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So the codes can be used in visionfive2 and star64 7110 board. The driver is almost the same with kernel driver. Test with Star64 JH7110 board USB 3.0 + USB 2.0 host. The code can work. The Starfive JH7110 has enable CONFIG_OF_UPSTREAM. The dts is from kernel - previous version v1: https://patchwork.ozlabs.org/project/uboot/cover/20240504150358.19600-1-minda.chen@starfivetech.com/ v2: https://patchwork.ozlabs.org/project/uboot/cover/20240704055014.55117-1-minda.chen@starfivetech.com/ v3: https://patchwork.ozlabs.org/project/uboot/cover/20240719013822.101374-1-minda.chen@starfivetech.com/ v4: https://patchwork.ozlabs.org/project/uboot/cover/20240829013058.6178-1-minda.chen@starfivetech.com/ - patch description. patch1: Add set phy mode function in cdns3 core driver which is used by Starfive JH7110. patch2-3: USB and PCIe 2.0 (usb 3.0) PHY drivier patch4: Cadence USB wrapper driver. patch5: Get the dr mode from wrapper device node. patch6: Add JH7110 USB default overcurrent pin. patch7: config update. patch8: MAINTAINERS update - change: v6: - patch 5 format changed. - split v5 patch4 to v6 patch 4 and patch 5 - delete v6 dts patch7 because the StarFive JH7110 CONFIG_OF_UPSTREAM is enbled. v5: - patch 2-4 format changed. - For pareparing enable OF_UPSTREAM, patch4 get the dr mode from parent device dts node not the cdns core device dts. - patch2 add a common usb syscon setting headfile. - delete v4 patch8 and the star64 dts setting can be setting int star64 board dts configuration if the OF_UPSTREAM is enable. v4: - patch 2 Add usb split setting, default set USB 2.0 only. - patch 5 move to spl stage. - Add a new patch 8 for star64 board usb host, vbus pin setting and usb 3.0 v3: - patch 1 Move the added code to cdns3_drd_update_mode(). - patch 1-4 correct the code format.(follow Rogers's comments.) - patch 3 using regmap_field. v2: - patch 1 Move the added code to cdns3_core_init_role(). Must set PHY mode before calling cdns3 role start function. - patch 1-4 correct the code format.(follow Marek's comments.) - patch 2 Add set 125M clock in PHY init function. - Add new patch5. Minda Chen (8): usb: cdns3: Set USB PHY mode in cdns3_drd_update_mode() phy: starfive: Add Starfive JH7110 USB 2.0 PHY driver phy: starfive: Add Starfive JH7110 PCIe 2.0 PHY driver usb: cdns: starfive: Get dr mode from wrapper device dts node usb: cdns: starfive: Add cdns USB driver spl: starfive: visionfive2: Disable USB overcurrent pin by default. configs: starfive: Add visionfive2 cadence USB configuration MAINTAINERS: Update Starfive visionfive2 maintain files. arch/riscv/include/asm/arch-jh7110/gpio.h | 5 + board/starfive/visionfive2/MAINTAINERS | 2 + board/starfive/visionfive2/spl.c | 3 + configs/starfive_visionfive2_defconfig | 10 + drivers/phy/Kconfig | 1 + drivers/phy/Makefile | 1 + drivers/phy/starfive/Kconfig | 21 ++ drivers/phy/starfive/Makefile | 7 + drivers/phy/starfive/phy-jh7110-pcie.c | 239 +++++++++++++++++++ drivers/phy/starfive/phy-jh7110-usb-syscon.h | 9 + drivers/phy/starfive/phy-jh7110-usb2.c | 162 +++++++++++++ drivers/usb/cdns3/Kconfig | 7 + drivers/usb/cdns3/Makefile | 1 + drivers/usb/cdns3/cdns3-starfive.c | 182 ++++++++++++++ drivers/usb/cdns3/core.c | 3 + drivers/usb/cdns3/drd.c | 14 ++ 16 files changed, 667 insertions(+) create mode 100644 drivers/phy/starfive/Kconfig create mode 100644 drivers/phy/starfive/Makefile create mode 100644 drivers/phy/starfive/phy-jh7110-pcie.c create mode 100644 drivers/phy/starfive/phy-jh7110-usb-syscon.h create mode 100644 drivers/phy/starfive/phy-jh7110-usb2.c create mode 100644 drivers/usb/cdns3/cdns3-starfive.c base-commit: bc157bb6667ed97e33be8ce8436c28baa275b295 -- 2.17.1