linux-kernel - Re: [PATCH 4/4] arm64: dts: qcom: db845c: add Low speed expansion i2c and spi nodes

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Date:   Fri, 6 Mar 2020 18:47:33 -0800
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
Cc:     agross@...nel.org, linux-arm-msm@...r.kernel.org,
        devicetree@...r.kernel.org, robh+dt@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: qcom: db845c: add Low speed expansion
 i2c and spi nodes

On Thu 05 Mar 06:53 PST 2020, Srinivas Kandagatla wrote:

> This patch adds support UART0, I2C0, I2C1 and SPI0 available
> on Low Speed expansion connector.
> 

Applied, after fixing the sort order. Thanks for posting this!

Regards,
Bjorn

> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@...aro.org>
> ---
>  arch/arm64/boot/dts/qcom/sdm845-db845c.dts | 34 ++++++++++++++++++++++
>  1 file changed, 34 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> index 350d3ea60235..fd2bdf10a4d9 100644
> --- a/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> +++ b/arch/arm64/boot/dts/qcom/sdm845-db845c.dts
> @@ -434,6 +434,24 @@
>  	vdda-pll-supply = <&vreg_l26a_1p2>;
>  };
>  
> +&i2c11 {
> +	/* On Low speed expansion */
> +	label = "LS-I2C1";
> +	status = "okay";
> +};
> +
> +&i2c14 {
> +	/* On Low speed expansion */
> +	label = "LS-I2C0";
> +	status = "okay";
> +};
> +
> +&spi2 {
> +	/* On Low speed expansion */
> +	label = "LS-SPI0";
> +	status = "okay";
> +};
> +
>  &pm8998_gpio {
>  	vol_up_pin_a: vol-up-active {
>  		pins = "gpio6";
> @@ -574,6 +592,11 @@
>  	};
>  };
>  
> +&uart3 {
> +	label = "LS-UART0";
> +	status = "disabled";
> +};
> +
>  &uart6 {
>  	status = "okay";
>  
> @@ -589,6 +612,7 @@
>  };
>  
>  &uart9 {
> +	label = "LS-UART1";
>  	status = "okay";
>  };
>  
> @@ -674,6 +698,16 @@
>  };
>  
>  /* PINCTRL - additions to nodes defined in sdm845.dtsi */
> +&qup_spi2_default {
> +	drive-strength = <16>;
> +};
> +
> +&qup_uart3_default{
> +	pinmux {
> +		pins = "gpio41", "gpio42", "gpio43", "gpio44";
> +		function = "qup3";
> +	};
> +};
>  
>  &qup_uart6_default {
>  	pinmux {
> -- 
> 2.21.0
>