From: Erin Lo Date: Tue, 20 Oct 2015 06:34:31 +0000 (+0800) Subject: ARM: dts: mediatek: add MT2701 basic support X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=74d25721ee6f4bba2afc751bf20517fbe3f6d77b;p=linux-beck.git ARM: dts: mediatek: add MT2701 basic support This adds basic chip support for Mediatek 2701. Signed-off-by: Erin Lo [matthias.bgg@gmail.com: Fixed reg address of mt2701-timer] Signed-off-by: Matthias Brugger --- diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 30bbc3746130..ad30daf080ea 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -771,6 +771,7 @@ dtb-$(CONFIG_MACH_DOVE) += \ dove-dove-db.dtb \ dove-sbc-a510.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += \ + mt2701-evb.dtb \ mt6580-evbp1.dtb \ mt6589-aquaris5.dtb \ mt6592-evb.dtb \ diff --git a/arch/arm/boot/dts/mt2701-evb.dts b/arch/arm/boot/dts/mt2701-evb.dts new file mode 100644 index 000000000000..082ca8807c62 --- /dev/null +++ b/arch/arm/boot/dts/mt2701-evb.dts @@ -0,0 +1,29 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Erin Lo + * + * 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. + */ + +/dts-v1/; +#include "mt2701.dtsi" + +/ { + model = "MediaTek MT2701 evaluation board"; + compatible = "mediatek,mt2701-evb", "mediatek,mt2701"; + + memory { + reg = <0 0x80000000 0 0x40000000>; + }; +}; + +&uart0 { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/mt2701.dtsi b/arch/arm/boot/dts/mt2701.dtsi new file mode 100644 index 000000000000..3766904b60f3 --- /dev/null +++ b/arch/arm/boot/dts/mt2701.dtsi @@ -0,0 +1,146 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Erin.Lo + * + * 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 +#include +#include "skeleton64.dtsi" + +/ { + compatible = "mediatek,mt2701"; + interrupt-parent = <&sysirq>; + + 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>; + }; + }; + + system_clk: dummy13m { + compatible = "fixed-clock"; + clock-frequency = <13000000>; + #clock-cells = <0>; + }; + + rtc_clk: dummy32k { + compatible = "fixed-clock"; + clock-frequency = <32000>; + #clock-cells = <0>; + }; + + uart_clk: dummy26m { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + + timer { + compatible = "arm,armv7-timer"; + interrupt-parent = <&gic>; + interrupts = , + , + , + ; + }; + + watchdog: watchdog@10007000 { + compatible = "mediatek,mt2701-wdt", + "mediatek,mt6589-wdt"; + reg = <0 0x10007000 0 0x100>; + }; + + timer: timer@10008000 { + compatible = "mediatek,mt2701-timer", + "mediatek,mt6577-timer"; + reg = <0 0x10008000 0 0x80>; + interrupts = ; + clocks = <&system_clk>, <&rtc_clk>; + clock-names = "system-clk", "rtc-clk"; + }; + + sysirq: interrupt-controller@10200100 { + compatible = "mediatek,mt2701-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10200100 0 0x1c>; + }; + + gic: interrupt-controller@10211000 { + compatible = "arm,cortex-a7-gic"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0 0x10211000 0 0x1000>, + <0 0x10212000 0 0x1000>, + <0 0x10214000 0 0x2000>, + <0 0x10216000 0 0x2000>; + }; + + uart0: serial@11002000 { + compatible = "mediatek,mt2701-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11002000 0 0x400>; + interrupts = ; + clocks = <&uart_clk>; + status = "disabled"; + }; + + uart1: serial@11003000 { + compatible = "mediatek,mt2701-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11003000 0 0x400>; + interrupts = ; + clocks = <&uart_clk>; + status = "disabled"; + }; + + uart2: serial@11004000 { + compatible = "mediatek,mt2701-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11004000 0 0x400>; + interrupts = ; + clocks = <&uart_clk>; + status = "disabled"; + }; + + uart3: serial@11005000 { + compatible = "mediatek,mt2701-uart", + "mediatek,mt6577-uart"; + reg = <0 0x11005000 0 0x400>; + interrupts = ; + clocks = <&uart_clk>; + status = "disabled"; + }; +}; diff --git a/arch/arm/mach-mediatek/mediatek.c b/arch/arm/mach-mediatek/mediatek.c index d019a080a559..2f9f09ac51bd 100644 --- a/arch/arm/mach-mediatek/mediatek.c +++ b/arch/arm/mach-mediatek/mediatek.c @@ -44,6 +44,7 @@ static void __init mediatek_timer_init(void) }; static const char * const mediatek_board_dt_compat[] = { + "mediatek,mt2701", "mediatek,mt6589", "mediatek,mt6592", "mediatek,mt8127",