linux-kernel - Re: [PATCH 1/3] arm: atmel: at91sam9n12: add pinctrl of TWI

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Date:	Wed, 10 Jul 2013 16:39:23 +0200
From:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
To:	Bo Shen <voice.shen@...el.com>
Cc:	Nicolas Ferre <nicolas.ferre@...el.com>,
	ludovic.desroches@...el.com, linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org
Subject: Re: [PATCH 1/3] arm: atmel: at91sam9n12: add pinctrl of TWI

On 17:51 Wed 10 Jul     , Bo Shen wrote:
> add pinctrl of TWI for at91sam9n12 SoC
> 
> Signed-off-by: Bo Shen <voice.shen@...el.com>
> ---
>  arch/arm/boot/dts/at91sam9n12.dtsi |   20 ++++++++++++++++++++
>  1 file changed, 20 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/at91sam9n12.dtsi b/arch/arm/boot/dts/at91sam9n12.dtsi
> index bb7f564..3db62f6 100644
> --- a/arch/arm/boot/dts/at91sam9n12.dtsi
> +++ b/arch/arm/boot/dts/at91sam9n12.dtsi
> @@ -291,6 +291,22 @@
>  					};
>  				};
>  
> +				i2c0 {
> +					pinctrl_i2c0: i2c0-0 {
> +						atmel,pins =
> +							<AT91_PIOA 30 AT91_PERIPH_A AT91_PINCTRL_NONE	/* PA30 periph A I2C0 data */
> +							 AT91_PIOA 31 AT91_PERIPH_A AT91_PINCTRL_NONE>;	/* PA31 periph A I2C0 clock */
> +					};
> +				};
> +
> +				i2c1 {
> +					pinctrl_i2c1: i2c1-0 {
> +						atmel,pins =
> +							<AT91_PIOC 0 AT91_PERIPH_C AT91_PINCTRL_NONE	/* PC0 periph C I2C1 data */
> +							 AT91_PIOC 1 AT91_PERIPH_C AT91_PINCTRL_NONE>;	/* PC1 periph C I2C1 clock */
drop  the comment as we use macro
> +					};
> +				};
> +
>  				tcb0 {
>  					pinctrl_tcb0_tclk0: tcb0_tclk0-0 {
>  						atmel,pins = <AT91_PIOA 24 AT91_PERIPH_A AT91_PINCTRL_NONE>;
> @@ -471,6 +487,8 @@
>  				dma-names = "tx", "rx";
>  				#address-cells = <1>;
>  				#size-cells = <0>;
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_i2c0>;
>  				status = "disabled";
>  			};
>  
> @@ -483,6 +501,8 @@
>  				dma-names = "tx", "rx";
>  				#address-cells = <1>;
>  				#size-cells = <0>;
> +				pinctrl-names = "default";
> +				pinctrl-0 = <&pinctrl_i2c1>;
>  				status = "disabled";
>  			};
>  
> -- 
> 1.7.9.5
> 
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