] inputs */ + alchemy_gpio1_input_enable(); +} + +/* DB1xxx PCMCIA interrupt sources: + * CD0/1 GPIO0/3 + * STSCHG0/1 GPIO1/4 + * CARD0/1 GPIO2/5 + */ + +#define F_SWAPPED (bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT) + +#if defined(CONFIG_MIPS_DB1000) +#define DB1XXX_PCMCIA_CD0 AU1000_GPIO0_INT +#define DB1XXX_PCMCIA_STSCHG0 AU1000_GPIO1_INT +#define DB1XXX_PCMCIA_CARD0 AU1000_GPIO2_INT +#define DB1XXX_PCMCIA_CD1 AU1000_GPIO3_INT +#define DB1XXX_PCMCIA_STSCHG1 AU1000_GPIO4_INT +#define DB1XXX_PCMCIA_CARD1 AU1000_GPIO5_INT +#elif defined(CONFIG_MIPS_DB1100) +#define DB1XXX_PCMCIA_CD0 AU1100_GPIO0_INT +#define DB1XXX_PCMCIA_STSCHG0 AU1100_GPIO1_INT +#define DB1XXX_PCMCIA_CARD0 AU1100_GPIO2_INT +#define DB1XXX_PCMCIA_CD1 AU1100_GPIO3_INT +#define DB1XXX_PCMCIA_STSCHG1 AU1100_GPIO4_INT +#define DB1XXX_PCMCIA_CARD1 AU1100_GPIO5_INT +#elif defined(CONFIG_MIPS_DB1500) +#define DB1XXX_PCMCIA_CD0 AU1500_GPIO0_INT +#define DB1XXX_PCMCIA_STSCHG0 AU1500_GPIO1_INT +#define DB1XXX_PCMCIA_CARD0 AU1500_GPIO2_INT +#define DB1XXX_PCMCIA_CD1 AU1500_GPIO3_INT +#define DB1XXX_PCMCIA_STSCHG1 AU1500_GPIO4_INT +#define DB1XXX_PCMCIA_CARD1 AU1500_GPIO5_INT + +static int db1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) +{ + if ((slot < 12) || (slot > 13) || pin == 0) + return -1; + if (slot == 12) + return (pin == 1) ? AU1500_PCI_INTA : 0xff; + if (slot == 13) { + switch (pin) { + case 1: return AU1500_PCI_INTA; + case 2: return AU1500_PCI_INTB; + case 3: return AU1500_PCI_INTC; + case 4: return AU1500_PCI_INTD; + } + } + return -1; +} + +static struct resource alchemy_pci_host_res[] = { + [0] = { + .start = AU1500_PCI_PHYS_ADDR, + .end = AU1500_PCI_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct alchemy_pci_platdata db1500_pci_pd = { + .board_map_irq = db1500_map_pci_irq, +}; + +static struct platform_device db1500_pci_host_dev = { + .dev.platform_data = &db1500_pci_pd, + .name = "alchemy-pci", + .id = 0, + .num_resources = ARRAY_SIZE(alchemy_pci_host_res), + .resource = alchemy_pci_host_res, +}; + +static int __init db1500_pci_init(void) +{ + return platform_device_register(&db1500_pci_host_dev); +} +/* must be arch_initcall; MIPS PCI scans busses in a subsys_initcall */ +arch_initcall(db1500_pci_init); +#endif + +#ifdef CONFIG_MIPS_DB1100 +static struct resource au1100_lcd_resources[] = { + [0] = { + .start = AU1100_LCD_PHYS_ADDR, + .end = AU1100_LCD_PHYS_ADDR + 0x800 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1100_LCD_INT, + .end = AU1100_LCD_INT, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 au1100_lcd_dmamask = DMA_BIT_MASK(32); + +static struct platform_device au1100_lcd_device = { + .name = "au1100-lcd", + .id = 0, + .dev = { + .dma_mask = &au1100_lcd_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(au1100_lcd_resources), + .resource = au1100_lcd_resources, +}; +#endif + +static struct resource alchemy_ac97c_res[] = { + [0] = { + .start = AU1000_AC97_PHYS_ADDR, + .end = AU1000_AC97_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = DMA_ID_AC97C_TX, + .end = DMA_ID_AC97C_TX, + .flags = IORESOURCE_DMA, + }, + [2] = { + .start = DMA_ID_AC97C_RX, + .end = DMA_ID_AC97C_RX, + .flags = IORESOURCE_DMA, + }, +}; + +static struct platform_device alchemy_ac97c_dev = { + .name = "alchemy-ac97c", + .id = -1, + .resource = alchemy_ac97c_res, + .num_resources = ARRAY_SIZE(alchemy_ac97c_res), +}; + +static struct platform_device alchemy_ac97c_dma_dev = { + .name = "alchemy-pcm-dma", + .id = 0, +}; + +static struct platform_device db1x00_codec_dev = { + .name = "ac97-codec", + .id = -1, +}; + +static struct platform_device db1x00_audio_dev = { + .name = "db1000-audio", +}; + +static int __init db1xxx_dev_init(void) +{ + irq_set_irq_type(DB1XXX_PCMCIA_CD0, IRQ_TYPE_EDGE_BOTH); + irq_set_irq_type(DB1XXX_PCMCIA_CD1, IRQ_TYPE_EDGE_BOTH); + irq_set_irq_type(DB1XXX_PCMCIA_CARD0, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(DB1XXX_PCMCIA_CARD1, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(DB1XXX_PCMCIA_STSCHG0, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(DB1XXX_PCMCIA_STSCHG1, IRQ_TYPE_LEVEL_LOW); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + DB1XXX_PCMCIA_CARD0, DB1XXX_PCMCIA_CD0, + /*DB1XXX_PCMCIA_STSCHG0*/0, 0, 0); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004000000, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004000000, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x004000000, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1, + DB1XXX_PCMCIA_CARD1, DB1XXX_PCMCIA_CD1, + /*DB1XXX_PCMCIA_STSCHG1*/0, 0, 1); +#ifdef CONFIG_MIPS_DB1100 + platform_device_register(&au1100_lcd_device); +#endif + platform_device_register(&db1x00_codec_dev); + platform_device_register(&alchemy_ac97c_dma_dev); + platform_device_register(&alchemy_ac97c_dev); + platform_device_register(&db1x00_audio_dev); + + db1x_register_norflash(32 << 20, 4 /* 32bit */, F_SWAPPED); + return 0; +} +device_initcall(db1xxx_dev_init); diff --git a/arch/mips/alchemy/devboards/db1x00/Makefile b/arch/mips/alchemy/devboards/db1x00/Makefile deleted file mode 100644 index 613c0c0..0000000 --- a/arch/mips/alchemy/devboards/db1x00/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Copyright 2000, 2008 MontaVista Software Inc. -# Author: MontaVista Software, Inc. <source@xxxxxxxxxx> -# -# Makefile for the Alchemy Semiconductor DBAu1xx0 boards. -# - -obj-y := board_setup.o platform.o diff --git a/arch/mips/alchemy/devboards/db1x00/board_setup.c b/arch/mips/alchemy/devboards/db1x00/board_setup.c deleted file mode 100644 index 2dbebcb..0000000 --- a/arch/mips/alchemy/devboards/db1x00/board_setup.c +++ /dev/null @@ -1,108 +0,0 @@ -/* - * - * BRIEF MODULE DESCRIPTION - * Alchemy Db1x00 board setup. - * - * Copyright 2000, 2008 MontaVista Software Inc. - * Author: MontaVista Software, Inc. <source@xxxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/gpio.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/pm.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-au1x00/au1xxx_eth.h> -#include <asm/mach-db1x00/db1x00.h> -#include <asm/mach-db1x00/bcsr.h> -#include <asm/reboot.h> - -#include <prom.h> - -const char *get_system_type(void) -{ - return "Alchemy Db1x00"; -} - - -void __init board_setup(void) -{ -#ifdef CONFIG_MIPS_DB1000 - printk(KERN_INFO "AMD Alchemy Au1000/Db1000 Board\n"); -#endif -#ifdef CONFIG_MIPS_DB1500 - printk(KERN_INFO "AMD Alchemy Au1500/Db1500 Board\n"); -#endif -#ifdef CONFIG_MIPS_DB1100 - printk(KERN_INFO "AMD Alchemy Au1100/Db1100 Board\n"); -#endif - /* initialize board register space */ - bcsr_init(DB1000_BCSR_PHYS_ADDR, - DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); - -#if defined(CONFIG_IRDA) && defined(CONFIG_AU1000_FIR) - { - u32 pin_func; - - /* Set IRFIRSEL instead of GPIO15 */ - pin_func = au_readl(SYS_PINFUNC) | SYS_PF_IRF; - au_writel(pin_func, SYS_PINFUNC); - /* Power off until the driver is in use */ - bcsr_mod(BCSR_RESETS, BCSR_RESETS_IRDA_MODE_MASK, - BCSR_RESETS_IRDA_MODE_OFF); - } -#endif - bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */ - - /* Enable GPIO[31:0] inputs */ - alchemy_gpio1_input_enable(); -} - -static int __init db1x00_init_irq(void) -{ -#if defined(CONFIG_MIPS_DB1500) - irq_set_irq_type(AU1500_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */ - irq_set_irq_type(AU1500_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */ - irq_set_irq_type(AU1500_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */ - irq_set_irq_type(AU1500_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */ - irq_set_irq_type(AU1500_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */ - irq_set_irq_type(AU1500_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */ -#elif defined(CONFIG_MIPS_DB1100) - irq_set_irq_type(AU1100_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */ - irq_set_irq_type(AU1100_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */ - irq_set_irq_type(AU1100_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */ - irq_set_irq_type(AU1100_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */ - irq_set_irq_type(AU1100_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */ - irq_set_irq_type(AU1100_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */ -#elif defined(CONFIG_MIPS_DB1000) - irq_set_irq_type(AU1000_GPIO0_INT, IRQF_TRIGGER_LOW); /* CD0# */ - irq_set_irq_type(AU1000_GPIO3_INT, IRQF_TRIGGER_LOW); /* CD1# */ - irq_set_irq_type(AU1000_GPIO2_INT, IRQF_TRIGGER_LOW); /* CARD0# */ - irq_set_irq_type(AU1000_GPIO5_INT, IRQF_TRIGGER_LOW); /* CARD1# */ - irq_set_irq_type(AU1000_GPIO1_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */ - irq_set_irq_type(AU1000_GPIO4_INT, IRQF_TRIGGER_LOW); /* STSCHG1# */ -#endif - return 0; -} -arch_initcall(db1x00_init_irq); diff --git a/arch/mips/alchemy/devboards/db1x00/platform.c b/arch/mips/alchemy/devboards/db1x00/platform.c deleted file mode 100644 index b439b4f..0000000 --- a/arch/mips/alchemy/devboards/db1x00/platform.c +++ /dev/null @@ -1,206 +0,0 @@ -/* - * DBAu1xxx board platform device registration - * - * Copyright (C) 2009 Manuel Lauss - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/platform_device.h> -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-au1x00/au1000_dma.h> -#include <asm/mach-db1x00/bcsr.h> -#include "../platform.h" - -struct pci_dev; - -/* DB1xxx PCMCIA interrupt sources: - * CD0/1 GPIO0/3 - * STSCHG0/1 GPIO1/4 - * CARD0/1 GPIO2/5 - */ - -#define F_SWAPPED (bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT) - -#if defined(CONFIG_MIPS_DB1000) -#define DB1XXX_PCMCIA_CD0 AU1000_GPIO0_INT -#define DB1XXX_PCMCIA_STSCHG0 AU1000_GPIO1_INT -#define DB1XXX_PCMCIA_CARD0 AU1000_GPIO2_INT -#define DB1XXX_PCMCIA_CD1 AU1000_GPIO3_INT -#define DB1XXX_PCMCIA_STSCHG1 AU1000_GPIO4_INT -#define DB1XXX_PCMCIA_CARD1 AU1000_GPIO5_INT -#elif defined(CONFIG_MIPS_DB1100) -#define DB1XXX_PCMCIA_CD0 AU1100_GPIO0_INT -#define DB1XXX_PCMCIA_STSCHG0 AU1100_GPIO1_INT -#define DB1XXX_PCMCIA_CARD0 AU1100_GPIO2_INT -#define DB1XXX_PCMCIA_CD1 AU1100_GPIO3_INT -#define DB1XXX_PCMCIA_STSCHG1 AU1100_GPIO4_INT -#define DB1XXX_PCMCIA_CARD1 AU1100_GPIO5_INT -#elif defined(CONFIG_MIPS_DB1500) -#define DB1XXX_PCMCIA_CD0 AU1500_GPIO0_INT -#define DB1XXX_PCMCIA_STSCHG0 AU1500_GPIO1_INT -#define DB1XXX_PCMCIA_CARD0 AU1500_GPIO2_INT -#define DB1XXX_PCMCIA_CD1 AU1500_GPIO3_INT -#define DB1XXX_PCMCIA_STSCHG1 AU1500_GPIO4_INT -#define DB1XXX_PCMCIA_CARD1 AU1500_GPIO5_INT - -static int db1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) -{ - if ((slot < 12) || (slot > 13) || pin == 0) - return -1; - if (slot == 12) - return (pin == 1) ? AU1500_PCI_INTA : 0xff; - if (slot == 13) { - switch (pin) { - case 1: return AU1500_PCI_INTA; - case 2: return AU1500_PCI_INTB; - case 3: return AU1500_PCI_INTC; - case 4: return AU1500_PCI_INTD; - } - } - return -1; -} - -static struct resource alchemy_pci_host_res[] = { - [0] = { - .start = AU1500_PCI_PHYS_ADDR, - .end = AU1500_PCI_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct alchemy_pci_platdata db1500_pci_pd = { - .board_map_irq = db1500_map_pci_irq, -}; - -static struct platform_device db1500_pci_host_dev = { - .dev.platform_data = &db1500_pci_pd, - .name = "alchemy-pci", - .id = 0, - .num_resources = ARRAY_SIZE(alchemy_pci_host_res), - .resource = alchemy_pci_host_res, -}; - -static int __init db1500_pci_init(void) -{ - return platform_device_register(&db1500_pci_host_dev); -} -/* must be arch_initcall; MIPS PCI scans busses in a subsys_initcall */ -arch_initcall(db1500_pci_init); -#endif - -#ifdef CONFIG_MIPS_DB1100 -static struct resource au1100_lcd_resources[] = { - [0] = { - .start = AU1100_LCD_PHYS_ADDR, - .end = AU1100_LCD_PHYS_ADDR + 0x800 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1100_LCD_INT, - .end = AU1100_LCD_INT, - .flags = IORESOURCE_IRQ, - } -}; - -static u64 au1100_lcd_dmamask = DMA_BIT_MASK(32); - -static struct platform_device au1100_lcd_device = { - .name = "au1100-lcd", - .id = 0, - .dev = { - .dma_mask = &au1100_lcd_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(au1100_lcd_resources), - .resource = au1100_lcd_resources, -}; -#endif - -static struct resource alchemy_ac97c_res[] = { - [0] = { - .start = AU1000_AC97_PHYS_ADDR, - .end = AU1000_AC97_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = DMA_ID_AC97C_TX, - .end = DMA_ID_AC97C_TX, - .flags = IORESOURCE_DMA, - }, - [2] = { - .start = DMA_ID_AC97C_RX, - .end = DMA_ID_AC97C_RX, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device alchemy_ac97c_dev = { - .name = "alchemy-ac97c", - .id = -1, - .resource = alchemy_ac97c_res, - .num_resources = ARRAY_SIZE(alchemy_ac97c_res), -}; - -static struct platform_device alchemy_ac97c_dma_dev = { - .name = "alchemy-pcm-dma", - .id = 0, -}; - -static struct platform_device db1x00_codec_dev = { - .name = "ac97-codec", - .id = -1, -}; - -static struct platform_device db1x00_audio_dev = { - .name = "db1000-audio", -}; - -static int __init db1xxx_dev_init(void) -{ - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - DB1XXX_PCMCIA_CARD0, DB1XXX_PCMCIA_CD0, - /*DB1XXX_PCMCIA_STSCHG0*/0, 0, 0); - - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004000000, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x004400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004000000, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x004400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x004000000, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x004010000 - 1, - DB1XXX_PCMCIA_CARD1, DB1XXX_PCMCIA_CD1, - /*DB1XXX_PCMCIA_STSCHG1*/0, 0, 1); -#ifdef CONFIG_MIPS_DB1100 - platform_device_register(&au1100_lcd_device); -#endif - platform_device_register(&db1x00_codec_dev); - platform_device_register(&alchemy_ac97c_dma_dev); - platform_device_register(&alchemy_ac97c_dev); - platform_device_register(&db1x00_audio_dev); - - db1x_register_norflash(0x02000000, 4 /* 32bit */, F_SWAPPED); - return 0; -} -device_initcall(db1xxx_dev_init); diff --git a/arch/mips/alchemy/devboards/pb1100.c b/arch/mips/alchemy/devboards/pb1100.c new file mode 100644 index 0000000..cff50d0 --- /dev/null +++ b/arch/mips/alchemy/devboards/pb1100.c @@ -0,0 +1,167 @@ +/* + * Pb1100 board platform device registration + * + * Copyright (C) 2009 Manuel Lauss + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/dma-mapping.h> +#include <linux/platform_device.h> +#include <asm/mach-au1x00/au1000.h> +#include <asm/mach-db1x00/bcsr.h> +#include <prom.h> +#include "platform.h" + +const char *get_system_type(void) +{ + return "PB1100"; +} + +void __init board_setup(void) +{ + volatile void __iomem *base = (volatile void __iomem *)0xac000000UL; + + bcsr_init(DB1000_BCSR_PHYS_ADDR, + DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); + + /* Set AUX clock to 12 MHz * 8 = 96 MHz */ + au_writel(8, SYS_AUXPLL); + alchemy_gpio1_input_enable(); + udelay(100); + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) + { + u32 pin_func, sys_freqctrl, sys_clksrc; + + /* Configure pins GPIO[14:9] as GPIO */ + pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3; + + /* Zero and disable FREQ2 */ + sys_freqctrl = au_readl(SYS_FREQCTRL0); + sys_freqctrl &= ~0xFFF00000; + au_writel(sys_freqctrl, SYS_FREQCTRL0); + + /* Zero and disable USBH/USBD/IrDA clock */ + sys_clksrc = au_readl(SYS_CLKSRC); + sys_clksrc &= ~(SYS_CS_CIR | SYS_CS_DIR | SYS_CS_MIR_MASK); + au_writel(sys_clksrc, SYS_CLKSRC); + + sys_freqctrl = au_readl(SYS_FREQCTRL0); + sys_freqctrl &= ~0xFFF00000; + + sys_clksrc = au_readl(SYS_CLKSRC); + sys_clksrc &= ~(SYS_CS_CIR | SYS_CS_DIR | SYS_CS_MIR_MASK); + + /* FREQ2 = aux / 2 = 48 MHz */ + sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) | + SYS_FC_FE2 | SYS_FC_FS2; + au_writel(sys_freqctrl, SYS_FREQCTRL0); + + /* + * Route 48 MHz FREQ2 into USBH/USBD/IrDA + */ + sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MIR_BIT; + au_writel(sys_clksrc, SYS_CLKSRC); + + /* Setup the static bus controller */ + au_writel(0x00000002, MEM_STCFG3); /* type = PCMCIA */ + au_writel(0x280E3D07, MEM_STTIME3); /* 250ns cycle time */ + au_writel(0x10000000, MEM_STADDR3); /* any PCMCIA select */ + + /* + * Get USB Functionality pin state (device vs host drive pins). + */ + pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB; + /* 2nd USB port is USB host. */ + pin_func |= SYS_PF_USB; + au_writel(pin_func, SYS_PINFUNC); + } +#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */ + + /* Enable sys bus clock divider when IDLE state or no bus activity. */ + au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL); + + /* Enable the RTC if not already enabled. */ + if (!