s-paul...@ti.com writes:
> From: Sandeep Paulraj <s-paul...@ti.com>
>
> Patch adds support for MMC/SD in the DM365 EVM.
> Pinmux for MMC/SD slot 1 on the DM365 EVM is also
> configured.
>
> Signed-off-by: Sandeep Paulraj <s-paul...@ti.com>
Pushing today, even though it sounds like there may still be some
issues with this patch. But I (still) don't have dm365 hw, so cannot
test myself.
Kevin
> ---
> arch/arm/mach-davinci/board-dm365-evm.c | 27 +++++++++++++++++++++++++++
> 1 files changed, 27 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/board-dm365-evm.c
> b/arch/arm/mach-davinci/board-dm365-evm.c
> index 6a921a4..031c162 100644
> --- a/arch/arm/mach-davinci/board-dm365-evm.c
> +++ b/arch/arm/mach-davinci/board-dm365-evm.c
> @@ -33,6 +33,7 @@
> #include <linux/i2c.h>
> #include <mach/serial.h>
> #include <mach/common.h>
> +#include <mach/mmc.h>
>
> #define DM365_EVM_PHY_MASK (0x2)
> #define DM365_EVM_MDIO_FREQUENCY (2200000) /* PHY bus frequency */
> @@ -57,6 +58,13 @@ static struct davinci_i2c_platform_data i2c_pdata = {
> .bus_delay = 0 /* usec */,
> };
>
> +static struct davinci_mmc_config dm365evm_mmc_config = {
> + .wires = 4,
> + .max_freq = 50000000,
> + .caps = MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED,
> + .version = MMC_CTLR_VERSION_2,
> +};
> +
> static void dm365evm_emac_configure(void)
> {
> /*
> @@ -107,6 +115,21 @@ static void dm365evm_edma_configure(void)
> davinci_cfg_reg(DM365_INT_EDMA_TC3_ERR);
> }
>
> +static void dm365evm_mmc_configure(void)
> +{
> + /*
> + * MMC/SD pins are multiplexed with GPIO and EMIF
> + * Further details are available at the DM365 ARM
> + * Subsystem Users Guide(sprufg5.pdf) pages 118, 128 - 131
> + */
> + davinci_cfg_reg(DM365_SD1_CLK);
> + davinci_cfg_reg(DM365_SD1_CMD);
> + davinci_cfg_reg(DM365_SD1_DATA3);
> + davinci_cfg_reg(DM365_SD1_DATA2);
> + davinci_cfg_reg(DM365_SD1_DATA1);
> + davinci_cfg_reg(DM365_SD1_DATA0);
> +}
> +
> static void __init evm_init_i2c(void)
> {
> davinci_init_i2c(&i2c_pdata);
> @@ -131,6 +154,10 @@ static __init void dm365_evm_init(void)
>
> dm365evm_emac_configure();
> dm365evm_edma_configure();
> + dm365evm_mmc_configure();
> +
> + davinci_setup_mmc(0, &dm365evm_mmc_config);
> + davinci_setup_mmc(1, &dm365evm_mmc_config);
>
> soc_info->emac_pdata->phy_mask = DM365_EVM_PHY_MASK;
> soc_info->emac_pdata->mdio_max_freq = DM365_EVM_MDIO_FREQUENCY;
> --
> 1.6.0.4
>
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