[PATCH v3 3/6] dts: exynos: add device tree support for exynos5 hdmiphy

Tomasz Figa t.figa at samsung.com
Tue Oct 16 20:03:33 EST 2012


Hi,

On Tuesday 16 of October 2012 05:00:31 Rahul Sharma wrote:
> This patch adds support for device tree based discovery for exynos5
> hdmiphy.
> 
> Signed-off-by: Rahul Sharma <rahul.sharma at samsung.com>
> ---
>  .../devicetree/bindings/drm/exynos/hdmiphy.txt     |   12 ++++++++++++
>  arch/arm/boot/dts/exynos5250-smdk5250.dts          |   10 ++++++++++
>  arch/arm/boot/dts/exynos5250.dtsi                  |    8 ++++++++
>  arch/arm/mach-exynos/mach-exynos5-dt.c             |    2 ++
>  4 files changed, 32 insertions(+), 0 deletions(-)
>  create mode 100644
> Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt
> 
> diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt
> b/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt new file
> mode 100644
> index 0000000..c4face5
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/drm/exynos/hdmiphy.txt
> @@ -0,0 +1,12 @@
> +Device-Tree bindings for hdmiphy driver
> +
> +Required properties:
> +- compatible: value should be "samsung,exynos5-hdmiphy".
> +- reg: I2C address of the hdmiphy device.
> +
> +Example:
> +
> +	hdmiphy {
> +		compatible = "samsung,exynos5-hdmiphy";
> +		reg = <0x38>;
> +	};
> \ No newline at end of file
> diff --git a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> b/arch/arm/boot/dts/exynos5250-smdk5250.dts index 0d51678..18ac213
> 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -79,6 +79,16 @@
>  		status = "disabled";
>  	};
> 
> +	i2c at 12CE0000 {
> +		samsung,i2c-sda-delay = <100>;
> +		samsung,i2c-max-bus-freq = <66000>;
> +
> +		hdmiphy at 38 {
> +			compatible = "samsung,exynos5-hdmiphy";
> +			reg = <0x38>;
> +		};
> +	};
> +
>  	dwmmc_0: dwmmc0 at 12200000 {
>  		num-slots = <1>;
>  		supports-highspeed;
> diff --git a/arch/arm/boot/dts/exynos5250.dtsi
> b/arch/arm/boot/dts/exynos5250.dtsi index 4064b6a..242079a 100644
> --- a/arch/arm/boot/dts/exynos5250.dtsi
> +++ b/arch/arm/boot/dts/exynos5250.dtsi
> @@ -152,6 +152,14 @@
>  		#size-cells = <0>;
>  	};
> 
> +	i2c at 12CE0000 {
> +		compatible = "samsung,s3c2440-hdmiphy-i2c";
> +		reg = <0x12CE0000 0x1000>;
> +		interrupts = <0 64 0>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +	};
> +
>  	spi_0: spi at 12d20000 {
>  		compatible = "samsung,exynos4210-spi";
>  		reg = <0x12d20000 0x100>;
> diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c
> b/arch/arm/mach-exynos/mach-exynos5-dt.c index cdad7c1..3f129db 100644
> --- a/arch/arm/mach-exynos/mach-exynos5-dt.c
> +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c
> @@ -47,6 +47,8 @@ static const struct of_dev_auxdata
> exynos5250_auxdata_lookup[] __initconst = { "s3c2440-i2c.0", NULL),
>  	OF_DEV_AUXDATA("samsung,s3c2440-i2c", EXYNOS5_PA_IIC(1),
>  				"s3c2440-i2c.1", NULL),
> +	OF_DEV_AUXDATA("samsung,s3c2440-hdmiphy-i2c", EXYNOS5_PA_IIC(8),
> +				"s3c2440-hdmiphy-i2c", NULL),
>  	OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI0,
>  				"dw_mmc.0", NULL),
>  	OF_DEV_AUXDATA("samsung,exynos5250-dw-mshc", EXYNOS5_PA_DWMCI1,

Looks fine.

Reviewed-by: Tomasz Figa <t.figa at samsung.com>

Best regards,
-- 
Tomasz Figa
Samsung Poland R&D Center
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.ozlabs.org/pipermail/devicetree-discuss/attachments/20121016/9853a475/attachment-0001.html>


More information about the devicetree-discuss mailing list