Re: [PATCH v6 1/4] mmc: mediatek: add MT6779 MMC driver support

Matthias Brugger
2020-06-09T11:25:13Z

On 09/06/2020 03:18, Chun-Hung Wu wrote:
> MT6779 add cqhci support, so need to add new code
> to support it.
>

Please work on the commit message. For example it mentions cqhci while the code
does not. Better describe what technical specification the controller has etc

> Signed-off-by: Chun-Hung Wu <chun-hung.wu@mediatek.com>
> ---
> drivers/mmc/host/mtk-sd.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
> index b221c02..8ada675 100644
> --- a/drivers/mmc/host/mtk-sd.c
> +++ b/drivers/mmc/host/mtk-sd.c
> @@ -538,6 +538,18 @@ struct msdc_host {
> .use_internal_cd = true,
> };
>
> +static const struct mtk_mmc_compatible mt6779_compat = {
> + .clk_div_bits = 12,
> + .hs400_tune = false,
> + .pad_tune_reg = MSDC_PAD_TUNE0,
> + .async_fifo = true,
> + .data_tune = true,
> + .busy_check = true,
> + .stop_clk_fix = true,
> + .enhance_rx = true,
> + .support_64g = true,
> +};
> +
> static const struct of_device_id msdc_of_ids[] = {
> { .compatible = "mediatek,mt8135-mmc", .data = &mt8135_compat},
> { .compatible = "mediatek,mt8173-mmc", .data = &mt8173_compat},
> @@ -547,6 +559,7 @@ struct msdc_host {
> { .compatible = "mediatek,mt7622-mmc", .data = &mt7622_compat},
> { .compatible = "mediatek,mt8516-mmc", .data = &mt8516_compat},
> { .compatible = "mediatek,mt7620-mmc", .data = &mt7620_compat},
> + { .compatible = "mediatek,mt6779-mmc", .data = &mt6779_compat},
> {}
> };
> MODULE_DEVICE_TABLE(of, msdc_of_ids);
>