Re: [PATCH] drm/bridge: fix anx6345 power up sequence

2022-05-21 Thread Vasily Khoruzhick
On Thu, May 19, 2022 at 6:40 AM Torsten Duwe wrote: > > On Wed, 18 May 2022 09:53:58 -0700 > Vasily Khoruzhick wrote: > > > On Thu, Apr 28, 2022 at 8:58 AM Torsten Duwe wrote: > > > > power on the eDP bridge? Could there be any leftovers from that > > > mechanism? I use a hacked-up U-Boot with a

Re: [PATCH] drm/bridge: fix anx6345 power up sequence

2022-05-19 Thread Torsten Duwe
On Wed, 18 May 2022 09:53:58 -0700 Vasily Khoruzhick wrote: > On Thu, Apr 28, 2022 at 8:58 AM Torsten Duwe wrote: > > power on the eDP bridge? Could there be any leftovers from that > > mechanism? I use a hacked-up U-Boot with a procedure similar to the > > kernel driver as fixed by this change

Re: [PATCH] drm/bridge: fix anx6345 power up sequence

2022-05-18 Thread Vasily Khoruzhick
On Thu, Apr 28, 2022 at 8:58 AM Torsten Duwe wrote: > > On Mon, 18 Apr 2022 17:25:57 -0700 > Vasily Khoruzhick wrote: > > > On Sun, Apr 17, 2022 at 11:52 AM Vasily Khoruzhick > > wrote: > > > > The change looks good to me, but I'll need some time to actually > > > test it. If you don't hear from

Re: [PATCH] drm/bridge: fix anx6345 power up sequence

2022-04-28 Thread Torsten Duwe
On Mon, 18 Apr 2022 17:25:57 -0700 Vasily Khoruzhick wrote: > On Sun, Apr 17, 2022 at 11:52 AM Vasily Khoruzhick > wrote: > > The change looks good to me, but I'll need some time to actually > > test it. If you don't hear from me for longer than a week please > > ping me. > > Your change doesn

Re: [PATCH] drm/bridge: fix anx6345 power up sequence

2022-04-18 Thread Vasily Khoruzhick
On Sun, Apr 17, 2022 at 11:52 AM Vasily Khoruzhick wrote: > > On Sun, Apr 17, 2022 at 9:15 AM Torsten Duwe wrote: > > > > Align the power-up sequence with the known-good procedure documented in [1]: > > un-swap dvdd12 and dvdd25, and allow a little extra time for them to settle > > before de-asse

Re: [PATCH] drm/bridge: fix anx6345 power up sequence

2022-04-17 Thread Vasily Khoruzhick
On Sun, Apr 17, 2022 at 9:15 AM Torsten Duwe wrote: > > Align the power-up sequence with the known-good procedure documented in [1]: > un-swap dvdd12 and dvdd25, and allow a little extra time for them to settle > before de-asserting reset. Hi Torsten, Interesting find! I tried to fix the issue s

[PATCH] drm/bridge: fix anx6345 power up sequence

2022-04-17 Thread Torsten Duwe
Align the power-up sequence with the known-good procedure documented in [1]: un-swap dvdd12 and dvdd25, and allow a little extra time for them to settle before de-asserting reset. Fixes: 6aa192698089b ("drm/bridge: Add Analogix anx6345 support") [1] https://github.com/OLIMEX/DIY-LAPTOP/blob/master