2022-10-05 09:41:33

by Akhil P Oommen

[permalink] [raw]
Subject: [PATCH v7 6/6] arm64: dts: qcom: sc7280: Add Reset support for gpu

Add support for Reset using GPUCC driver for GPU. This helps to ensure
that GPU state is reset by making sure that CX head switch is collapsed.

Signed-off-by: Akhil P Oommen <[email protected]>
---

(no changes since v1)

arch/arm64/boot/dts/qcom/sc7280.dtsi | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index 2125803..3e559b3 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -2535,6 +2535,9 @@
nvmem-cells = <&gpu_speed_bin>;
nvmem-cell-names = "speed_bin";

+ resets = <&gpucc GPU_CX_COLLAPSE>;
+ reset-names = "cx_collapse";
+
gpu_opp_table: opp-table {
compatible = "operating-points-v2";

--
2.7.4