From 0f8a0dd620b2fb5f9c852844ce5f445bb0bd6d52 Mon Sep 17 00:00:00 2001 From: Sam Shih Date: Wed, 4 May 2022 10:27:43 +0800 Subject: [PATCH 5/5] mediatek: add mt7986a mmc support Add mt7986a boot mmc support Signed-off-by: Sam Shih --- ...-mmc-mediatek-add-mt7986-mmc-support.patch | 31 +++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 target/linux/mediatek/patches-5.15/0704-mmc-mediatek-add-mt7986-mmc-support.patch --- /dev/null +++ b/target/linux/mediatek/patches-5.15/0704-mmc-mediatek-add-mt7986-mmc-support.patch @@ -0,0 +1,31 @@ +diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c +index 1ac9201..a32349c 100644 +--- a/drivers/mmc/host/mtk-sd.c ++++ b/drivers/mmc/host/mtk-sd.c +@@ -540,6 +540,18 @@ static const struct mtk_mmc_compatible mt7622_compat = { + .support_64g = false, + }; + ++static const struct mtk_mmc_compatible mt7986_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 mtk_mmc_compatible mt8516_compat = { + .clk_div_bits = 12, + .recheck_sdio_irq = true, +@@ -584,6 +596,7 @@ static const struct of_device_id msdc_of_ids[] = { + { .compatible = "mediatek,mt2701-mmc", .data = &mt2701_compat}, + { .compatible = "mediatek,mt2712-mmc", .data = &mt2712_compat}, + { .compatible = "mediatek,mt7622-mmc", .data = &mt7622_compat}, ++ { .compatible = "mediatek,mt7986-mmc", .data = &mt7986_compat}, + { .compatible = "mediatek,mt8516-mmc", .data = &mt8516_compat}, + { .compatible = "mediatek,mt7620-mmc", .data = &mt7620_compat}, + { .compatible = "mediatek,mt6779-mmc", .data = &mt6779_compat},