[PATCH 1/2] ARM: dts: vf-colibri: Add I2C support

Stefan Agner stefan at agner.ch
Wed Nov 5 00:46:17 PST 2014


Am 2014-11-04 12:22, schrieb Bhuvanchandra DV:
> Signed-off-by: Bhuvanchandra DV <bhuvanchandra.dv at toradex.com>
> ---
>  arch/arm/boot/dts/vf-colibri-eval-v3.dtsi |    7 ++++++-
>  arch/arm/boot/dts/vf-colibri.dtsi         |   13 +++++++++++++
>  2 files changed, 19 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi
> b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi
> index 80e8fbc..0251e6c 100644
> --- a/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi
> +++ b/arch/arm/boot/dts/vf-colibri-eval-v3.dtsi
> @@ -33,6 +33,11 @@
>  	status = "okay";
>  };
>  
> +&i2c0 {
> +	clock-frequency = <400000>;
> +	status = "okay";
> +};
> +
>  &pwm0 {
>  	status = "okay";
>  };
> @@ -51,4 +56,4 @@
>  
>  &uart2 {
>  	status = "okay";
> -};
> \ No newline at end of file
> +};
> diff --git a/arch/arm/boot/dts/vf-colibri.dtsi
> b/arch/arm/boot/dts/vf-colibri.dtsi
> index ab40367..471eec0 100644
> --- a/arch/arm/boot/dts/vf-colibri.dtsi
> +++ b/arch/arm/boot/dts/vf-colibri.dtsi
> @@ -39,6 +39,12 @@
>  	pinctrl-0 = <&pinctrl_fec1>;
>  };
>  
> +&i2c0 {
> +	clock-frequency = <400000>;

There is no need to overwrite the clock frequency again on carrier board
level here.

But other than that.

Acked-by: Stefan Agner <stefan at agner.ch>

> +	pinctrl-names = "default";
> +	pinctrl-0 = <&pinctrl_i2c0>;
> +};
> +
>  &pwm0 {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_pwm0>;
> @@ -102,6 +108,13 @@
>  			>;
>  		};
>  
> +		pinctrl_i2c0: i2c0grp {
> +			fsl,pins = <
> +				VF610_PAD_PTB14__I2C0_SCL		0x37ff
> +				VF610_PAD_PTB15__I2C0_SDA		0x37ff
> +			>;
> +		};
> +
>  		pinctrl_pwm0: pwm0grp {
>  			fsl,pins = <
>  				VF610_PAD_PTB0__FTM0_CH0		0x1182



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