linux-kernel - [PATCH] arm64: dts: qcom: sdm845-db845c: Mark cont splash memory region as reserved

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Message-Id: <20230124182857.1524912-1-amit.pundir@linaro.org>
Date:   Tue, 24 Jan 2023 23:58:57 +0530
From:   Amit Pundir <amit.pundir@...aro.org>
To:     Bjorn Andersson <andersson@...nel.org>,
        Andy Gross <agross@...nel.org>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Caleb Connolly <caleb.connolly@...aro.org>
Cc:     linux-arm-msm <linux-arm-msm@...r.kernel.org>,
        dt <devicetree@...r.kernel.org>,
        lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] arm64: dts: qcom: sdm845-db845c: Mark cont splash memory region as reserved

Put cont splash memory region under the reserved-memory
as confirmed by the downstream code as well.

Signed-off-by: Amit Pundir <amit.pundir@...aro.org>
---
 arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
index f41c6d600ea8..2ae59432cbda 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
+++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
@@ -100,6 +100,14 @@ hdmi_con: endpoint {
 		};
 	};
 
+	reserved-memory {
+		/* Cont splash region set up by the bootloader */
+		cont_splash_mem: framebuffer@...00000 {
+			reg = <0x0 0x9d400000 0x0 0x2400000>;
+			no-map;
+		};
+	};
+
 	lt9611_1v8: lt9611-vdd18-regulator {
 		compatible = "regulator-fixed";
 		regulator-name = "LT9611_1V8";
-- 
2.25.1