ARM: mediatek: Add basic support for mt8135

This adds a basic dtsi for MT8135 based SoC.
Signed-off-by: NJoe.C <yingjoe.chen@mediatek.com>
Signed-off-by: NMatthias Brugger <matthias.bgg@gmail.com>

arch/arm/boot/dts/mt8135.dtsi

+/*
+ * Copyright (c) 2014 MediaTek Inc.
+ * Author: Joe.C <yingjoe.chen@mediatek.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include "skeleton64.dtsi"
+
+/ {
+	compatible = "mediatek,mt8135";
+	interrupt-parent = <&gic>;
+
+	cpu-map {
+		cluster0 {
+			core0 {
+				cpu = <&cpu0>;
+			};
+			core1 {
+				cpu = <&cpu1>;
+			};
+		};
+
+		cluster1 {
+			core0 {
+				cpu = <&cpu2>;
+			};
+			core1 {
+				cpu = <&cpu3>;
+			};
+		};
+	};
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		cpu0: cpu@0 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a7";
+			reg = <0x000>;
+		};
+
+		cpu1: cpu@1 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a7";
+			reg = <0x001>;
+		};
+
+		cpu2: cpu@100 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a15";
+			reg = <0x100>;
+		};
+
+		cpu3: cpu@101 {
+			device_type = "cpu";
+			compatible = "arm,cortex-a15";
+			reg = <0x101>;
+		};
+	};
+
+	clocks {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		compatible = "simple-bus";
+		ranges;
+
+		system_clk: dummy13m {
+			compatible = "fixed-clock";
+			clock-frequency = <13000000>;
+			#clock-cells = <0>;
+		};
+
+		rtc_clk: dummy32k {
+			compatible = "fixed-clock";
+			clock-frequency = <32000>;
+			#clock-cells = <0>;
+		};
+	};
+
+	soc {
+		#address-cells = <2>;
+		#size-cells = <2>;
+		compatible = "simple-bus";
+		ranges;
+
+		timer: timer@10008000 {
+			compatible = "mediatek,mt8135-timer",
+					"mediatek,mt6577-timer";
+			reg = <0 0x10008000 0 0x80>;
+			interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&system_clk>, <&rtc_clk>;
+			clock-names = "system-clk", "rtc-clk";
+		};
+
+		gic: interrupt-controller@10211000 {
+			compatible = "arm,cortex-a15-gic";
+			interrupt-controller;
+			#interrupt-cells = <3>;
+			reg = <0 0x10211000 0 0x1000>,
+			      <0 0x10212000 0 0x1000>,
+			      <0 0x10214000 0 0x2000>,
+			      <0 0x10216000 0 0x2000>;
+		};
+	};
+};

arch/arm/mach-mediatek/mediatek.c

@@ -20,6 +20,7 @@
 static const char * const mediatek_board_dt_compat[] = {
 	"mediatek,mt6589",
 	"mediatek,mt8127",
+	"mediatek,mt8135",
 	NULL,
 };