[PATCH] arm64: dts: allwinner: Add GPU operating points for H6

From: Tomeu Vizoso
Date: Wed May 29 2019 - 11:36:47 EST


The GPU driver needs them to change the clock frequency and regulator
voltage depending on the load.

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@xxxxxxxxxxxxx>
Cc: ClÃment PÃron <peron.clem@xxxxxxxxx>

---

Feel free to pick up this patch if you are going to keep pushing this
series forward.

Thanks,

Tomeu
---
arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 66 ++++++++++++++++++++
1 file changed, 66 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
index 6aad06095c40..decf7b56e2df 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi
@@ -157,6 +157,71 @@
allwinner,sram = <&ve_sram 1>;
};

+ gpu_opp_table: opp-table2 {
+ compatible = "operating-points-v2";
+
+ opp00 {
+ opp-hz = /bits/ 64 <756000000>;
+ opp-microvolt = <1040000>;
+ };
+ opp01 {
+ opp-hz = /bits/ 64 <624000000>;
+ opp-microvolt = <950000>;
+ };
+ opp02 {
+ opp-hz = /bits/ 64 <576000000>;
+ opp-microvolt = <930000>;
+ };
+ opp03 {
+ opp-hz = /bits/ 64 <540000000>;
+ opp-microvolt = <910000>;
+ };
+ opp04 {
+ opp-hz = /bits/ 64 <504000000>;
+ opp-microvolt = <890000>;
+ };
+ opp05 {
+ opp-hz = /bits/ 64 <456000000>;
+ opp-microvolt = <870000>;
+ };
+ opp06 {
+ opp-hz = /bits/ 64 <432000000>;
+ opp-microvolt = <860000>;
+ };
+ opp07 {
+ opp-hz = /bits/ 64 <420000000>;
+ opp-microvolt = <850000>;
+ };
+ opp08 {
+ opp-hz = /bits/ 64 <408000000>;
+ opp-microvolt = <840000>;
+ };
+ opp09 {
+ opp-hz = /bits/ 64 <384000000>;
+ opp-microvolt = <830000>;
+ };
+ opp10 {
+ opp-hz = /bits/ 64 <360000000>;
+ opp-microvolt = <820000>;
+ };
+ opp11 {
+ opp-hz = /bits/ 64 <336000000>;
+ opp-microvolt = <810000>;
+ };
+ opp12 {
+ opp-hz = /bits/ 64 <312000000>;
+ opp-microvolt = <810000>;
+ };
+ opp13 {
+ opp-hz = /bits/ 64 <264000000>;
+ opp-microvolt = <810000>;
+ };
+ opp14 {
+ opp-hz = /bits/ 64 <216000000>;
+ opp-microvolt = <810000>;
+ };
+ };
+
gpu: gpu@1800000 {
compatible = "allwinner,sun50i-h6-mali",
"arm,mali-t720";
@@ -168,6 +233,7 @@
clocks = <&ccu CLK_GPU>, <&ccu CLK_BUS_GPU>;
clock-names = "core", "bus";
resets = <&ccu RST_BUS_GPU>;
+ operating-points-v2 = <&gpu_opp_table>;
status = "disabled";
};

--
2.20.1