[RFC PATCH] arm64: dts: rockchip: Fix microSD card detect for Radxa ROCK 5 ITX
FUKAUMI Naoki
naoki at radxa.com
Sun Nov 9 19:00:36 PST 2025
Due to the discussion about cd-gpios and sdmmmc_det pin
functionality[1], it would be better to use cd-gpios for now.
[1] https://lore.kernel.org/linux-rockchip/20240912152538.1.I858c2a0bf83606c8b59ba1ab6944978a398d2ac5@changeid/T/#u
Fixes: 31390eb8ffbf2 ("arm64: dts: rockchip: add ROCK 5 ITX board")
Signed-off-by: FUKAUMI Naoki <naoki at radxa.com>
---
arch/arm64/boot/dts/rockchip/rk3588-rock-5-itx.dts | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5-itx.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5-itx.dts
index bc8140883de47..391c6482e8ee3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5-itx.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5-itx.dts
@@ -670,6 +670,12 @@ led_pins: led-pins {
};
};
+ mmc {
+ sdmmc_det_gpio: sdmmc-det-gpio {
+ rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>;
+ };
+ };
+
pcie {
pcie20x1_2_perstn: pcie20x1-2-perstn {
rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
@@ -795,12 +801,13 @@ &sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
disable-wp;
max-frequency = <200000000>;
no-sdio;
no-mmc;
pinctrl-names = "default";
- pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_det>;
+ pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_det_gpio>;
sd-uhs-sdr104;
vmmc-supply = <&vcc_3v3_s3>;
vqmmc-supply = <&vccio_sd_s0>;
--
2.43.0
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