From aa77657b018fbd0eebfc78ee3f8b07fec4f5cda7 Mon Sep 17 00:00:00 2001 From: Jerome Brunet Date: Mon, 18 Mar 2019 11:04:51 +0100 Subject: [PATCH] arm64: dts: meson-g12a-u200: add regulators Add system regulators for the S905D U200 reference design. Add some regulators. Still missing * VDD_EE (0.8V - PWM controlled) * VDD_CPU (PWM controlled) Signed-off-by: Jerome Brunet Signed-off-by: Neil Armstrong Acked-by: Martin Blumenstingl Signed-off-by: Kevin Hilman --- arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts | 79 +++++++++++++++++++++++++ 1 file changed, 79 insertions(+) diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts index f2afd0b..c69328d1 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts @@ -6,6 +6,8 @@ /dts-v1/; #include "meson-g12a.dtsi" +#include +#include / { compatible = "amlogic,u200", "amlogic,g12a"; @@ -21,6 +23,83 @@ device_type = "memory"; reg = <0x0 0x0 0x0 0x40000000>; }; + + flash_1v8: regulator-flash_1v8 { + compatible = "regulator-fixed"; + regulator-name = "FLASH_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vcc_3v3>; + regulator-always-on; + }; + + main_12v: regulator-main_12v { + compatible = "regulator-fixed"; + regulator-name = "12V"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + regulator-always-on; + }; + + vcc_1v8: regulator-vcc_1v8 { + compatible = "regulator-fixed"; + regulator-name = "VCC_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vcc_3v3>; + regulator-always-on; + }; + + vcc_3v3: regulator-vcc_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vddao_3v3>; + regulator-always-on; + /* FIXME: actually controlled by VDDCPU_B_EN */ + }; + + vcc_5v: regulator-vcc_5v { + compatible = "regulator-fixed"; + regulator-name = "VCC_5V"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <&main_12v>; + + gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>; + enable-active-high; + }; + + usb_pwr_en: regulator-usb_pwr_en { + compatible = "regulator-fixed"; + regulator-name = "USB_PWR_EN"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <&vcc_5v>; + + gpio = <&gpio GPIOH_6 GPIO_ACTIVE_HIGH>; + enable-active-high; + }; + + vddao_1v8: regulator-vddao_1v8 { + compatible = "regulator-fixed"; + regulator-name = "VDDAO_1V8"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vddao_3v3>; + regulator-always-on; + }; + + vddao_3v3: regulator-vddao_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VDDAO_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&main_12v>; + regulator-always-on; + }; + }; &uart_AO { -- 2.7.4