Merge tag 'mvebu-dt64-4.20-2' of git://git.infradead.org/linux-mvebu …

…into next/dt mvebu dt64 for 4.20 (part 2) - Add System Error Interrupt support to Armada SoCs (7K/8K) - Add CPU idle support on Armada 8K * tag 'mvebu-dt64-4.20-2' of git://git.infradead.org/linux-mvebu: arm64: dts: clearfog-gt-8k: add PCIe slot description arm64: dts: marvell: add CP110 ICU SEI subnode arm64: dts: marvell: use new bindings for CP110 interrupts arm64: dts: marvell: add AP806 SEI subnode arm64: dts: marvell: add CPU Idle power state support on Armada 7K/8K arm64: dts: marvell: Add node labels for the cpus Signed-off-by: Arnd Bergmann <arnd@arndb.de>
mariux64 · Oct 5, 2018 · 4e6a32e · 4e6a32e
2 parents 3876469 + 91f8469
commit 4e6a32e
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Showing 8 changed files with 145 additions and 83 deletions.
diff --git a/arch/arm64/boot/dts/marvell/armada-372x.dtsi b/arch/arm64/boot/dts/marvell/armada-372x.dtsi
@@ -16,7 +16,7 @@
 	compatible = "marvell,armada3720", "marvell,armada3710";
 
 	cpus {
-		cpu@1 {
+		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53","arm,armv8";
 			reg = <0x1>;

diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi
@@ -40,7 +40,7 @@
 	cpus {
 		#address-cells = <1>;
 		#size-cells = <0>;
-		cpu@0 {
+		cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a53", "arm,armv8";
 			reg = <0>;

diff --git a/arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts b/arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts
@@ -233,6 +233,13 @@
 	};
 };
 
+&cp0_pcie0 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&cp0_pci0_reset_pins>;
+	reset-gpios = <&cp0_gpio2 0 GPIO_ACTIVE_LOW>;
+	status = "okay";
+};
+
 &cp0_gpio2 {
 	sata_reset {
 		gpio-hog;

diff --git a/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806-dual.dtsi
@@ -15,13 +15,13 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		cpu@0 {
+		cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x000>;
 			enable-method = "psci";
 		};
-		cpu@1 {
+		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x001>;

diff --git a/arch/arm64/boot/dts/marvell/armada-ap806-quad.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806-quad.dtsi
@@ -15,29 +15,33 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		cpu@0 {
+		cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x000>;
 			enable-method = "psci";
+			cpu-idle-states = <&CPU_SLEEP_0>;
 		};
-		cpu@1 {
+		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x001>;
 			enable-method = "psci";
+			cpu-idle-states = <&CPU_SLEEP_0>;
 		};
-		cpu@100 {
+		cpu2: cpu@100 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x100>;
 			enable-method = "psci";
+			cpu-idle-states = <&CPU_SLEEP_0>;
 		};
-		cpu@101 {
+		cpu3: cpu@101 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x101>;
 			enable-method = "psci";
+			cpu-idle-states = <&CPU_SLEEP_0>;
 		};
 	};
 };
diff --git a/arch/arm64/boot/dts/marvell/armada-ap806.dtsi b/arch/arm64/boot/dts/marvell/armada-ap806.dtsi
@@ -28,6 +28,33 @@
 		method = "smc";
 	};
 
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		idle_states {
+			entry_method = "arm,pcsi";
+
+			CPU_SLEEP_0: cpu-sleep-0 {
+				compatible = "arm,idle-state";
+				local-timer-stop;
+				arm,psci-suspend-param = <0x0010000>;
+				entry-latency-us = <80>;
+				exit-latency-us  = <160>;
+				min-residency-us = <320>;
+			};
+
+			CLUSTER_SLEEP_0: cluster-sleep-0 {
+				compatible = "arm,idle-state";
+				local-timer-stop;
+				arm,psci-suspend-param = <0x1010000>;
+				entry-latency-us = <500>;
+				exit-latency-us = <1000>;
+				min-residency-us = <2500>;
+			};
+		};
+	};
+
 	ap806 {
 		#address-cells = <2>;
 		#size-cells = <2>;
@@ -125,6 +152,15 @@
 				interrupts = <GIC_PPI 15 IRQ_TYPE_LEVEL_HIGH>;
 			};
 
+			sei: interrupt-controller@3f0200 {
+				compatible = "marvell,ap806-sei";
+				reg = <0x3f0200 0x40>;
+				interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+				#interrupt-cells = <1>;
+				interrupt-controller;
+				msi-controller;
+			};
+
 			xor@400000 {
 				compatible = "marvell,armada-7k-xor", "marvell,xor-v2";
 				reg = <0x400000 0x1000>,

diff --git a/arch/arm64/boot/dts/marvell/armada-ap810-ap0-octa-core.dtsi b/arch/arm64/boot/dts/marvell/armada-ap810-ap0-octa-core.dtsi
@@ -13,49 +13,49 @@
 		#size-cells = <0>;
 		compatible = "marvell,armada-ap810-octa";
 
-		cpu@0 {
+		cpu0: cpu@0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x000>;
 			enable-method = "psci";
 		};
-		cpu@1 {
+		cpu1: cpu@1 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x001>;
 			enable-method = "psci";
 		};
-		cpu@100 {
+		cpu2: cpu@100 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x100>;
 			enable-method = "psci";
 		};
-		cpu@101 {
+		cpu3: cpu@101 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x101>;
 			enable-method = "psci";
 		};
-		cpu@200 {
+		cpu4: cpu@200 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x200>;
 			enable-method = "psci";
 		};
-		cpu@201 {
+		cpu5: cpu@201 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x201>;
 			enable-method = "psci";
 		};
-		cpu@300 {
+		cpu6: cpu@300 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x300>;
 			enable-method = "psci";
 		};
-		cpu@301 {
+		cpu7: cpu@301 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a72", "arm,armv8";
 			reg = <0x301>;