* Mike Rapoport <mike@xxxxxxxxxxxxxx> [091014 01:14]: > This patch adds basic support for CompuLab CM-T35 module. > > Signed-off-by: Mike Rapoport <mike@xxxxxxxxxxxxxx> > --- > arch/arm/mach-omap2/Kconfig | 4 + > arch/arm/mach-omap2/Makefile | 2 + > arch/arm/mach-omap2/board-cm-t35.c | 459 ++++++++++++++++++++++++++++++++++++ > 3 files changed, 465 insertions(+), 0 deletions(-) > create mode 100644 arch/arm/mach-omap2/board-cm-t35.c > > diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig > index 75b1c7e..f80439e 100644 > --- a/arch/arm/mach-omap2/Kconfig > +++ b/arch/arm/mach-omap2/Kconfig > @@ -85,6 +85,10 @@ config MACH_OMAP_ZOOM2 > bool "OMAP3 Zoom2 board" > depends on ARCH_OMAP3 && ARCH_OMAP34XX > > +config MACH_CM_T35 > + bool "CompuLab CM-T35 module" > + depends on ARCH_OMAP3 && ARCH_OMAP34XX > + > config MACH_OMAP_4430SDP > bool "OMAP 4430 SDP board" > depends on ARCH_OMAP4 > diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile > index 8cb1677..7468505 100644 > --- a/arch/arm/mach-omap2/Makefile > +++ b/arch/arm/mach-omap2/Makefile > @@ -74,6 +74,8 @@ obj-$(CONFIG_MACH_NOKIA_RX51) += board-rx51.o \ > obj-$(CONFIG_MACH_OMAP_ZOOM2) += board-zoom2.o \ > mmc-twl4030.o \ > board-zoom-debugboard.o > +obj-$(CONFIG_MACH_CM_T35) += board-cm-t35.o \ > + mmc-twl4030.o > > obj-$(CONFIG_MACH_OMAP_4430SDP) += board-4430sdp.o > > diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c > new file mode 100644 > index 0000000..94c1f35 > --- /dev/null > +++ b/arch/arm/mach-omap2/board-cm-t35.c > @@ -0,0 +1,459 @@ > +/* > + * board-cm-t35.c (CompuLab CM-T35 module) > + * > + * Copyright (C) 2009 CompuLab, Ltd. > + * Author: Mike Rapoport <mike@xxxxxxxxxxxxxx> > + * > + * This program is free software; you can redistribute it and/or > + * modify it under the terms of the GNU General Public License > + * version 2 as published by the Free Software Foundation. > + * > + * 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/kernel.h> > +#include <linux/init.h> > +#include <linux/platform_device.h> > +#include <linux/input.h> > +#include <linux/delay.h> > + > +#include <linux/i2c/at24.h> > +#include <linux/i2c/twl4030.h> > +#include <linux/regulator/machine.h> > + > +#include <asm/mach-types.h> > +#include <asm/mach/arch.h> > +#include <asm/mach/map.h> > + > +#include <mach/board.h> > +#include <mach/common.h> > +#include <mach/hardware.h> > +#include <mach/gpio.h> This should be linux/gpio.h. > +#include <mach/mux.h> > +#include <mach/nand.h> > +#include <mach/keypad.h> > +#include <mach/gpmc.h> > +#include <mach/usb.h> > + > +#include "sdram-micron-mt46h32m32lf-6.h" > +#include "mmc-twl4030.h" > + > +#define CM_T35_GPIO_PENDOWN 57 > + > +#define CM_T35_SMSC911X_CS 5 > +#define CM_T35_SMSC911X_GPIO 163 > + > +#define NAND_BLOCK_SIZE SZ_128K > +#define GPMC_CS0_BASE 0x60 > +#define GPMC_CS0_BASE_ADDR (OMAP34XX_GPMC_VIRT + GPMC_CS0_BASE) > + > +#if defined(CONFIG_SMSC911X) || defined(CONFIG_SMSC911X_MODULE) > +#include <linux/smsc911x.h> > + > +static struct resource cm_t35_smsc911x_resources[] = { > + { > + .name = "smsc911x-memory", > + .flags = IORESOURCE_MEM, > + }, > + { > + .start = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO), > + .end = OMAP_GPIO_IRQ(CM_T35_SMSC911X_GPIO), > + .