ARM: dts: add i2c and regulator nodes to rk3188-radxarock

This enables the 2nd i2c bus and adds the act8846 pmic as device.

Signed-off-by: Beniamino Galvani <b.galvani@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts
index 241e2a4d4b99ec1f992fa41e23d074c9d7523b9f..a2812932cc5e584a901241b99ed8d0f929a08f52 100644 (file)
--- a/arch/arm/boot/dts/rk3188-radxarock.dts
+++ b/arch/arm/boot/dts/rk3188-radxarock.dts
@@ -59,6 +59,118 @@
        };
 };
 
+&i2c1 {
+       status = "okay";
+       clock-frequency = <400000>;
+
+       act8846: act8846@5a {
+               compatible = "active-semi,act8846";
+               reg = <0x5a>;
+               status = "okay";
+
+               pinctrl-names = "default";
+               pinctrl-0 = <&act8846_dvs0_ctl>;
+
+               regulators {
+                       vcc_ddr: REG1 {
+                               regulator-name = "VCC_DDR";
+                               regulator-min-microvolt = <1200000>;
+                               regulator-max-microvolt = <1200000>;
+                               regulator-always-on;
+                       };
+
+                       vdd_log: REG2 {
+                               regulator-name = "VDD_LOG";
+                               regulator-min-microvolt = <1000000>;
+                               regulator-max-microvolt = <1000000>;
+                               regulator-always-on;
+                       };
+
+                       vdd_arm: REG3 {
+                               regulator-name = "VDD_ARM";
+                               regulator-min-microvolt = <875000>;
+                               regulator-max-microvolt = <1300000>;
+                               regulator-always-on;
+                       };
+
+                       vcc_io: REG4 {
+                               regulator-name = "VCC_IO";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vdd_10: REG5 {
+                               regulator-name = "VDD_10";
+                               regulator-min-microvolt = <1000000>;
+                               regulator-max-microvolt = <1000000>;
+                               regulator-always-on;
+                       };
+
+                       vdd_hdmi: REG6 {
+                               regulator-name = "VDD_HDMI";
+                               regulator-min-microvolt = <2500000>;
+                               regulator-max-microvolt = <2500000>;
+                               regulator-always-on;
+                       };
+
+                       vcc18: REG7 {
+                               regulator-name = "VCC_18";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                       };
+
+                       vcca_33: REG8 {
+                               regulator-name = "VCCA_33";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vcc_rmii: REG9 {
+                               regulator-name = "VCC_RMII";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vccio_wl: REG10 {
+                               regulator-name = "VCCIO_WL";
+                               regulator-min-microvolt = <3300000>;
+                               regulator-max-microvolt = <3300000>;
+                               regulator-always-on;
+                       };
+
+                       vcc_18: REG11 {
+                               regulator-name = "VCC18_IO";
+                               regulator-min-microvolt = <1800000>;
+                               regulator-max-microvolt = <1800000>;
+                               regulator-always-on;
+                       };
+
+                       vcc28: REG12 {
+                               regulator-name = "VCC_28";
+                               regulator-min-microvolt = <2800000>;
+                               regulator-max-microvolt = <2800000>;
+                               regulator-always-on;
+                       };
+               };
+       };
+};
+
+&pinctrl {
+       pcfg_output_low: pcfg-output-low {
+               output-low;
+       };
+
+       act8846 {
+               act8846_dvs0_ctl: act8846-dvs0-ctl {
+                       rockchip,pins = <RK_GPIO3 27 RK_FUNC_GPIO &pcfg_output_low>;
+               };
+       };
+};
+
 &uart0 {
        status = "okay";
 };