[PATCH v6 2/2] arm64: dts: mt8192: Add node for the Mali GPU

[Nick Fan]

Add a basic GPU node for mt8192.

Signed-off-by: Nick Fan <Nick.Fan@xxxxxxxxxxxx>
---
This patch depends on MediaTek power and regulator support.

Listed as following.

[1]https://patchwork.kernel.org/project/linux-mediatek/patch/1612678457-11548-4-git-send-email-hsin-hsiung.wang@xxxxxxxxxxxx/
[2]https://patchwork.kernel.org/project/linux-mediatek/patch/1622011927-359-9-git-send-email-hsin-hsiung.wang@xxxxxxxxxxxx/
[3]https://patchwork.kernel.org/project/linux-mediatek/patch/20220318144534.17996-3-allen-kh.cheng@xxxxxxxxxxxx/
[4]https://patchwork.kernel.org/project/linux-mediatek/patch/1605700894-32699-6-git-send-email-hsin-hsiung.wang@xxxxxxxxxxxx/
---
---
 arch/arm64/boot/dts/mediatek/mt8192-evb.dts |   7 ++
 arch/arm64/boot/dts/mediatek/mt8192.dtsi    | 124 ++++++++++++++++++++
 2 files changed, 131 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt8192-evb.dts b/arch/arm64/boot/dts/mediatek/mt8192-evb.dts
index 3369cd962f11..e232089688b8 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192-evb.dts
+++ b/arch/arm64/boot/dts/mediatek/mt8192-evb.dts
@@ -5,6 +5,7 @@
  */
 /dts-v1/;
 #include "mt8192.dtsi"
+#include "mt6359.dtsi"
 
 / {
 	model = "MediaTek MT8192 evaluation board";
@@ -69,6 +70,12 @@
 	};
 };
 
+&gpu {
+	supply-names = "mali","sram";
+	mali-supply = <&mt6315_7_vbuck1>;
+	sram-supply = <&mt6359_vsram_others_ldo_reg>;
+};
+
 &uart0 {
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/mediatek/mt8192.dtsi b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
index 6150f99a9b87..5514f31f1aa2 100644
--- a/arch/arm64/boot/dts/mediatek/mt8192.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8192.dtsi
@@ -899,6 +899,130 @@
 			#clock-cells = <1>;
 		};
 
+		gpu: mali@13000000 {
+			compatible = "mediatek,mt8192-mali", "arm,mali-valhall";
+			reg = <0 0x13000000 0 0x4000>;
+			interrupts =
+				<GIC_SPI 363 IRQ_TYPE_LEVEL_HIGH 0>,
+				<GIC_SPI 364 IRQ_TYPE_LEVEL_HIGH 0>,
+				<GIC_SPI 365 IRQ_TYPE_LEVEL_HIGH 0>;
+			interrupt-names =
+				"gpu",
+				"mmu",
+				"job";
+
+			clocks =
+				<&apmixedsys CLK_APMIXED_MFGPLL>,
+				<&topckgen CLK_TOP_MFG_PLL_SEL>,
+				<&topckgen CLK_TOP_MFG_REF_SEL>,
+				<&mfgcfg CLK_MFG_BG3D>;
+			clock-names =
+				"clk_main_parent",
+				"clk_mux",
+				"clk_sub_parent",
+				"subsys_mfg_cg";
+
+			power-domains =
+				<&spm MT8192_POWER_DOMAIN_MFG2>,
+				<&spm MT8192_POWER_DOMAIN_MFG3>,
+				<&spm MT8192_POWER_DOMAIN_MFG4>,
+				<&spm MT8192_POWER_DOMAIN_MFG5>,
+				<&spm MT8192_POWER_DOMAIN_MFG6>;
+			power-domain-names = "core0",
+					     "core1",
+					     "core2",
+					     "core3",
+					     "core4";
+
+			operating-points-v2 = <&gpu_opp_table>;
+			#cooling-cells = <2>;
+
+			gpu_opp_table: opp_table0 {
+				compatible = "operating-points-v2";
+				opp-shared;
+
+				opp-358000000 {
+					opp-hz = /bits/ 64 <358000000>;
+					opp-microvolt = <606250>, <750000>;
+				};
+
+				opp-399000000 {
+					opp-hz = /bits/ 64 <399000000>;
+					opp-microvolt = <618750>, <750000>;
+				};
+
+				opp-440000000 {
+					opp-hz = /bits/ 64 <440000000>;
+					opp-microvolt = <631250>, <750000>;
+				};
+
+				opp-482000000 {
+					opp-hz = /bits/ 64 <482000000>;
+					opp-microvolt = <643750>, <750000>;
+				};
+
+				opp-523000000 {
+					opp-hz = /bits/ 64 <523000000>;
+					opp-microvolt = <656250>, <750000>;
+				};
+
+				opp-564000000 {
+					opp-hz = /bits/ 64 <564000000>;
+					opp-microvolt = <668750>, <750000>;
+				};
+
+				opp-605000000 {
+					opp-hz = /bits/ 64 <605000000>;
+					opp-microvolt = <681250>, <750000>;
+				};
+
+				opp-647000000 {
+					opp-hz = /bits/ 64 <647000000>;
+					opp-microvolt = <693750>, <750000>;
+				};
+
+				opp-688000000 {
+					opp-hz = /bits/ 64 <688000000>;
+					opp-microvolt = <706250>, <750000>;
+				};
+
+				opp-724000000 {
+					opp-hz = /bits/ 64 <724000000>;
+					opp-microvolt = <725000>, <750000>;
+				};
+
+				opp-748000000 {
+					opp-hz = /bits/ 64 <748000000>;
+					opp-microvolt = <743750>, <750000>;
+				};
+
+				opp-772000000 {
+					opp-hz = /bits/ 64 <772000000>;
+					opp-microvolt = <750000>, <750000>;
+				};
+
+				opp-795000000 {
+					opp-hz = /bits/ 64 <795000000>;
+					opp-microvolt = <762500>, <762500>;
+				};
+
+				opp-819000000 {
+					opp-hz = /bits/ 64 <819000000>;
+					opp-microvolt = <775000>, <775000>;
+				};
+
+				opp-843000000 {
+					opp-hz = /bits/ 64 <843000000>;
+					opp-microvolt = <787500>, <787500>;
+				};
+
+				opp-866000000 {
+					opp-hz = /bits/ 64 <866000000>;
+					opp-microvolt = <800000>, <800000>;
+				};
+			};
+		};
+
 		mfgcfg: clock-controller@13fbf000 {
 			compatible = "mediatek,mt8192-mfgcfg";
 			reg = <0 0x13fbf000 0 0x1000>;
-- 
2.18.0