[PATCH v4 00/10] phy: qcom: Introduce USB support for SM8750

Dmitry Baryshkov dmitry.baryshkov at oss.qualcomm.com
Wed Apr 9 20:22:06 PDT 2025


On Wed, Apr 09, 2025 at 10:48:11AM -0700, Melody Olvera wrote:
> Add support for the PHYs and controllers used for USB on SM8750 SoCs.
> 
> ---
> Changes in v4:
> - Made some fixups to the M31 eUSB2 driver

Which fixups?

> - Moved TCSR refclk_en to the QMP PHY DT node
> - Link to v3: https://lore.kernel.org/r/20250324-sm8750_usb_master-v3-0-13e096dc88fd@quicinc.com
> 
> Changes in v3:
> - Split platform DTs into separate commits.
> - Fixed up M31 eUSB2 PHY driver with feedback received.
> - Reordered DT properties based on feedback.
> - Rewrote commit message for enabling EUSB driver.
> - Link to v2: https://lore.kernel.org/r/20250304-sm8750_usb_master-v2-0-a698a2e68e06@quicinc.com
> 
> Changes in v2:
> - Added new QMP PHY register definitions for v8 based QMP phys.
> - Made changes to clean up some code in the M31 eUSB2 PHY driver based
> on feedback received.
> - Added bulk regulator operations in M31 eUSB2 PHY, to ensure that
> both the vdd and vdda12 regulators are properly voted for.
> - Removed external references to other dt bindings in M31 example for
> the DT bindings change.
> - Split DT patches between SoC and plaform changes, as well as the
> PHY subsystem Kconfig changes when introducing the M31 eUSB2 PHY.
> - Added orientation switch and port definitions in the DT changes.EDITME: describe what is new in this series revision.
> - Link to v1: https://lore.kernel.org/r/20250113-sm8750_usb_master-v1-0-09afe1dc2524@quicinc.com
> 
> ---
> Melody Olvera (1):
>       arm64: defconfig: Add M31 eUSB2 PHY config for SM8750
> 
> Wesley Cheng (9):
>       dt-bindings: phy: qcom,sc8280xp-qmp-usb43dp-phy: Add SM8750 to QMP PHY
>       dt-bindings: phy: Add the M31 based eUSB2 PHY bindings
>       dt-bindings: usb: qcom,dwc3: Add SM8750 compatible
>       phy: qcom: qmp-combo: Add new PHY sequences for SM8750
>       phy: qcom: Update description for QCOM based eUSB2 repeater
>       phy: qcom: Add M31 based eUSB2 PHY driver
>       arm64: dts: qcom: sm8750: Add USB support to SM8750 SoCs
>       arm64: dts: qcom: sm8750: Add USB support for SM8750 MTP platform
>       arm64: dts: qcom: sm8750: Add USB support for SM8750 QRD platform
> 
>  .../bindings/phy/qcom,m31-eusb2-phy.yaml           |  79 +++++
>  .../phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml         |   2 +
>  .../devicetree/bindings/usb/qcom,dwc3.yaml         |   3 +
>  arch/arm64/boot/dts/qcom/sm8750-mtp.dts            |  24 ++
>  arch/arm64/boot/dts/qcom/sm8750-qrd.dts            |  24 ++
>  arch/arm64/boot/dts/qcom/sm8750.dtsi               | 164 +++++++++++
>  arch/arm64/configs/defconfig                       |   1 +
>  drivers/phy/qualcomm/Kconfig                       |  16 +-
>  drivers/phy/qualcomm/Makefile                      |   1 +
>  drivers/phy/qualcomm/phy-qcom-m31-eusb2.c          | 325 +++++++++++++++++++++
>  drivers/phy/qualcomm/phy-qcom-qmp-combo.c          | 223 +++++++++++++-
>  drivers/phy/qualcomm/phy-qcom-qmp-pcs-usb-v8.h     |  38 +++
>  drivers/phy/qualcomm/phy-qcom-qmp-pcs-v8.h         |  32 ++
>  drivers/phy/qualcomm/phy-qcom-qmp-qserdes-com-v8.h |  64 ++++
>  .../phy/qualcomm/phy-qcom-qmp-qserdes-txrx-v8.h    |  68 +++++
>  drivers/phy/qualcomm/phy-qcom-qmp.h                |   5 +
>  16 files changed, 1065 insertions(+), 4 deletions(-)
> ---
> base-commit: 46086739de22d72319e37c37a134d32db52e1c5c
> change-id: 20241223-sm8750_usb_master-f27aed7f6d40
> 
> Best regards,
> -- 
> Melody Olvera <melody.olvera at oss.qualcomm.com>
> 

-- 
With best wishes
Dmitry



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