On 4/22/22 10:41 AM, icenowy@xxxxxxxxxxx wrote:
> From: Icenowy Zheng <icenowy@xxxxxxx>
>
> The two MMC controllers in Allwinner R329 have a mixed feature set
> comparing to the previous SoCs' ordinary MMC and eMMC controllers.
>
> Add support for them.
>
> Signed-off-by: Icenowy Zheng <icenowy@xxxxxxx>
Acked-by: Samuel Holland <samuel@xxxxxxxxxxxx>
> ---
> drivers/mmc/host/sunxi-mmc.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c
> index 0e8fbf4957d8..06934eef8be5 100644
> --- a/drivers/mmc/host/sunxi-mmc.c
> +++ b/drivers/mmc/host/sunxi-mmc.c
> @@ -1207,6 +1207,15 @@ static const struct sunxi_mmc_cfg sun50i_a100_emmc_cfg = {
> .needs_new_timings = true,
> };
>
> +static const struct sunxi_mmc_cfg sun50i_r329_cfg = {
> + .idma_des_size_bits = 13,
> + .idma_des_shift = 2,
> + .clk_delays = NULL,
> + .can_calibrate = true,
> + .mask_data0 = true,
> + .needs_new_timings = true,
> +};
> +
This is the same as D1, so you could reuse or replace that configuration constant.
Regards,
Samuel
> static const struct of_device_id sunxi_mmc_of_match[] = {
> { .compatible = "allwinner,sun4i-a10-mmc", .data = &sun4i_a10_cfg },
> { .compatible = "allwinner,sun5i-a13-mmc", .data = &sun5i_a13_cfg },
> @@ -1218,6 +1227,7 @@ static const struct of_device_id sunxi_mmc_of_match[] = {
> { .compatible = "allwinner,sun50i-a64-emmc", .data = &sun50i_a64_emmc_cfg },
> { .compatible = "allwinner,sun50i-a100-mmc", .data = &sun50i_a100_cfg },
> { .compatible = "allwinner,sun50i-a100-emmc", .data = &sun50i_a100_emmc_cfg },
> + { .compatible = "allwinner,sun50i-r329-mmc", .data = &sun50i_r329_cfg },
> { /* sentinel */ }
> };
> MODULE_DEVICE_TABLE(of, sunxi_mmc_of_match);
>
