请问am335x /dev/目录下没有u***相关的驱动节点出现是为什么？

本帖最后由 一只耳朵怪 于 2018-6-21 15:23 编辑

目的：
          能够将u盘驱动起来。
         问题：/dev/目录下没有u***相关的驱动节点出现
背景：
1、使用的是USB0，OTG模式
2、内核上也配置后打印的输出

u***core: registered new interface driver u***fs
u***core: registered new interface driver hub
u***core: registered new device driver u***

NET: Registered protocol family 24
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
u***core: registered new interface driver cdc_acm
cdc_acm: USB Abstract Control Model driver for USB modems and ISDN adapters
Initializing USB Mass Storage driver...
u***core: registered new interface driver u***-storage
USB Mass Storage support registered.
u***core: registered new interface driver u***serial
USB Serial support registered for generic
u***core: registered new interface driver u***serial_generic
u***serial: USB Serial Driver core
USB Serial support registered for GSM modem (1-port)
u***core: registered new interface driver option
option: v0.7.2:USB Driver for GSM modems
mousedev: PS/2 mouse device common for all mice