dwc3控制器初始化的时候会将控制器设置为USB_DR_MODE_OTG模式,同时调用dwc3_host_init和dwc3_gadget_init函数初始化主机模式和设备模式所需的资源,控制器后续可以动态切换为主机模式和设备模式。 ->host mode xhcidwc3_host_init() dwc3 controller - -> device mode udcdwc3_gadget_init() dual-roledevice(...
@@ -27,6 +27,14 @@ config PHY_QCOM_USB_SNPS_FEMTO_V2 High-Speed PHY driver. This driver supports the Hi-Speed PHY which is usually paired with Synopsys DWC3 USB IPs on MSM SOCs. config PHY_QCOM_SNPS_EUSB2 tristate "Qualcomm Synopsys eUSB2 High-Speed PHY" depends on PHY && ARCH...
/* We'll use this as USB 2.0 only */ qcom,select-utmi-as-pipe-clk; status = "okay"; }; &usb_1_dwc3 { dr_mode = "peripheral"; /* Fastest mode for USB 2 */ maximum-speed = "high-speed"; /* Remove USB3 phy */ phys = <&usb_1_hsphy>; phy-names = "usb2-phy"; }...
正确信息应该 [ 57.048483] msm-dwc3 7000000.ssusb: could not transition HS PHY to L2 [ 58.068123] msm-dwc3 7000000.ssusb: could not transition HS PHY to L2 [ 59.088127] msm... 查看原文 [RK3399][Android7.1] USB模块中的控制器和PHY ...
qcom 8953 usb hub device descriptor read/64 error -71 正确信息应该 [ 57.048483] msm-dwc3 7000000.ssusb: could not transition HS PHY to L2 [ 58.068123] msm-dwc3 7000000.ssusb: could not transition HS PHY to L2 [ 59.088127] msm... ...
"drivers/tty/serial/msm_geni_serial.ko", "drivers/ufs/host/ufshcd-crypto-qti.ko", "drivers/ufs/host/ufs_qcom.ko", "drivers/uio/msm_sharedmem/msm_sharedmem.ko", "drivers/usb/dwc3/dwc3-msm.ko", "drivers/usb/gadget/function/f_fs_ipc_log.ko", "drivers/usb/gadget/function/usb_f_cdev...
=msm_geni_serial,0xA84000 androidboot.hardware=qcom androidboot.console=ttyMSM0 video=vfb:640x400,bpp=32,memsize=3072000 msm_rtb.filter=0x237 ehci-hcd.park=3 lpm_levels.sleep_disabled=1 service_locator.enable=1 swiotlb=2048 androidboot.configfs=true androidboot.usbcontroller=a600000.dwc3...