linux-kernel - [PATCH] ARM: dts: qcom: qcom-msm8226-samsung-ms013g: add simple-framebuffer

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Message-ID: <20251011185750.743615-1-raymondhackley@protonmail.com>
Date: Sat, 11 Oct 2025 18:58:00 +0000
From: Raymond Hackley <raymondhackley@...tonmail.com>
To: linux-kernel@...r.kernel.org
Cc: Bjorn Andersson <andersson@...nel.org>, Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, phone-devel@...r.kernel.org, ~postmarketos/upstreaming@...ts.sr.ht, Raymond Hackley <raymondhackley@...tonmail.com>
Subject: [PATCH] ARM: dts: qcom: qcom-msm8226-samsung-ms013g: add simple-framebuffer

Add simple-framebuffer, necessary power-domains and clocks for ms013g.

Signed-off-by: Raymond Hackley <raymondhackley@...tonmail.com>
---
 .../dts/qcom/qcom-msm8226-samsung-ms013g.dts  | 31 ++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-ms013g.dts b/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-ms013g.dts
index 08b50dc63923..80fe2916501a 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-ms013g.dts
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226-samsung-ms013g.dts
@@ -13,13 +13,37 @@ / {
 	chassis-type = "handset";
 
 	aliases {
+		display0 = &framebuffer0;
 		mmc0 = &sdhc_1; /* SDC1 eMMC slot */
 		mmc1 = &sdhc_2; /* SDC2 SD card slot */
 		serial0 = &blsp1_uart3;
 	};
 
 	chosen {
-		stdout-path = "serial0:115200n8";
+		#address-cells = <1>;
+		#size-cells = <1>;
+		ranges;
+
+		stdout-path = "display0";
+
+		framebuffer0: framebuffer@...0000 {
+			compatible = "simple-framebuffer";
+			reg = <0x03200000 0x800000>;
+			memory-region = <&cont_splash_region>;
+
+			width = <720>;
+			height = <1280>;
+			stride = <(720 * 3)>;
+			format = "r8g8b8";
+
+			clocks = <&mmcc MDSS_AHB_CLK>,
+				 <&mmcc MDSS_AXI_CLK>,
+				 <&mmcc MDSS_BYTE0_CLK>,
+				 <&mmcc MDSS_MDP_CLK>,
+				 <&mmcc MDSS_PCLK0_CLK>,
+				 <&mmcc MDSS_VSYNC_CLK>;
+			power-domains = <&mmcc MDSS_GDSC>;
+		};
 	};
 
 	gpio-hall-sensor {
@@ -93,6 +117,11 @@ reg_vdd_tsp_a: regulator-vdd-tsp-a {
 	};
 
 	reserved-memory {
+		cont_splash_region: cont-splash@...0000 {
+			reg = <0x03200000 0x800000>;
+			no-map;
+		};
+
 		smem_region: smem@...0000 {
 			reg = <0x0fa00000 0x100000>;
 			no-map;
-- 
2.47.3