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-rw-r--r--dts/src/arm/rk3288-rock2-som.dtsi26
1 files changed, 26 insertions, 0 deletions
diff --git a/dts/src/arm/rk3288-rock2-som.dtsi b/dts/src/arm/rk3288-rock2-som.dtsi
index 1ece66f3e1..e1ee9f9490 100644
--- a/dts/src/arm/rk3288-rock2-som.dtsi
+++ b/dts/src/arm/rk3288-rock2-som.dtsi
@@ -61,6 +61,31 @@
clock-output-names = "ext_gmac";
};
+ io_domains: io-domains {
+ compatible = "rockchip,rk3288-io-voltage-domain";
+ rockchip,grf = <&grf>;
+
+ audio-supply = <&vcc_io>;
+ bb-supply = <&vcc_io>;
+ dvp-supply = <&vcc_18>;
+ flash0-supply = <&vcc_flash>;
+ flash1-supply = <&vccio_pmu>;
+ gpio30-supply = <&vccio_pmu>;
+ gpio1830 = <&vcc_io>;
+ lcdc-supply = <&vcc_io>;
+ sdcard-supply = <&vccio_sd>;
+ wifi-supply = <&vcc_18>;
+ };
+
+ vcc_flash: flash-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc_sys";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ startup-delay-us = <150>;
+ vin-supply = <&vcc_io>;
+ };
+
vcc_sys: vsys-regulator {
compatible = "regulator-fixed";
regulator-name = "vcc_sys";
@@ -85,6 +110,7 @@
pinctrl-names = "default";
pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
vmmc-supply = <&vcc_io>;
+ vqmmc-supply = <&vcc_flash>;
status = "okay";
};