From: Muhammed Efe Cetin <[email protected]>
Add TF card support to Khadas Edge 2.
The board exposes sdmmc pins via EXTIO. TF card can be used with IO
module.
Signed-off-by: Muhammed Efe Cetin <[email protected]>
---
.../dts/rockchip/rk3588s-khadas-edge2.dts | 34 +++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts
index b99d2b82c787..856ce4f869a2 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts
@@ -12,6 +12,7 @@ / {
aliases {
mmc0 = &sdhci;
+ mmc1 = &sdmmc;
};
chosen {
@@ -36,6 +37,19 @@ vcc_1v1_nldo_s3: vcc-1v1-nldo-s3-regulator {
regulator-max-microvolt = <1100000>;
vin-supply = <&vcc5v0_sys>;
};
+
+ vdd_3v3_sd: vdd-3v3-sd-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vdd_3v3_sd";
+ gpios = <&gpio1 RK_PB6 GPIO_ACTIVE_HIGH>;
+ regulator-boot-on;
+ enable-active-high;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc_3v3_s3>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vdd_sd_en>;
+ };
};
&cpu_b0 {
@@ -110,6 +124,14 @@ regulator-state-mem {
};
};
+&pinctrl {
+ vdd_sd {
+ vdd_sd_en: vdd-sd-en {
+ rockchip,pins = <1 RK_PB6 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+ };
+};
+
&sdhci {
bus-width = <8>;
no-sdio;
@@ -120,6 +142,18 @@ &sdhci {
status = "okay";
};
+&sdmmc {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ disable-wp;
+ no-mmc;
+ no-sdio;
+ sd-uhs-sdr104;
+ vmmc-supply = <&vdd_3v3_sd>;
+ vqmmc-supply = <&vccio_sd_s0>;
+ status = "okay";
+};
+
&spi2 {
status = "okay";
assigned-clocks = <&cru CLK_SPI2>;
--
2.43.1