[PATCH 0/3] Add and enable USB nodes for ExynosAutov920 SoC

Krzysztof Kozlowski krzk at kernel.org
Thu Jan 22 02:40:12 PST 2026


On 22/01/2026 11:31, Pritam Manohar Sutar wrote:
> Hi All, 
> 
>> -----Original Message-----
>> From: Pritam Manohar Sutar <pritam.sutar at samsung.com>
>> Sent: 24 October 2025 05:19 PM
>> To: robh at kernel.org; krzk+dt at kernel.org; conor+dt at kernel.org;
>> alim.akhtar at samsung.com
>> Cc: devicetree at vger.kernel.org; linux-arm-kernel at lists.infradead.org; linux-
>> samsung-soc at vger.kernel.org; linux-kernel at vger.kernel.org;
>> rosa.pila at samsung.com; dev.tailor at samsung.com; faraz.ata at samsung.com;
>> muhammed.ali at samsung.com; selvarasu.g at samsung.com;
>> pritam.sutar at samsung.com
>> Subject: [PATCH 0/3] Add and enable USB nodes for ExynosAutov920 SoC
>>
>> This SoC has 2 USB typeC and 2 typeA ports those are DWC3 DRD controllers and
>> amoung them, one is USB3.1 DRD combo phy and three
>> USB2.0 phy controllers. This patchset adds and enables USB and USB-PHY nodes
>> in dts.
>>
>> PMIC driver is not implmented yet, we rely on USB LDOs being enabled by the
>> bootloader and used dummy regulators for now.
>>
>> To drive vbus for host mode, it needs GPIO pin to enable vbus regulator.
>> GPIO expander is present in the dts, we used it to enable the vbus regulator
>> using GPIO.
>>
>> USB ports are configured as OTG, and default mode is configured as peripheral.
>> These configurations might be changed based on requirements.
>>
>> This patchset has dependancy on schema and driver implementation[1] and role
>> switch control from userspace[2] patches.
>> [1]: https://lore.kernel.org/linux-phy/20251010070912.3758334-1-
>> pritam.sutar at samsung.com/
>> [2]: https://lore.kernel.org/linux-usb/20251024085455.789555-1-
>> pritam.sutar at samsung.com/

This wasn't even a dependency...

> 
> Above dependent patches are merged, can you please review the patchset? 

I closed my tree few days ago, so next cycle, but please resend, because
this is three months old now. I dropped it from my queue long time ago.

Best regards,
Krzysztof



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