From mboxrd@z Thu Jan  1 00:00:00 1970
From: Simon Horman <horms@verge.net.au>
Date: Sun, 11 May 2014 00:09:38 +0000
Subject: Re: [PATCH] ARM: shmobile: henninger: add I2C2 DT support
Message-Id: <20140511000938.GN31760@verge.net.au>
List-Id: <linux-sh.vger.kernel.org>
References: <201405090419.42435.sergei.shtylyov@cogentembedded.com>
In-Reply-To: <201405090419.42435.sergei.shtylyov@cogentembedded.com>
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To: linux-arm-kernel@lists.infradead.org

On Fri, May 09, 2014 at 04:19:41AM +0400, Sergei Shtylyov wrote:
> Define the Henninger board dependent part of the I2C2 device node.
> Add device nodes for Analog Devices ADV7180 video decoder and Renesas EEPROM
> connected to this I2C bus.
> 
> Based on the Koelsch I2C2 device tree patch by Wolfram Sang.
> 
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
> 
> ---
> This patch is against 'renesas-devel-v3.15-rc3-20140502' tag of Simon Horman's
> 'renesas.git' repo plus SDHI0/2, QSPI, and MSIOF0 DT support patches posted
> recently.
> 
>  arch/arm/boot/dts/r8a7791-henninger.dts |   24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> Index: renesas/arch/arm/boot/dts/r8a7791-henninger.dts
> =================================> --- renesas.orig/arch/arm/boot/dts/r8a7791-henninger.dts
> +++ renesas/arch/arm/boot/dts/r8a7791-henninger.dts
> @@ -110,6 +110,11 @@
>  		renesas,function = "sdhi2";
>  	};
>  
> +	i2c2_pins: i2c2 {
> +		renesas,groups = "i2c2";
> +		renesas,function = "i2c2";
> +	};
> +
>  	qspi_pins: spi0 {
>  		renesas,groups = "qspi_ctrl", "qspi_data4";
>  		renesas,function = "qspi";
> @@ -170,6 +175,25 @@
>  	status = "okay";
>  };
>  
> +&i2c2 {
> +	pinctrl-0 = <&i2c2_pins>;
> +	pinctrl-names = "default";
> +
> +	status = "okay";
> +	clock-frequency = <400000>;
> +
> +	video@20 {
> +		compatible = "adi,adv7180";
> +		reg = <0x20>;
> +	};
> +
> +	eeprom@50 {
> +		compatible = "24c02";

I am holding off until a conclusion is reached on the discussion
elsewhere on the desired compatible string for the eeprom.

> +		reg = <0x50>;
> +		pagesize = <16>;
> +	};
> +};
> +
>  &qspi {
>  	pinctrl-0 = <&qspi_pins>;
>  	pinctrl-names = "default";
> --
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