linux-kernel - Re: [PATCH v4 4/4] arm64: dts: meson-gxbb: add SPI pinctrl nodes for CLK

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Date:   Fri, 21 Oct 2022 15:44:16 +0200
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Amjad Ouled-Ameur <aouledameur@...libre.com>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Mark Brown <broonie@...nel.org>
Cc:     linux-amlogic@...ts.infradead.org, Da Xue <da@...re.computer>,
        linux-spi@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v4 4/4] arm64: dts: meson-gxbb: add SPI pinctrl nodes for
 CLK

On 21/10/2022 15:31, Amjad Ouled-Ameur wrote:
> Add SPICC Controller pin nodes for CLK line when idle for Amlogic GXBB
> SoCs.
> 
> Signed-off-by: Amjad Ouled-Ameur <aouledameur@...libre.com>
> ---
>   arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 14 ++++++++++++++
>   1 file changed, 14 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> index 7c029f552a23..923d2d8bbb9c 100644
> --- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> +++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
> @@ -427,6 +427,20 @@ mux {
>   			};
>   		};
>   
> +		spi_idle_high_pins: spi-idle-high-pins {
> +			mux {
> +				groups = "spi_sclk";
> +				bias-pull-up;
> +			};
> +		};
> +
> +		spi_idle_low_pins: spi-idle-low-pins {
> +			mux {
> +				groups = "spi_sclk";
> +				bias-pull-down;
> +			};
> +		};
> +
>   		spi_ss0_pins: spi-ss0 {
>   			mux {
>   				groups = "spi_ss0";
> 


Reviewed-by: Neil Armstrong <neil.armstrong@...aro.org>