ARM: dts: rockchip: add rk3288-firefly iodomains

Add the iodomains node and reference the correct regulator for each
domain. This also includes adding the currently unused dvp regulators.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>

diff --git a/arch/arm/boot/dts/rk3288-firefly.dtsi b/arch/arm/boot/dts/rk3288-firefly.dtsi
index 6aafc5deb0b1e50c9c28a01876d4f91642410ebc..4e3fd9aefe3497e464bc8fecdb10a688372460a6 100644 (file)
--- a/arch/arm/boot/dts/rk3288-firefly.dtsi
+++ b/arch/arm/boot/dts/rk3288-firefly.dtsi
@@ -48,6 +48,14 @@
                reg = <0 0x80000000>;
        };
 
+       dovdd_1v8: dovdd-1v8-regulator {
+               compatible = "regulator-fixed";
+               regulator-name = "dovdd_1v8";
+               regulator-min-microvolt = <1800000>;
+               regulator-max-microvolt = <1800000>;
+               vin-supply = <&vcc28_dvp>;
+       };
+
        ext_gmac: external-gmac-clock {
                compatible = "fixed-clock";
                #clock-cells = <0>;
@@ -55,6 +63,22 @@
                clock-output-names = "ext_gmac";
        };
 
+       io_domains: io-domains {
+               compatible = "rockchip,rk3288-io-voltage-domain";
+               rockchip,grf = <&grf>;
+
+               audio-supply = <&vcca_33>;
+               bb-supply = <&vcc_io>;
+               dvp-supply = <&dovdd_1v8>;
+               flash0-supply = <&vcc_flash>;
+               flash1-supply = <&vcc_lan>;
+               gpio30-supply = <&vcc_io>;
+               gpio1830-supply = <&vcc_io>;
+               lcdc-supply = <&vcc_io>;
+               sdcard-supply = <&vccio_sd>;
+               wifi-supply = <&vccio_wl>;
+       };
+
        ir: ir-receiver {
                compatible = "gpio-ir-receiver";
                pinctrl-names = "default";
@@ -160,6 +184,23 @@
                regulator-always-on;
                vin-supply = <&vcc_5v>;
        };
+
+       /*
+        * A TT8142 creates both dovdd_1v8 and vcc28_dvp, controlled
+        * by the dvp_pwr pin.
+        */
+       vcc28_dvp: vcc28-dvp-regulator {
+               compatible = "regulator-fixed";
+               enable-active-high;
+               gpio = <&gpio0 11 GPIO_ACTIVE_HIGH>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&dvp_pwr>;
+               regulator-name = "vcc28_dvp";
+               regulator-min-microvolt = <2800000>;
+               regulator-max-microvolt = <2800000>;
+               regulator-always-on;
+               vin-supply = <&vcc_io>;
+       };
 };
 
 &cpu0 {
@@ -373,6 +414,12 @@
                };
        };
 
+       dvp {
+               dvp_pwr: dvp-pwr {
+                       rockchip,pins = <0 11 RK_FUNC_GPIO &pcfg_pull_none>;
+               };
+       };
+
        gmac {
                phy_int: phy-int {
                        rockchip,pins = <0 9 RK_FUNC_GPIO &pcfg_pull_up>;