(readb(base + 0x28) & 0x20)) { + writeb(readb(base + 0x28) | 0x20, base + 0x28); + au_sync(); + } + /* Put the clock in BCD mode. */ + if (readb(base + 0x2C) & 0x4) { /* reg B */ + writeb(readb(base + 0x2c) & ~0x4, base + 0x2c); + au_sync(); + } +} + +/******************************************************************************/ + +static struct resource au1100_lcd_resources[] = { + [0] = { + .start = AU1100_LCD_PHYS_ADDR, + .end = AU1100_LCD_PHYS_ADDR + 0x800 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1100_LCD_INT, + .end = AU1100_LCD_INT, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 au1100_lcd_dmamask = DMA_BIT_MASK(32); + +static struct platform_device au1100_lcd_device = { + .name = "au1100-lcd", + .id = 0, + .dev = { + .dma_mask = &au1100_lcd_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(au1100_lcd_resources), + .resource = au1100_lcd_resources, +}; + +static int __init pb1100_dev_init(void) +{ + int swapped; + + irq_set_irq_type(AU1100_GPIO9_INT, IRQF_TRIGGER_LOW); /* PCCD# */ + irq_set_irq_type(AU1100_GPIO10_INT, IRQF_TRIGGER_LOW); /* PCSTSCHG# */ + irq_set_irq_type(AU1100_GPIO11_INT, IRQF_TRIGGER_LOW); /* PCCard# */ + irq_set_irq_type(AU1100_GPIO13_INT, IRQF_TRIGGER_LOW); /* DC_IRQ# */ + + /* PCMCIA. single socket, identical to Pb1500 */ + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + AU1100_GPIO11_INT, AU1100_GPIO9_INT, /* card / insert */ + /*AU1100_GPIO10_INT*/0, 0, 0); /* stschg / eject / id */ + + swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT; + db1x_register_norflash(64 * 1024 * 1024, 4, swapped); + platform_device_register(&au1100_lcd_device); + + return 0; +} +device_initcall(pb1100_dev_init); diff --git a/arch/mips/alchemy/devboards/pb1100/Makefile b/arch/mips/alchemy/devboards/pb1100/Makefile deleted file mode 100644 index 7e3756c..0000000 --- a/arch/mips/alchemy/devboards/pb1100/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Copyright 2000, 2001, 2008 MontaVista Software Inc. -# Author: MontaVista Software, Inc. <source@xxxxxxxxxx> -# -# Makefile for the Alchemy Semiconductor Pb1100 board. -# - -obj-y := board_setup.o platform.o diff --git a/arch/mips/alchemy/devboards/pb1100/board_setup.c b/arch/mips/alchemy/devboards/pb1100/board_setup.c deleted file mode 100644 index d108fd5..0000000 --- a/arch/mips/alchemy/devboards/pb1100/board_setup.c +++ /dev/null @@ -1,127 +0,0 @@ -/* - * Copyright 2002, 2008 MontaVista Software Inc. - * Author: MontaVista Software, Inc. <source@xxxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/gpio.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/interrupt.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-db1x00/bcsr.h> - -#include <prom.h> - - -const char *get_system_type(void) -{ - return "Alchemy Pb1100"; -} - -void __init board_setup(void) -{ - volatile void __iomem *base = (volatile void __iomem *)0xac000000UL; - - bcsr_init(DB1000_BCSR_PHYS_ADDR, - DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); - - /* Set AUX clock to 12 MHz * 8 = 96 MHz */ - au_writel(8, SYS_AUXPLL); - alchemy_gpio1_input_enable(); - udelay(100); - -#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) - { - u32 pin_func, sys_freqctrl, sys_clksrc; - - /* Configure pins GPIO[14:9] as GPIO */ - pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_UR3; - - /* Zero and disable FREQ2 */ - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* Zero and disable USBH/USBD/IrDA clock */ - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~(SYS_CS_CIR | SYS_CS_DIR | SYS_CS_MIR_MASK); - au_writel(sys_clksrc, SYS_CLKSRC); - - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~(SYS_CS_CIR | SYS_CS_DIR | SYS_CS_MIR_MASK); - - /* FREQ2 = aux / 2 = 48 MHz */ - sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) | - SYS_FC_FE2 | SYS_FC_FS2; - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* - * Route 48 MHz FREQ2 into USBH/USBD/IrDA - */ - sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MIR_BIT; - au_writel(sys_clksrc, SYS_CLKSRC); - - /* Setup the static bus controller */ - au_writel(0x00000002, MEM_STCFG3); /* type = PCMCIA */ - au_writel(0x280E3D07, MEM_STTIME3); /* 250ns cycle time */ - au_writel(0x10000000, MEM_STADDR3); /* any PCMCIA select */ - - /* - * Get USB Functionality pin state (device vs host drive pins). - */ - pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB; - /* 2nd USB port is USB host. */ - pin_func |= SYS_PF_USB; - au_writel(pin_func, SYS_PINFUNC); - } -#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */ - - /* Enable sys bus clock divider when IDLE state or no bus activity. */ - au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL); - - /* Enable the RTC if not already enabled. */ - if (!(readb(base + 0x28) & 0x20)) { - writeb(readb(base + 0x28) | 0x20, base + 0x28); - au_sync(); - } - /* Put the clock in BCD mode. */ - if (readb(base + 0x2C) & 0x4) { /* reg B */ - writeb(readb(base + 0x2c) & ~0x4, base + 0x2c); - au_sync(); - } -} - -static int __init pb1100_init_irq(void) -{ - irq_set_irq_type(AU1100_GPIO9_INT, IRQF_TRIGGER_LOW); /* PCCD# */ - irq_set_irq_type(AU1100_GPIO10_INT, IRQF_TRIGGER_LOW); /* PCSTSCHG# */ - irq_set_irq_type(AU1100_GPIO11_INT, IRQF_TRIGGER_LOW); /* PCCard# */ - irq_set_irq_type(AU1100_GPIO13_INT, IRQF_TRIGGER_LOW); /* DC_IRQ# */ - - return 0; -} -arch_initcall(pb1100_init_irq); diff --git a/arch/mips/alchemy/devboards/pb1100/platform.c b/arch/mips/alchemy/devboards/pb1100/platform.c deleted file mode 100644 index 9c57c01..0000000 --- a/arch/mips/alchemy/devboards/pb1100/platform.c +++ /dev/null @@ -1,77 +0,0 @@ -/* - * Pb1100 board platform device registration - * - * Copyright (C) 2009 Manuel Lauss - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/init.h> -#include <linux/dma-mapping.h> -#include <linux/platform_device.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-db1x00/bcsr.h> - -#include "../platform.h" - -static struct resource au1100_lcd_resources[] = { - [0] = { - .start = AU1100_LCD_PHYS_ADDR, - .end = AU1100_LCD_PHYS_ADDR + 0x800 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1100_LCD_INT, - .end = AU1100_LCD_INT, - .flags = IORESOURCE_IRQ, - } -}; - -static u64 au1100_lcd_dmamask = DMA_BIT_MASK(32); - -static struct platform_device au1100_lcd_device = { - .name = "au1100-lcd", - .id = 0, - .dev = { - .dma_mask = &au1100_lcd_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(au1100_lcd_resources), - .resource = au1100_lcd_resources, -}; - -static int __init pb1100_dev_init(void) -{ - int swapped; - - /* PCMCIA. single socket, identical to Pb1500 */ - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - AU1100_GPIO11_INT, AU1100_GPIO9_INT, /* card / insert */ - /*AU1100_GPIO10_INT*/0, 0, 0); /* stschg / eject / id */ - - swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT; - db1x_register_norflash(64 * 1024 * 1024, 4, swapped); - platform_device_register(&au1100_lcd_device); - - return 0; -} -device_initcall(pb1100_dev_init); diff --git a/arch/mips/alchemy/devboards/pb1200.c b/arch/mips/alchemy/devboards/pb1200.c new file mode 100644 index 0000000..a1b6497 --- /dev/null +++ b/arch/mips/alchemy/devboards/pb1200.c @@ -0,0 +1,464 @@ +/* + * Pb1200/DBAu1200 board platform device registration + * + * Copyright (C) 2008 MontaVista Software Inc. <source@xxxxxxxxxx> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/dma-mapping.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/leds.h> +#include <linux/platform_device.h> +#include <linux/smc91x.h> +#include <asm/mach-au1x00/au1000.h> +#include <asm/mach-au1x00/au1100_mmc.h> +#include <asm/mach-au1x00/au1xxx_dbdma.h> +#include <asm/mach-db1x00/bcsr.h> +#include <asm/mach-pb1x00/pb1200.h> +#include <prom.h> +#include "platform.h" + + +const char *get_system_type(void) +{ + return "PB1200"; +} + +void __init board_setup(void) +{ + printk(KERN_INFO "AMD Alchemy Pb1200 Board\n"); + bcsr_init(PB1200_BCSR_PHYS_ADDR, + PB1200_BCSR_PHYS_ADDR + PB1200_BCSR_HEXLED_OFS); + +#if 0 + { + u32 pin_func; + + /* + * Enable PSC1 SYNC for AC97. Normaly done in audio driver, + * but it is board specific code, so put it here. + */ + pin_func = au_readl(SYS_PINFUNC); + au_sync(); + pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1; + au_writel(pin_func, SYS_PINFUNC); + + au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */ + au_sync(); + } +#endif + +#if defined(CONFIG_I2C_AU1550) + { + u32 freq0, clksrc; + u32 pin_func; + + /* Select SMBus in CPLD */ + bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); + + pin_func = au_readl(SYS_PINFUNC); + au_sync(); + pin_func &= ~(SYS_PINFUNC_P0A | SYS_PINFUNC_P0B); + /* Set GPIOs correctly */ + pin_func |= 2 << 17; + au_writel(pin_func, SYS_PINFUNC); + au_sync(); + + /* The I2C driver depends on 