MTK7621A 16m SPI 升级成32m spi系统就启动不了，求救

botao20***

[    2.320000] mt7621_wdt 1e000100.wdt: Initialized
[    2.320000] TCP: cubic registered
[    2.320000] NET: Registered protocol family 17
[    2.330000] bridge: automatic filtering via arp/ip/ip6tables has been deprecated. Update your scripts to load br_netfilter if you need this.
[    2.340000] 8021q: 802.1Q VLAN Support v1.8
[    2.350000] VFS: Cannot open root device "(null)" or unknown-block(0,0): error -6
[    2.350000] Please append a correct "root=" boot option; here are the available partitions:
[    2.360000] 1f00             192 mtdblock0  (driver?)
[    2.370000] 1f01              64 mtdblock1  (driver?)
[    2.370000] 1f02              64 mtdblock2  (driver?)
[    2.380000] 1f03           16064 mtdblock3  (driver?)
[    2.380000] Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
[    2.390000] ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(0,0)
[    5.400000] ralink_soc_eth 1e100000.ethernet eth0: port 0 link up
[   10.570000] random: nonblocking pool is initialized

lq***

什么路由？？？？？？？？？？？？

zxc1***

没焊好？？？？

botao20***

MT7621A+256Mddr3+32m spi