Have you checked the if the IC is damaged?
As I know, B1 version has some issues on reset/power on (as shown in attached file, chapter 17). You can try to do some modification to your reset circuit and power supply and see if it helps.
Other Parts Discussed in Thread: AM3359 Hi John Lee
现在我在调试AM3359,DEVKIT8600, 有线口是AR8035。其SDK本身仅支持10/100M以太网,但我想要其支持千兆以太网(AR8035本身也是支持千兆通信的),需要怎样修改内核中有线驱动?
内核中,我在board-am335xevm.c文件中设置gigabit_enable = 1,使能千兆,然后在cpsw.c文件中设置MII_CTRL1000(1000BASE-T control…