Re: [PATCH v1 1/2] drm/panel: simple-panel: add the delay timing for Sharp LQ123P1JX31

From	Yakir Yang <ykk@rock-chips.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v1 1/2] drm/panel: simple-panel: add the delay timing for Sharp LQ123P1JX31
Date	2016-07-22 03:10 +0200
Message-ID	<rXx8t-757-5@gated-at.bofh.it> (permalink)
References	<rXm3o-7UG-19@gated-at.bofh.it> <rXniN-cH-15@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Sean,

On 07/21/2016 10:30 PM, Sean Paul wrote:
> On Thu, Jul 21, 2016 at 9:14 AM, Yakir Yang <ykk@rock-chips.com> wrote:
>> According to page 16 of Sharp LQ123P1JX31 datasheet, we need to add the
>> missing delay timing. Panel prepare time should be t1 (0.5ms~10ms) plus
>> t3 (0ms~100ms), and panel enable time should equal to t7 (0ms~50ms), and
>> panel unprepare time should be t11 (1ms~50ms) plus t12 (500ms~).
>>
>> Signed-off-by: Yakir Yang <ykk@rock-chips.com>
> Reviewed-by: Sean Paul <seanpaul@chromium.org>

Thanks  :-D

- Yakir

>> ---
>>   drivers/gpu/drm/panel/panel-simple.c | 5 +++++
>>   1 file changed, 5 insertions(+)
>>
>> diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
>> index 85143d1..f178998 100644
>> --- a/drivers/gpu/drm/panel/panel-simple.c
>> +++ b/drivers/gpu/drm/panel/panel-simple.c
>> @@ -1384,6 +1384,11 @@ static const struct panel_desc sharp_lq123p1jx31 = {
>>                  .width = 259,
>>                  .height = 173,
>>          },
>> +       .delay = {
>> +               .prepare = 110,
>> +               .enable = 50,
>> +               .unprepare = 550,
>> +       },
>>   };
>>
>>   static const struct drm_display_mode shelly_sca07010_bfn_lnn_mode = {
>> --
>> 1.9.1
>>
>>
>
>

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[PATCH v1 1/2] drm/panel: simple-panel: add the delay timing for Sharp LQ123P1JX31 Yakir Yang <ykk@rock-chips.com> - 2016-07-21 15:20 +0200
  [PATCH v1.1 2/2] drm/bridge: analogix_dp: turn off the panel when eDP need to disable Yakir Yang <ykk@rock-chips.com> - 2016-07-21 16:20 +0200
  Re: [PATCH v1 1/2] drm/panel: simple-panel: add the delay timing for  Sharp LQ123P1JX31 Sean Paul <seanpaul@chromium.org> - 2016-07-21 16:40 +0200
    Re: [PATCH v1 1/2] drm/panel: simple-panel: add the delay timing for  Sharp LQ123P1JX31 Yakir Yang <ykk@rock-chips.com> - 2016-07-22 03:10 +0200

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