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Date: Fri, 16 Feb 2024 11:10:51 +0100
From: Luca Weiss <luca.weiss@...rphone.com>
To: Neil Armstrong <neil.armstrong@...aro.org>, 
 Jessica Zhang <quic_jesszhan@...cinc.com>, Sam Ravnborg <sam@...nborg.org>, 
 David Airlie <airlied@...il.com>, Daniel Vetter <daniel@...ll.ch>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, 
 Rob Herring <robh+dt@...nel.org>, 
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, 
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konrad.dybcio@...aro.org>, Andy Gross <agross@...nel.org>
Cc: ~postmarketos/upstreaming@...ts.sr.ht, phone-devel@...r.kernel.org, 
 dri-devel@...ts.freedesktop.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org, 
 Luca Weiss <luca.weiss@...rphone.com>
Subject: [PATCH v3 4/4] arm64: dts: qcom: sm7225-fairphone-fp4: Enable
 display and GPU

Add the description for the display panel found on this phone.
Unfortunately the LCDB module on PM6150L isn't yet supported upstream so
we need to use a dummy regulator-fixed in the meantime.

And with this done we can also enable the GPU and set the zap shader
firmware path.

Reviewed-by: Konrad Dybcio <konrad.dybcio@...aro.org>
Signed-off-by: Luca Weiss <luca.weiss@...rphone.com>
---
 arch/arm64/boot/dts/qcom/sm6350.dtsi              |  2 +-
 arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts | 53 +++++++++++++++++++++++
 2 files changed, 54 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/qcom/sm6350.dtsi b/arch/arm64/boot/dts/qcom/sm6350.dtsi
index 5a05f14669be..c8099b10ddc4 100644
--- a/arch/arm64/boot/dts/qcom/sm6350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6350.dtsi
@@ -1328,7 +1328,7 @@ gpu: gpu@...0000 {
 
 			status = "disabled";
 
-			zap-shader {
+			gpu_zap_shader: zap-shader {
 				memory-region = <&pil_gpu_mem>;
 			};
 
diff --git a/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts b/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
index ade619805519..4e61da8078d1 100644
--- a/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
+++ b/arch/arm64/boot/dts/qcom/sm7225-fairphone-fp4.dts
@@ -68,6 +68,14 @@ key-volume-up {
 		};
 	};
 
+	/* Dummy regulator until PM6150L has LCDB VSP/VSN support */
+	lcdb_dummy: regulator-lcdb-dummy {
+		compatible = "regulator-fixed";
+		regulator-name = "lcdb_dummy";
+		regulator-min-microvolt = <5500000>;
+		regulator-max-microvolt = <5500000>;
+	};
+
 	reserved-memory {
 		/*
 		 * The rmtfs memory region in downstream is 'dynamically allocated'
@@ -373,6 +381,14 @@ &gpi_dma1 {
 	status = "okay";
 };
 
+&gpu {
+	status = "okay";
+};
+
+&gpu_zap_shader {
+	firmware-name = "qcom/sm7225/fairphone4/a615_zap.mbn";
+};
+
 &i2c0 {
 	clock-frequency = <400000>;
 	status = "okay";
@@ -404,6 +420,43 @@ &ipa {
 	status = "okay";
 };
 
+&mdss {
+	status = "okay";
+};
+
+&mdss_dsi0 {
+	vdda-supply = <&vreg_l22a>;
+	status = "okay";
+
+	panel@0 {
+		compatible = "djn,9a-3r063-1102b";
+		reg = <0>;
+
+		backlight = <&pm6150l_wled>;
+		reset-gpios = <&pm6150l_gpios 9 GPIO_ACTIVE_LOW>;
+
+		vdd1-supply = <&vreg_l1e>;
+		vsn-supply = <&lcdb_dummy>;
+		vsp-supply = <&lcdb_dummy>;
+
+		port {
+			panel_in: endpoint {
+				remote-endpoint = <&mdss_dsi0_out>;
+			};
+		};
+	};
+};
+
+&mdss_dsi0_out {
+	data-lanes = <0 1 2 3>;
+	remote-endpoint = <&panel_in>;
+};
+
+&mdss_dsi0_phy {
+	vdds-supply = <&vreg_l18a>;
+	status = "okay";
+};
+
 &mpss {
 	firmware-name = "qcom/sm7225/fairphone4/modem.mdt";
 	status = "okay";

-- 
2.43.2


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