diff mbox series

[2/4] ARM: dts: meson8b: ec100: add the VDDEE regulator

Message ID 20190525190204.7897-3-martin.blumenstingl@googlemail.com (mailing list archive)
State Not Applicable
Headers show
Series ARM: dts: meson8b: add VDDEE / mali-supply | expand

Commit Message

Martin Blumenstingl May 25, 2019, 7:02 p.m. UTC 
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@googlemail.com>
---
 arch/arm/boot/dts/meson8b-ec100.dts | 31 ++++++++++++++++++++++++++---
 1 file changed, 28 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/meson8b-ec100.dts b/arch/arm/boot/dts/meson8b-ec100.dts
index 9bf4249cb60d..61a1265064dc 100644
--- a/arch/arm/boot/dts/meson8b-ec100.dts
+++ b/arch/arm/boot/dts/meson8b-ec100.dts
@@ -219,6 +219,27 @@ 
 		 */
 		vin-supply = <&vcc_3v3>;
 	};
+
+	vddee: regulator-vddee {
+		/*
+		 * Silergy SY8089AAC-GP 2A continuous, 3A peak, 1MHz
+		 * Synchronous Step Down Regulator. Also called VDDAO
+		 * in a part of the schematics.
+		 */
+		compatible = "pwm-regulator";
+
+		regulator-name = "VDDEE";
+		regulator-min-microvolt = <860000>;
+		regulator-max-microvolt = <1140000>;
+
+		vin-supply = <&vcc_5v>;
+
+		pwms = <&pwm_cd 1 1148 0>;
+		pwm-dutycycle-range = <100 0>;
+
+		regulator-boot-on;
+		regulator-always-on;
+	};
 };
 
 &cpu0 {
@@ -268,6 +289,10 @@ 
 	};
 };
 
+&mali {
+	mali-supply = <&vddee>;
+};
+
 &saradc {
 	status = "okay";
 	vref-supply = <&vcc_1v8>;
@@ -349,10 +374,10 @@ 
 
 &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 {