Add USB PHY support for CV18XX/SG200X series
Changed from v4:
- https://lore.kernel.org/all/20250611081804.1196397-1-inochiama@gmail.com
1. patch 1: apply Conor's tag
2. patch 2: remove dr_mode debugfs entry.
3. patch 2: simplify the cv1800_usb_phy_set_clock function
Changed from v3:
- https://lore.kernel.org/all/IA1PR20MB4953C1876484E149AA390DD5BB1D2@IA1PR20MB4953.namprd20.prod.outlook.com/
1. patch 1: remove vbus-gpio, switch-gpio and dr_mode properties.
2. patch 2: remove all logic related to the bindings change.
3. remove the syscon header file.
Changed from v2:
1. add item description for switch gpios.
Changed from v1:
1. remove dr_mode property and use default mode instead.
2. improve the description of `vbus_det-gpios` and `sophgo,switch-gpios`
Inochi Amaoto (2):
dt-bindings: phy: Add Sophgo CV1800 USB phy
phy: sophgo: Add USB 2.0 PHY driver for Sophgo CV18XX/SG200X
.../bindings/phy/sophgo,cv1800b-usb2-phy.yaml | 54 ++++++
drivers/phy/Kconfig | 1 +
drivers/phy/Makefile | 1 +
drivers/phy/sophgo/Kconfig | 19 ++
drivers/phy/sophgo/Makefile | 2 +
drivers/phy/sophgo/phy-cv1800-usb2.c | 170 ++++++++++++++++++
6 files changed, 247 insertions(+)
create mode 100644 Documentation/devicetree/bindings/phy/sophgo,cv1800b-usb2-phy.yaml
create mode 100644 drivers/phy/sophgo/Kconfig
create mode 100644 drivers/phy/sophgo/Makefile
create mode 100644 drivers/phy/sophgo/phy-cv1800-usb2.c
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2.50.0