Re: [PATCH v6 08/17] ARM: dts: add SD5203 dts

[Krzysztof Kozlowski <krzk@kernel.org>]

On Wed, Sep 30, 2020 at 11:17:03AM +0800, Zhen Lei wrote:
> From: Kefeng Wang <wangkefeng.wang@huawei.com>
> 
> Add sd5203.dts for Hisilicon SD5203 SoC platform.
> 
> Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
> Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
> ---
>  arch/arm/boot/dts/Makefile   |  2 +
>  arch/arm/boot/dts/sd5203.dts | 96 ++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 98 insertions(+)
>  create mode 100644 arch/arm/boot/dts/sd5203.dts
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 4572db3fa5ae302..1d1262df5c55907 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -357,6 +357,8 @@ dtb-$(CONFIG_ARCH_MPS2) += \
>  	mps2-an399.dtb
>  dtb-$(CONFIG_ARCH_MOXART) += \
>  	moxart-uc7112lx.dtb
> +dtb-$(CONFIG_ARCH_SD5203) += \
> +	sd5203.dtb
>  dtb-$(CONFIG_SOC_IMX1) += \
>  	imx1-ads.dtb \
>  	imx1-apf9328.dtb
> diff --git a/arch/arm/boot/dts/sd5203.dts b/arch/arm/boot/dts/sd5203.dts
> new file mode 100644
> index 000000000000000..3cc9a23910be62e
> --- /dev/null
> +++ b/arch/arm/boot/dts/sd5203.dts
> @@ -0,0 +1,96 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +/*
> + * Copyright (c) 2020 Hisilicon Limited.
> + *
> + * DTS file for Hisilicon SD5203 Board
> + */
> +
> +/dts-v1/;
> +
> +/ {
> +	model = "Hisilicon SD5203";
> +	compatible = "H836ASDJ", "hisilicon,sd5203";
> +	interrupt-parent = <&vic>;
> +	#address-cells = <1>;
> +	#size-cells = <1>;
> +
> +	chosen {
> +		bootargs="console=ttyS0,9600 earlycon=uart8250,mmio32,0x1600d000";
> +	};
> +
> +	aliases {
> +		serial0 = &uart0;
> +	};
> +
> +	cpus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		cpu0 {
> +			device_type = "cpu";
> +			compatible = "arm,arm926ej-s";
> +			reg = <0x0>;
> +		};
> +	};
> +
> +	memory@30000000 {
> +		device_type = "memory";
> +		reg = <0x30000000 0x8000000>;
> +	};
> +
> +	soc {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		compatible = "simple-bus";
> +		ranges;
> +
> +		vic: interrupt-controller@10130000 {
> +			compatible = "snps,dw-apb-ictl";
> +			reg = <0x10130000 0x1000>;
> +			interrupt-controller;
> +			#interrupt-cells = <1>;
> +		};
> +
> +		refclk125mhz: refclk125mhz {
> +			compatible = "fixed-clock";
> +			#clock-cells = <0>;
> +			clock-frequency = <125000000>;

Is this a reference clock really in the SoC? Not outside, e.g. property
of the board?

Best regards,
Krzysztof