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Commit f682a218 authored by Matthias Brugger's avatar Matthias Brugger
Browse files

arm: add basic support for Mediatek MT6589 boards 



This adds a generic devicetree board file and a dtsi for boards
based on MT6589 SoCs from Mediatek.

Apart from the generic parts (gic, clocks) the only component
currently supported are the timers.

Signed-off-by: default avatarMatthias Brugger <matthias.bgg@gmail.com>
parent 7171511e

arch/arm/Kconfig

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Original line number Diff line number Diff line
@@ -978,6 +978,8 @@ source "arch/arm/mach-mv78xx0/Kconfig" 


source "arch/arm/mach-imx/Kconfig"



source "arch/arm/mach-mediatek/Kconfig"



source "arch/arm/mach-mxs/Kconfig"



source "arch/arm/mach-netx/Kconfig"

arch/arm/Makefile

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@@ -172,6 +172,7 @@ machine-$(CONFIG_ARCH_MSM) += msm 
machine-$(CONFIG_ARCH_MV78XX0)		+= mv78xx0

machine-$(CONFIG_ARCH_MVEBU)		+= mvebu

machine-$(CONFIG_ARCH_MXC)		+= imx

machine-$(CONFIG_ARCH_MEDIATEK)		+= mediatek

machine-$(CONFIG_ARCH_MXS)		+= mxs

machine-$(CONFIG_ARCH_NETX)		+= netx

machine-$(CONFIG_ARCH_NOMADIK)		+= nomadik

arch/arm/boot/dts/mt6589.dtsi

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/*

 * Copyright (c) 2014 MundoReader S.L.

 * Author: Matthias Brugger <matthias.bgg@gmail.com>

 *

 * 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/irq.h>

#include <dt-bindings/interrupt-controller/arm-gic.h>

#include "skeleton.dtsi"



/ {

	compatible = "mediatek,mt6589";

	interrupt-parent = <&gic>;



	cpus {

		#address-cells = <1>;

		#size-cells = <0>;



		cpu@0 {

			device_type = "cpu";

			compatible = "arm,cortex-a7";

			reg = <0x0>;

		};

		cpu@1 {

			device_type = "cpu";

			compatible = "arm,cortex-a7";

			reg = <0x1>;

		};

		cpu@2 {

			device_type = "cpu";

			compatible = "arm,cortex-a7";

			reg = <0x2>;

		};

		cpu@3 {

			device_type = "cpu";

			compatible = "arm,cortex-a7";

			reg = <0x3>;

		};



	};



	clocks {

		#address-cells = <1>;

		#size-cells = <1>;

		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 = <1>;

		#size-cells = <1>;

		compatible = "simple-bus";

		ranges;



		timer: timer@10008000 {

			compatible = "mediatek,mt6577-timer";

			reg = <0x10008000 0x80>;

			interrupts = <GIC_SPI 113 IRQ_TYPE_EDGE_RISING>;

			clocks = <&system_clk>, <&rtc_clk>;

			clock-names = "system-clk", "rtc-clk";

		};



		gic: interrupt-controller@10212000 {

			compatible = "arm,cortex-a15-gic";

			interrupt-controller;

			#interrupt-cells = <3>;

			reg = <0x10211000 0x1000>,

			      <0x10212000 0x1000>,

			      <0x10214000 0x2000>,

			      <0x10216000 0x2000>;

		};

	};

};

arch/arm/mach-mediatek/Kconfig

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config ARCH_MEDIATEK

	bool "Mediatek MT6589 SoC" if ARCH_MULTI_V7

	select ARM_GIC

	select MTK_TIMER

	help

	  Support for Mediatek Cortex-A7 Quad-Core-SoC MT6589.

arch/arm/mach-mediatek/Makefile

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obj-$(CONFIG_ARCH_MEDIATEK) += mediatek.o