Hi All, > -----Original Message----- > From: Pritam Manohar Sutar <pritam.sutar@samsung.com> > Sent: 24 October 2025 05:19 PM > To: robh@kernel.org; krzk+dt@kernel.org; conor+dt@kernel.org; > alim.akhtar@samsung.com > Cc: devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- > samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; > rosa.pila@samsung.com; dev.tailor@samsung.com; faraz.ata@samsung.com; > muhammed.ali@samsung.com; selvarasu.g@samsung.com; > pritam.sutar@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@samsung.com/ > [2]: https://lore.kernel.org/linux-usb/20251024085455.789555-1- > pritam.sutar@samsung.com/ Above dependent patches are merged, can you please review the patchset? > > Pritam Manohar Sutar (3): > arm64: dts: exynos: ExynosAutov920: Add USB and USB-phy nodes > arm64: dts: exynos: ExynosAutov920: Add regulators for the USB > arm64: dts: exynos: ExynosAutov920: Enable USB nodes > > .../boot/dts/exynos/exynosautov920-sadk.dts | 160 +++++++++++++++++ > .../arm64/boot/dts/exynos/exynosautov920.dtsi | 162 ++++++++++++++++++ > 2 files changed, 322 insertions(+) > > -- > 2.34.1 Thank you, Regards, Pritam
On 22/01/2026 11:31, Pritam Manohar Sutar wrote: > Hi All, > >> -----Original Message----- >> From: Pritam Manohar Sutar <pritam.sutar@samsung.com> >> Sent: 24 October 2025 05:19 PM >> To: robh@kernel.org; krzk+dt@kernel.org; conor+dt@kernel.org; >> alim.akhtar@samsung.com >> Cc: devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- >> samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; >> rosa.pila@samsung.com; dev.tailor@samsung.com; faraz.ata@samsung.com; >> muhammed.ali@samsung.com; selvarasu.g@samsung.com; >> pritam.sutar@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@samsung.com/ >> [2]: https://lore.kernel.org/linux-usb/20251024085455.789555-1- >> pritam.sutar@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
Hi Krzysztof, > -----Original Message----- > From: Krzysztof Kozlowski <krzk@kernel.org> > Sent: 22 January 2026 04:10 PM > To: Pritam Manohar Sutar <pritam.sutar@samsung.com>; robh@kernel.org; > krzk+dt@kernel.org; conor+dt@kernel.org; alim.akhtar@samsung.com > Cc: devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; linux- > samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; > rosa.pila@samsung.com; dev.tailor@samsung.com; faraz.ata@samsung.com; > muhammed.ali@samsung.com; selvarasu.g@samsung.com > Subject: Re: [PATCH 0/3] Add and enable USB nodes for ExynosAutov920 SoC > > On 22/01/2026 11:31, Pritam Manohar Sutar wrote: > > Hi All, > > > >> -----Original Message----- > >> From: Pritam Manohar Sutar <pritam.sutar@samsung.com> > >> Sent: 24 October 2025 05:19 PM > >> To: robh@kernel.org; krzk+dt@kernel.org; conor+dt@kernel.org; > >> alim.akhtar@samsung.com > >> Cc: devicetree@vger.kernel.org; linux-arm-kernel@lists.infradead.org; > >> linux- samsung-soc@vger.kernel.org; linux-kernel@vger.kernel.org; > >> rosa.pila@samsung.com; dev.tailor@samsung.com; > faraz.ata@samsung.com; > >> muhammed.ali@samsung.com; selvarasu.g@samsung.com; > >> pritam.sutar@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@samsung.com/ > >> [2]: https://lore.kernel.org/linux-usb/20251024085455.789555-1- > >> pritam.sutar@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. Noted and resent same patch series as v2 patchset. Link for v2: https://lore.kernel.org/linux-devicetree/20260122130721.205664-1-pritam.sutar@samsung.com/ > > Best regards, > Krzysztof Thank you. Regards, Pritam
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