linux-kernel - [PATCH v2 3/4] ARM: dts: meson8b: odroidc1: add the VDDEE regulator

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Message-Id: <20190727121257.18017-4-martin.blumenstingl@googlemail.com>
Date:   Sat, 27 Jul 2019 14:12:56 +0200
From:   Martin Blumenstingl <martin.blumenstingl@...glemail.com>
To:     linux-amlogic@...ts.infradead.org, khilman@...libre.com
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
Subject: [PATCH v2 3/4] ARM: dts: meson8b: odroidc1: add the VDDEE regulator

The VDDEE regulator is basically a copy of the VCCK regulator. VDDEE
supplies for example the Mali GPU and is controlled by PWM_D instead of
PWM_C.

Add the VDDEE PWM regulator and make it the supply of the Mali GPU.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
---
 arch/arm/boot/dts/meson8b-odroidc1.dts | 27 +++++++++++++++++++++++---
 1 file changed, 24 insertions(+), 3 deletions(-)

diff --git a/arch/arm/boot/dts/meson8b-odroidc1.dts b/arch/arm/boot/dts/meson8b-odroidc1.dts
index 86c4614e0a38..90f66dc45115 100644
--- a/arch/arm/boot/dts/meson8b-odroidc1.dts
+++ b/arch/arm/boot/dts/meson8b-odroidc1.dts
@@ -154,6 +154,23 @@
 		vin-supply = <&p5v0>;
 	};
 
+	vddee: regulator-vddee {
+		/* Monolithic Power Systems MP2161 */
+		compatible = "pwm-regulator";
+
+		regulator-name = "VDDEE";
+		regulator-min-microvolt = <860000>;
+		regulator-max-microvolt = <1140000>;
+
+		vin-supply = <&p5v0>;
+
+		pwms = <&pwm_cd 1 12218 0>;
+		pwm-dutycycle-range = <91 0>;
+
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
 	vdd_rtc: regulator-vdd-rtc {
 		/*
 		 * Torex Semiconductor XC6215 configured for a fixed output of
@@ -276,6 +293,10 @@
 	pinctrl-names = "default";
 };
 
+&mali {
+	mali-supply = <&vddee>;
+};
+
 &saradc {
 	status = "okay";
 	vref-supply = <&vcc_1v8>;
@@ -308,10 +329,10 @@
 
 &pwm_cd {
 	status = "okay";
-	pinctrl-0 = <&pwm_c1_pins>;
+	pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
 	pinctrl-names = "default";
-	clocks = <&clkc CLKID_XTAL>;
-	clock-names = "clkin0";
+	clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_XTAL>;
+	clock-names = "clkin0", "clkin1";
 };
 
 &rtc {
-- 
2.22.0