linux-kernel - [PATCH v2 05/11] arm64: dts: meson-g12a-sei510: add regulators

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Date:   Mon, 18 Mar 2019 11:04:52 +0100
From:   Neil Armstrong <narmstrong@...libre.com>
To:     khilman@...libre.com
Cc:     Jerome Brunet <jbrunet@...libre.com>,
        linux-amlogic@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Neil Armstrong <narmstrong@...libre.com>
Subject: [PATCH v2 05/11] arm64: dts: meson-g12a-sei510: add regulators

From: Jerome Brunet <jbrunet@...libre.com>

Add some regulators. Still missing
* VDD_EE (0.8V - PWM controlled)
* VDD_CPU(PWM controlled)
* VDDQ1_5

Signed-off-by: Jerome Brunet <jbrunet@...libre.com>
Signed-off-by: Neil Armstrong <narmstrong@...libre.com>
---
 .../boot/dts/amlogic/meson-g12a-sei510.dts    | 57 +++++++++++++++++++
 1 file changed, 57 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
index 63c515fe4996..43d57e20294a 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts
@@ -6,6 +6,8 @@
 /dts-v1/;
 
 #include "meson-g12a.dtsi"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/gpio/meson-g12a-gpio.h>
 
 / {
 	compatible = "seirobotics,sei510", "amlogic,g12a";
@@ -15,10 +17,36 @@
 		serial0 = &uart_AO;
 	};
 
+	ao_5v: regulator-ao_5v {
+		compatible = "regulator-fixed";
+		regulator-name = "AO_5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		vin-supply = <&dc_in>;
+		regulator-always-on;
+	};
+
 	chosen {
 		stdout-path = "serial0:115200n8";
 	};
 
+	dc_in: regulator-dc_in {
+		compatible = "regulator-fixed";
+		regulator-name = "DC_IN";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-always-on;
+	};
+
+	emmc_1v8: regulator-emmc_1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "EMMC_1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vddao_3v3>;
+		regulator-always-on;
+	};
+
 	memory@0 {
 		device_type = "memory";
 		reg = <0x0 0x0 0x0 0x40000000>;
@@ -31,6 +59,35 @@
 			no-map;
 		};
 	};
+
+	vddao_3v3: regulator-vddao_3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDAO_3V3";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&dc_in>;
+		regulator-always-on;
+	};
+
+	vddao_3v3_t: regultor-vddao_3v3_t {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDAO_3V3_T";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		vin-supply = <&vddao_3v3>;
+		gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
+		enable-active-high;
+	};
+
+	vddio_ao1v8: regulator-vddio_ao1v8 {
+		compatible = "regulator-fixed";
+		regulator-name = "VDDIO_AO1V8";
+		regulator-min-microvolt = <1800000>;
+		regulator-max-microvolt = <1800000>;
+		vin-supply = <&vddao_3v3>;
+		regulator-always-on;
+	};
+
 };
 
 &uart_AO {
-- 
2.20.1