[PATCH v3 4/6] dts: exynos: add device tree support for exynos5 hdmiddc
Tomasz Figa
t.figa at samsung.com
Tue Oct 16 20:04:45 EST 2012
Hi,
On Tuesday 16 of October 2012 05:00:32 Rahul Sharma wrote:
> This patch adds support for device tree based discovery for exynos5
> hdmi ddc.
>
> Signed-off-by: Rahul Sharma <rahul.sharma at samsung.com>
> ---
> .../devicetree/bindings/drm/exynos/hdmiddc.txt | 12 ++++++++++++
> arch/arm/boot/dts/exynos5250-smdk5250.dts | 10 +++++++++-
> arch/arm/mach-exynos/mach-exynos5-dt.c | 2 ++
> 3 files changed, 23 insertions(+), 1 deletions(-)
> create mode 100644
> Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt
>
> diff --git a/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt
> b/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt new file
> mode 100644
> index 0000000..c408892
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/drm/exynos/hdmiddc.txt
> @@ -0,0 +1,12 @@
> +Device-Tree bindings for hdmiddc driver
> +
> +Required properties:
> +- compatible: value should be "samsung,exynos5-hdmiddc".
> +- reg: I2C address of the hdmiddc device.
> +
> +Example:
> +
> + hdmiddc {
> + compatible = "samsung,exynos5-hdmiddc";
> + reg = <0x50>;
> + };
> \ 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 18ac213..f7b4fc4
> 100644
> --- a/arch/arm/boot/dts/exynos5250-smdk5250.dts
> +++ b/arch/arm/boot/dts/exynos5250-smdk5250.dts
> @@ -56,7 +56,15 @@
> };
>
> i2c at 12C80000 {
> - status = "disabled";
> + samsung,i2c-sda-delay = <100>;
> + samsung,i2c-max-bus-freq = <66000>;
> + gpios = <&gpa0 6 3 3 0>,
> + <&gpa0 7 3 3 0>;
> +
> + hdmiddc at 50 {
> + compatible = "samsung,exynos5-hdmiddc";
> + reg = <0x50>;
> + };
> };
>
> i2c at 12C90000 {
> diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c
> b/arch/arm/mach-exynos/mach-exynos5-dt.c index 3f129db..003963c 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-i2c", EXYNOS5_PA_IIC(2),
> + "s3c2440-i2c.2", 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,
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/20121016/3cacc1aa/attachment.html>
More information about the devicetree-discuss
mailing list