Hanjie Lin writes: > This patchset adds support for USB on Amlogic A1 SoCs. > > This patchset is composed with : > - bindings of the PHY > - bindings of the USB Control Glue > - PHY Driver > - USB Control Glue driver > - dts of the PHY > - dts of the USB Controller > > The Amlogic A1 USB Complex is composed of : > - 1 DWC3 USB controller for USB2 Host functionality > - 1 USB2 PHY for USB2 Host functionality > > The USB Control Glue setups the clocks and the reset about DWC3 USB > controller, and binds to the USB2 PHY. It also configures the 8bit > UTMI interfaces for the USB2 PHY, including setting USB2 phy mode. > > The USB2 PHY driver initializes the phy analog settings, phy PLL > setup and phy tuning. > > This patchset is based on A1 clock/power domain/reset series at [0]. > > Changes since v1:[1] > - integrate glue and phy drivers into g12a's > > Changes since v2:[2] > - modify amlogic,meson-g12a-usb-ctrl.yaml with dt_binding_check tool > - phy/glue driver use of_device_get_match_data to distinguish A1 from G12A > > Changes since v3:[3] > - fix bindings mistakes of the PHY according Rob's comments > - fix bindings mistakes of the USB Control Glue according Rob's comments > - phy driver add xtal_usb_phy clock which moved from glue driver > - glue driver use otg_mode instead of soc_id to support otg function > > Changes since v4:[4] > - phy driver revert reset-names changes > - phy driver change clock name to "xtal" to consistent with g12a > - glue driver add drvdata otg_switch_supported > > Changes since v5:[5] > - integrate phy bindings into g12a > - modify glue bindings format according to martin's advices > - glue driver add dwc3_meson_g12a_otg_init() do otg related work > - glue driver add clk_bulk_disable_unprepare() in remove > > Changes since v6:[6] > - fix glue bindings dt_check_bindings error. > - squash phy and glue dts patches and set usb status to disabled default > > [0] > https://patchwork.kernel.org/project/linux-amlogic/list/?series=185477 > https://patchwork.kernel.org/project/linux-amlogic/list/?series=180055 > https://patchwork.kernel.org/project/linux-amlogic/list/?series=189643 > > [1] : https://lore.kernel.org/linux-amlogic/1574405757-76184-1-git-send-email-hanjie.lin@amlogic.com > > [2] : https://lore.kernel.org/linux-amlogic/1576636944-196192-1-git-send-email-hanjie.lin@amlogic.com > > [3] : https://lore.kernel.org/linux-amlogic/1577428606-69855-1-git-send-email-hanjie.lin@amlogic.com > > [4] : https://lore.kernel.org/linux-amlogic/1578537045-23260-1-git-send-email-hanjie.lin@amlogic.com > > [5] : https://lore.kernel.org/linux-amlogic/1578634957-54826-1-git-send-email-hanjie.lin@amlogic.com > > [6] : https://lore.kernel.org/linux-amlogic/1579220504-110067-1-git-send-email-hanjie.lin@amlogic.com > > Hanjie Lin (5): > dt-bindings: phy: Add Amlogic A1 USB2 PHY Bindings > dt-bindings: usb: dwc3: Add the Amlogic A1 Family DWC3 Glue Bindings > phy: amlogic: Add Amlogic A1 USB2 PHY Driver > usb: dwc3: Add Amlogic A1 DWC3 glue > arm64: dts: meson: a1: Enable USB2 PHY and DWC3 controller I have taken dwc3 bindings and dwc3 patch. PHY parts should go via Kishon -- balbi