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>

1 files changed, 112 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/rk3188-radxarock.dts b/arch/arm/boot/dts/rk3188-radxarock.dts
index 241e2a4d4b99..a2812932cc5e 100644
--- 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";
 };