arm64: dts: sdm845: Add zap shader region for GPU

Some Adreno GPU targets require a special zap shader to bring the GPU out of secure mode. Define a region to allocate and store the zap shader. Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> [bjorn: Rebase ontop of recent reserved-memory patch] Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org> Signed-off-by: Andy Gross <agross@kernel.org>
mariux64 · May 30, 2019 · 3fdeaee · 3fdeaee
1 parent c798001
commit 3fdeaee
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -2124,6 +2124,10 @@
 
 			qcom,gmu = <&gmu>;
 
+			zap-shader {
+				memory-region = <&gpu_mem>;
+			};
+
 			gpu_opp_table: opp-table {
 				compatible = "operating-points-v2";