Add a nvmem cell to let the GPU driver read a speed bin from the
fuses (if applicable). Then switch the cpu frequency table definitions
to real OPP v2 tables so we can take advantage of the hardware matching
mechanism.
Signed-off-by: Jordan Crouse <jcro...@codeaurora.org>
---
arch/arm64/boot/dts/qcom/msm8996.dtsi | 34 ++++++++++++++++++++++------------
1 file changed, 22 insertions(+), 12 deletions(-)
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi
b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 65fd370..f136d4c 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -642,6 +642,11 @@
reg = <0x24f 0x1>;
bits = <1 4>;
};
+
+ gpu_speed_bin: gpu_speed_bin@133 {
+ reg = <0x133 0x1>;
+ bits = <5 3>;
+ };
};
phy@34000 {
@@ -1099,6 +1104,19 @@
status = "okay";
};
+ gpu_opp_table: opp_table {
+ compatible ="operating-points-v2";
+
+ opp-624000000 {
+ opp-hz = /bits/ 64 <624000000>;
+ opp-supported-hw = <0x01>;
+ };
+ opp-510000000 {
+ opp-hz = /bits/ 64 <510000000>;
+ opp-supported-hw = <0xFF>;
+ };
+ };
+
gpu@b00000 {
compatible = "qcom,adreno-530.2", "qcom,adreno";
#stream-id-cells = <16>;
@@ -1124,21 +1142,13 @@
power-domains = <&mmcc GPU_GDSC>;
iommus = <&adreno_smmu 0>;
+ nvmem-cells = <&gpu_speed_bin>;
+ nvmem-cell-names = "speed_bin";
+
qcom,gpu-quirk-two-pass-use-wfi;
qcom,gpu-quirk-fault-detect-mask;
- /* This is a safe speed for bring up in all bin levels.
- * This isn't the fastest the chip can go, but we can
- * get there eventually */
- qcom,gpu-pwrlevels {
- compatible = "qcom,gpu-pwrlevels";
- qcom,gpu-pwrlevel@0 {
- qcom,gpu-freq = <624000000>;
- };
- qcom,gpu-pwrlevel@1 {
- qcom,gpu-freq = <27000000>;
- };
- };
+ operating-points-v2 = <&gpu_opp_table>;
zap-shader {
memory-region = <&zap_shader_region>;
--
1.9.1
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