Merge tag 'samsung-dt-5.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into arm/dt

Samsung DTS ARM changes for v5.4, part 2

1. Fix Exynos542x Chromebooks boot with multi_v7 defconfig,
2. Add GPU (Mali) support to Exynos5250 boards,
3. Minor cleanup for Exynos3250 ADC.

* tag 'samsung-dt-5.4-2' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: dts: exynos: Enable GPU/Mali T604 on Arndale board
  ARM: dts: exynos: Enable GPU/Mali T604 on Chromebook Snow
  ARM: dts: exynos: Add GPU/Mali T604 node to Exynos5250
  ARM: dts: exynos: Fix min/max buck4 for GPU on Arndale board
  ARM: dts: exynos: Mark LDO10 as always-on on Peach Pit/Pi Chromebooks
  ARM: dts: exynos: Remove not accurate secondary ADC compatible

Link: https://lore.kernel.org/r/20190904175002.10487-4-krzk@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/boot/dts/exynos3250.dtsi

@@ -450,8 +450,7 @@
 		};
 
 		adc: adc@126c0000 {
-			compatible = "samsung,exynos3250-adc",
-				     "samsung,exynos-adc-v2";
+			compatible = "samsung,exynos3250-adc";
 			reg = <0x126C0000 0x100>;
 			interrupts = <GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
 			clock-names = "adc", "sclk";

arch/arm/boot/dts/exynos5250-arndale.dts

@@ -461,8 +461,8 @@
 
 			buck4_reg: BUCK4 {
 				regulator-name = "vdd_g3d";
-				regulator-min-microvolt = <1000000>;
-				regulator-max-microvolt = <1000000>;
+				regulator-min-microvolt = <850000>;
+				regulator-max-microvolt = <1300000>;
 				regulator-always-on;
 				regulator-boot-on;
 				op_mode = <1>;
@@ -543,6 +543,11 @@
 	status = "okay";
 };
 
+&mali {
+	mali-supply = <&buck4_reg>;
+	status = "okay";
+};
+
 &mixer {
 	status = "okay";
 };

arch/arm/boot/dts/exynos5250-snow-common.dtsi

@@ -529,6 +529,11 @@
 	status = "okay";
 };
 
+&mali {
+	mali-supply = <&buck4_reg>;
+	status = "okay";
+};
+
 &mixer {
 	status = "okay";
 };

arch/arm/boot/dts/exynos5250.dtsi

@@ -328,6 +328,53 @@
 			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 = "core";
+			operating-points-v2 = <&gpu_opp_table>;
+			power-domains = <&pd_g3d>;
+			status = "disabled";
+
+			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>;

arch/arm/boot/dts/exynos5420-peach-pit.dts

@@ -440,6 +440,7 @@
 				regulator-name = "vdd_ldo10";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
 				regulator-state-mem {
 					regulator-off-in-suspend;
 				};

arch/arm/boot/dts/exynos5800-peach-pi.dts

@@ -440,6 +440,7 @@
 				regulator-name = "vdd_ldo10";
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
+				regulator-always-on;
 				regulator-state-mem {
 					regulator-off-in-suspend;
 				};