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[5/5] ARM: dts: imx7-colibri: add Carrier Board 3.3V/5V regulators

Message ID 20170329232113.19078-5-stefan@agner.ch (mailing list archive)
State New, archived
Headers show

Commit Message

Stefan Agner March 29, 2017, 11:21 p.m. UTC
Model the Carrier Board power distribution by adding a fixed 3.3V
and 5V regulator. The 3.3V regulator is connected to the backlight
as well as the display supply. The 5V regulator is used to supply
USB VBUS.

Signed-off-by: Stefan Agner <stefan@agner.ch>
---
 arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi | 17 +++++++++++++++++
 arch/arm/boot/dts/imx7d-colibri-eval-v3.dts |  1 +
 2 files changed, 18 insertions(+)
diff mbox

Patch

diff --git a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
index 7a98a45a0d95..18bebd6d8d47 100644
--- a/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri-eval-v3.dtsi
@@ -48,6 +48,7 @@ 
 	panel: panel {
 		compatible = "edt,et057090dhu";
 		backlight = <&bl>;
+		power-supply = <&reg_3v3>;
 
 		port {
 			panel_in: endpoint {
@@ -55,11 +56,27 @@ 
 			};
 		};
 	};
+
+	reg_3v3: regulator-3v3 {
+		compatible = "regulator-fixed";
+		regulator-name = "3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+	};
+
+	reg_5v0: regulator-5v0 {
+		compatible = "regulator-fixed";
+		regulator-name = "5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+	};
 };
 
 &bl {
 	brightness-levels = <0 4 8 16 32 64 128 255>;
 	default-brightness-level = <6>;
+	power-supply = <&reg_3v3>;
+
 	status = "okay";
 };
 
diff --git a/arch/arm/boot/dts/imx7d-colibri-eval-v3.dts b/arch/arm/boot/dts/imx7d-colibri-eval-v3.dts
index bd01d2cc642d..a608a14d8c85 100644
--- a/arch/arm/boot/dts/imx7d-colibri-eval-v3.dts
+++ b/arch/arm/boot/dts/imx7d-colibri-eval-v3.dts
@@ -57,6 +57,7 @@ 
 		regulator-min-microvolt = <5000000>;
 		regulator-max-microvolt = <5000000>;
 		gpio = <&gpio4 7 GPIO_ACTIVE_LOW>;
+		vin-supply = <&reg_5v0>;
 	};
 };