[PATCH 0/3] Add support for USB onboard HUB, used on stm32 boards

Michal Simek michal.simek at amd.com
Wed Dec 14 13:14:14 CET 2022



On 12/12/22 14:19, Marek Vasut wrote:
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> On 12/12/22 11:44, Fabrice Gasnier wrote:
>> This series adds a driver to support USB onboard HUB, inspired by Linux
>> onboard hub driver.
>>
>> Purpose is to manage the power supply regulator on STM32 boards, for
>> low power use case in Linux. U-boot driver allows to benefit of the
>> device tree part to supply the HUB when need, instead using an
>> always-on regulator.
>>
>> It aligns the relevant DT part from emerging Linux v6.2. It also adds the
>> relevant default configuration on stm32mp15.

Not sure why v6.2 is relevant. That changes in connection to usb hubs/companion 
hubs/peer hubs have been merged some time ago.

It would be lovely to see also peer hubs part in u-boot too but nothing wrong 
with this part.

Acked-by: Michal Simek <michal.simek at amd.com>

Thanks,
Michal


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