50 MHz clock */ + freq0 = au_readl(SYS_FREQCTRL0); + au_sync(); + freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1); + freq0 |= 3 << SYS_FC_FRDIV1_BIT; + /* 396 MHz / (3 + 1) * 2 == 49.5 MHz */ + au_writel(freq0, SYS_FREQCTRL0); + au_sync(); + freq0 |= SYS_FC_FE1; + au_writel(freq0, SYS_FREQCTRL0); + au_sync(); + + clksrc = au_readl(SYS_CLKSRC); + au_sync(); + clksrc &= ~(SYS_CS_CE0 | SYS_CS_DE0 | SYS_CS_ME0_MASK); + /* Bit 22 is EXTCLK0 for PSC0 */ + clksrc |= SYS_CS_MUX_FQ1 << SYS_CS_ME0_BIT; + au_writel(clksrc, SYS_CLKSRC); + au_sync(); + } +#endif + + /* + * The Pb1200 development board uses external MUX for PSC0 to + * support SMB/SPI. bcsr_resets bit 12: 0=SMB 1=SPI + */ +#ifdef CONFIG_I2C_AU1550 + bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); +#endif + au_sync(); +} + +/******************************************************************************/ + +static int mmc_activity; + +static void pb1200mmc0_set_power(void *mmc_host, int state) +{ + if (state) + bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR); + else + bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0); + + msleep(1); +} + +static int pb1200mmc0_card_readonly(void *mmc_host) +{ + return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0; +} + +static int pb1200mmc0_card_inserted(void *mmc_host) +{ + return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0; +} + +static void pb1200_mmcled_set(struct led_classdev *led, + enum led_brightness brightness) +{ + if (brightness != LED_OFF) { + if (++mmc_activity == 1) + bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0); + } else { + if (--mmc_activity == 0) + bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0); + } +} + +static struct led_classdev pb1200mmc_led = { + .brightness_set = pb1200_mmcled_set, +}; + +static void pb1200mmc1_set_power(void *mmc_host, int state) +{ + if (state) + bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD1PWR); + else + bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD1PWR, 0); + + msleep(1); +} + +static int pb1200mmc1_card_readonly(void *mmc_host) +{ + return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD1WP) ? 1 : 0; +} + +static int pb1200mmc1_card_inserted(void *mmc_host) +{ + return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD1INSERT) ? 1 : 0; +} + +static struct au1xmmc_platform_data pb1200mmc_platdata[2] = { + [0] = { + .set_power = pb1200mmc0_set_power, + .card_inserted = pb1200mmc0_card_inserted, + .card_readonly = pb1200mmc0_card_readonly, + .cd_setup = NULL, /* use poll-timer in driver */ + .led = &pb1200mmc_led, + }, + [1] = { + .set_power = pb1200mmc1_set_power, + .card_inserted = pb1200mmc1_card_inserted, + .card_readonly = pb1200mmc1_card_readonly, + .cd_setup = NULL, /* use poll-timer in driver */ + .led = &pb1200mmc_led, + }, +}; + +static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); + +static struct resource au1200_mmc0_res[] = { + [0] = { + .start = AU1100_SD0_PHYS_ADDR, + .end = AU1100_SD0_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_SD_INT, + .end = AU1200_SD_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_SDMS_TX0, + .end = AU1200_DSCR_CMD0_SDMS_TX0, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1200_DSCR_CMD0_SDMS_RX0, + .end = AU1200_DSCR_CMD0_SDMS_RX0, + .flags = IORESOURCE_DMA, + } +}; + +static struct platform_device pb1200_mmc0_dev = { + .name = "au1xxx-mmc", + .id = 0, + .dev = { + .dma_mask = &au1xxx_mmc_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &pb1200mmc_platdata[0], + }, + .num_resources = ARRAY_SIZE(au1200_mmc0_res), + .resource = au1200_mmc0_res, +}; + +static struct resource au1200_mmc1_res[] = { + [0] = { + .start = AU1100_SD1_PHYS_ADDR, + .end = AU1100_SD1_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_SD_INT, + .end = AU1200_SD_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_SDMS_TX1, + .end = AU1200_DSCR_CMD0_SDMS_TX1, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1200_DSCR_CMD0_SDMS_RX1, + .end = AU1200_DSCR_CMD0_SDMS_RX1, + .flags = IORESOURCE_DMA, + } +}; + +static struct platform_device pb1200_mmc1_dev = { + .name = "au1xxx-mmc", + .id = 1, + .dev = { + .dma_mask = &au1xxx_mmc_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = &pb1200mmc_platdata[1], + }, + .num_resources = ARRAY_SIZE(au1200_mmc1_res), + .resource = au1200_mmc1_res, +}; + + +static struct resource ide_resources[] = { + [0] = { + .start = IDE_PHYS_ADDR, + .end = IDE_PHYS_ADDR + IDE_PHYS_LEN - 1, + .flags = IORESOURCE_MEM + }, + [1] = { + .start = IDE_INT, + .end = IDE_INT, + .flags = IORESOURCE_IRQ + }, + [2] = { + .start = AU1200_DSCR_CMD0_DMA_REQ1, + .end = AU1200_DSCR_CMD0_DMA_REQ1, + .flags = IORESOURCE_DMA, + }, +}; + +static u64 au1200_ide_dmamask = DMA_BIT_MASK(32); + +static struct platform_device ide_device = { + .name = "au1200-ide", + .id = 0, + .dev = { + .dma_mask = &au1200_ide_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(ide_resources), + .resource = ide_resources +}; + +static struct smc91x_platdata smc_data = { + .flags = SMC91X_NOWAIT | SMC91X_USE_16BIT, + .leda = RPC_LED_100_10, + .ledb = RPC_LED_TX_RX, +}; + +static struct resource smc91c111_resources[] = { + [0] = { + .name = "smc91x-regs", + .start = SMC91C111_PHYS_ADDR, + .end = SMC91C111_PHYS_ADDR + 0xf, + .flags = IORESOURCE_MEM + }, + [1] = { + .start = SMC91C111_INT, + .end = SMC91C111_INT, + .flags = IORESOURCE_IRQ + }, +}; + +static struct platform_device smc91c111_device = { + .dev = { + .platform_data = &smc_data, + }, + .name = "smc91x", + .id = -1, + .num_resources = ARRAY_SIZE(smc91c111_resources), + .resource = smc91c111_resources +}; + +static struct resource au1200_psc0_res[] = { + [0] = { + .start = AU1550_PSC0_PHYS_ADDR, + .end = AU1550_PSC0_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_PSC0_INT, + .end = AU1200_PSC0_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1200_DSCR_CMD0_PSC0_TX, + .end = AU1200_DSCR_CMD0_PSC0_TX, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1200_DSCR_CMD0_PSC0_RX, + .end = AU1200_DSCR_CMD0_PSC0_RX, + .flags = IORESOURCE_DMA, + }, +}; + +static struct platform_device pb1200_i2c_dev = { + .name = "au1xpsc_smbus", + .id = 0, /* bus number */ + .num_resources = ARRAY_SIZE(au1200_psc0_res), + .resource = au1200_psc0_res, +}; + +static struct resource au1200_lcd_res[] = { + [0] = { + .start = AU1200_LCD_PHYS_ADDR, + .end = AU1200_LCD_PHYS_ADDR + 0x800 - 1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1200_LCD_INT, + .end = AU1200_LCD_INT, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32); + +static struct platform_device au1200_lcd_dev = { + .name = "au1200-lcd", + .id = 0, + .dev = { + .dma_mask = &au1200_lcd_dmamask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, + .num_resources = ARRAY_SIZE(au1200_lcd_res), + .resource = au1200_lcd_res, +}; + +static struct platform_device *board_platform_devices[] __initdata = { + &ide_device, + &smc91c111_device, + &pb1200_i2c_dev, + &pb1200_mmc0_dev, + &pb1200_mmc1_dev, + &au1200_lcd_dev, +}; + +static int __init board_register_devices(void) +{ + int swapped; + + /* We have a problem with CPLD rev 3. */ + if (BCSR_WHOAMI_CPLD(bcsr_read(BCSR_WHOAMI)) <= 3) { + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "Pb1200 must be at CPLD rev 4. Please have Pb1200\n"); + printk(KERN_ERR "updated to latest revision. This software will\n"); + printk(KERN_ERR "not work on anything less than CPLD rev 4.\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + printk(KERN_ERR "WARNING!!!\n"); + panic("Game over. Your score is 0."); + } + + irq_set_irq_type(AU1200_GPIO7_INT, IRQF_TRIGGER_LOW); + bcsr_init_irq(PB1200_INT_BEGIN, PB1200_INT_END, AU1200_GPIO7_INT); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + PB1200_PC0_INT, PB1200_PC0_INSERT_INT, + /*PB1200_PC0_STSCHG_INT*/0, PB1200_PC0_EJECT_INT, 0); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1, + PB1200_PC1_INT, PB1200_PC1_INSERT_INT, + /*PB1200_PC1_STSCHG_INT*/0, PB1200_PC1_EJECT_INT, 1); + + swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT; + db1x_register_norflash(128 * 1024 * 1024, 2, swapped); + + return platform_add_devices(board_platform_devices, + ARRAY_SIZE(board_platform_devices)); +} +device_initcall(board_register_devices); + + +int board_au1200fb_panel(void) +{ + return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f; +} + +int board_au1200fb_panel_init(void) +{ + /* Apply power */ + bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | + BCSR_BOARD_LCDBL); + return 0; +} + +int board_au1200fb_panel_shutdown(void) +{ + /* Remove power */ + bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | + BCSR_BOARD_LCDBL, 0); + return 0; +} diff --git a/arch/mips/alchemy/devboards/pb1200/Makefile b/arch/mips/alchemy/devboards/pb1200/Makefile deleted file mode 100644 index 18c1bd5..0000000 --- a/arch/mips/alchemy/devboards/pb1200/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# -# Makefile for the Alchemy Semiconductor Pb1200/DBAu1200 boards. -# - -obj-y := board_setup.o platform.o diff --git a/arch/mips/alchemy/devboards/pb1200/board_setup.c b/arch/mips/alchemy/devboards/pb1200/board_setup.c deleted file mode 100644 index 6d06b07..0000000 --- a/arch/mips/alchemy/devboards/pb1200/board_setup.c +++ /dev/null @@ -1,174 +0,0 @@ -/* - * - * BRIEF MODULE DESCRIPTION - * Alchemy Pb1200/Db1200 board setup. