linux-kernel - Re: [RFT 06/25] ARM: dts: s5pv210: move fixed clocks under root node

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Date:   Mon, 7 Sep 2020 14:59:29 -0700
From:   Jonathan Bakker <xc-racer2@...e.ca>
To:     Krzysztof Kozlowski <krzk@...nel.org>,
        Kukjin Kim <kgene@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-iio@...r.kernel.org
Subject: Re: [RFT 06/25] ARM: dts: s5pv210: move fixed clocks under root node

Works for me on the Galaxy S.

Tested-by: Jonathan Bakker <xc-racer2@...e.ca>

Thanks,
Jonathan

On 2020-09-07 9:11 a.m., Krzysztof Kozlowski wrote:
> The fixed clocks are kept under dedicated 'external-clocks' node, thus a
> fake 'reg' was added.  This is not correct with dtschema as fixed-clock
> binding does not have a 'reg' property.  Moving fixed clocks out of
> 'soc' to root node fixes multiple dtbs_check warnings:
> 
>   external-clocks: $nodename:0: 'external-clocks' does not match '^([a-z][a-z0-9\\-]+-bus|bus|soc|axi|ahb|apb)(@[0-9a-f]+)?$'
>   external-clocks: #size-cells:0:0: 0 is not one of [1, 2]
>   external-clocks: oscillator@0:reg:0: [0] is too short
>   external-clocks: oscillator@1:reg:0: [1] is too short
>   external-clocks: 'ranges' is a required property
>   oscillator@0: 'reg' does not match any of the regexes: 'pinctrl-[0-9]+'
> 
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
>  arch/arm/boot/dts/s5pv210.dtsi | 36 +++++++++++++---------------------
>  1 file changed, 14 insertions(+), 22 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/s5pv210.dtsi b/arch/arm/boot/dts/s5pv210.dtsi
> index 84e4447931de..5c760a6d7955 100644
> --- a/arch/arm/boot/dts/s5pv210.dtsi
> +++ b/arch/arm/boot/dts/s5pv210.dtsi
> @@ -52,34 +52,26 @@
>  		};
>  	};
>  
> +	xxti: oscillator-0 {
> +		compatible = "fixed-clock";
> +		clock-frequency = <0>;
> +		clock-output-names = "xxti";
> +		#clock-cells = <0>;
> +	};
> +
> +	xusbxti: oscillator-1 {
> +		compatible = "fixed-clock";
> +		clock-frequency = <0>;
> +		clock-output-names = "xusbxti";
> +		#clock-cells = <0>;
> +	};
> +
>  	soc {
>  		compatible = "simple-bus";
>  		#address-cells = <1>;
>  		#size-cells = <1>;
>  		ranges;
>  
> -		external-clocks {
> -			compatible = "simple-bus";
> -			#address-cells = <1>;
> -			#size-cells = <0>;
> -
> -			xxti: oscillator@0 {
> -				compatible = "fixed-clock";
> -				reg = <0>;
> -				clock-frequency = <0>;
> -				clock-output-names = "xxti";
> -				#clock-cells = <0>;
> -			};
> -
> -			xusbxti: oscillator@1 {
> -				compatible = "fixed-clock";
> -				reg = <1>;
> -				clock-frequency = <0>;
> -				clock-output-names = "xusbxti";
> -				#clock-cells = <0>;
> -			};
> -		};
> -
>  		onenand: onenand@...00000 {
>  			compatible = "samsung,s5pv210-onenand";
>  			reg = <0xb0600000 0x2000>,
>