On Thu, Mar 3, 2011 at 4:27 PM, ALIM AKHTAR <alim.akhtar@xxxxxxxxxxx> wrote: > This patch is based on 'for-next' branch of kgene tree. > > This patch adds Samsung ARMLEX4210 board support file > which is based on Exynos4210. > > Signed-off-by: Alim Akhtar <alim.akhtar@xxxxxxxxxxx> > --- > arch/arm/mach-exynos4/Kconfig | 13 ++ > arch/arm/mach-exynos4/Makefile | 1 + > arch/arm/mach-exynos4/mach-armlex4210.c | 213 +++++++++++++++++++++++++++++++ > 3 files changed, 227 insertions(+), 0 deletions(-) > create mode 100644 arch/arm/mach-exynos4/mach-armlex4210.c > > diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig > index ad03840..a12bddf 100644 > --- a/arch/arm/mach-exynos4/Kconfig > +++ b/arch/arm/mach-exynos4/Kconfig > @@ -109,6 +109,19 @@ config MACH_SMDKV310 > help > Machine support for Samsung SMDKV310 > > +config MACH_ARMLEX4210 > + bool "ARMLEX4210" > + select CPU_EXYNOS4210 > + select S3C_DEV_RTC > + select S3C_DEV_WDT > + select S3C_DEV_HSMMC > + select S3C_DEV_HSMMC2 > + select S3C_DEV_HSMMC3 > + select EXYNOS4_DEV_SYSMMU > + select EXYNOS4_SETUP_SDHCI > + help > + Machine support for Samsung ARMLEX4210 based on EXYNOS4210 > + > config MACH_UNIVERSAL_C210 > bool "Mobile UNIVERSAL_C210 Board" > select CPU_EXYNOS4210 > diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile > index 0558235..2860af8 100644 > --- a/arch/arm/mach-exynos4/Makefile > +++ b/arch/arm/mach-exynos4/Makefile > @@ -24,6 +24,7 @@ obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o > > obj-$(CONFIG_MACH_SMDKC210) += mach-smdkc210.o > obj-$(CONFIG_MACH_SMDKV310) += mach-smdkv310.o > +obj-$(CONFIG_MACH_ARMLEX4210) += mach-armlex4210.o > obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o > > # device support > diff --git a/arch/arm/mach-exynos4/mach-armlex4210.c b/arch/arm/mach-exynos4/mach-armlex4210.c > new file mode 100644 > index 0000000..856ab6e > --- /dev/null > +++ b/arch/arm/mach-exynos4/mach-armlex4210.c > @@ -0,0 +1,213 @@ > +/* linux/arch/arm/mach-exynos4/mach-armlex4210.c > + * > + * Copyright (c) 2011 Samsung Electronics Co., Ltd. > + * http://www.samsung.com > + * > + * 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. > +*/ > + > +#include <linux/gpio.h> > +#include <linux/io.h> > +#include <linux/mmc/host.h> > +#include <linux/platform_device.h> > +#include <linux/serial_core.h> > +#include <linux/smsc911x.h> > + > +#include <asm/mach/arch.h> > +#include <asm/mach-types.h> > + > +#include <plat/cpu.h> > +#include <plat/devs.h> > +#include <plat/exynos4.h> > +#include <plat/gpio-cfg.h> > +#include <plat/regs-serial.h> > +#include <plat/regs-srom.h> > +#include <plat/sdhci.h> > + > +#include <mach/map.h> > + > +/* Following are default values for UCON, ULCON and UFCON UART registers */ > +#define ARMLEX4210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ > + S3C2410_UCON_RXILEVEL | \ > + S3C2410_UCON_TXIRQMODE | \ > + S3C2410_UCON_RXIRQMODE | \ > + S3C2410_UCON_RXFIFO_TOI | \ > + S3C2443_UCON_RXERR_IRQEN) > + > +#define ARMLEX4210_ULCON_DEFAULT S3C2410_LCON_CS8 > + > +#define ARMLEX4210_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \ > + S5PV210_UFCON_TXTRIG4 | \ > + S5PV210_UFCON_RXTRIG4) > + > +static struct s3c2410_uartcfg armlex4210_uartcfgs[] __initdata = { > + [0] = { > + .hwport = 0, > + .flags = 0, > + .ucon = ARMLEX4210_UCON_DEFAULT, > + .ulcon = ARMLEX4210_ULCON_DEFAULT, > + .ufcon = ARMLEX4210_UFCON_DEFAULT, > + }, > + [1] = { > + .hwport = 1, > + .flags = 0, > + .ucon = ARMLEX4210_UCON_DEFAULT, > + .ulcon = ARMLEX4210_ULCON_DEFAULT, > + .ufcon = ARMLEX4210_UFCON_DEFAULT, > + }, > + [2] = { > + .hwport = 2, > + .flags = 0, > + .ucon = ARMLEX4210_UCON_DEFAULT, > + .ulcon = ARMLEX4210_ULCON_DEFAULT, > + .ufcon = ARMLEX4210_UFCON_DEFAULT, > + }, > + [3] = { > + .hwport = 3, > + .flags = 0, > + .ucon = ARMLEX4210_UCON_DEFAULT, > + .ulcon = ARMLEX4210_ULCON_DEFAULT, > + .ufcon = ARMLEX4210_UFCON_DEFAULT, > + }, > +}; > + > +static struct s3c_sdhci_platdata armlex4210_hsmmc0_pdata __initdata = { > + .cd_type = S3C_SDHCI_CD_PERMANENT, > + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, > +#ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT > + .max_width = 8, > + .host_caps = MMC_CAP_8_BIT_DATA, > +#endif > +}; > + > +static struct s3c_sdhci_platdata armlex4210_hsmmc2_pdata __initdata = { > + .cd_type = S3C_SDHCI_CD_GPIO, > + .ext_cd_gpio = EXYNOS4_GPX2(5), > + .ext_cd_gpio_invert = 1, > + .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, > + .max_width = 4, > +}; > + > +static struct s3c_sdhci_platdata armlex4210_hsmmc3_pdata __initdata = { > + .cd_type = S3C_SDHCI_CD_PERMANENT, > + .max_width = 4, maybe you missed the clk_type. It's required for exynos4 series. clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, > +}; > + > +static void __init armlex4210_sdhci_init(void) > +{ > + s3c_sdhci0_set_platdata(&armlex4210_hsmmc0_pdata); > + s3c_sdhci2_set_platdata(&armlex4210_hsmmc2_pdata); > + s3c_sdhci3_set_platdata(&armlex4210_hsmmc3_pdata); > +} > + > +static void __init armlex4210_wlan_init(void) > +{ > + /* enable */ > + s3c_gpio_cfgpin(EXYNOS4_GPX2(0), S3C_GPIO_SFN(0xf)); > + s3c_gpio_setpull(EXYNOS4_GPX2(0), S3C_GPIO_PULL_UP); > + > + /* reset */ > + s3c_gpio_cfgpin(EXYNOS4_GPX1(6), S3C_GPIO_SFN(0xf)); > + s3c_gpio_setpull(EXYNOS4_GPX1(6), S3C_GPIO_PULL_UP); > + > + /* wakeup */ > + s3c_gpio_cfgpin(EXYNOS4_GPX1(5), S3C_GPIO_SFN(0xf)); > + s3c_gpio_setpull(EXYNOS4_GPX1(5), S3C_GPIO_PULL_UP); > +} > + > +static struct resource armlex4210_smsc911x_resources[] = { > + [0] = { > + .start = EXYNOS4_PA_SROM_BANK(3), > + .end = EXYNOS4_PA_SROM_BANK(3) + SZ_64K - 1, > + .flags = IORESOURCE_MEM, > + }, > + [1] = { > + .start = IRQ_EINT(27), > + .end = IRQ_EINT(27), > + .flags = IORESOURCE_IRQ | IRQF_TRIGGER_HIGH, > + }, > +}; > + > +static struct smsc911x_platform_config smsc9215_config = { > + .irq_polarity = SMSC911X_IRQ_POLARITY_ACTIVE_HIGH, > + .irq_type = SMSC911X_IRQ_TYPE_PUSH_PULL, > + .flags = SMSC911X_USE_16BIT | SMSC911X_FORCE_INTERNAL_PHY, > + .phy_interface = PHY_INTERFACE_MODE_MII, > + .mac = {0x00, 0x80, 0x00, 0x23, 0x45, 0x67}, > +}; > + > +static struct platform_device armlex4210_smsc911x = { > + .name = "smsc911x", > + .id = -1, > + .num_resources = ARRAY_SIZE(armlex4210_smsc911x_resources), > + .resource = armlex4210_smsc911x_resources, > + .dev = { > + .platform_data = &smsc9215_config, > + }, > +}; > + > +static struct platform_device *armlex4210_devices[] __initdata = { > + &s3c_device_hsmmc0, > + &s3c_device_hsmmc2, > + &s3c_device_hsmmc3, > + &s3c_device_rtc, > + &s3c_device_wdt, > + &exynos4_device_sysmmu, > + &samsung_asoc_dma, > + &armlex4210_smsc911x, > +}; > + > +static void __init armlex4210_smsc911x_init(void) > +{ > + u32 cs1; > + > + /* configure nCS1 width to 16 bits */ > + cs1 = __raw_readl(S5P_SROM_BW) & > + ~(S5P_SROM_BW__CS_MASK << S5P_SROM_BW__NCS1__SHIFT); > + cs1 |= ((1 << S5P_SROM_BW__DATAWIDTH__SHIFT) | > + (0 << S5P_SROM_BW__WAITENABLE__SHIFT) | > + (1 << S5P_SROM_BW__ADDRMODE__SHIFT) | > + (1 << S5P_SROM_BW__BYTEENABLE__SHIFT)) << > + S5P_SROM_BW__NCS1__SHIFT; > + __raw_writel(cs1, S5P_SROM_BW); > + > + /* set timing for nCS1 suitable for ethernet chip */ > + __raw_writel((0x1 << S5P_SROM_BCX__PMC__SHIFT) | > + (0x9 << S5P_SROM_BCX__TACP__SHIFT) | > + (0xc << S5P_SROM_BCX__TCAH__SHIFT) | > + (0x1 << S5P_SROM_BCX__TCOH__SHIFT) | > + (0x6 << S5P_SROM_BCX__TACC__SHIFT) | > + (0x1 << S5P_SROM_BCX__TCOS__SHIFT) | > + (0x1 << S5P_SROM_BCX__TACS__SHIFT), S5P_SROM_BC1); > +} > + > +static void __init armlex4210_map_io(void) > +{ > + s5p_init_io(NULL, 0, S5P_VA_CHIPID); > + s3c24xx_init_clocks(24000000); > + s3c24xx_init_uarts(armlex4210_uartcfgs, > + ARRAY_SIZE(armlex4210_uartcfgs)); > +} > + > +static void __init armlex4210_machine_init(void) > +{ > + armlex4210_smsc911x_init(); > + > + armlex4210_sdhci_init(); > + > + armlex4210_wlan_init(); > + > + platform_add_devices(armlex4210_devices, > + ARRAY_SIZE(armlex4210_devices)); > +} > + > +MACHINE_START(ARMLEX4210, "ARMLEX4210") > + /* Maintainer: Alim Akhtar <alim.akhtar@xxxxxxxxxxx> */ > + .boot_params = S5P_PA_SDRAM + 0x100, > + .init_irq = exynos4_init_irq, > + .map_io = armlex4210_map_io, > + .init_machine = armlex4210_machine_init, > + .timer = &exynos4_timer, > +MACHINE_END > -- > 1.7.0.4 > -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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