linux-kernel - [PATCH v2 1/3] arm64: dts: qcom: lemans: disable zap-shader for EL2 configuration

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Message-Id: <20260127-talos-el2-overlay-v2-1-b6a2266532c4@oss.qualcomm.com>
Date: Tue, 27 Jan 2026 17:13:48 +0530
From: Mukesh Ojha <mukesh.ojha@....qualcomm.com>
To: 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>
Cc: linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Mukesh Ojha <mukesh.ojha@....qualcomm.com>
Subject: [PATCH v2 1/3] arm64: dts: qcom: lemans: disable zap-shader for
 EL2 configuration

We don't need to use zap shader in EL2 as Linux can zap the gpu on
it's own. Lets disable zap-shader for Lemans EL2 configuration.

Signed-off-by: Mukesh Ojha <mukesh.ojha@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/lemans-el2.dtso | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/lemans-el2.dtso b/arch/arm64/boot/dts/qcom/lemans-el2.dtso
index ed615dce6c78..621ad930cf54 100644
--- a/arch/arm64/boot/dts/qcom/lemans-el2.dtso
+++ b/arch/arm64/boot/dts/qcom/lemans-el2.dtso
@@ -10,6 +10,10 @@
 /dts-v1/;
 /plugin/;
 
+&gpu_zap_shader {
+	status = "disabled";
+};
+
 &iris {
 	status = "disabled";
 };

-- 
2.50.1