On Wed, 03 Apr 2024 17:31:51 +0200, Marco Felsch wrote:
> Fix powering the DWC3 USB subsystem which is part of the HSIO BLKCTRL.
> Currently we enable the USB clocks and the USB module clock within the
> HSIO BLKCTRL. The later get stuck during the first call of
> imx8mp_blk_ctrl_power_on() since the parent GPCv2 device is not powered
> yet.
>
> Fix this by porting the Linux imx8mp_blk_ctrl::power_nb notifier_block
> logic. The Linux driver enable/disable the USB module to propagate the
> ADB handshake instead of powering it permanently. The logic is executed
> after the parent GPCv2 power domain is powered so we can access the HSIO
> BLKCTRL registers.
>
> [...]
Applied, thanks!
[1/1] pmdomain: imx8mp-blk-ctrl: fix adb handshake handling
https://git.pengutronix.de/cgit/barebox/commit/?id=aa03dc194997 (link may not be stable)
Best regards,
--
Sascha Hauer <s.hauer@xxxxxxxxxxxxxx>
