Re: [PATCH V2] ARM: EXYNOS4: Add support for ORIGEN board

On 21 July 2011 09:27, Tushar Behera tushar.behera@linaro.org wrote:

From: JeongHyeon Kim jhkim@insignal.co.kr

Insignal's ORIGEN board is based Samsung EXYNOS4210 SoC.

Signed-off-by: JeongHyeon Kim jhkim@insignal.co.kr Signed-off-by: Tushar Behera tushar.behera@linaro.org

---

Changes for V2:

• Reworked based on Kukjin's comments and rebased to kgene/for-next

arch/arm/mach-exynos4/Kconfig | 10 +++ arch/arm/mach-exynos4/Makefile | 1 + arch/arm/mach-exynos4/mach-origen.c | 108 +++++++++++++++++++++++++++++++++++ 3 files changed, 119 insertions(+), 0 deletions(-) create mode 100644 arch/arm/mach-exynos4/mach-origen.c

diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index 52fc172..012c034 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -205,6 +205,16 @@ config MACH_NURI help Machine support for Samsung Mobile NURI Board.

+config MACH_ORIGEN

•   bool "ORIGEN"
  

•   select CPU_EXYNOS4210
  

•   select S3C_DEV_RTC
  

•   select S3C_DEV_WDT
  

•   select S3C_DEV_HSMMC2
  

•   select EXYNOS4_SETUP_SDHCI
  

•   help
  

•     Machine support for ORIGEN based on Samsung S5PV310
  
  

Use Exynos4(210) instead of S5PV310.

endmenu

comment "Configuration for HSMMC bus width" diff --git a/arch/arm/mach-exynos4/Makefile b/arch/arm/mach-exynos4/Makefile index 2a0b682..ebec49c 100644 --- a/arch/arm/mach-exynos4/Makefile +++ b/arch/arm/mach-exynos4/Makefile @@ -31,6 +31,7 @@ obj-$(CONFIG_MACH_SMDKV310) += mach-smdkv310.o obj-$(CONFIG_MACH_ARMLEX4210) += mach-armlex4210.o obj-$(CONFIG_MACH_UNIVERSAL_C210) += mach-universal_c210.o obj-$(CONFIG_MACH_NURI) += mach-nuri.o +obj-$(CONFIG_MACH_ORIGEN) += mach-origen.o

# device support

diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c new file mode 100644 index 0000000..ed59f86 --- /dev/null +++ b/arch/arm/mach-exynos4/mach-origen.c @@ -0,0 +1,108 @@ +/* linux/arch/arm/mach-exynos4/mach-origen.c

• • Copyright (c) 2011 Insignal Co., Ltd.

• •         http://www.insignal.co.kr/
    

• • 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/serial_core.h> +#include <linux/gpio.h> +#include <linux/mmc/host.h> +#include <linux/platform_device.h> +#include <linux/io.h> +#include <linux/input.h>

+#include <asm/mach/arch.h> +#include <asm/mach-types.h>

+#include <plat/regs-serial.h> +#include <plat/exynos4.h> +#include <plat/cpu.h> +#include <plat/devs.h> +#include <plat/sdhci.h> +#include <plat/iic.h>

+#include <mach/map.h>

+/* Following are default values for UCON, ULCON and UFCON UART registers */ +#define ORIGEN_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \

•                            S3C2410_UCON_RXILEVEL |        \
  

•                            S3C2410_UCON_TXIRQMODE |       \
  

•                            S3C2410_UCON_RXIRQMODE |       \
  

•                            S3C2410_UCON_RXFIFO_TOI |      \
  

•                            S3C2443_UCON_RXERR_IRQEN)
  

+#define ORIGEN_ULCON_DEFAULT S3C2410_LCON_CS8

+#define ORIGEN_UFCON_DEFAULT (S3C2410_UFCON_FIFOMODE | \

•                            S5PV210_UFCON_TXTRIG4 |        \
  

•                            S5PV210_UFCON_RXTRIG4)
  

+static struct s3c2410_uartcfg origen_uartcfgs[] __initdata = {

•   [0] = {
  

•           .hwport         = 0,
  

•           .flags          = 0,
  

•           .ucon           = ORIGEN_UCON_DEFAULT,
  

•           .ulcon          = ORIGEN_ULCON_DEFAULT,
  

•           .ufcon          = ORIGEN_UFCON_DEFAULT,
  

•   },
  

•   [1] = {
  

•           .hwport         = 1,
  

•           .flags          = 0,
  

•           .ucon           = ORIGEN_UCON_DEFAULT,
  

•           .ulcon          = ORIGEN_ULCON_DEFAULT,
  

•           .ufcon          = ORIGEN_UFCON_DEFAULT,
  

•   },
  

•   [2] = {
  

•           .hwport         = 2,
  

•           .flags          = 0,
  

•           .ucon           = ORIGEN_UCON_DEFAULT,
  

•           .ulcon          = ORIGEN_ULCON_DEFAULT,
  

•           .ufcon          = ORIGEN_UFCON_DEFAULT,
  

•   },
  

•   [3] = {
  

•           .hwport         = 3,
  

•           .flags          = 0,
  

•           .ucon           = ORIGEN_UCON_DEFAULT,
  

•           .ulcon          = ORIGEN_ULCON_DEFAULT,
  

•           .ufcon          = ORIGEN_UFCON_DEFAULT,
  

•   },
  

+};

+static struct s3c_sdhci_platdata origen_hsmmc2_pdata __initdata = {

•   .cd_type                = S3C_SDHCI_CD_GPIO,
  

•   .ext_cd_gpio            = EXYNOS4_GPK2(2),
  

•   .ext_cd_gpio_invert     = 1,
  

•   .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
  

+};

+static struct platform_device *origen_devices[] __initdata = {

•   &s3c_device_hsmmc2,
  

•   &s3c_device_rtc,
  

•   &s3c_device_wdt,
  

+};

+static void __init origen_map_io(void) +{

•   s5p_init_io(NULL, 0, S5P_VA_CHIPID);
  

•   s3c24xx_init_clocks(24000000);
  

•   s3c24xx_init_uarts(origen_uartcfgs, ARRAY_SIZE(origen_uartcfgs));
  

+}

+static void __init origen_machine_init(void) +{

•   s3c_sdhci2_set_platdata(&origen_hsmmc2_pdata);
  

•   platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices));
  

+}

+MACHINE_START(ORIGEN, "ORIGEN")

•   /* Maintainer: JeongHyeon Kim <jhkim@insignal.co.kr> */
  

•   .boot_params    = S5P_PA_SDRAM + 0x100,
  

•   .init_irq       = exynos4_init_irq,
  

•   .map_io         = origen_map_io,
  

•   .init_machine   = origen_machine_init,
  

•   .timer          = &exynos4_timer,
  

+MACHINE_END

1.7.4.1

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