linux-kernel - [PATCH v2 2/2] arm64: dts: qcom: sdm630-nile: Reserve simplefb memory

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Date:   Mon, 16 Jan 2023 15:14:51 +0100
From:   Konrad Dybcio <konrad.dybcio@...aro.org>
To:     linux-arm-msm@...r.kernel.org, andersson@...nel.org,
        agross@...nel.org, krzysztof.kozlowski@...aro.org
Cc:     marijn.suijten@...ainline.org,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/2] arm64: dts: qcom: sdm630-nile: Reserve simplefb memory

Reserve the bit of memory that simplefb uses to ensure it can always
probe.

Signed-off-by: Konrad Dybcio <konrad.dybcio@...aro.org>
---
No changes

 arch/arm64/boot/dts/qcom/sdm630-sony-xperia-ganges-kirin.dts | 5 +++++
 arch/arm64/boot/dts/qcom/sdm630-sony-xperia-nile.dtsi        | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-ganges-kirin.dts b/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-ganges-kirin.dts
index 71b448978e88..9425b2d9536e 100644
--- a/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-ganges-kirin.dts
+++ b/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-ganges-kirin.dts
@@ -21,6 +21,11 @@ framebuffer@...00000 {
 	};
 };
 
+/* Reserve a bigger chunk of RAM for the higher-res display */
+&cont_splash_mem {
+	reg = <0 0x9d400000 0 (2520 * 1080 * 4)>;
+};
+
 /* Ganges devices feature a Novatek touchscreen instead. */
 /delete-node/ &touchscreen;
 /delete-node/ &vreg_l18a_1v8;
diff --git a/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-nile.dtsi b/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-nile.dtsi
index 763b1df692f2..e52580acd5c8 100644
--- a/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-nile.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm630-sony-xperia-nile.dtsi
@@ -142,6 +142,11 @@ reserved@...00000 {
 			reg = <0x00 0x85800000 0x00 0x3700000>;
 			no-map;
 		};
+
+		cont_splash_mem: splash@...00000 {
+			reg = <0 0x9d400000 0 (1920 * 1080 * 4)>;
+			no-map;
+		};
 	};
 
 	/*
-- 
2.39.0