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/sched.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-db1x00/bcsr.h> - -#ifdef CONFIG_MIPS_PB1200 -#include <asm/mach-pb1x00/pb1200.h> -#endif - -#ifdef CONFIG_MIPS_DB1200 -#include <asm/mach-db1x00/db1200.h> -#define PB1200_INT_BEGIN DB1200_INT_BEGIN -#define PB1200_INT_END DB1200_INT_END -#endif - -#include <prom.h> - -const char *get_system_type(void) -{ - return "Alchemy Pb1200"; -} - -void __init board_setup(void) -{ - printk(KERN_INFO "AMD Alchemy Pb1200 Board\n"); - bcsr_init(PB1200_BCSR_PHYS_ADDR, - PB1200_BCSR_PHYS_ADDR + PB1200_BCSR_HEXLED_OFS); - -#if 0 - { - u32 pin_func; - - /* - * Enable PSC1 SYNC for AC97. Normaly done in audio driver, - * but it is board specific code, so put it here. - */ - pin_func = au_readl(SYS_PINFUNC); - au_sync(); - pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1; - au_writel(pin_func, SYS_PINFUNC); - - au_writel(0, (u32)bcsr | 0x10); /* turn off PCMCIA power */ - au_sync(); - } -#endif - -#if defined(CONFIG_I2C_AU1550) - { - u32 freq0, clksrc; - u32 pin_func; - - /* Select SMBus in CPLD */ - bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); - - pin_func = au_readl(SYS_PINFUNC); - au_sync(); - pin_func &= ~(SYS_PINFUNC_P0A | SYS_PINFUNC_P0B); - /* Set GPIOs correctly */ - pin_func |= 2 << 17; - au_writel(pin_func, SYS_PINFUNC); - au_sync(); - - /* The I2C driver depends on 50 MHz clock */ - freq0 = au_readl(SYS_FREQCTRL0); - au_sync(); - freq0 &= ~(SYS_FC_FRDIV1_MASK | SYS_FC_FS1 | SYS_FC_FE1); - freq0 |= 3 << SYS_FC_FRDIV1_BIT; - /* 396 MHz / (3 + 1) * 2 == 49.5 MHz */ - au_writel(freq0, SYS_FREQCTRL0); - au_sync(); - freq0 |= SYS_FC_FE1; - au_writel(freq0, SYS_FREQCTRL0); - au_sync(); - - clksrc = au_readl(SYS_CLKSRC); - au_sync(); - clksrc &= ~(SYS_CS_CE0 | SYS_CS_DE0 | SYS_CS_ME0_MASK); - /* Bit 22 is EXTCLK0 for PSC0 */ - clksrc |= SYS_CS_MUX_FQ1 << SYS_CS_ME0_BIT; - au_writel(clksrc, SYS_CLKSRC); - au_sync(); - } -#endif - - /* - * The Pb1200 development board uses external MUX for PSC0 to - * support SMB/SPI. bcsr_resets bit 12: 0=SMB 1=SPI - */ -#ifdef CONFIG_I2C_AU1550 - bcsr_mod(BCSR_RESETS, BCSR_RESETS_PSC0MUX, 0); -#endif - au_sync(); -} - -static int __init pb1200_init_irq(void) -{ - /* We have a problem with CPLD rev 3. */ - if (BCSR_WHOAMI_CPLD(bcsr_read(BCSR_WHOAMI)) <= 3) { - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "Pb1200 must be at CPLD rev 4. Please have Pb1200\n"); - printk(KERN_ERR "updated to latest revision. This software will\n"); - printk(KERN_ERR "not work on anything less than CPLD rev 4.\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - printk(KERN_ERR "WARNING!!!\n"); - panic("Game over. Your score is 0."); - } - - irq_set_irq_type(AU1200_GPIO7_INT, IRQF_TRIGGER_LOW); - bcsr_init_irq(PB1200_INT_BEGIN, PB1200_INT_END, AU1200_GPIO7_INT); - - return 0; -} -arch_initcall(pb1200_init_irq); - - -int board_au1200fb_panel(void) -{ - return (bcsr_read(BCSR_SWITCHES) >> 8) & 0x0f; -} - -int board_au1200fb_panel_init(void) -{ - /* Apply power */ - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | - BCSR_BOARD_LCDBL); - /* printk(KERN_DEBUG "board_au1200fb_panel_init()\n"); */ - return 0; -} - -int board_au1200fb_panel_shutdown(void) -{ - /* Remove power */ - bcsr_mod(BCSR_BOARD, BCSR_BOARD_LCDVEE | BCSR_BOARD_LCDVDD | - BCSR_BOARD_LCDBL, 0); - /* printk(KERN_DEBUG "board_au1200fb_panel_shutdown()\n"); */ - return 0; -} diff --git a/arch/mips/alchemy/devboards/pb1200/platform.c b/arch/mips/alchemy/devboards/pb1200/platform.c deleted file mode 100644 index 54f7f7b..0000000 --- a/arch/mips/alchemy/devboards/pb1200/platform.c +++ /dev/null @@ -1,339 +0,0 @@ -/* - * Pb1200/DBAu1200 board platform device registration - * - * Copyright (C) 2008 MontaVista Software Inc. <source@xxxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/leds.h> -#include <linux/platform_device.h> -#include <linux/smc91x.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-au1x00/au1100_mmc.h> -#include <asm/mach-au1x00/au1xxx_dbdma.h> -#include <asm/mach-db1x00/bcsr.h> -#include <asm/mach-pb1x00/pb1200.h> - -#include "../platform.h" - -static int mmc_activity; - -static void pb1200mmc0_set_power(void *mmc_host, int state) -{ - if (state) - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD0PWR); - else - bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD0PWR, 0); - - msleep(1); -} - -static int pb1200mmc0_card_readonly(void *mmc_host) -{ - return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD0WP) ? 1 : 0; -} - -static int pb1200mmc0_card_inserted(void *mmc_host) -{ - return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD0INSERT) ? 1 : 0; -} - -static void pb1200_mmcled_set(struct led_classdev *led, - enum led_brightness brightness) -{ - if (brightness != LED_OFF) { - if (++mmc_activity == 1) - bcsr_mod(BCSR_LEDS, BCSR_LEDS_LED0, 0); - } else { - if (--mmc_activity == 0) - bcsr_mod(BCSR_LEDS, 0, BCSR_LEDS_LED0); - } -} - -static struct led_classdev pb1200mmc_led = { - .brightness_set = pb1200_mmcled_set, -}; - -static void pb1200mmc1_set_power(void *mmc_host, int state) -{ - if (state) - bcsr_mod(BCSR_BOARD, 0, BCSR_BOARD_SD1PWR); - else - bcsr_mod(BCSR_BOARD, BCSR_BOARD_SD1PWR, 0); - - msleep(1); -} - -static int pb1200mmc1_card_readonly(void *mmc_host) -{ - return (bcsr_read(BCSR_STATUS) & BCSR_STATUS_SD1WP) ? 1 : 0; -} - -static int pb1200mmc1_card_inserted(void *mmc_host) -{ - return (bcsr_read(BCSR_SIGSTAT) & BCSR_INT_SD1INSERT) ? 1 : 0; -} - -static struct au1xmmc_platform_data pb1200mmc_platdata[2] = { - [0] = { - .set_power = pb1200mmc0_set_power, - .card_inserted = pb1200mmc0_card_inserted, - .card_readonly = pb1200mmc0_card_readonly, - .cd_setup = NULL, /* use poll-timer in driver */ - .led = &pb1200mmc_led, - }, - [1] = { - .set_power = pb1200mmc1_set_power, - .card_inserted = pb1200mmc1_card_inserted, - .card_readonly = pb1200mmc1_card_readonly, - .cd_setup = NULL, /* use poll-timer in driver */ - .led = &pb1200mmc_led, - }, -}; - -static u64 au1xxx_mmc_dmamask = DMA_BIT_MASK(32); - -static struct resource au1200_mmc0_res[] = { - [0] = { - .start = AU1100_SD0_PHYS_ADDR, - .end = AU1100_SD0_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_SD_INT, - .end = AU1200_SD_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_SDMS_TX0, - .end = AU1200_DSCR_CMD0_SDMS_TX0, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1200_DSCR_CMD0_SDMS_RX0, - .end = AU1200_DSCR_CMD0_SDMS_RX0, - .flags = IORESOURCE_DMA, - } -}; - -static struct platform_device pb1200_mmc0_dev = { - .name = "au1xxx-mmc", - .id = 0, - .dev = { - .dma_mask = &au1xxx_mmc_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &pb1200mmc_platdata[0], - }, - .num_resources = ARRAY_SIZE(au1200_mmc0_res), - .resource = au1200_mmc0_res, -}; - -static struct resource au1200_mmc1_res[] = { - [0] = { - .start = AU1100_SD1_PHYS_ADDR, - .end = AU1100_SD1_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_SD_INT, - .end = AU1200_SD_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_SDMS_TX1, - .end = AU1200_DSCR_CMD0_SDMS_TX1, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1200_DSCR_CMD0_SDMS_RX1, - .end = AU1200_DSCR_CMD0_SDMS_RX1, - .flags = IORESOURCE_DMA, - } -}; - -static struct platform_device pb1200_mmc1_dev = { - .name = "au1xxx-mmc", - .id = 1, - .dev = { - .dma_mask = &au1xxx_mmc_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &pb1200mmc_platdata[1], - }, - .num_resources = ARRAY_SIZE(au1200_mmc1_res), - .resource = au1200_mmc1_res, -}; - - -static struct resource