Lars-Peter Clausen wrote:
> This patch adds support for the mmc controller on JZ4740 SoCs.
>
> Signed-off-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
> Acked-by: Matt Fleming <matt@xxxxxxxxxxxxxxxxx>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> Cc: Matt Fleming <matt@xxxxxxxxxxxxxxxxx>
> Cc: linux-mmc@xxxxxxxxxxxxxxx
>
> ---
> arch/mips/include/asm/mach-jz4740/jz4740_mmc.h | 15 +
> drivers/mmc/host/Kconfig | 8 +
> drivers/mmc/host/Makefile | 1 +
> drivers/mmc/host/jz4740_mmc.c | 1024 ++++++++++++++++++++++++
> 4 files changed, 1048 insertions(+), 0 deletions(-)
> create mode 100644 arch/mips/include/asm/mach-jz4740/jz4740_mmc.h
> create mode 100644 drivers/mmc/host/jz4740_mmc.c
>
> diff --git a/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h b/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h
> new file mode 100644
> index 0000000..8543f43
> --- /dev/null
> +++ b/arch/mips/include/asm/mach-jz4740/jz4740_mmc.h
> @@ -0,0 +1,15 @@
> +#ifndef __LINUX_MMC_JZ4740_MMC
> +#define __LINUX_MMC_JZ4740_MMC
> +
> +struct jz4740_mmc_platform_data {
> + int gpio_power;
> + int gpio_card_detect;
> + int gpio_read_only;
> + unsigned card_detect_active_low:1;
> + unsigned read_only_active_low:1;
> + unsigned power_active_low:1;
> +
> + unsigned data_1bit:1;
> +};
> +
> +#endif
> diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
> index f06d06e..546fc49 100644
> --- a/drivers/mmc/host/Kconfig
> +++ b/drivers/mmc/host/Kconfig
> @@ -81,6 +81,14 @@ config MMC_RICOH_MMC
>
> If unsure, say Y.
>
> +config MMC_JZ4740
> + tristate "JZ4740 SD/Multimedia Card Interface support"
> + depends on MACH_JZ4740
What tree has the kconfig symbol MACH_JZ4740 in it?
I can't seem to find it...
Should the depends also say anything about GPIO?
I only ask because the header file above mentions gpio.
> + help
> + This selects the Ingenic Z4740 SD/Multimedia card Interface.
> + If you have an ngenic platform with a Multimedia Card slot,
Ingenic ?
> + say Y or M here.
> +
> config MMC_SDHCI_OF
> tristate "SDHCI support on OpenFirmware platforms"
> depends on MMC_SDHCI && PPC_OF
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