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, > + }, > +}; > + > +static struct smsc911x_platform_config cm_t35_smsc911x_config = { > + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_LOW, > + .irq_type = SMSC911X_IRQ_TYPE_OPEN_DRAIN, > + .flags = SMSC911X_USE_32BIT | SMSC911X_SAVE_MAC_ADDRESS, > + .phy_interface = PHY_INTERFACE_MODE_MII, > +}; > + > +static struct platform_device cm_t35_smsc911x_device = { > + .name = "smsc911x", > + .id = 0, > + .num_resources = ARRAY_SIZE(cm_t35_smsc911x_resources), > + .resource = cm_t35_smsc911x_resources, > + .dev = { > + .platform_data = &cm_t35_smsc911x_config, > + }, > +}; > + > +static void __init cm_t35_init_smsc911x(void) > +{ > + unsigned long cs_mem_base; > + > + if (gpmc_cs_request(CM_T35_SMSC911X_CS, SZ_16M, &cs_mem_base) < 0) { > + pr_err("CM-T35: Failed request for GPMC mem for smsc911x\n"); > + return; > + } > + > + cm_t35_smsc911x_resources[0].start = cs_mem_base + 0x0; > + cm_t35_smsc911x_resources[0].end = cs_mem_base + 0xff; > + > + if ((gpio_request(CM_T35_SMSC911X_GPIO, "CM ETH IRQ") == 0) && > + (gpio_direction_input(CM_T35_SMSC911X_GPIO) == 0)) { > + gpio_export(CM_T35_SMSC911X_GPIO, 0); > + } else { > + pr_err("CM-T35: could not obtain gpio for SMSC911X IRQ\n"); > + return; > + } > + > + platform_device_register(&cm_t35_smsc911x_device); > +} > +#else > +static inline void __init cm_t35_init_smsc911x(void) { return; } > +#endif > + > +#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) > +#include <linux/leds.h> > + > +static struct gpio_led cm_t35_leds[] = { > + [0] = { > + .gpio = 186, > + .name = "cm-t35:green", > + .default_trigger = "heartbeat", > + .active_low = 1, > + }, > +}; > + > +static struct gpio_led_platform_data cm_t35_led_pdata = { > + .num_leds = ARRAY_SIZE(cm_t35_leds), > + .leds = cm_t35_leds, > +}; While at it, maybe align these two above with tabs before the equal signs? > + > +static struct platform_device cm_t35_led_device = { > + .name = "leds-gpio", > + .id = -1, > + .dev = { > + .platform_data = &cm_t35_led_pdata, > + }, > +}; > + > +static void __init cm_t35_init_led(void) > +{ > + platform_device_register(&cm_t35_led_device); > +} > +#else > +static inline void cm_t35_init_led(void) {} > +#endif > + > +#if defined(CONFIG_MTD_NAND_OMAP2) || defined(CONFIG_MTD_NAND_OMAP2_MODULE) > +#include <linux/mtd/mtd.h> > +#include <linux/mtd/nand.h> > +#include <linux/mtd/partitions.h> > + > +static struct mtd_partition cm_t35_nand_partitions[] = { > + { > + .name = "xloader", > + .offset = 0, /* Offset = 0x00000 */ > + .size = 4 * NAND_BLOCK_SIZE, > + .mask_flags = MTD_WRITEABLE > + }, > + { > + .name = "uboot", > + .offset = MTDPART_OFS_APPEND, /* Offset = 0x80000 */ > + .size = 15 * NAND_BLOCK_SIZE, > + }, > + { > + .name = "uboot environment", > + .offset = MTDPART_OFS_APPEND, /* Offset = 0x260000 */ > + .size = 2 * NAND_BLOCK_SIZE, > + }, > + { > + .name = "linux", > + .offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */ > + .size = 32 * NAND_BLOCK_SIZE, > + }, > + { > + .name = "rootfs", > + .offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */ > + .size = MTDPART_SIZ_FULL, > + }, > +}; > + > +static struct omap_nand_platform_data cm_t35_nand_data = { > + .parts = cm_t35_nand_partitions, > + .nr_parts = ARRAY_SIZE(cm_t35_nand_partitions), > + .dma_channel = -1, /* disable DMA in OMAP NAND driver */ > + .cs = 0, > + .gpmc_cs_baseaddr = (void __iomem *)GPMC_CS0_BASE_ADDR, > + .gpmc_baseaddr = (void __iomem *)OMAP34XX_GPMC_VIRT, > + > +}; > + > +static struct resource cm_t35_nand_resource = { > + .flags = IORESOURCE_MEM, > +}; > + > +static struct platform_device cm_t35_nand_device = { > + .name = "omap2-nand", > + .id = -1, > + .num_resources = 1, > + .resource = &cm_t35_nand_resource, > + .dev = { > + .platform_data = &cm_t35_nand_data, > + }, > +}; > + > +static void __init cm_t35_init_nand(void) > +{ > + if (platform_device_register(&cm_t35_nand_device) < 0) > + pr_err("CM-T35: Unable to register NAND device\n"); > +} > +#else > +static inline void cm_t35_init_nand(void) {} > +#endif > + > +#if defined(CONFIG_TOUCHSCREEN_ADS7846) || \ > + defined(CONFIG_TOUCHSCREEN_ADS7846_MODULE) > +#include <linux/spi/spi.h> > +#include <linux/spi/ads7846.h> > +#include <linux/spi/tdo24m.h> > + > +#include <mach/mcspi.h> > + > +static struct omap2_mcspi_device_config ads7846_mcspi_config = { > + .turbo_mode = 0, > + .single_channel = 1, /* 0: slave, 1: master */ > +}; > + > +static int ads7846_get_pendown_state(void) > +{ > + return !gpio_get_value(CM_T35_GPIO_PENDOWN); > +} > + > +static struct ads7846_platform_data ads7846_config = { > + .x_max = 0x0fff, > + .y_max = 0x0fff, > + .x_plate_ohms = 180, > + .pressure_max = 255, > + .debounce_max = 10, > + .debounce_tol = 3, > + .debounce_rep = 1, > + .get_pendown_state = ads7846_get_pendown_state, > + .keep_vref_on = 1, > +}; > + > +static struct spi_board_info cm_t35_spi_board_info[] __initdata = { > + { > + .modalias = "ads7846", > + .bus_num = 1, > + .chip_select = 0, > + .max_speed_hz = 1500000, > + .controller_data = &ads7846_mcspi_config, > + .irq = OMAP_GPIO_IRQ(CM_T35_GPIO_PENDOWN), > + .platform_data = &ads7846_config, > + }, > +}; > + > +static void __init cm_t35_init_ads7846(void) > +{ > + if ((gpio_request(CM_T35_GPIO_PENDOWN, "ADS7846_PENDOWN") == 0) && > + (gpio_direction_input(CM_T35_GPIO_PENDOWN) == 0)) { > + gpio_export(CM_T35_GPIO_PENDOWN, 0); > + } else { > + pr_err("CM-T35: could not obtain gpio for ADS7846_PENDOWN\n"); > + return; > + } > + > + spi_register_board_info(cm_t35_spi_board_info, > + ARRAY_SIZE(cm_t35_spi_board_info)); > +} > +#else > +static inline void cm_t35_init_ads7846(void) {} > +#endif > + > +static struct regulator_consumer_supply cm_t35_vmmc1_supply = { > + .supply = "vmmc", > +}; > + > +static struct regulator_consumer_supply cm_t35_vsim_supply = { > + .supply = "vmmc_aux", > +}; > + > +/* VMMC1 for MMC1 pins CMD, CLK, DAT0..DAT3 (20 mA, plus card == max 220 mA) */ > +static struct regulator_init_data cm_t35_vmmc1 = { > + .constraints = { > + .min_uV = 1850000, > + .max_uV = 3150000, > + .valid_modes_mask = REGULATOR_MODE_NORMAL > + | REGULATOR_MODE_STANDBY, > + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE > + | REGULATOR_CHANGE_MODE > + | REGULATOR_CHANGE_STATUS, > + }, > + .num_consumer_supplies = 1, > + .consumer_supplies = &cm_t35_vmmc1_supply, > +}; > + > +/* VSIM for MMC1 pins DAT4..DAT7 (2 mA, plus card == max 50 mA) */ > +static struct regulator_init_data cm_t35_vsim = { > + .constraints = { > + .min_uV = 1800000, > + .max_uV = 3000000, > + .valid_modes_mask = REGULATOR_MODE_NORMAL > + | REGULATOR_MODE_STANDBY, > + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE > + | REGULATOR_CHANGE_MODE > + | REGULATOR_CHANGE_STATUS, > + }, > + .num_consumer_supplies = 1, > + .consumer_supplies = &cm_t35_vsim_supply, > +}; > + > +static struct twl4030_usb_data cm_t35_usb_data = { > + .usb_mode = T2_USB_MODE_ULPI, > +}; > + > +static int cm_t35_keymap[] = { > + KEY(0, 0, KEY_A), KEY(0, 1, KEY_B), KEY(0, 2, KEY_LEFT), > + KEY(1, 0, KEY_UP), KEY(1, 1, KEY_ENTER), KEY(1, 2, KEY_DOWN), > + KEY(2, 0, KEY_RIGHT), KEY(2, 1, KEY_C), KEY(2, 