Re: [PATCH 2/2] ARM: dts: mediatek: add mt6580 basic support
From: Matthias Brugger
Date: Tue Jun 23 2015 - 15:45:34 EST
On Wednesday, June 03, 2015 04:18:53 PM Mars Cheng wrote:
> This enables mt6580 basic support: interrupt, timer & uart.
>
> Signed-off-by: Mars Cheng <mars.cheng@xxxxxxxxxxxx>
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/mt6580-evbp1.dts | 34 ++++++++++
> arch/arm/boot/dts/mt6580.dtsi | 130
> +++++++++++++++++++++++++++++++++++++ 3 files changed, 165 insertions(+)
> create mode 100644 arch/arm/boot/dts/mt6580-evbp1.dts
> create mode 100644 arch/arm/boot/dts/mt6580.dtsi
>
> diff --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.dts
> b/arch/arm/boot/dts/mt6580-evbp1.dts new file mode 100644
> index 0000000..fbc0e10
> --- /dev/null
> +++ b/arch/arm/boot/dts/mt6580-evbp1.dts
> @@ -0,0 +1,34 @@
> +/*
> + * Copyright (c) 2015 MediaTek Inc.
> + * Author: Mars.C <mars.cheng@xxxxxxxxxxxx>
> + *
> + * 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 root=/dev/ram
> initrd=0x88000000,0x400000 earlyprintk"; + };
> +
> + 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..de669e2
> --- /dev/null
> +++ b/arch/arm/boot/dts/mt6580.dtsi
> @@ -0,0 +1,130 @@
> +/*
> + * Copyright (c) 2015 MediaTek Inc.
> + * Author: Mars.C <mars.cheng@xxxxxxxxxxxx>
> + *
> + * 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";
> + 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>;
> + };
> +
> + };
> +
> + 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>;
> + };
> + };
> +
> + soc {
Please drop the soc node as well and just add the components directly.
Thanks,
Matthias
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