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(...
CCGP:Windows USB Common Class Generic Parent,Linux内核类似的驱动就是usb_generic_driver CMG1:USB Type-C EMCA Controller Generation 1 DP:Dual Port,或者Display Port DWC2/DWC3:Design Ware Controller,Apple的嵌入式设备,包括iPad和iPhone都是使用的DWC2 EZ-USB:Easy AnchorChips FTDI:Future Technology Devic...
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 ...
@@ -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...
49 74 CONFIG_MSM_SERIAL=y 50 75 CONFIG_MSM_GENI_SERIAL=y @@ -55,6 +80,10 @@ CONFIG_USB=y 55 80 CONFIG_USB_XHCI_HCD=y 56 81 CONFIG_USB_XHCI_DWC3=y 57 82 CONFIG_USB_DWC3=y 83 + CONFIG_USB_DWC3_GENERIC=y 84 + CONFIG_USB_GADGET=y 85 + CONFIG_USB_GADGET_DOWNL...
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... ...
/* 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"; }...
=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...
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 ...