ide_resources[] = { - [0] = { - .start = IDE_PHYS_ADDR, - .end = IDE_PHYS_ADDR + IDE_PHYS_LEN - 1, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = IDE_INT, - .end = IDE_INT, - .flags = IORESOURCE_IRQ - }, - [2] = { - .start = AU1200_DSCR_CMD0_DMA_REQ1, - .end = AU1200_DSCR_CMD0_DMA_REQ1, - .flags = IORESOURCE_DMA, - }, -}; - -static u64 ide_dmamask = DMA_BIT_MASK(32); - -static struct platform_device ide_device = { - .name = "au1200-ide", - .id = 0, - .dev = { - .dma_mask = &ide_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(ide_resources), - .resource = ide_resources -}; - -static struct smc91x_platdata smc_data = { - .flags = SMC91X_NOWAIT | SMC91X_USE_16BIT, - .leda = RPC_LED_100_10, - .ledb = RPC_LED_TX_RX, -}; - -static struct resource smc91c111_resources[] = { - [0] = { - .name = "smc91x-regs", - .start = SMC91C111_PHYS_ADDR, - .end = SMC91C111_PHYS_ADDR + 0xf, - .flags = IORESOURCE_MEM - }, - [1] = { - .start = SMC91C111_INT, - .end = SMC91C111_INT, - .flags = IORESOURCE_IRQ - }, -}; - -static struct platform_device smc91c111_device = { - .dev = { - .platform_data = &smc_data, - }, - .name = "smc91x", - .id = -1, - .num_resources = ARRAY_SIZE(smc91c111_resources), - .resource = smc91c111_resources -}; - -static struct resource au1200_psc0_res[] = { - [0] = { - .start = AU1550_PSC0_PHYS_ADDR, - .end = AU1550_PSC0_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_PSC0_INT, - .end = AU1200_PSC0_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1200_DSCR_CMD0_PSC0_TX, - .end = AU1200_DSCR_CMD0_PSC0_TX, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1200_DSCR_CMD0_PSC0_RX, - .end = AU1200_DSCR_CMD0_PSC0_RX, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device pb1200_i2c_dev = { - .name = "au1xpsc_smbus", - .id = 0, /* bus number */ - .num_resources = ARRAY_SIZE(au1200_psc0_res), - .resource = au1200_psc0_res, -}; - -static struct resource au1200_lcd_res[] = { - [0] = { - .start = AU1200_LCD_PHYS_ADDR, - .end = AU1200_LCD_PHYS_ADDR + 0x800 - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1200_LCD_INT, - .end = AU1200_LCD_INT, - .flags = IORESOURCE_IRQ, - } -}; - -static u64 au1200_lcd_dmamask = DMA_BIT_MASK(32); - -static struct platform_device au1200_lcd_dev = { - .name = "au1200-lcd", - .id = 0, - .dev = { - .dma_mask = &au1200_lcd_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, - .num_resources = ARRAY_SIZE(au1200_lcd_res), - .resource = au1200_lcd_res, -}; - -static struct platform_device *board_platform_devices[] __initdata = { - &ide_device, - &smc91c111_device, - &pb1200_i2c_dev, - &pb1200_mmc0_dev, - &pb1200_mmc1_dev, - &au1200_lcd_dev, -}; - -static int __init board_register_devices(void) -{ - int swapped; - - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - PB1200_PC0_INT, PB1200_PC0_INSERT_INT, - /*PB1200_PC0_STSCHG_INT*/0, PB1200_PC0_EJECT_INT, 0); - - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1, - PB1200_PC1_INT, PB1200_PC1_INSERT_INT, - /*PB1200_PC1_STSCHG_INT*/0, PB1200_PC1_EJECT_INT, 1); - - swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1200_SWAPBOOT; - db1x_register_norflash(128 * 1024 * 1024, 2, swapped); - - return platform_add_devices(board_platform_devices, - ARRAY_SIZE(board_platform_devices)); -} -device_initcall(board_register_devices); diff --git a/arch/mips/alchemy/devboards/pb1500.c b/arch/mips/alchemy/devboards/pb1500.c new file mode 100644 index 0000000..e7b807b --- /dev/null +++ b/arch/mips/alchemy/devboards/pb1500.c @@ -0,0 +1,198 @@ +/* + * Pb1500 board support. + * + * Copyright (C) 2009 Manuel Lauss + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/gpio.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <asm/mach-au1x00/au1000.h> +#include <asm/mach-db1x00/bcsr.h> +#include <prom.h> +#include "platform.h" + +const char *get_system_type(void) +{ + return "PB1500"; +} + +void __init board_setup(void) +{ + u32 pin_func; + u32 sys_freqctrl, sys_clksrc; + + bcsr_init(DB1000_BCSR_PHYS_ADDR, + DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); + + sys_clksrc = sys_freqctrl = pin_func = 0; + /* Set AUX clock to 12 MHz * 8 = 96 MHz */ + au_writel(8, SYS_AUXPLL); + alchemy_gpio1_input_enable(); + udelay(100); + + /* GPIO201 is input for PCMCIA card detect */ + /* GPIO203 is input for PCMCIA interrupt request */ + alchemy_gpio_direction_input(201); + alchemy_gpio_direction_input(203); + +#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) + + /* Zero and disable FREQ2 */ + sys_freqctrl = au_readl(SYS_FREQCTRL0); + sys_freqctrl &= ~0xFFF00000; + au_writel(sys_freqctrl, SYS_FREQCTRL0); + + /* zero and disable USBH/USBD clocks */ + sys_clksrc = au_readl(SYS_CLKSRC); + sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK | + SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK); + au_writel(sys_clksrc, SYS_CLKSRC); + + sys_freqctrl = au_readl(SYS_FREQCTRL0); + sys_freqctrl &= ~0xFFF00000; + + sys_clksrc = au_readl(SYS_CLKSRC); + sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK | + SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK); + + /* FREQ2 = aux/2 = 48 MHz */ + sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) | SYS_FC_FE2 | SYS_FC_FS2; + au_writel(sys_freqctrl, SYS_FREQCTRL0); + + /* + * Route 48MHz FREQ2 into USB Host and/or Device + */ + sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MUH_BIT; + au_writel(sys_clksrc, SYS_CLKSRC); + + pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB; + /* 2nd USB port is USB host */ + pin_func |= SYS_PF_USB; + au_writel(pin_func, SYS_PINFUNC); +#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */ + +#ifdef CONFIG_PCI + { + void __iomem *base = + (void __iomem *)KSEG1ADDR(AU1500_PCI_PHYS_ADDR); + /* Setup PCI bus controller */ + __raw_writel(0x00003fff, base + PCI_REG_CMEM); + __raw_writel(0xf0000000, base + PCI_REG_MWMASK_DEV); + __raw_writel(0, base + PCI_REG_MWBASE_REV_CCL); + __raw_writel(0x02a00356, base + PCI_REG_STATCMD); + __raw_writel(0x00003c04, base + PCI_REG_PARAM); + __raw_writel(0x00000008, base + PCI_REG_MBAR); + wmb(); + } +#endif + + /* Enable sys bus clock divider when IDLE state or no bus activity. */ + au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL); + + /* Enable the RTC if not already enabled */ + if (!(au_readl(0xac000028) & 0x20)) { + printk(KERN_INFO "enabling clock ...\n"); + au_writel((au_readl(0xac000028) | 0x20), 0xac000028); + } + /* Put the clock in BCD mode */ + if (au_readl(0xac00002c) & 0x4) { /* reg B */ + au_writel(au_readl(0xac00002c) & ~0x4, 0xac00002c); + au_sync(); + } +} + +/******************************************************************************/ + +static int pb1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) +{ + if ((slot < 12) || (slot > 13) || pin == 0) + return -1; + if (slot == 12) + return (pin == 1) ? AU1500_PCI_INTA : 0xff; + if (slot == 13) { + switch (pin) { + case 1: return AU1500_PCI_INTA; + case 2: return AU1500_PCI_INTB; + case 3: return AU1500_PCI_INTC; + case 4: return AU1500_PCI_INTD; + } + } + return -1; +} + +static struct resource alchemy_pci_host_res[] = { + [0] = { + .start = AU1500_PCI_PHYS_ADDR, + .end = AU1500_PCI_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct alchemy_pci_platdata pb1500_pci_pd = { + .board_map_irq = pb1500_map_pci_irq, + .pci_cfg_set = PCI_CONFIG_AEN | PCI_CONFIG_R2H | PCI_CONFIG_R1H | + PCI_CONFIG_CH | +#if defined(__MIPSEB__) + PCI_CONFIG_SIC_HWA_DAT | PCI_CONFIG_SM, +#else + 0, +#endif +}; + +static struct platform_device pb1500_pci_host = { + .dev.platform_data = &pb1500_pci_pd, + .name = "alchemy-pci", + .id = 0, + .num_resources = ARRAY_SIZE(alchemy_pci_host_res), + .resource = alchemy_pci_host_res, +}; + +static int __init pb1500_dev_init(void) +{ + int swapped; + + irq_set_irq_type(AU1500_GPIO9_INT, IRQF_TRIGGER_LOW); /* CD0# */ + irq_set_irq_type(AU1500_GPIO10_INT, IRQF_TRIGGER_LOW); /* CARD0 */ + irq_set_irq_type(AU1500_GPIO11_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */ + irq_set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH); + irq_set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW); + irq_set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW); + irq_set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW); + irq_set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW); + + /* PCMCIA. single socket, identical to Pb1100 */ + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + AU1500_GPIO11_INT, AU1500_GPIO9_INT, /* card / insert */ + /*AU1500_GPIO10_INT*/0, 0, 0); /* stschg / eject / id */ + + swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT; + db1x_register_norflash(64 * 1024 * 1024, 4, swapped); + platform_device_register(&pb1500_pci_host); + + return 0; +} +arch_initcall(pb1500_dev_init); diff --git a/arch/mips/alchemy/devboards/pb1500/Makefile b/arch/mips/alchemy/devboards/pb1500/Makefile deleted file mode 100644 index e83b151..0000000 --- a/arch/mips/alchemy/devboards/pb1500/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Copyright 2000, 2001, 2008 MontaVista Software Inc. -# Author: MontaVista Software, Inc. <source@xxxxxxxxxx> -# -# Makefile for the Alchemy Semiconductor Pb1500 board. -# - -obj-y := board_setup.o platform.o diff --git a/arch/mips/alchemy/devboards/pb1500/board_setup.c b/arch/mips/alchemy/devboards/pb1500/board_setup.c deleted file mode 100644 index 37c1883..0000000 --- a/arch/mips/alchemy/devboards/pb1500/board_setup.c +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright 2000, 2008 MontaVista Software Inc. - * Author: MontaVista Software, Inc. <source@xxxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/delay.h> -#include <linux/gpio.h> -#include <linux/init.h> -#include <linux/interrupt.