mmc: mediatek: add support for MT7622 SoC

Just applying the existing logic and adding its own characteristics into
the space pointed by an extra entry of struct of_device_id to have support
of MT7622 SoC.

Signed-off-by: Chaotian Jing <chaotian.jing@mediatek.com>
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Tested-by: Jumin Li <jumin.li@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 6457a7d..cb274e8 100644 (file)
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -438,11 +438,23 @@ static const struct mtk_mmc_compatible mt2712_compat = {
        .enhance_rx = true,
 };
 
+static const struct mtk_mmc_compatible mt7622_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,
+};
+
 static const struct of_device_id msdc_of_ids[] = {
        { .compatible = "mediatek,mt8135-mmc", .data = &mt8135_compat},
        { .compatible = "mediatek,mt8173-mmc", .data = &mt8173_compat},
        { .compatible = "mediatek,mt2701-mmc", .data = &mt2701_compat},
        { .compatible = "mediatek,mt2712-mmc", .data = &mt2712_compat},
+       { .compatible = "mediatek,mt7622-mmc", .data = &mt7622_compat},
        {}
 };
 MODULE_DEVICE_TABLE(of, msdc_of_ids);