[PATCH v4 2/2] arm64: dts: qcom: sc8280xp: Enable GPU related nodes

From: Bjorn Andersson
Date: Wed Jun 14 2023 - 10:22:32 EST


From: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>

Add memory reservation for the zap-shader and enable the Adreno SMMU,
GPU clock controller, GMU and the GPU nodes for the SC8280XP CRD and the
Lenovo ThinkPad X13s.

Tested-by: Steev Klimaszewski <steev@xxxxxxxx>
Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
Tested-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
Signed-off-by: Bjorn Andersson <quic_bjorande@xxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 14 ++++++++++++++
.../dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts | 14 ++++++++++++++
2 files changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index cd7e0097d8bc..b566e403d1db 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -210,6 +210,11 @@ vreg_wwan: regulator-wwan {
};

reserved-memory {
+ gpu_mem: gpu-mem@8bf00000 {
+ reg = <0 0x8bf00000 0 0x2000>;
+ no-map;
+ };
+
linux,cma {
compatible = "shared-dma-pool";
size = <0x0 0x8000000>;
@@ -390,6 +395,15 @@ &dispcc0 {
status = "okay";
};

+&gpu {
+ status = "okay";
+
+ zap-shader {
+ memory-region = <&gpu_mem>;
+ firmware-name = "qcom/sc8280xp/qcdxkmsuc8280.mbn";
+ };
+};
+
&mdss0 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index 5ae057ad6438..7cc3028440b6 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -264,6 +264,11 @@ vreg_wwan: regulator-wwan {
};

reserved-memory {
+ gpu_mem: gpu-mem@8bf00000 {
+ reg = <0 0x8bf00000 0 0x2000>;
+ no-map;
+ };
+
linux,cma {
compatible = "shared-dma-pool";
size = <0x0 0x8000000>;
@@ -518,6 +523,15 @@ &dispcc0 {
status = "okay";
};

+&gpu {
+ status = "okay";
+
+ zap-shader {
+ memory-region = <&gpu_mem>;
+ firmware-name = "qcom/sc8280xp/LENOVO/21BX/qcdxkmsuc8280.mbn";
+ };
+};
+
&mdss0 {
status = "okay";
};
--
2.25.1