[lkml]   [2017]   [Nov]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 0/2] backlight: pwm_bl: prevent backlight flicker when switching PWM on
Hi all,

On 08/11/17 11:48, Daniel Thompson wrote:
> On 26/10/17 13:49, Lothar Waßmann wrote:
>> These patches implement some measures to prevent backlight flicker
>> when the backlight is being switched on for a display with an active
>> low brightness control pin.
>> GIT: [PATCH 1/2] backlight: pwm_bl: Enable PWM before switching regulator
>> GIT: [PATCH 2/2] backlight: pwm_bl: add configurable delay between
> Other than hoisting the pwm_enable() even earlier in the setup sequence this
> patchset seems to have a significant overlap with Enric's recent posting:
> Any chance of a shared view on this, especially on the DT bindings?

The DT binding were discussed some time ago for the patch series I sent, though
there isn't a final ack from DT maintainer.

Lothar, the series I sent have been reviewed and acked, can you test if the
series fixes the problem for you too?


> Daniel.

 \ /
  Last update: 2017-11-10 12:23    [W:0.070 / U:0.608 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site