linux-kernel - Re: [PATCH v2 6/7] ARM: dts: r9a06g032: Add the USBF controller node

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Date:   Tue, 15 Nov 2022 14:16:27 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Herve Codina <herve.codina@...tlin.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Magnus Damm <magnus.damm@...il.com>,
        Gareth Williams <gareth.williams.jx@...esas.com>
Cc:     linux-renesas-soc@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org,
        Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>
Subject: Re: [PATCH v2 6/7] ARM: dts: r9a06g032: Add the USBF controller node

On 14/11/2022 12:15, Herve Codina wrote:
> Add the USBF controller available in the r9a06g032 SoC.
> 
> Signed-off-by: Herve Codina <herve.codina@...tlin.com>
> ---
>  arch/arm/boot/dts/r9a06g032.dtsi | 12 ++++++++++++
>  1 file changed, 12 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/r9a06g032.dtsi b/arch/arm/boot/dts/r9a06g032.dtsi
> index 563024c9a4ae..a4bb069457a3 100644
> --- a/arch/arm/boot/dts/r9a06g032.dtsi
> +++ b/arch/arm/boot/dts/r9a06g032.dtsi
> @@ -117,6 +117,18 @@ dmamux: dma-router@a0 {
>  			};
>  		};
>  
> +		udc: usb@...1e000 {
> +			compatible = "renesas,r9a06g032-usbf", "renesas,rzn1-usbf";
> +			reg = <0x4001e000 0x2000>;
> +			interrupts = <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>,
> +				     <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>;
> +			clocks = <&sysctrl R9A06G032_HCLK_USBF>,
> +				 <&sysctrl R9A06G032_HCLK_USBPM>;
> +			clock-names = "hclkf", "hclkpm";
> +			power-domains = <&sysctrl>;
> +			status = "disabled";

If you provided all resources (clocks, power domains etc), why disabling it?

Best regards,
Krzysztof