[PATCH 0/3] Add and enable USB nodes for ExynosAutov920 SoC
Pritam Manohar Sutar
pritam.sutar at samsung.com
Thu Jan 22 02:31:51 PST 2026
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/
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
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