From: Simon Horman <horms@verge.net.au>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: linux-sh@vger.kernel.org, devicetree@vger.kernel.org,
robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com,
ijc+devicetree@hellion.org.uk, galak@codeaurora.org,
magnus.damm@gmail.com, linux@arm.linux.org.uk,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] ARM: shmobile: henninger: add I2C2 DT support
Date: Sun, 11 May 2014 09:09:38 +0900 [thread overview]
Message-ID: <20140511000938.GN31760@verge.net.au> (raw)
In-Reply-To: <201405090419.42435.sergei.shtylyov@cogentembedded.com>
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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>
prev parent reply other threads:[~2014-05-11 0:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-09 0:19 [PATCH] ARM: shmobile: henninger: add I2C2 DT support Sergei Shtylyov
2014-05-11 0:09 ` Simon Horman [this message]
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