[kconfig]优化 PHY_USING_LAN8720A
[kconfig]优化 PHY_USING_LAN8720A

nongxiaoming/rt-thread,geniusgogo/rt-thread,weety/rt-thread,weety/rt-thread,RT-Thread/rt-thread,ArdaFu/rt-thread,RT-Thread/rt-thread,hezlog/rt-thread,ArdaFu/rt-thread,nongxiaoming/rt-thread,weety/rt-thread,RT-Thread/rt-thread,ArdaFu/rt-thread,geniusgogo/rt-thread,RT-Thread/rt-thread,RT-Thread/rt-thread,weety/rt-thread,ArdaFu/rt-thread,ArdaFu/rt-thread,ArdaFu/rt-thread,ArdaFu/rt-thread,RT-Thread/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,geniusgogo/rt-thread,hezlog/rt-thread,geniusgogo/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,weety/rt-thread,hezlog/rt-thread,geniusgogo/rt-thread,weety/rt-thread,hezlog/rt-thread,RT-Thread/rt-thread,hezlog/rt-thread,weety/rt-thread,nongxiaoming/rt-thread,hezlog/rt-thread,hezlog/rt-thread