linux-kernel - Re: [Patch 5/9] arm: dts: dra72-evm-common: Add entries for the CSI2 cameras

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Date:   Tue, 22 Oct 2019 08:44:46 -0700
From:   Tony Lindgren <tony@...mide.com>
To:     Benoit Parrot <bparrot@...com>
Cc:     Tero Kristo <t-kristo@...com>, Rob Herring <robh+dt@...nel.org>,
        linux-omap@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [Patch 5/9] arm: dts: dra72-evm-common: Add entries for the CSI2
 cameras

* Benoit Parrot <bparrot@...com> [191018 15:46]:
> Add device nodes for CSI2 camera board OV5640.
> Add the CAL port nodes with the necessary linkage to the ov5640 nodes.
> 
> Signed-off-by: Benoit Parrot <bparrot@...com>
> ---
>  arch/arm/boot/dts/dra72-evm-common.dtsi | 35 +++++++++++++++++++++++++
>  1 file changed, 35 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/dra72-evm-common.dtsi b/arch/arm/boot/dts/dra72-evm-common.dtsi
> index 8641a3d7d8ad..e4c01a67f6de 100644
> --- a/arch/arm/boot/dts/dra72-evm-common.dtsi
> +++ b/arch/arm/boot/dts/dra72-evm-common.dtsi
> @@ -187,6 +187,12 @@
>  		gpio = <&gpio5 8 GPIO_ACTIVE_HIGH>;
>  		enable-active-high;
>  	};
> +
> +	clk_ov5640_fixed: clk_ov5640_fixed {
> +		compatible = "fixed-clock";
> +		#clock-cells = <0>;
> +		clock-frequency = <24000000>;
> +	};
>  };

The clock node name should be generic and not use
undescores. If there is a hidden dependency to the
clock node name here, it should be mentioned in the
patch for the non-standard use.

Regards,

Tony