From: Zhangbin Tong <zebulun.tong@rock-chips.com>
Date: Tue, 27 Dec 2016 02:40:35 +0000 (+0800)
Subject: ARM64: dts: rk3399-box: Use gpio control for enable/disable of syr82x buck
X-Git-Tag: firefly_0821_release~959
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=firefly-linux-kernel-4.4.55.git;a=commitdiff_plain;h=57e81d9f6c3cd656b998333386fbc02048313a0b

ARM64: dts: rk3399-box: Use gpio control for enable/disable of syr82x buck

Change-Id: I9e03084c93ffff5d8ea79ed037656ce8d6615226
Signed-off-by: Zhangbin Tong <zebulun.tong@rock-chips.com>
---

diff --git a/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
index 3a2f5255a119..0e0f97dd9dfc 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-box.dtsi
@@ -276,11 +276,13 @@
 		compatible = "silergy,syr827";
 		reg = <0x40>;
 		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>;
 		regulator-ramp-delay = <1000>;
-		fcs,suspend-voltage-selector = <0>;
+		fcs,suspend-voltage-selector = <1>;
 		regulator-always-on;
 		regulator-boot-on;
 		vin-supply = <&vcc_sys>;
@@ -293,6 +295,8 @@
 		compatible = "silergy,syr828";
 		reg = <0x41>;
 		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>;
@@ -837,6 +841,16 @@
 			rockchip,pins =
 				<1 21 RK_FUNC_GPIO &pcfg_pull_up>;
 		};
+
+		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>;
+		};
 	};
 
 	gmac {