From a8c0bd4233a9612f200a27f535b66e71eec289a6 Mon Sep 17 00:00:00 2001
From: Cristian Cozzolino <cristian_ci@protonmail.com>
Date: Tue, 31 Mar 2026 11:47:11 +0200
Subject: [PATCH] arm64: dts: qcom: msm8953-flipkart-rimob: Enable display and
 GPU

Add the description for the display panel found on this phone.
And with this done we can also enable the GPU and set the zap shader
firmware path.

Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Signed-off-by: Cristian Cozzolino <cristian_ci@protonmail.com>
Link: https://lore.kernel.org/r/20260331-rimob-new-features-v5-3-5fcf42a29c12@protonmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
---
 .../boot/dts/qcom/msm8953-flipkart-rimob.dts  | 73 +++++++++++++++++++
 1 file changed, 73 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts b/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts
index ef4faf763132..5a9d71d1e466 100644
--- a/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts
+++ b/arch/arm64/boot/dts/qcom/msm8953-flipkart-rimob.dts
@@ -78,6 +78,13 @@
 	};
 };
 
+&gpu {
+	status = "okay";
+};
+
+&gpu_zap_shader {
+	firmware-name = "qcom/msm8953/flipkart/rimob/a506_zap.mbn";
+};
 
 &hsusb_phy {
 	vdd-supply = <&pm8953_l3>;
@@ -87,11 +94,70 @@
 	status = "okay";
 };
 
+&ibb {
+	qcom,discharge-resistor-kohms = <32>;
+};
+
+&lab {
+	qcom,soft-start-us = <800>;
+};
+
+&mdss {
+	status = "okay";
+};
+
+&mdss_dsi0 {
+	vdda-supply = <&pm8953_s3>;
+	vddio-supply = <&pm8953_l6>;
+
+	status = "okay";
+
+	panel: panel@0 {
+		compatible = "flipkart,rimob-panel-nt35532-cs";
+		reg = <0>;
+
+		backlight = <&pmi8950_wled>;
+		reset-gpios = <&tlmm 61 GPIO_ACTIVE_LOW>;
+		avdd-supply = <&lab>;
+		avee-supply = <&ibb>;
+		vci-supply = <&pm8953_l17>;
+		vddi-supply = <&pm8953_l6>;
+
+		pinctrl-0 = <&panel_default>;
+		pinctrl-names = "default";
+
+		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 {
+	vcca-supply = <&pm8953_l3>;
+
+	status = "okay";
+};
+
 &pm8953_resin {
 	linux,code = <KEY_VOLUMEDOWN>;
 	status = "okay";
 };
 
+&pmi8950_wled {
+	qcom,current-limit-microamp = <10000>;
+	qcom,num-strings = <3>;
+	qcom,ovp-millivolt = <29500>;
+
+	status = "okay";
+};
+
 &rpm_requests {
 	regulators {
 		compatible = "qcom,rpm-pm8953-regulators";
@@ -238,6 +304,13 @@
 &tlmm {
 	gpio-reserved-ranges = <0 4>, <135 4>;
 
+	panel_default: panel-default-state {
+		pins = "gpio61";
+		function = "gpio";
+		drive-strength = <8>;
+		bias-disable;
+	};
+
 	gpio_key_default: gpio-key-default-state {
 		pins = "gpio85";
 		function = "gpio";