linux-kernel - Re: [PATCH v5 2/3] arm: dts: nuvoton: npcm: Add sgpio feature

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Date:   Tue, 14 Mar 2023 19:47:44 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Jim Liu <jim.t90615@...il.com>, JJLIU0@...oton.com,
        KWLIU@...oton.com, linus.walleij@...aro.org, brgl@...ev.pl,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org
Cc:     linux-gpio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, openbmc@...ts.ozlabs.org
Subject: Re: [PATCH v5 2/3] arm: dts: nuvoton: npcm: Add sgpio feature

On 14/03/2023 10:23, Jim Liu wrote:
> Add the SGPIO controller to the NPCM7xx devicetree
> 
> Signed-off-by: Jim Liu <jim.t90615@...il.com>
> ---
> Changes for v5:
>    - remove npcm8xx node
> Changes for v4:
>    - add npcm8xx gpio node
> Changes for v3:
>    - modify node name
>    - modify in/out property name
> Changes for v2:
>    - modify dts node
> ---
>  arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi | 30 +++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi b/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> index c7b5ef15b716..7f53774a01ec 100644
> --- a/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> +++ b/arch/arm/boot/dts/nuvoton-common-npcm7xx.dtsi
> @@ -330,6 +330,36 @@
>  				status = "disabled";
>  			};
>  
> +			gpio8: gpio@...000 {
> +				compatible = "nuvoton,npcm750-sgpio";
> +				reg = <0x101000 0x200>;
> +				clocks = <&clk NPCM7XX_CLK_APB3>;
> +				interrupts = <GIC_SPI 19 IRQ_TYPE_LEVEL_HIGH>;
> +				bus-frequency = <8000000>;

Does not look like you tested the bindings. Please run `make
dt_binding_check` (see
Documentation/devicetree/bindings/writing-schema.rst for instructions).

> +				gpio-controller;
> +				#gpio-cells = <2>;
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&iox1_pins>;
> +				nuvoton,input-ngpios = <64>;
> +				nuvoton,output-ngpios = <64>;
> +				status = "disabled";
> +			};
> +
> +			gpio9: gpio@...000 {
> +				compatible = "nuvoton,npcm750-sgpio";
> +				reg = <0x102000 0x200>;
> +				clocks = <&clk NPCM7XX_CLK_APB3>;
> +				interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
> +				bus-frequency = <8000000>;

Does not look like you tested the bindings. Please run `make
dt_binding_check` (see
Documentation/devicetree/bindings/writing-schema.rst for instructions).



Best regards,
Krzysztof