YT8521 持续断开连接 设备NanoPi R2C plus 版本号 24.10.x

Describe the bug

YT8521 持续断开连接 设备NanoPi R2C plus 版本号 24.10.x，必须重启后可能修复 在23版本未出现，24版本开始出现，最近两个版本24.10.4、24.10.5频率变高，达到每周2-3次

此问题在openwrt中已暴露，istoreos提供了修复方式，麻烦参考看是否能修复 https://github.com/openwrt/openwrt/issues/17948

内核日志如下：

Sun Feb 15 05:15:15 2026 kern.crit kernel: [116358.710241] rk_gmac-dwmac ff540000.ethernet eth0: NETDEV WATCHDOG: CPU: 3: transmit queue 0 timed out 5604 ms Sun Feb 15 05:15:15 2026 kern.err kernel: [116358.711295] rk_gmac-dwmac ff540000.ethernet eth0: Reset adapter. Sun Feb 15 05:15:15 2026 daemon.notice netifd: Network device 'eth0' link is down Sun Feb 15 05:15:15 2026 daemon.notice netifd: Interface 'wan' has link connectivity loss Sun Feb 15 05:15:15 2026 daemon.notice netifd: Interface 'IPTV' has link connectivity loss Sun Feb 15 05:15:15 2026 daemon.notice pppd[2567]: Modem hangup Sun Feb 15 05:15:15 2026 kern.info kernel: [116358.740941] rk_gmac-dwmac ff540000.ethernet eth0: Register MEM_TYPE_PAGE_POOL RxQ-0 Sun Feb 15 05:15:15 2026 daemon.notice netifd: IPTV (2494): udhcpc: received SIGTERM Sun Feb 15 05:15:15 2026 daemon.notice netifd: IPTV (2494): udhcpc: unicasting a release of 192.168.1.2 to 192.168.1.1 Sun Feb 15 05:15:15 2026 daemon.notice netifd: IPTV (2494): udhcpc: sending release Sun Feb 15 05:15:15 2026 daemon.notice netifd: IPTV (2494): udhcpc: connect: Network unreachable Sun Feb 15 05:15:15 2026 daemon.notice netifd: IPTV (2494): udhcpc: entering released state Sun Feb 15 05:15:15 2026 daemon.notice netifd: IPTV (2494): Command failed: ubus call network.interface notify_proto { "action": 0, "link-up": false, "keep": false, "interface": "IPTV" } (Permission denied) Sun Feb 15 05:15:15 2026 daemon.notice netifd: Interface 'IPTV' is now down Sun Feb 15 05:15:15 2026 kern.info kernel: [116358.810217] rk_gmac-dwmac ff540000.ethernet eth0: PHY [stmmac-0:03] driver [YT8521 Gigabit Ethernet] (irq=POLL) Sun Feb 15 05:15:15 2026 kern.err kernel: [116359.016234] rk_gmac-dwmac ff540000.ethernet: Failed to reset the dma Sun Feb 15 05:15:15 2026 kern.err kernel: [116359.016839] rk_gmac-dwmac ff540000.ethernet eth0: stmmac_hw_setup: DMA engine initialization failed Sun Feb 15 05:15:15 2026 kern.err kernel: [116359.017655] rk_gmac-dwmac ff540000.ethernet eth0: __stmmac_open: Hw setup failed Sun Feb 15 05:15:15 2026 daemon.info pppd[2567]: Connect time 1938.9 minutes. Sun Feb 15 05:15:15 2026 daemon.info pppd[2567]: Sent 1295532355 bytes, received 426249430 bytes. Sun Feb 15 05:15:15 2026 daemon.notice netifd: Network device 'pppoe-wan' link is down Sun Feb 15 05:15:15 2026 daemon.notice pppd[2567]: Connection terminated. Sun Feb 15 05:15:16 2026 daemon.err pppd[2567]: error sending pppoe packet: Network is down Sun Feb 15 05:15:16 2026 daemon.info pppd[2567]: Sent PADT Sun Feb 15 05:15:16 2026 daemon.info pppd[2567]: Terminating on signal 15 Sun Feb 15 05:15:16 2026 daemon.info pppd[2567]: Exit. Sun Feb 15 05:15:16 2026 daemon.notice netifd: Interface 'wan' is now down

ImmortalWrt version

r33805-7c4e882aaf6f

ImmortalWrt release

24.10.5

ImmortalWrt target/subtarget

rockchip/armv8

Device

FriendlyElec NanoPi R2C Plus

Image kind

Official downloaded image

Steps to reproduce

No response

Actual behaviour

No response

Expected behaviour

No response

Additional info

No response

Diffconfig

Terms

• I am reporting an issue for ImmortalWrt, not an unsupported fork.