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-db1x00/bcsr.h> - -#include <prom.h> - -const char *get_system_type(void) -{ - return "Alchemy Pb1500"; -} - -void __init board_setup(void) -{ - u32 pin_func; - u32 sys_freqctrl, sys_clksrc; - - bcsr_init(DB1000_BCSR_PHYS_ADDR, - DB1000_BCSR_PHYS_ADDR + DB1000_BCSR_HEXLED_OFS); - - sys_clksrc = sys_freqctrl = pin_func = 0; - /* Set AUX clock to 12 MHz * 8 = 96 MHz */ - au_writel(8, SYS_AUXPLL); - alchemy_gpio1_input_enable(); - udelay(100); - - /* GPIO201 is input for PCMCIA card detect */ - /* GPIO203 is input for PCMCIA interrupt request */ - alchemy_gpio_direction_input(201); - alchemy_gpio_direction_input(203); - -#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) - - /* Zero and disable FREQ2 */ - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* zero and disable USBH/USBD clocks */ - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK | - SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK); - au_writel(sys_clksrc, SYS_CLKSRC); - - sys_freqctrl = au_readl(SYS_FREQCTRL0); - sys_freqctrl &= ~0xFFF00000; - - sys_clksrc = au_readl(SYS_CLKSRC); - sys_clksrc &= ~(SYS_CS_CUD | SYS_CS_DUD | SYS_CS_MUD_MASK | - SYS_CS_CUH | SYS_CS_DUH | SYS_CS_MUH_MASK); - - /* FREQ2 = aux/2 = 48 MHz */ - sys_freqctrl |= (0 << SYS_FC_FRDIV2_BIT) | SYS_FC_FE2 | SYS_FC_FS2; - au_writel(sys_freqctrl, SYS_FREQCTRL0); - - /* - * Route 48MHz FREQ2 into USB Host and/or Device - */ - sys_clksrc |= SYS_CS_MUX_FQ2 << SYS_CS_MUH_BIT; - au_writel(sys_clksrc, SYS_CLKSRC); - - pin_func = au_readl(SYS_PINFUNC) & ~SYS_PF_USB; - /* 2nd USB port is USB host */ - pin_func |= SYS_PF_USB; - au_writel(pin_func, SYS_PINFUNC); -#endif /* defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE) */ - -#ifdef CONFIG_PCI - { - void __iomem *base = - (void __iomem *)KSEG1ADDR(AU1500_PCI_PHYS_ADDR); - /* Setup PCI bus controller */ - __raw_writel(0x00003fff, base + PCI_REG_CMEM); - __raw_writel(0xf0000000, base + PCI_REG_MWMASK_DEV); - __raw_writel(0, base + PCI_REG_MWBASE_REV_CCL); - __raw_writel(0x02a00356, base + PCI_REG_STATCMD); - __raw_writel(0x00003c04, base + PCI_REG_PARAM); - __raw_writel(0x00000008, base + PCI_REG_MBAR); - wmb(); - } -#endif - - /* Enable sys bus clock divider when IDLE state or no bus activity. */ - au_writel(au_readl(SYS_POWERCTRL) | (0x3 << 5), SYS_POWERCTRL); - - /* Enable the RTC if not already enabled */ - if (!(au_readl(0xac000028) & 0x20)) { - printk(KERN_INFO "enabling clock ...\n"); - au_writel((au_readl(0xac000028) | 0x20), 0xac000028); - } - /* Put the clock in BCD mode */ - if (au_readl(0xac00002c) & 0x4) { /* reg B */ - au_writel(au_readl(0xac00002c) & ~0x4, 0xac00002c); - au_sync(); - } -} - -static int __init pb1500_init_irq(void) -{ - irq_set_irq_type(AU1500_GPIO9_INT, IRQF_TRIGGER_LOW); /* CD0# */ - irq_set_irq_type(AU1500_GPIO10_INT, IRQF_TRIGGER_LOW); /* CARD0 */ - irq_set_irq_type(AU1500_GPIO11_INT, IRQF_TRIGGER_LOW); /* STSCHG0# */ - irq_set_irq_type(AU1500_GPIO204_INT, IRQF_TRIGGER_HIGH); - irq_set_irq_type(AU1500_GPIO201_INT, IRQF_TRIGGER_LOW); - irq_set_irq_type(AU1500_GPIO202_INT, IRQF_TRIGGER_LOW); - irq_set_irq_type(AU1500_GPIO203_INT, IRQF_TRIGGER_LOW); - irq_set_irq_type(AU1500_GPIO205_INT, IRQF_TRIGGER_LOW); - - return 0; -} -arch_initcall(pb1500_init_irq); diff --git a/arch/mips/alchemy/devboards/pb1500/platform.c b/arch/mips/alchemy/devboards/pb1500/platform.c deleted file mode 100644 index 1e52a01..0000000 --- a/arch/mips/alchemy/devboards/pb1500/platform.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * Pb1500 board platform device registration - * - * Copyright (C) 2009 Manuel Lauss - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-db1x00/bcsr.h> - -#include "../platform.h" - -static int pb1500_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) -{ - if ((slot < 12) || (slot > 13) || pin == 0) - return -1; - if (slot == 12) - return (pin == 1) ? AU1500_PCI_INTA : 0xff; - if (slot == 13) { - switch (pin) { - case 1: return AU1500_PCI_INTA; - case 2: return AU1500_PCI_INTB; - case 3: return AU1500_PCI_INTC; - case 4: return AU1500_PCI_INTD; - } - } - return -1; -} - -static struct resource alchemy_pci_host_res[] = { - [0] = { - .start = AU1500_PCI_PHYS_ADDR, - .end = AU1500_PCI_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct alchemy_pci_platdata pb1500_pci_pd = { - .board_map_irq = pb1500_map_pci_irq, - .pci_cfg_set = PCI_CONFIG_AEN | PCI_CONFIG_R2H | PCI_CONFIG_R1H | - PCI_CONFIG_CH | -#if defined(__MIPSEB__) - PCI_CONFIG_SIC_HWA_DAT | PCI_CONFIG_SM, -#else - 0, -#endif -}; - -static struct platform_device pb1500_pci_host = { - .dev.platform_data = &pb1500_pci_pd, - .name = "alchemy-pci", - .id = 0, - .num_resources = ARRAY_SIZE(alchemy_pci_host_res), - .resource = alchemy_pci_host_res, -}; - -static int __init pb1500_dev_init(void) -{ - int swapped; - - /* PCMCIA. single socket, identical to Pb1100 */ - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - AU1500_GPIO11_INT, AU1500_GPIO9_INT, /* card / insert */ - /*AU1500_GPIO10_INT*/0, 0, 0); /* stschg / eject / id */ - - swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_DB1000_SWAPBOOT; - db1x_register_norflash(64 * 1024 * 1024, 4, swapped); - platform_device_register(&pb1500_pci_host); - - return 0; -} -arch_initcall(pb1500_dev_init); diff --git a/arch/mips/alchemy/devboards/pb1550.c b/arch/mips/alchemy/devboards/pb1550.c new file mode 100644 index 0000000..e4a00a5 --- /dev/null +++ b/arch/mips/alchemy/devboards/pb1550.c @@ -0,0 +1,178 @@ +/* + * Pb1550 board support. + * + * Copyright (C) 2009-2011 Manuel Lauss + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <linux/dma-mapping.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <asm/mach-au1x00/au1000.h> +#include <asm/mach-au1x00/au1xxx_dbdma.h> +#include <asm/mach-au1x00/gpio.h> +#include <asm/mach-db1x00/bcsr.h> +#include "platform.h" + +const char *get_system_type(void) +{ + return "PB1550"; +} + +void __init board_setup(void) +{ + u32 pin_func; + + bcsr_init(PB1550_BCSR_PHYS_ADDR, + PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS); + + alchemy_gpio2_enable(); + + /* + * Enable PSC1 SYNC for AC'97. Normaly done in audio driver, + * but it is board specific code, so put it here. + */ + pin_func = au_readl(SYS_PINFUNC); + au_sync(); + pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1; + au_writel(pin_func, SYS_PINFUNC); + + bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */ + + printk(KERN_INFO "AMD Alchemy Pb1550 Board\n"); +} + +/******************************************************************************/ + +static int pb1550_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) +{ + if ((slot < 12) || (slot > 13) || pin == 0) + return -1; + if (slot == 12) { + switch (pin) { + case 1: return AU1500_PCI_INTB; + case 2: return AU1500_PCI_INTC; + case 3: return AU1500_PCI_INTD; + case 4: return AU1500_PCI_INTA; + } + } + if (slot == 13) { + switch (pin) { + case 1: return AU1500_PCI_INTA; + case 2: return AU1500_PCI_INTB; + case 3: return AU1500_PCI_INTC; + case 4: return AU1500_PCI_INTD; + } + } + return -1; +} + +static struct resource alchemy_pci_host_res[] = { + [0] = { + .start = AU1500_PCI_PHYS_ADDR, + .end = AU1500_PCI_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, +}; + +static struct alchemy_pci_platdata pb1550_pci_pd = { + .board_map_irq = pb1550_map_pci_irq, +}; + +static struct platform_device pb1550_pci_host = { + .dev.platform_data = &pb1550_pci_pd, + .name = "alchemy-pci", + .id = 0, + .num_resources = ARRAY_SIZE(alchemy_pci_host_res), + .resource = alchemy_pci_host_res, +}; + +static struct resource au1550_psc2_res[] = { + [0] = { + .start = AU1550_PSC2_PHYS_ADDR, + .end = AU1550_PSC2_PHYS_ADDR + 0xfff, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = AU1550_PSC2_INT, + .end = AU1550_PSC2_INT, + .flags = IORESOURCE_IRQ, + }, + [2] = { + .start = AU1550_DSCR_CMD0_PSC2_TX, + .end = AU1550_DSCR_CMD0_PSC2_TX, + .flags = IORESOURCE_DMA, + }, + [3] = { + .start = AU1550_DSCR_CMD0_PSC2_RX, + .end = AU1550_DSCR_CMD0_PSC2_RX, + .flags = IORESOURCE_DMA, + }, +}; + +static struct platform_device pb1550_i2c_dev = { + .name = "au1xpsc_smbus", + .id = 0, /* bus number */ + .num_resources = ARRAY_SIZE(au1550_psc2_res), + .resource = au1550_psc2_res, +}; + +static int __init pb1550_dev_init(void) +{ + int swapped; + + irq_set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW); + irq_set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW); + irq_set_irq_type(AU1550_GPIO201_205_INT, IRQF_TRIGGER_HIGH); + + /* enable both PCMCIA card irqs in the shared line */ + alchemy_gpio2_enable_int(201); + alchemy_gpio2_enable_int(202); + + /* Pb1550, like all others, also has statuschange irqs; however they're + * wired up on one of the Au1550's shared GPIO201_205 line, which also + * services the PCMCIA card interrupts. So we ignore statuschange and + * use the GPIO201_205 exclusively for card interrupts, since a) pcmcia + * drivers are used to shared irqs and b) statuschange isn't really use- + * ful anyway. + */ + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, + AU1550_GPIO201_205_INT, AU1550_GPIO0_INT, 0, 0, 0); + + db1x_register_pcmcia_socket( + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000, + AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000, + AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000, + AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1, + AU1550_GPIO201_205_INT, AU1550_GPIO1_INT, 0, 0, 1); + + swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_PB1550_SWAPBOOT; + db1x_register_norflash(128 * 1024 * 1024, 4, swapped); + platform_device_register(&pb1550_pci_host); + platform_device_register(&pb1550_i2c_dev); + + return 0; +} +arch_initcall(pb1550_dev_init); diff --git a/arch/mips/alchemy/devboards/pb1550/Makefile b/arch/mips/alchemy/devboards/pb1550/Makefile deleted file mode 100644 index 9661b6e..0000000 --- a/arch/mips/alchemy/devboards/pb1550/Makefile +++ /dev/null @@ -1,8 +0,0 @@ -# -# Copyright 2000, 2008 MontaVista Software Inc. -# Author: MontaVista Software, Inc. <source@xxxxxxxxxx> -# -# Makefile for the Alchemy Semiconductor Pb1550 board. -# - -obj-y := board_setup.o platform.o diff --git a/arch/mips/alchemy/devboards/pb1550/board_setup.c b/arch/mips/alchemy/devboards/pb1550/board_setup.c deleted file mode 100644 index 0f62d1e..0000000 --- a/arch/mips/alchemy/devboards/pb1550/board_setup.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * - * BRIEF MODULE DESCRIPTION - * Alchemy Pb1550 board setup. - * - * Copyright 2000, 2008 MontaVista Software Inc. - * Author: MontaVista Software, Inc. <source@xxxxxxxxxx> - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - * You should have received a copy of the GNU General Public License along - * with this program; if not, write to the Free Software Foundation, Inc., - * 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> - -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-pb1x00/pb1550.h> -#include <asm/mach-db1x00/bcsr.h> -#include <asm/mach-au1x00/gpio.h> - -#include <prom.h> - -const char *get_system_type(void) -{ - return "Alchemy Pb1550"; -} - -void __init board_setup(void) -{ - u32 pin_func; - - bcsr_init(PB1550_BCSR_PHYS_ADDR, - PB1550_BCSR_PHYS_ADDR + PB1550_BCSR_HEXLED_OFS); - - alchemy_gpio2_enable(); - - /* - * Enable PSC1 SYNC for AC'97. Normaly done in audio driver, - * but it is board specific code, so put it here. - */ - pin_func = au_readl(SYS_PINFUNC); - au_sync(); - pin_func |= SYS_PF_MUST_BE_SET | SYS_PF_PSC1_S1; - au_writel(pin_func, SYS_PINFUNC); - - bcsr_write(BCSR_PCMCIA, 0); /* turn off PCMCIA power */ - - printk(KERN_INFO "AMD Alchemy Pb1550 Board\n"); -} - -static int __init pb1550_init_irq(void) -{ - irq_set_irq_type(AU1550_GPIO0_INT, IRQF_TRIGGER_LOW); - irq_set_irq_type(AU1550_GPIO1_INT, IRQF_TRIGGER_LOW); - irq_set_irq_type(AU1550_GPIO201_205_INT, IRQF_TRIGGER_HIGH); - - /* enable both PCMCIA card irqs in the shared line */ - alchemy_gpio2_enable_int(201); - alchemy_gpio2_enable_int(202); - - return 0; -} -arch_initcall(pb1550_init_irq); diff --git a/arch/mips/alchemy/devboards/pb1550/platform.c b/arch/mips/alchemy/devboards/pb1550/platform.c deleted file mode 100644 index a4604b8..0000000 --- a/arch/mips/alchemy/devboards/pb1550/platform.c +++ /dev/null @@ -1,140 +0,0 @@ -/* - * Pb1550 board platform device registration - * - * Copyright (C) 2009 Manuel Lauss - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/platform_device.h> -#include <asm/mach-au1x00/au1000.h> -#include <asm/mach-au1x00/au1xxx_dbdma.h> -#include <asm/mach-pb1x00/pb1550.h> -#include <asm/mach-db1x00/bcsr.h> - -#include "../platform.h" - -static int pb1550_map_pci_irq(const struct pci_dev *d, u8 slot, u8 pin) -{ - if ((slot < 12) || (slot > 13) || pin == 0) - return -1; - if (slot == 12) { - switch (pin) { - case 1: return AU1500_PCI_INTB; - case 2: return AU1500_PCI_INTC; - case 3: return AU1500_PCI_INTD; - case 4: return AU1500_PCI_INTA; - } - } - if (slot == 13) { - switch (pin) { - case 1: return AU1500_PCI_INTA; - case 2: return AU1500_PCI_INTB; - case 3: return AU1500_PCI_INTC; - case 4: return AU1500_PCI_INTD; - } - } - return -1; -} - -static struct resource alchemy_pci_host_res[] = { - [0] = { - .start = AU1500_PCI_PHYS_ADDR, - .end = AU1500_PCI_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, -}; - -static struct alchemy_pci_platdata pb1550_pci_pd = { - .board_map_irq = pb1550_map_pci_irq, -}; - -static struct platform_device pb1550_pci_host = { - .dev.platform_data = &pb1550_pci_pd, - .name = "alchemy-pci", - .id = 0, - .num_resources = ARRAY_SIZE(alchemy_pci_host_res), - .resource = alchemy_pci_host_res, -}; - -static struct resource au1550_psc2_res[] = { - [0] = { - .start = AU1550_PSC2_PHYS_ADDR, - .end = AU1550_PSC2_PHYS_ADDR + 0xfff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = AU1550_PSC2_INT, - .end = AU1550_PSC2_INT, - .flags = IORESOURCE_IRQ, - }, - [2] = { - .start = AU1550_DSCR_CMD0_PSC2_TX, - .end = AU1550_DSCR_CMD0_PSC2_TX, - .flags = IORESOURCE_DMA, - }, - [3] = { - .start = AU1550_DSCR_CMD0_PSC2_RX, - .end = AU1550_DSCR_CMD0_PSC2_RX, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device pb1550_i2c_dev = { - .name = "au1xpsc_smbus", - .id = 0, /* bus number */ - .num_resources = ARRAY_SIZE(au1550_psc2_res), - .resource = au1550_psc2_res, -}; - -static int __init pb1550_dev_init(void) -{ - int swapped; - - /* Pb1550, like all others, also has statuschange irqs; however they're - * wired up on one of the Au1550's shared GPIO201_205 line, which also - * services the PCMCIA card interrupts. So we ignore statuschange and - * use the GPIO201_205 exclusively for card interrupts, since a) pcmcia - * drivers are used to shared irqs and b) statuschange isn't really use- - * ful anyway. - */ - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x000400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x000010000 - 1, - AU1550_GPIO201_205_INT, AU1550_GPIO0_INT, 0, 0, 0); - - db1x_register_pcmcia_socket( - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008000000, - AU1000_PCMCIA_ATTR_PHYS_ADDR + 0x008400000 - 1, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008000000, - AU1000_PCMCIA_MEM_PHYS_ADDR + 0x008400000 - 1, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x008000000, - AU1000_PCMCIA_IO_PHYS_ADDR + 0x008010000 - 1, - AU1550_GPIO201_205_INT, AU1550_GPIO1_INT, 0, 0, 1); - - swapped = bcsr_read(BCSR_STATUS) & BCSR_STATUS_PB1550_SWAPBOOT; - db1x_register_norflash(128 * 1024 * 1024, 4, swapped); - platform_device_register(&pb1550_pci_host); - platform_device_register(&pb1550_i2c_dev); - - return 0; -} -arch_initcall(pb1550_dev_init); -- 1.7.7.1