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

Chun-Hung Wu
2020-06-09T01:19:18Z

MT6779 add cqhci support, so need to add new code
to support it.

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);
--
1.9.1