官方bsp f1c100s插上hub，连接键盘鼠标之后只有一个设备能用，有人遇到过这问题吗？ / 全志 SOC / WhyCan Forum(哇酷开发者社区)

描述一下问题，nano插上hub，hub上查有鼠标和键盘，鼠标能够cat到动作的时候，按键盘按键会有如下打印信息：

[   89.010405] usb 1-1.4: USB disconnect, device number 10[   89.270521] usb 1-1.4: new low-speed USB device number 11 using sunxi_hcd_host0[   89.411022] input: SIGMACH1P USB Keykoard as /devices/soc.0/1c13000.otghci0-controller/usb1/1-1/1-1.4/1-1.4:1.0/input/input17[   89.441648] hid-generic 0003:1C4F:0002.0010: input,hidraw1: USB HID v1.10 Keyboard [SIGMACH1P USB Keykoard] on usb-1c13000.otghci0-controller-1.4/input0[   89.477534] input: SIGMACH1P USB Keykoard as /devices/soc.0/1c13000.otghci0-controller/usb1/1-1/1-1.4/1-1.4:1.1/input/input18[   89.511491] hid-generic 0003:1C4F:0002.0011: input,hidraw2: USB HID v1.10 Device [SIGMACH1P USB Keykoard] on usb-1c13000.otghci0-controller-1.4/input1

lsusb：# lsusbBus 001 Device 002: ID 05e3:0610Bus 001 Device 001: ID 1d6b:0001Bus 001 Device 003: ID 09da:c10aBus 001 Device 011: ID 1c4f:0002