On 29/05/18 12:52, Vijay Viswanath wrote:
> From: Sayali Lokhande <sayalil@xxxxxxxxxxxxxx>
>
> For SDCC version 5.0.0, MCI registers are removed from SDCC
> interface and some registers are moved to HC.
> Define a new data structure where we can statically define
> the address offsets for the registers in different SDCC versions.
>
> Signed-off-by: Sayali Lokhande <sayalil@xxxxxxxxxxxxxx>
> Signed-off-by: Vijay Viswanath <vviswana@xxxxxxxxxxxxxx>
It would be prettier to line up the '=' and use BIT() not << but nevertheless:
Acked-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
> ---
> drivers/mmc/host/sdhci-msm.c | 89 ++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 89 insertions(+)
>
> diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
> index bb11916..4050c99 100644
> --- a/drivers/mmc/host/sdhci-msm.c
> +++ b/drivers/mmc/host/sdhci-msm.c
> @@ -137,6 +137,95 @@
> /* Timeout value to avoid infinite waiting for pwr_irq */
> #define MSM_PWR_IRQ_TIMEOUT_MS 5000
>
> +struct sdhci_msm_offset {
> + u32 core_hc_mode;
> + u32 core_mci_data_cnt;
> + u32 core_mci_status;
> + u32 core_mci_fifo_cnt;
> + u32 core_mci_version;
> + u32 core_generics;
> + u32 core_testbus_config;
> + u32 core_testbus_sel2_bit;
> + u32 core_testbus_ena;
> + u32 core_testbus_sel2;
> + u32 core_pwrctl_status;
> + u32 core_pwrctl_mask;
> + u32 core_pwrctl_clear;
> + u32 core_pwrctl_ctl;
> + u32 core_sdcc_debug_reg;
> + u32 core_dll_config;
> + u32 core_dll_status;
> + u32 core_vendor_spec;
> + u32 core_vendor_spec_adma_err_addr0;
> + u32 core_vendor_spec_adma_err_addr1;
> + u32 core_vendor_spec_func2;
> + u32 core_vendor_spec_capabilities0;
> + u32 core_ddr_200_cfg;
> + u32 core_vendor_spec3;
> + u32 core_dll_config_2;
> + u32 core_ddr_config;
> + u32 core_ddr_config_2;
> +};
> +
> +static const struct sdhci_msm_offset sdhci_msm_v5_offset = {
> + .core_mci_data_cnt = 0x35c,
> + .core_mci_status = 0x324,
> + .core_mci_fifo_cnt = 0x308,
> + .core_mci_version = 0x318,
> + .core_generics = 0x320,
> + .core_testbus_config = 0x32c,
> + .core_testbus_sel2_bit = 3,
> + .core_testbus_ena = (1 << 31),
> + .core_testbus_sel2 = (1 << 3),
> + .core_pwrctl_status = 0x240,
> + .core_pwrctl_mask = 0x244,
> + .core_pwrctl_clear = 0x248,
> + .core_pwrctl_ctl = 0x24c,
> + .core_sdcc_debug_reg = 0x358,
> + .core_dll_config = 0x200,
> + .core_dll_status = 0x208,
> + .core_vendor_spec = 0x20c,
> + .core_vendor_spec_adma_err_addr0 = 0x214,
> + .core_vendor_spec_adma_err_addr1 = 0x218,
> + .core_vendor_spec_func2 = 0x210,
> + .core_vendor_spec_capabilities0 = 0x21c,
> + .core_ddr_200_cfg = 0x224,
> + .core_vendor_spec3 = 0x250,
> + .core_dll_config_2 = 0x254,
> + .core_ddr_config = 0x258,
> + .core_ddr_config_2 = 0x25c,
> +};
> +
> +static const struct sdhci_msm_offset sdhci_msm_mci_offset = {
> + .core_hc_mode = 0x78,
> + .core_mci_data_cnt = 0x30,
> + .core_mci_status = 0x34,
> + .core_mci_fifo_cnt = 0x44,
> + .core_mci_version = 0x050,
> + .core_generics = 0x70,
> + .core_testbus_config = 0x0cc,
> + .core_testbus_sel2_bit = 4,
> + .core_testbus_ena = (1 << 3),
> + .core_testbus_sel2 = (1 << 4),
> + .core_pwrctl_status = 0xdc,
> + .core_pwrctl_mask = 0xe0,
> + .core_pwrctl_clear = 0xe4,
> + .core_pwrctl_ctl = 0xe8,
> + .core_sdcc_debug_reg = 0x124,
> + .core_dll_config = 0x100,
> + .core_dll_status = 0x108,
> + .core_vendor_spec = 0x10c,
> + .core_vendor_spec_adma_err_addr0 = 0x114,
> + .core_vendor_spec_adma_err_addr1 = 0x118,
> + .core_vendor_spec_func2 = 0x110,
> + .core_vendor_spec_capabilities0 = 0x11c,
> + .core_ddr_200_cfg = 0x184,
> + .core_vendor_spec3 = 0x1b0,
> + .core_dll_config_2 = 0x1b4,
> + .core_ddr_config = 0x1b8,
> + .core_ddr_config_2 = 0x1bc,
> +};
> +
> struct sdhci_msm_host {
> struct platform_device *pdev;
> void __iomem *core_mem; /* MSM SDCC mapped address */
>
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