[PATCH 13/14] ARM: dts: sun8i: Add gpio-regulator used on Orange Pi One

[megous]

From: Ondrej Jirman <meg...@megous.com>

Xulong Orange Pi One uses GPIO based regulator that
switches between two voltages: 1.1V and 1.3V. The
regulator is controlled from the PL6 pin.

Signed-off-by: Ondrej Jirman <meg...@megous.com>
---
 arch/arm/boot/dts/sun8i-h3-orangepi-one.dts | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts 
b/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts
index 0adf932..ce4ba91 100644
--- a/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts
+++ b/arch/arm/boot/dts/sun8i-h3-orangepi-one.dts
@@ -88,6 +88,25 @@
                        gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
                };
        };
+
+       vdd_soc: gpio-regulator {
+               compatible = "regulator-gpio";
+
+               regulator-name = "soc-vdd-supply";
+               regulator-min-microvolt = <1100000>;
+               regulator-max-microvolt = <1300000>;
+               regulator-boot-on;
+               regulator-type = "voltage";
+
+               gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>;
+               states = <1100000 0x0
+                         1300000 0x1>;
+
+               startup-delay-us = <100000>;
+               enable-active-high;
+       };
+};
+
 };
 
 &ehci1 {
@@ -131,6 +150,13 @@
                allwinner,drive = <SUN4I_PINCTRL_10_MA>;
                allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
        };
+
+       soc_reg0: soc_reg@0 {
+               allwinner,pins = "PL6";
+               allwinner,function = "gpio_out";
+               allwinner,drive = <SUN4I_PINCTRL_10_MA>;
+               allwinner,pull = <SUN4I_PINCTRL_NO_PULL>;
+       };
 };
 
 &uart0 {
-- 
2.9.0