1 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/fsl-imx8-ca53.dtsi b/arch/arm64/boot/dts/freescale/fsl-imx8-ca53.dtsi
new file mode 100644
index 000000000000..7f24d09b3ad7
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/fsl-imx8-ca53.dtsi
@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2016 Freescale Semiconductor, Inc.
+ * Copyright 2017 NXP
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/{
+	cpus {
+		#address-cells = <2>;
+		#size-cells = <0>;
+
+		idle-states {
+			entry-method = "psci";
+
+			CPU_SLEEP: cpu-sleep {
+				compatible = "arm,idle-state";
+				arm,psci-suspend-param = <0x0000000>;
+				entry-latency-us = <700>;
+				exit-latency-us = <250>;
+				min-residency-us = <1000>;
+			};
+
+			CLUSTER_SLEEP: cluster-sleep {
+				compatible = "arm,idle-state";
+				arm,psci-suspend-param = <0x1000000>;
+				entry-latency-us = <1000>;
+				exit-latency-us = <700>;
+				min-residency-us = <2700>;
+				wakeup-latency-us = <1500>;
+			};
+		};
+
+		/* We have 1 clusters having 4 Cortex-A53 cores */
+		A53_0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x0>;
+			enable-method = "psci";
+			next-level-cache = <&A53_L2>;
+			cpu-idle-states = <&CPU_SLEEP>;
+		};
+
+		A53_1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x1>;
+			enable-method = "psci";
+			next-level-cache = <&A53_L2>;
+			cpu-idle-states = <&CPU_SLEEP>;
+		};
+
+		A53_2: cpu@2 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x2>;
+			enable-method = "psci";
+			next-level-cache = <&A53_L2>;
+			cpu-idle-states = <&CPU_SLEEP>;
+		};
+
+		A53_3: cpu@3 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a53";
+			reg = <0x0 0x3>;
+			enable-method = "psci";
+			next-level-cache = <&A53_L2>;
+			cpu-idle-states = <&CPU_SLEEP>;
+		};
+
+		A53_L2: l2-cache0 {
+			compatible = "cache";
+		};
+	};
+
+	psci {
+		compatible = "arm,psci-1.0";
+		method = "smc";
+		cpu_suspend   = <0xc4000001>;
+		cpu_off	      = <0xc4000002>;
+		cpu_on	      = <0xc4000003>;
+	};
+
+	pmu {
+                compatible = "arm,armv8-pmuv3";
+                interrupts = <GIC_PPI 7
+                        (GIC_CPU_MASK_SIMPLE(6) | IRQ_TYPE_LEVEL_HIGH)>;
+                interrupt-affinity = <&A53_0>, <&A53_1>, <&A53_2>, <&A53_3>;
+        };
+};