[PATCH v2 2/2] ARM: dts: mediatek: add 6580 support
From: matthias.bgg@gmail.com (Matthias Brugger)
Date: 2015-07-03 22:03:55
Also in:
linux-mediatek, lkml
On Tuesday, June 30, 2015 03:02:31 PM Mars Cheng wrote:
This adds basic chip support for Mediatek 6580. Change-Id: Ic5c93eb5d1e6e23503dabd28d41c30a7f02e9c18
Please delete the change-id.
quoted hunk ↗ jump to hunk
Signed-off-by: Mars Cheng <redacted> --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/mt6580-evbp1.dts | 35 +++++++++++ arch/arm/boot/dts/mt6580.dtsi | 125 +++++++++++++++++++++++++++++++++++++ 3 files changed, 161 insertions(+) create mode 100644 arch/arm/boot/dts/mt6580-evbp1.dts create mode 100644 arch/arm/boot/dts/mt6580.dtsidiff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 86217db..9298531 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile@@ -656,6 +656,7 @@ dtb-$(CONFIG_MACH_DOVE) += \ dove-d3plug.dtb \ dove-dove-db.dtb dtb-$(CONFIG_ARCH_MEDIATEK) += \ + mt6580-evbp1.dtb \ mt6589-aquaris5.dtb \ mt6592-evb.dtb \ mt8127-moose.dtb \diff --git a/arch/arm/boot/dts/mt6580-evbp1.dtsb/arch/arm/boot/dts/mt6580-evbp1.dts new file mode 100644 index 0000000..8c42335--- /dev/null +++ b/arch/arm/boot/dts/mt6580-evbp1.dts@@ -0,0 +1,35 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Mars.C <mars.cheng@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. + */ + +/dts-v1/; +#include "mt6580.dtsi" + +/ { + model = "MediaTek MT6580 evaluation board"; + compatible = "mediatek,mt6580-evbp1", "mediatek,mt6580"; + + chosen { + bootargs = "console=ttyS0,921600n8 earlyprintk"; + stdout-path = &uart0; + }; + + memory { + reg = <0x80000000 0x20000000>; + }; +}; + +&uart0 { + status = "okay"; +}; +diff --git a/arch/arm/boot/dts/mt6580.dtsi b/arch/arm/boot/dts/mt6580.dtsi new file mode 100644 index 0000000..ac97d64 --- /dev/null +++ b/arch/arm/boot/dts/mt6580.dtsi@@ -0,0 +1,125 @@ +/* + * Copyright (c) 2015 MediaTek Inc. + * Author: Mars.C <mars.cheng@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 "skeleton.dtsi" + +/ { + compatible = "mediatek,mt6580"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&sysirq>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu at 0 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x0>; + }; + cpu at 1 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x1>; + }; + cpu at 2 { + device_type = "cpu"; + compatible = "arm,cortex-a7"; + reg = <0x2>; + }; + cpu at 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>; + }; + + uart_clk: dummy26m { + compatible = "fixed-clock"; + clock-frequency = <26000000>; + #clock-cells = <0>; + }; + }; + + timer: timer at 10008000 { + compatible = "mediatek,mt6580-timer", + "mediatek,mt6577-timer"; + reg = <0x10008000 0x80>; + interrupts = <GIC_SPI 92 IRQ_TYPE_LEVEL_LOW>; + clocks = <&system_clk>, <&rtc_clk>; + clock-names = "system-clk", "rtc-clk"; + }; + + sysirq: interrupt-controller at 10200100 { + compatible = "mediatek,mt6580-sysirq", + "mediatek,mt6577-sysirq"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0x10200100 0x1c>; + }; + + gic: interrupt-controller at 10211000 { + compatible = "arm,cortex-a7-gic"; + interrupt-controller; + #interrupt-cells = <3>; + interrupt-parent = <&gic>; + reg = <0x10211000 0x1000>, + <0x10212000 0x1000>, + <0x10214000 0x2000>, + <0x10216000 0x2000>; + }; + + uart0: serial at 11005000 { + compatible = "mediatek,mt6580-uart", + "mediatek,mt6577-uart";
Please update the dts documentation about the compatible string. Apart from that it looks fine for me. Cheers, Matthias