github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-08-01 12:11:59 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

arm64: dts: rockchip: Enable SD-card interface on Radxa E20C

Browse Source 
SD-card is available on Radxa E20C board.

Signed-off-by: Yao Zi <ziyao@disroot.org>
Reviewed-by: Jonas Karlman <jonas@kwiboo.se>
Link: https://lore.kernel.org/r/20250508234829.27111-4-ziyao@disroot.org
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
This commit is contained in:
Yao Zi 2025-05-08 23:48:30 +00:00 committed by Heiko Stuebner
parent 894a264042
commit a2130d9123
1 changed files with 30 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
arch/arm64/boot/dts/rockchip/rk3528-radxa-e20c.dts
View File

@ -18,6 +18,7 @@ / {
aliases {
mmc0 = &sdhci;
mmc1 = &sdmmc;
};
chosen {
@ -130,6 +131,18 @@ vcc5v0_sys: regulator-5v0-vcc-sys {
regulator-max-microvolt = <5000000>;
};
vccio_sd: regulator-vccio-sd {
compatible = "regulator-gpio";
gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&sdmmc_vol_ctrl_h>;
regulator-name = "vccio_sd";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
states = <1800000 0x0>, <3300000 0x1>;
vin-supply = <&vcc5v0_sys>;
};
vdd_arm: regulator-vdd-arm {
compatible = "pwm-regulator";
pwms = <&pwm1 0 5000 PWM_POLARITY_INVERTED>;
@ -205,6 +218,12 @@ wan_led_g: wan-led-g {
rockchip,pins = <4 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
sdmmc {
sdmmc_vol_ctrl_h: sdmmc-vol-ctrl-h {
rockchip,pins = <4 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
};
&pwm1 {
@ -235,6 +254,17 @@ &sdhci {
status = "okay";
};
&sdmmc {
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
disable-wp;
sd-uhs-sdr104;
vmmc-supply = <&vcc_3v3>;
vqmmc-supply = <&vccio_sd>;
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0m0_xfer>;