[PATCH v1 0/6] Enable USB3 Super-Speed support for QCM6490/SC7280

Balaji Selvanathan balaji.selvanathan at oss.qualcomm.com
Wed Nov 19 16:25:24 CET 2025


This series enables USB3 Super-Speed functionality on QCM6490 and SC7280
platforms by adding support for the QMP USB3-DP Combo PHY. The combo PHY
is a dual-mode PHY that can operate in either USB3 or DisplayPort mode,
and this implementation focuses on USB3 mode to enable Super-Speed USB
support.

The series adds the necessary clock support, implements the
QMP Combo PHY driver ported from upstream Linux, and makes USB speed
fixup configurable.

Balaji Selvanathan (6):
  drivers: clk: qcom: sc7280: Add USB3 PHY pipe clock
  drivers: usb: dwc3: Add delay after core soft reset
  drivers: phy: qcom: Add QMP USB3-DP Combo PHY driver
  arch: arm: mach-snapdragon: Make USB speed fixup configurable
  arch: arm: dts: qcs6490-rb3gen2: Override USB3 PHY clocks
  configs: qcm6490: Enable super-speed USB support

 arch/arm/dts/qcs6490-rb3gen2-u-boot.dtsi   |   8 +
 arch/arm/mach-snapdragon/Kconfig           |  10 +
 arch/arm/mach-snapdragon/of_fixup.c        |   4 +
 configs/qcm6490_defconfig                  |   5 +
 drivers/clk/qcom/clock-sc7280.c            |   1 +
 drivers/phy/qcom/Kconfig                   |   8 +
 drivers/phy/qcom/Makefile                  |   1 +
 drivers/phy/qcom/phy-qcom-qmp-combo.c      | 503 +++++++++++++++++++++
 drivers/phy/qcom/phy-qcom-qmp-common.h     |  62 +++
 drivers/phy/qcom/phy-qcom-qmp-dp-com-v3.h  |  18 +
 drivers/phy/qcom/phy-qcom-qmp-pcs-usb-v4.h |  34 ++
 drivers/phy/qcom/phy-qcom-qmp.h            |  17 +
 drivers/usb/dwc3/core.c                    |   2 +
 13 files changed, 673 insertions(+)
 create mode 100644 drivers/phy/qcom/phy-qcom-qmp-combo.c
 create mode 100644 drivers/phy/qcom/phy-qcom-qmp-common.h
 create mode 100644 drivers/phy/qcom/phy-qcom-qmp-dp-com-v3.h
 create mode 100644 drivers/phy/qcom/phy-qcom-qmp-pcs-usb-v4.h

-- 
2.34.1



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