[PATCH 1/3] arm64: dts: rockchip: Add supported UHS-I rates to sdmmc0 on rock-3b

Tamás Szűcs tszucs at linux.com
Mon Nov 11 10:17:25 PST 2024


Add all supported UHS-I rates to sdmmc0 and allow 200 MHz maximum clock to
benefit modern SD cards.

Signed-off-by: Tamás Szűcs <tszucs at linux.com>
---
 arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts b/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts
index 3d0c1ccfaa79..242af5337cdf 100644
--- a/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3568-rock-3b.dts
@@ -670,8 +670,14 @@ &sdmmc0 {
 	bus-width = <4>;
 	cap-sd-highspeed;
 	disable-wp;
+	max-frequency = <200000000>;
 	pinctrl-names = "default";
 	pinctrl-0 = <&sdmmc0_bus4 &sdmmc0_clk &sdmmc0_cmd &sdmmc0_det>;
+	sd-uhs-sdr12;
+	sd-uhs-sdr25;
+	sd-uhs-sdr50;
+	sd-uhs-sdr104;
+	sd-uhs-ddr50;
 	vmmc-supply = <&vcc3v3_sd>;
 	vqmmc-supply = <&vccio_sd>;
 	status = "okay";
-- 
2.45.2




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