POP移植设备树内核devtmpfs: error mounting -2[/color]

有毛无病

在设备树的资料里面，有一个提供给POP的补丁包，里面有U-BOOT，资料是说只需要将U-BOOT替换就可以使用，但在启动的时候出现了下面的提示：


[ 2.000565] mmc_host mmc1: Bus speed (slot 0) = 50000000Hz (slot req 52000000Hz, actual 50000000HZ div = 0)
[ 2.009834] mmc1: new DDR MMC card at address 0001
[ 2.033282] mmcblk1: mmc1:0001 4YMD3R 3.64 GiB
[ 2.037000] mmcblk1boot0: mmc1:0001 4YMD3R partition 1 4.00 MiB
[ 2.051309] mmcblk1boot1: mmc1:0001 4YMD3R partition 2 4.00 MiB
[ 2.060775] mmcblk1rpmb: mmc1:0001 4YMD3R partition 3 512 KiB
[ 2.081214] mmcblk1: p1 p2 p3 p4
[ 2.112426] input: gpio-keys as /devices/platform/gpio-keys/input/input0
[ 2.120053] hctosys: unable to open rtc device (rtc0)
[ 2.127341] ALSA device list:
[ 2.128856] No soundcards found.
[ 2.138373] EXT4-fs (mmcblk1p2): couldn't mount as ext3 due to feature incompatibilities
[ 2.170554] EXT4-fs (mmcblk1p2): recovery complete
[ 2.174960] EXT4-fs (mmcblk1p2): mounted filesystem with ordered data mode. Opts: (null)
[ 2.182766] VFS: Mounted root (ext4 filesystem) on device 179:2.
[ 2.189771] devtmpfs: error mounting -2
[ 2.194913] Freeing unused kernel memory: 1024K
[ 2.198887] Kernel panic - not syncing: Requested init /linuxrc failed (error -2).
[ 2.205556] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.14.2 #10
[ 2.211538] Hardware name: SAMSUNG EXYNOS (Flattened Device Tree)
[ 2.217661] [<c010fec8>] (unwind_backtrace) from [<c010c72c>] (show_stack+0x10/0x14)
[ 2.225352] [<c010c72c>] (show_stack) from [<c0831e74>] (dump_stack+0x88/0xc0)
[ 2.232556] [<c0831e74>] (dump_stack) from [<c011cd64>] (panic+0xd8/0x268)
[ 2.239415] [<c011cd64>] (panic) from [<c0845938>] (kernel_init+0x8c/0x10c)
[ 2.246366] [<c0845938>] (kernel_init) from [<c0108688>] (ret_from_fork+0x14/0x2c)
[ 2.253930] ---[ end Kernel panic - not syncing: Requested init /linuxrc failed (error -2).

还望指导