[linux-yocto] [PATCH] ARM: dts: am335x-boneblack: configure i2c1 and 2

Bruce Ashfield bruce.ashfield at windriver.com
Tue May 31 10:36:57 PDT 2016


On 2016-05-31 3:00 AM, Yong Li wrote:
> From: Nishanth Menon <nm at ti.com>
>
> Configure i2c1 and 2 at 400KHz.
>
> Signed-off-by: Nishanth Menon <nm at ti.com>
>
> Upstream-status: Inappropriate, not author

Since you aren't the author, is there a public link that you can
reference for the source of the patch ?

We should have that, so we can show that it is unmodified as part
of the merge, and for tracking purposes.

Bruce

> Signed-off-by: Yong Li <yong.b.li at intel.com>
> ---
>  arch/arm/boot/dts/am335x-boneblack.dts | 30 ++++++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
>
> diff --git a/arch/arm/boot/dts/am335x-boneblack.dts b/arch/arm/boot/dts/am335x-boneblack.dts
> index 901739f..a441804 100644
> --- a/arch/arm/boot/dts/am335x-boneblack.dts
> +++ b/arch/arm/boot/dts/am335x-boneblack.dts
> @@ -64,12 +64,42 @@
>  			0x1b0 0x03      /* xdma_event_intr0, OMAP_MUX_MODE3 | AM33XX_PIN_OUTPUT */
>  		>;
>  	};
> +
> +	i2c1_pins: pinmux_i2c1_pins {
> +		pinctrl-single,pins = <
> +			0x158 (PIN_INPUT_PULLUP | MUX_MODE2)	/* spi0_d1.i2c1_sda */
> +			0x15c (PIN_INPUT_PULLUP | MUX_MODE2)	/* spi0_cs0.i2c1_scl */
> +		>;
> +	};
> +
> +	i2c2_pins: pinmux_i2c2_pins {
> +		pinctrl-single,pins = <
> +			0x178 (PIN_INPUT_PULLUP | MUX_MODE3)	/* uart1_ctsn.i2c2_sda */
> +			0x17c (PIN_INPUT_PULLUP | MUX_MODE3)	/* uart1_rtsn.i2c2_scl */
> +		>;
> +	};
>  };
>
>  &lcdc {
>  	status = "okay";
>  };
>
> +&i2c1 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c1_pins>;
> +
> +	status = "okay";
> +	clock-frequency = <400000>;
> +};
> +
> +&i2c2 {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&i2c2_pins>;
> +
> +	status = "okay";
> +	clock-frequency = <400000>;
> +};
> +
>  / {
>  	hdmi {
>  		compatible = "ti,tilcdc,slave";
>



More information about the linux-yocto mailing list