mmc: mediatek: add MT6779 MMC driver support

Add new code to support MT6779 mmc driver.

Signed-off-by: Chun-Hung Wu <chun-hung.wu@mediatek.com>
Link: https://lore.kernel.org/r/1595205759-5825-2-git-send-email-chun-hung.wu@mediatek.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 49ac802..d23f738 100644 (file)
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -538,6 +538,18 @@ static const struct mtk_mmc_compatible mt7620_compat = {
        .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 @@ static const struct of_device_id msdc_of_ids[] = {
        { .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);