linux-kernel - Re: [PATCH] [POWERPC] Add i2c pins to dts and board setup

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Date:	Tue, 13 May 2008 11:46:46 -0500
From:	Scott Wood <scottwood@...escale.com>
To:	Jochen Friedrich <jochen@...am.de>
CC:	Anton Vorontsov <avorontsov@...mvista.com>,
	linuxppc-dev list <linuxppc-dev@...abs.org>,
	"Kernel, Linux" <linux-kernel@...r.kernel.org>,
	Kumar Gala <galak@...nel.crashing.org>,
	Linux I2C <i2c@...sensors.org>,
	Jean Delvare <khali@...ux-fr.org>
Subject: Re: [PATCH] [POWERPC] Add i2c pins to dts and board setup

Jochen Friedrich wrote:
> Initialize I2C pins on boards with CPM1/CPM2 controllers.
> 
> Signed-off-by: Jochen Friedrich <jochen@...am.de>
> ---
>  arch/powerpc/boot/dts/mpc8272ads.dts         |   10 ++++++++++
>  arch/powerpc/boot/dts/mpc866ads.dts          |   10 ++++++++++
>  arch/powerpc/boot/dts/mpc885ads.dts          |   10 ++++++++++
>  arch/powerpc/platforms/82xx/mpc8272_ads.c    |    4 ++++
>  arch/powerpc/platforms/8xx/mpc86xads_setup.c |    4 ++++
>  arch/powerpc/platforms/8xx/mpc885ads_setup.c |    3 +++
>  6 files changed, 41 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/powerpc/boot/dts/mpc8272ads.dts b/arch/powerpc/boot/dts/mpc8272ads.dts
> index 46e2da3..57abcc1 100644
> --- a/arch/powerpc/boot/dts/mpc8272ads.dts
> +++ b/arch/powerpc/boot/dts/mpc8272ads.dts
> @@ -217,6 +217,16 @@
>  				linux,network-index = <1>;
>  				fsl,cpm-command = <0x16200300>;
>  			};
> +
> +			i2c@...60 {
> +				compatible = "fsl,mpc8272-i2c",
> +					     "fsl,cpm2-i2c",
> +					     "fsl,cpm-i2c";
> +				reg = <11860 20 8afc 2>;
> +				interrupts = <1 8>;
> +				interrupt-parent = <&PIC>;
> +				fsl,cpm-command = <29600000>;
> +			};
>  		};
>  
>  		PIC: interrupt-controller@...00 {
> diff --git a/arch/powerpc/boot/dts/mpc866ads.dts b/arch/powerpc/boot/dts/mpc866ads.dts
> index 765e43c..84c190e 100644
> --- a/arch/powerpc/boot/dts/mpc866ads.dts
> +++ b/arch/powerpc/boot/dts/mpc866ads.dts
> @@ -171,6 +171,16 @@
>  				fsl,cpm-command = <0000>;
>  				linux,network-index = <1>;
>  			};
> +
> +			i2c@860 {
> +				compatible = "fsl,mpc866-i2c",
> +					     "fsl,cpm1-i2c",
> +					     "fsl,cpm-i2c";
> +				reg = <860 20 3c80 30>;
> +				interrupts = <10>;
> +				interrupt-parent = <&CPM_PIC>;
> +				fsl,cpm-command = <0010>;
> +			};
>  		};
>  	};
>  
> diff --git a/arch/powerpc/boot/dts/mpc885ads.dts b/arch/powerpc/boot/dts/mpc885ads.dts
> index 9895043..67d0e8d 100644
> --- a/arch/powerpc/boot/dts/mpc885ads.dts
> +++ b/arch/powerpc/boot/dts/mpc885ads.dts
> @@ -215,6 +215,16 @@
>  				fsl,cpm-command = <0x80>;
>  				linux,network-index = <2>;
>  			};
> +
> +			i2c@860 {
> +				compatible = "fsl,mpc885-i2c",
> +					     "fsl,cpm1-i2c",
> +					     "fsl,cpm-i2c";
> +				reg = <860 20 3c80 30>;
> +				interrupts = <10>;
> +				interrupt-parent = <&CPM_PIC>;
> +				fsl,cpm-command = <0010>;
> +			};
>  		};
>  	};
>  

These are v1 dts files -- you need an 0x  prefix on the hex numbers.

-Scott
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