linux-kernel - Re: [PATCH 4/4] arm64: dts: qcom: ipq5424: configure spi0 node for rdp466

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Message-ID: <249fb0aa-5624-41cb-8a3b-c2e54dba87df@oss.qualcomm.com>
Date: Thu, 5 Dec 2024 18:30:09 +0100
From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
To: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>, andersson@...nel.org,
        linus.walleij@...aro.org, robh@...nel.org, krzk+dt@...nel.org,
        conor+dt@...nel.org, konradybcio@...nel.org,
        linux-arm-msm@...r.kernel.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc: quic_srichara@...cinc.com, quic_varada@...cinc.com
Subject: Re: [PATCH 4/4] arm64: dts: qcom: ipq5424: configure spi0 node for
 rdp466

On 22.11.2024 1:45 PM, Manikanta Mylavarapu wrote:
> Enable the SPI0 node and configure the associated gpio pins.
> 
> Signed-off-by: Manikanta Mylavarapu <quic_mmanikan@...cinc.com>
> ---
>  arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts | 45 +++++++++++++++++++++
>  1 file changed, 45 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
> index d4d31026a026..6256216ca764 100644
> --- a/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
> +++ b/arch/arm64/boot/dts/qcom/ipq5424-rdp466.dts
> @@ -23,6 +23,36 @@ &sleep_clk {
>  };
>  
>  &tlmm {
> +	spi0_default_state: spi0-default-state {
> +		clk-pins {
> +			pins = "gpio6";
> +			function = "spi0_clk";
> +			drive-strength = <8>;
> +			bias-pull-down;
> +		};
> +
> +		cs-pins {
> +			pins = "gpio7";
> +			function = "spi0_cs";
> +			drive-strength = <8>;
> +			bias-pull-up;
> +		};
> +
> +		miso-pins {
> +			pins = "gpio8";
> +			function = "spi0_miso";
> +			drive-strength = <8>;
> +			bias-pull-down;
> +		};
> +
> +		mosi-pins {
> +			pins = "gpio9";
> +			function = "spi0_mosi";
> +			drive-strength = <8>;
> +			bias-pull-down;
> +		};
> +	};
> +
>  	sdc_default_state: sdc-default-state {
>  		clk-pins {
>  			pins = "gpio5";
> @@ -57,3 +87,18 @@ &xo_board {
>  	clock-frequency = <24000000>;
>  };
>  
> +&qupv3 {
> +	spi0: spi@...0000 {

&spi0 {
	pinctrl-0 = <..
	...
};

KonraD