[PATCH] arm: boot: dts: am437x-idk: enable i2c2

Tony Lindgren tony at atomide.com
Mon Mar 16 14:07:51 PDT 2015


* Felipe Balbi <balbi at ti.com> [150219 12:02]:
> i2c2 goes to an expansion connector which we
> want to use.

Applying into omap-for-v4.1/dt thanks.

Tony
 
> Signed-off-by: Felipe Balbi <balbi at ti.com>
> ---
>  arch/arm/boot/dts/am437x-idk-evm.dts | 22 ++++++++++++++++++++++
>  1 file changed, 22 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts
> index 2471f1ebd4ed..22c2031dea17 100644
> --- a/arch/arm/boot/dts/am437x-idk-evm.dts
> +++ b/arch/arm/boot/dts/am437x-idk-evm.dts
> @@ -133,6 +133,20 @@
>  		>;
>  	};
>  
> +	i2c2_pins_default: i2c2_pins_default {
> +		pinctrl-single,pins = <
> +			0x1e8 (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data1.i2c2_scl */
> +			0x1ec (PIN_INPUT | SLEWCTRL_FAST | MUX_MODE3) /* cam1_data0.i2c2_sda */
> +		>;
> +	};
> +
> +	i2c2_pins_sleep: i2c2_pins_sleep {
> +		pinctrl-single,pins = <
> +			0x1e8 (PIN_INPUT_PULLDOWN | MUX_MODE7)
> +			0x1ec (PIN_INPUT_PULLDOWN | MUX_MODE7)
> +		>;
> +	};
> +
>  	mmc1_pins_default: pinmux_mmc1_pins_default {
>  		pinctrl-single,pins = <
>  			0x100 (PIN_INPUT | MUX_MODE0) /* mmc0_clk.mmc0_clk */
> @@ -263,6 +277,14 @@
>  	};
>  };
>  
> +&i2c2 {
> +	status = "okay";
> +	pinctrl-names = "default", "sleep";
> +	pinctrl-0 = <&i2c2_pins_default>;
> +	pinctrl-1 = <&i2c2_pins_sleep>;
> +	clock-frequency = <100000>;
> +};
> +
>  &epwmss0 {
>  	status = "okay";
>  };
> -- 
> 2.3.0
> 
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