The Radxa Rock contains one sd-card slot. Add the supplying regulator
and enable its dw_mmc node.
Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
---
arch/arm/boot/dts/rk3188-radxarock.dts | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts
index a281293..7628b48 100644
--- a/arch/arm/boot/dts/rk3188-radxarock.dts
+++ b/arch/arm/boot/dts/rk3188-radxarock.dts
@@ -57,6 +57,16 @@
default-state = "off";
};
};
+
+ vcc_sd0: sdmmc-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "sdmmc-supply";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ gpio = <&gpio3 1 GPIO_ACTIVE_LOW>;
+ startup-delay-us = <100000>;
+ vin-supply = <&vcc_io>;
+ };
};
&i2c1 {
@@ -159,6 +169,18 @@
};
};
+&mmc0 {
+ num-slots = <1>;
+ status = "okay";
+ vmmc-supply = <&vcc_sd0>;
+
+ slot@0 {
+ reg = <0>;
+ bus-width = <4>;
+ disable-wp;
+ };
+};
+
&pinctrl {
pcfg_output_low: pcfg-output-low {
output-low;
--
2.0.1
--
To unsubscribe from this list: send the line "unsubscribe devicetree" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
