Re: [PATCH] drm/bridge: it6505: Fix inverted reset polarity

2024-11-04 Thread Chen-Yu Tsai
On Tue, 29 Oct 2024 17:54:10 +0800, Chen-Yu Tsai wrote: > The IT6505 bridge chip has a active low reset line. Since it is a > "reset" and not an "enable" line, the GPIO should be asserted to > put it in reset and deasserted to bring it out of reset during > the power on sequence. > > The polarit

Re: [PATCH] drm/bridge: it6505: Fix inverted reset polarity

2024-11-04 Thread Neil Armstrong
On 29/10/2024 10:54, Chen-Yu Tsai wrote: The IT6505 bridge chip has a active low reset line. Since it is a "reset" and not an "enable" line, the GPIO should be asserted to put it in reset and deasserted to bring it out of reset during the power on sequence. The polarity was inverted when the dri

Re: [PATCH] drm/bridge: it6505: Fix inverted reset polarity

2024-10-31 Thread Dmitry Baryshkov
On Tue, Oct 29, 2024 at 05:54:10PM +0800, Chen-Yu Tsai wrote: > The IT6505 bridge chip has a active low reset line. Since it is a > "reset" and not an "enable" line, the GPIO should be asserted to > put it in reset and deasserted to bring it out of reset during > the power on sequence. > > The pol

[PATCH] drm/bridge: it6505: Fix inverted reset polarity

2024-10-29 Thread Chen-Yu Tsai
The IT6505 bridge chip has a active low reset line. Since it is a "reset" and not an "enable" line, the GPIO should be asserted to put it in reset and deasserted to bring it out of reset during the power on sequence. The polarity was inverted when the driver was first introduced, likely because th