[PATCH v2 0/4] USB-PD TCPM improvements

[Nicolas Frattaroli]

On Wednesday, 26 February 2025 19:44:43 Central European Standard Time 
Sebastian Reichel wrote:
> Hi,
> 
> I have a couple of fixes/improvements for the TCPM code. Three are fixing
> actual problems I noticed on the Rock 5B, which prevented booting up the
> system. One of them simply adds an error print before potentially committing
> hara-kiri by triggering a hard reset, which helps people understanding why
> their boards reset themself in case there are more problems. I've recently
> added the same print to the kernel TCPM code.
> 
> Changes since PATCHv1:
>  *
> https://lore.kernel.org/u-boot/20241031175404.114773-5-sebastian.reichel@co
> llabora.com/ * rebased to v2025.04-rc3 (no changes needed)
> 
> Greetings,
> 
> -- Sebastian
> 
> Sebastian Reichel (4):
>   usb: tcpm: improve handling of some power-supplies
>   usb: tcpm: avoid resets for missing source capability messages
>   usb: tcpm: print error on hard reset
>   usb: tcpm: improve data role mismatch error recovery
> 
>  drivers/usb/tcpm/tcpm-internal.h |  1 +
>  drivers/usb/tcpm/tcpm.c          | 95 ++++++++++++++++++++++++++++----
>  2 files changed, 85 insertions(+), 11 deletions(-)

Tested-by: Nicolas Frattaroli <nicolas.frattaroli at collabora.com>

Used this series on our 2025.04-rc2-based Sige5 tree. Resolves a problem I've 
observed with PD supplies where the board may bootloop within u-boot. Tested 
with various USB-C PD sources and cables, all of which worked.

Thanks,
Nicolas Frattaroli