From: Guillaume GARDET <guillaume.gardet@xxxxxxx>
Add nodes for GPU (Mali T604) to Exynos5250.
Tested with kmscube and glmark2-es2-drm on Chromebook snow.
Load tested on arndale board.
Signed-off-by: Guillaume GARDET <guillaume.gardet@xxxxxxx>
Cc: Kukjin Kim <kgene@xxxxxxxxxx>
Cc: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
---
V2 changes:
* move mali node as /soc sub-node
* move gpu_opp_table as mali sub-node
* minor style updates
* test on arndale board
* enable by default
* add dt bindings, in a separate patch
arch/arm/boot/dts/exynos5250.dtsi | 47 +++++++++++++++++++++++++++++++
1 file changed, 47 insertions(+)
diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi
index d5e0392b409e..f7f34d469bde 100644
--- a/arch/arm/boot/dts/exynos5250.dtsi
+++ b/arch/arm/boot/dts/exynos5250.dtsi
@@ -328,6 +328,52 @@
iommus = <&sysmmu_rotator>;
};
+ mali: gpu@11800000 {
+ compatible = "samsung,exynos5250-mali", "arm,mali-t604";
+ reg = <0x11800000 0x5000>;
+ interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 119 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "job", "mmu", "gpu";
+ clocks = <&clock CLK_G3D>;
+ clock-names = "g3d";
+ operating-points-v2 = <&gpu_opp_table>;
+ power-domains = <&pd_g3d>;
+
+ gpu_opp_table: gpu-opp-table {
+ compatible = "operating-points-v2";
+
+ opp-100000000 {
+ opp-hz = /bits/ 64 <100000000>;
+ opp-microvolt = <925000>;
+ };
+ opp-160000000 {
+ opp-hz = /bits/ 64 <160000000>;
+ opp-microvolt = <925000>;
+ };
+ opp-266000000 {
+ opp-hz = /bits/ 64 <266000000>;
+ opp-microvolt = <1025000>;
+ };
+ opp-350000000 {
+ opp-hz = /bits/ 64 <350000000>;
+ opp-microvolt = <1075000>;
+ };
+ opp-400000000 {
+ opp-hz = /bits/ 64 <400000000>;
+ opp-microvolt = <1125000>;
+ };
+ opp-450000000 {
+ opp-hz = /bits/ 64 <450000000>;
+ opp-microvolt = <1150000>;
+ };
+ opp-533000000 {
+ opp-hz = /bits/ 64 <533000000>;
+ opp-microvolt = <1250000>;
+ };
+ };
+ };
+
tmu: tmu@10060000 {
compatible = "samsung,exynos5250-tmu";
reg = <0x10060000 0x100>;
--
2.22.0
