[PATCH V6 2/2] video: drm: exynos: Add device tree support
Leela Krishna Amudala
l.krishna at samsung.com
Sun Sep 30 22:29:04 PDT 2012
Hello Stephen Warren,
The binding names that I use in my dts file should match with the
names given in http://lists.freedesktop.org/archives/dri-devel/2012-July/024875.html
right?
I think that is the only thing I have to take care, and as I'm not
using "struct drm_display_mode" in my driver its my wish whether to
use the helper function or not.
Please clarify me if I miss something.
Best Regards,
Leela Krishna Amudala.
On Fri, Sep 21, 2012 at 10:44 AM, Stephen Warren <swarren at wwwdotorg.org> wrote:
> On 09/21/2012 05:22 AM, Leela Krishna Amudala wrote:
>> This patch adds device tree based discovery support for exynos DRM-FIMD
>> driver which includes driver modification to handle platform data in
>> both the cases with DT and non-DT, Also adds the documentation for bindings.
>
>> diff --git a/Documentation/devicetree/bindings/drm/exynos/fimd.txt b/Documentation/devicetree/bindings/drm/exynos/fimd.txt
> ...
>> + - samsung,fimd-display: This property should specify the phandle of the
>> + display device node which holds the video interface timing with the
>> + below mentioned properties.
>> +
>> + - lcd-htiming: Specifies the horizontal timing for the overlay. The
>> + horizontal timing includes four parameters in the following order.
>> +
>> + - horizontal back porch (in number of lcd clocks)
>> + - horizontal front porch (in number of lcd clocks)
>> + - hsync pulse width (in number of lcd clocks)
>> + - Display panels X resolution.
>> +
>> + - lcd-vtiming: Specifies the vertical timing for the overlay. The
>> + vertical timing includes four parameters in the following order.
>> +
>> + - vertical back porch (in number of lcd lines)
>> + - vertical front porch (in number of lcd lines)
>> + - vsync pulse width (in number of lcd clocks)
>> + - Display panels Y resolution.
>
> Should this not use the new videomode timings that are under discussion at:
>
> http://lists.freedesktop.org/archives/dri-devel/2012-July/024875.html
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