On Tue, Mar 09, 2010 at 07:09:46PM +0530, Thomas Abraham wrote:
> This patch adds support for SDHCI interface for Samsung's S5P6440 SoC.
> 
> Signed-off-by: Thomas Abraham <[email protected]>
> ---
>  arch/arm/mach-s5p6440/Kconfig            |    9 +++++++++
>  arch/arm/mach-s5p6440/cpu.c              |    4 ++++
>  arch/arm/mach-s5p6440/include/mach/map.h |    3 +++
>  arch/arm/plat-s5p/include/plat/s5p6440.h |    1 +
>  drivers/mmc/host/Kconfig                 |    2 +-
>  5 files changed, 18 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/arm/mach-s5p6440/Kconfig b/arch/arm/mach-s5p6440/Kconfig
> index 4c29ff8..7a73ae2 100644
> --- a/arch/arm/mach-s5p6440/Kconfig
> +++ b/arch/arm/mach-s5p6440/Kconfig
> @@ -12,9 +12,18 @@ config CPU_S5P6440
>       help
>         Enable S5P6440 CPU support
>  
> +config S5P6440_SETUP_SDHCI
> +     bool
> +     help
> +       Internal configuration for default SDHCI setup for S5P6440 SoC.
> +
>  config MACH_SMDK6440
>       bool "SMDK6440"
>       select CPU_S5P6440
> +     select S5P6440_SETUP_SDHCI
> +     select S3C_DEV_HSMMC
> +     select S3C_DEV_HSMMC1
> +     select S3C_DEV_HSMMC2
>       help
>         Machine support for the Samsung SMDK6440
>  
> diff --git a/arch/arm/mach-s5p6440/cpu.c b/arch/arm/mach-s5p6440/cpu.c
> index 1794131..16f6f0d 100644
> --- a/arch/arm/mach-s5p6440/cpu.c
> +++ b/arch/arm/mach-s5p6440/cpu.c
> @@ -107,6 +107,10 @@ int __init s5p6440_init(void)
>  {
>       printk(KERN_INFO "S5P6440: Initializing architecture\n");
>  
> +#ifdef CONFIG_MMC_SDHCI_S3C
> +     s5p6440_setup_sdhci();
> +#endif
> +
>       /* set idle function */
>       pm_idle = s5p6440_idle;
>  
> diff --git a/arch/arm/mach-s5p6440/include/mach/map.h 
> b/arch/arm/mach-s5p6440/include/mach/map.h
> index 8924e5a..abf462b 100644
> --- a/arch/arm/mach-s5p6440/include/mach/map.h
> +++ b/arch/arm/mach-s5p6440/include/mach/map.h
> @@ -64,5 +64,8 @@
>  /* compatibiltiy defines. */
>  #define S3C_PA_UART          S5P6440_PA_UART
>  #define S3C_PA_IIC           S5P6440_PA_IIC0
> +#define S3C_PA_HSMMC0           S5P6440_PA_HSMMC0
> +#define S3C_PA_HSMMC1           S5P6440_PA_HSMMC1
> +#define S3C_PA_HSMMC2           S5P6440_PA_HSMMC2
>  
>  #endif /* __ASM_ARCH_MAP_H */
> diff --git a/arch/arm/plat-s5p/include/plat/s5p6440.h 
> b/arch/arm/plat-s5p/include/plat/s5p6440.h
> index a4cd75a..0ca8daf 100644
> --- a/arch/arm/plat-s5p/include/plat/s5p6440.h
> +++ b/arch/arm/plat-s5p/include/plat/s5p6440.h
> @@ -15,6 +15,7 @@
>  extern void s5p6440_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
>  extern void s5p6440_register_clocks(void);
>  extern void s5p6440_setup_clocks(void);
> +extern void s5p6440_setup_sdhci(void);
>  
>  #ifdef CONFIG_CPU_S5P6440
>  
> diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
> index ce1d288..811d00b 100644
> --- a/drivers/mmc/host/Kconfig
> +++ b/drivers/mmc/host/Kconfig
> @@ -127,7 +127,7 @@ config MMC_SDHCI_PLTFM
>  
>  config MMC_SDHCI_S3C
>       tristate "SDHCI support on Samsung S3C SoC"
> -     depends on MMC_SDHCI && (PLAT_S3C24XX || PLAT_S3C64XX)
> +     depends on MMC_SDHCI && (PLAT_S3C24XX || PLAT_S3C64XX || PLAT_S5P)
>       help
>         This selects the Secure Digital Host Controller Interface (SDHCI)
>         often referrered to as the HSMMC block in some of the Samsung S3C

Hmm, should we change to depending on PLAT_SAMSUNG instead, or have a
HAVE_S3C_SDHCI which the relevant platforms/SoCs select? not all S3C24XX
have this.


> 1.6.6.rc2
> 
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-- 
-- 
Ben

Q:      What's a light-year?
A:      One-third less calories than a regular year.

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