[PATCH] mmc: mtk-sd: add mediatek,mt8189-mmc compatible

[David Lechner]

Add support for MediaTek MT8189 MMC controller.

According to [1], this is similar to, but not quite the same as
mediatek,mt8196-mmc.

Link: https://lore.kernel.org/linux-mediatek/20251203-mt8189-add-mmc-support-v1-1-f5ce43212fe9@collabora.com/ [1]
Signed-off-by: David Lechner <dlechner at baylibre.com>
---
 drivers/mmc/mtk-sd.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/mmc/mtk-sd.c b/drivers/mmc/mtk-sd.c
index 4928a880038..7a4bdee7496 100644
--- a/drivers/mmc/mtk-sd.c
+++ b/drivers/mmc/mtk-sd.c
@@ -1979,6 +1979,16 @@ static const struct msdc_compatible mt8183_compat = {
 	.use_dma_mode = true,
 };
 
+static const struct msdc_compatible mt8189_compat = {
+	.clk_div_bits = 12,
+	.pad_tune0 = true,
+	.async_fifo = true,
+	.data_tune = true,
+	.busy_check = true,
+	.stop_clk_fix = true,
+	.enhance_rx = true,
+};
+
 static const struct udevice_id msdc_ids[] = {
 	{ .compatible = "mediatek,mt7620-mmc", .data = (ulong)&mt7620_compat },
 	{ .compatible = "mediatek,mt7621-mmc", .data = (ulong)&mt7621_compat },
@@ -1990,6 +2000,7 @@ static const struct udevice_id msdc_ids[] = {
 	{ .compatible = "mediatek,mt8512-mmc", .data = (ulong)&mt8512_compat },
 	{ .compatible = "mediatek,mt8516-mmc", .data = (ulong)&mt8516_compat },
 	{ .compatible = "mediatek,mt8183-mmc", .data = (ulong)&mt8183_compat },
+	{ .compatible = "mediatek,mt8189-mmc", .data = (ulong)&mt8189_compat },
 	{}
 };
 

---
base-commit: e5e75ea8c7b8e6d9ce1ca8ec7a25fa8b3f6029a9
change-id: 20260206-mtk-mmc-add-mt8189-compatible-6a71d5c710dc

Best regards,
-- 
David Lechner <dlechner at baylibre.com>