linux-kernel - [PATCH v2 3/3] ARM: dts: qcom: msm8926-motorola-peregrine: Add framebuffer supplies

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Date: Mon, 17 Jun 2024 23:22:29 +0200
From: André Apitzsch via B4 Relay <devnull+git.apitzsch.eu@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, phone-devel@...r.kernel.org, 
 ~postmarketos/upstreaming@...ts.sr.ht, 
 André Apitzsch <git@...tzsch.eu>
Subject: [PATCH v2 3/3] ARM: dts: qcom: msm8926-motorola-peregrine: Add
 framebuffer supplies

From: André Apitzsch <git@...tzsch.eu>

Add regulators used by the framebuffer of Motorola Moto G 4G (2013).

Signed-off-by: André Apitzsch <git@...tzsch.eu>
---
 .../dts/qcom/qcom-msm8926-motorola-peregrine.dts   | 24 ++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8926-motorola-peregrine.dts b/arch/arm/boot/dts/qcom/qcom-msm8926-motorola-peregrine.dts
index cff9415baa46..376a33125941 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8926-motorola-peregrine.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8926-motorola-peregrine.dts
@@ -29,6 +29,10 @@ framebuffer0: framebuffer@...0000 {
 			height = <1280>;
 			stride = <(720 * 3)>;
 			format = "r8g8b8";
+			vsp-supply = <&reg_lcd_pos>;
+			vsn-supply = <&reg_lcd_neg>;
+			vdd-supply = <&pm8226_l28>;
+			vddio-supply = <&vddio_disp_vreg>;
 		};
 	};
 
@@ -51,6 +55,18 @@ key-volume-up {
 		};
 	};
 
+	vddio_disp_vreg: regulator-vddio-disp {
+		compatible = "regulator-fixed";
+		regulator-name = "vddio_disp";
+		gpio = <&tlmm 34 GPIO_ACTIVE_HIGH>;
+		startup-delay-us = <300>;
+		enable-active-high;
+		regulator-boot-on;
+		vin-supply = <&pm8226_l8>;
+		pinctrl-0 = <&disp_vddio_default>;
+		pinctrl-names = "default";
+	};
+
 	reserved-memory {
 		#address-cells = <1>;
 		#size-cells = <1>;
@@ -342,6 +358,14 @@ accel_int_default: accel-int-default-state {
 		output-disable;
 	};
 
+	disp_vddio_default: disp-vddio-default-state {
+		pins = "gpio34";
+		function = "gpio";
+		drive-strength = <2>;
+		bias-disable;
+		output-high;
+	};
+
 	mag_int_default: mag-int-default-state {
 		pins = "gpio38";
 		function = "gpio";

-- 
2.45.2