2, KEY_D), > +}; > + > +static struct matrix_keymap_data cm_t35_keymap_data = { > + .keymap = cm_t35_keymap, > + .keymap_size = ARRAY_SIZE(cm_t35_keymap), > +}; > + > +static struct twl4030_keypad_data cm_t35_kp_data = { > + .keymap_data = &cm_t35_keymap_data, > + .rows = 3, > + .cols = 3, > + .rep = 1, > +}; > + > +static struct twl4030_hsmmc_info mmc[] = { > + { > + .mmc = 1, > + .wires = 4, > + .gpio_cd = -EINVAL, > + .gpio_wp = -EINVAL, > + > + }, > + { > + .mmc = 2, > + .wires = 4, > + .transceiver = 1, > + .gpio_cd = -EINVAL, > + .gpio_wp = -EINVAL, > + .ocr_mask = 0x00100000, /* 3.3V */ > + }, > + {} /* Terminator */ > +}; > + > +static int cm_t35_twl_gpio_setup(struct device *dev, unsigned gpio, > + unsigned ngpio) > +{ > + int wlan_rst = gpio + 2; > + > + if ((gpio_request(wlan_rst, "WLAN RST") == 0) && > + (gpio_direction_output(wlan_rst, 1) == 0)) { > + gpio_export(wlan_rst, 0); > + > + udelay(10); > + gpio_set_value(wlan_rst, 0); > + udelay(10); > + gpio_set_value(wlan_rst, 1); > + } else { > + pr_err("CM-T35: could not obtain gpio for WiFi reset\n"); > + } > + > + /* gpio + 0 is "mmc0_cd" (input/IRQ) */ > + mmc[0].gpio_cd = gpio + 0; > + twl4030_mmc_init(mmc); > + > + /* link regulators to MMC adapters */ > + cm_t35_vmmc1_supply.dev = mmc[0].dev; > + cm_t35_vsim_supply.dev = mmc[0].dev; > + > + return 0; > +} > + > +static struct twl4030_gpio_platform_data cm_t35_gpio_data = { > + .gpio_base = OMAP_MAX_GPIO_LINES, > + .irq_base = TWL4030_GPIO_IRQ_BASE, > + .irq_end = TWL4030_GPIO_IRQ_END, > + .setup = cm_t35_twl_gpio_setup, > +}; > + > +static struct twl4030_platform_data cm_t35_twldata = { > + .irq_base = TWL4030_IRQ_BASE, > + .irq_end = TWL4030_IRQ_END, > + > + /* platform_data for children goes here */ > + .keypad = &cm_t35_kp_data, > + .usb = &cm_t35_usb_data, > + .gpio = &cm_t35_gpio_data, > + .vmmc1 = &cm_t35_vmmc1, > + .vsim = &cm_t35_vsim, > +}; > + > +static struct i2c_board_info __initdata cm_t35_i2c_boardinfo[] = { > + { > + I2C_BOARD_INFO("tps65930", 0x48), > + .flags = I2C_CLIENT_WAKE, > + .irq = INT_34XX_SYS_NIRQ, > + .platform_data = &cm_t35_twldata, > + }, > +}; > + > +static void __init cm_t35_init_i2c(void) > +{ > + omap_register_i2c_bus(1, 2600, cm_t35_i2c_boardinfo, > + ARRAY_SIZE(cm_t35_i2c_boardinfo)); > +} > + > +static struct omap_board_config_kernel cm_t35_config[] __initdata = { > +}; > + > +static void __init cm_t35_init_irq(void) > +{ > + omap_board_config = cm_t35_config; > + omap_board_config_size = ARRAY_SIZE(cm_t35_config); > + > + omap2_init_common_hw(mt46h32m32lf6_sdrc_params, > + mt46h32m32lf6_sdrc_params); > + omap_init_irq(); > + omap_gpio_init(); > +} > + > +static void __init cm_t35_map_io(void) > +{ > + omap2_set_globals_343x(); > + omap2_map_common_io(); > +} > + > +static void __init cm_t35_init(void) > +{ > + omap_serial_init(); > + cm_t35_init_i2c(); > + cm_t35_init_nand(); > + cm_t35_init_ads7846(); > + cm_t35_init_smsc911x(); > + cm_t35_init_led(); > + > + usb_musb_init(); > + > + omap_cfg_reg(AF26_34XX_SYS_NIRQ); > +} > + > +MACHINE_START(CM_T35, "Compulab CM-T35") > + .phys_io = 0x48000000, > + .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, > + .boot_params = 0x80000100, > + .map_io = cm_t35_map_io, > + .init_irq = cm_t35_init_irq, > + .init_machine = cm_t35_init, > + .timer = &omap_timer, > +MACHINE_END > -- > 1.6.0.6 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-omap" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html