ARM64: dts: rk3399: syr82x: support vsel pin to en/disable dcdc

Set vsel pin to active to disable DCDC,
Set vsel pin to inactive to enable DCDC.

Change-Id: Ie7d98730e5f59ffe38f0b88388cfb5b852316fe3
Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-evb-rev3.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-evb-rev3.dtsi
index a151c739fe095c8c042e5fe3eeff0a73249fa2b6..9a58f9e1ce0388d6152b322e213e9fa5cd0a9059 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-evb-rev3.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-evb-rev3.dtsi
@@ -254,6 +254,8 @@
                reg = <0x40>;
                vin-supply = <&vcc5v0_sys>;
                regulator-compatible = "fan53555-reg";
+               pinctrl-0 = <&vsel1_gpio>;
+               vsel-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>;
                regulator-name = "vdd_cpu_b";
                regulator-min-microvolt = <712500>;
                regulator-max-microvolt = <1500000>;
@@ -272,6 +274,8 @@
                reg = <0x41>;
                vin-supply = <&vcc5v0_sys>;
                regulator-compatible = "fan53555-reg";
+               pinctrl-0 = <&vsel2_gpio>;
+               vsel-gpios = <&gpio1 14 GPIO_ACTIVE_HIGH>;
                regulator-name = "vdd_gpu";
                regulator-min-microvolt = <712500>;
                regulator-max-microvolt = <1500000>;

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-evb.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-evb.dtsi
index c81c649ad08688570354bed709febeef81d17edf..51fa235cd5f1c1a08ae2155df520927c4fe27bd1 100644 (file)
--- a/arch/arm64/boot/dts/rockchip/rk3399-evb.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-evb.dtsi
@@ -528,6 +528,14 @@
                        rockchip,pins =
                                <1 18 RK_FUNC_GPIO &pcfg_pull_down>;
                };
+               vsel1_gpio: vsel1-gpio {
+                       rockchip,pins =
+                               <1 17 RK_FUNC_GPIO &pcfg_pull_down>;
+               };
+               vsel2_gpio: vsel2-gpio {
+                       rockchip,pins =
+                               <1 14 RK_FUNC_GPIO &pcfg_pull_down>;
+               };
        };
 
        usb2 {