建议你在测试中,加上一个patch: http://e2e.ti.com/support/arm/sitara_arm/f/791/p/333490/1163908
原因如下:
As I suspected, you tied USB0_VBUS directly to 5V rail.
As mentioned in the AM335x TRM, the musb is a dual-role controller, its USBx_VBUS pin has to be controlled…
Other Parts Discussed in Thread: BQ25703A , CSD87334Q3D 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。 https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/620174/bq25703a-bq25703a-use-dual-fet-as-external…
我用的是am335x-evm 环境是SDK7.0 因为要实现一个gadget设备驱动 在配置USB驱动时如下配置: <*> Support for Host-side USB [ ] USB verbose debug messages [*] USB announce new devices *** Miscellaneous USB options *** [*] Enable USB persist by default [ ] Dynamic USB minor allocation [*]…
你好,我再查看AM572X硬件资料的时候,对网口这部分的描述不是很明白:
processors.wiki.ti.com/.../AM572x_General_Purpose_EVM_HW_User_Guide
10/100/1000 Ethernet
The AM572x GP EVM has two 10/100/1000 Ethernet transceiver from Micrel(KSZ9031RN) that is connected to a dual RJ45 (P5) connector…