Here are some commands:
$this->bbcode_second_pass_code('', '
# ls -al /proc/device-tree/
total 0
drwxr-xr-x 60 root root 0 Sep 15 02:07 .
drwxr-xr-x 3 root root 0 Sep 15 02:07 ..
drwxr-xr-x 2 root root 0 Sep 20 08:27 adc@ff280000
-r--r--r-- 1 root root 4 Sep 20 08:27 '#address-cells'
drwxr-xr-x 2 root root 0 Sep 20 08:27 aliases
drwxr-xr-x 3 root root 0 Sep 20 08:27 amba
drwxr-xr-x 2 root root 0 Sep 20 08:27 arm-pmu
drwxr-xr-x 2 root root 0 Sep 20 08:27 chosen
drwxr-xr-x 2 root root 0 Sep 20 08:27 clock-controller@ff440000
-r--r--r-- 1 root root 30 Sep 20 08:27 compatible
drwxr-xr-x 7 root root 0 Sep 20 08:27 cpus
drwxr-xr-x 2 root root 0 Sep 20 08:27 dwmmc@ff500000
drwxr-xr-x 2 root root 0 Sep 20 08:27 dwmmc@ff510000
drwxr-xr-x 2 root root 0 Sep 20 08:27 dwmmc@ff520000
drwxr-xr-x 6 root root 0 Sep 20 08:27 efuse@ff260000
drwxr-xr-x 2 root root 0 Sep 20 08:27 ethernet@ff540000
drwxr-xr-x 3 root root 0 Sep 20 08:27 ethernet@ff550000
drwxr-xr-x 2 root root 0 Sep 20 08:27 external-gmac-clock
drwxr-xr-x 2 root root 0 Sep 20 08:27 gpu@ff300000
drwxr-xr-x 2 root root 0 Sep 20 08:27 i2c@ff150000
drwxr-xr-x 3 root root 0 Sep 20 08:27 i2c@ff160000
drwxr-xr-x 2 root root 0 Sep 20 08:27 i2c@ff170000
drwxr-xr-x 2 root root 0 Sep 20 08:27 i2c@ff180000
drwxr-xr-x 2 root root 0 Sep 20 08:27 i2s@ff000000
drwxr-xr-x 2 root root 0 Sep 20 08:27 i2s@ff010000
drwxr-xr-x 2 root root 0 Sep 20 08:27 i2s@ff020000
drwxr-xr-x 2 root root 0 Sep 20 08:27 interrupt-controller@ff811000
-r--r--r-- 1 root root 4 Sep 20 08:27 interrupt-parent
drwxr-xr-x 2 root root 0 Sep 20 08:27 iommu@ff330200
drwxr-xr-x 2 root root 0 Sep 20 08:27 iommu@ff340800
drwxr-xr-x 2 root root 0 Sep 20 08:27 iommu@ff350800
drwxr-xr-x 2 root root 0 Sep 20 08:27 iommu@ff360480
drwxr-xr-x 2 root root 0 Sep 20 08:27 iommu@ff373f00
drwxr-xr-x 2 root root 0 Sep 20 08:27 memory
-r--r--r-- 1 root root 14 Sep 20 08:27 model
-r--r--r-- 1 root root 1 Sep 20 08:27 name
drwxr-xr-x 8 root root 0 Sep 20 08:27 opp_table0
drwxr-xr-x 2 root root 0 Sep 20 08:27 pdm@ff040000
drwxr-xr-x 61 root root 0 Sep 20 08:27 pinctrl
drwxr-xr-x 2 root root 0 Sep 20 08:27 psci
drwxr-xr-x 2 root root 0 Sep 20 08:27 pwm@ff1b0000
drwxr-xr-x 2 root root 0 Sep 20 08:27 pwm@ff1b0010
drwxr-xr-x 2 root root 0 Sep 20 08:27 pwm@ff1b0020
drwxr-xr-x 2 root root 0 Sep 20 08:27 pwm@ff1b0030
drwxr-xr-x 2 root root 0 Sep 20 08:27 sdmmc-regulator
drwxr-xr-x 2 root root 0 Sep 20 08:27 serial@ff110000
drwxr-xr-x 2 root root 0 Sep 20 08:27 serial@ff120000
drwxr-xr-x 2 root root 0 Sep 20 08:27 serial@ff130000
-r--r--r-- 1 root root 4 Sep 20 08:27 '#size-cells'
drwxr-xr-x 2 root root 0 Sep 20 08:27 spdif@ff030000
drwxr-xr-x 2 root root 0 Sep 20 08:27 spi@ff190000
drwxr-xr-x 2 root root 0 Sep 20 08:27 __symbols__
drwxr-xr-x 5 root root 0 Sep 20 08:27 syscon@ff100000
drwxr-xr-x 3 root root 0 Sep 20 08:27 syscon@ff450000
drwxr-xr-x 3 root root 0 Sep 20 08:27 thermal-zones
drwxr-xr-x 2 root root 0 Sep 20 08:27 timer
drwxr-xr-x 2 root root 0 Sep 20 08:27 tsadc@ff250000
drwxr-xr-x 2 root root 0 Sep 20 08:27 usb@ff580000
drwxr-xr-x 2 root root 0 Sep 20 08:27 usb@ff5c0000
drwxr-xr-x 2 root root 0 Sep 20 08:27 usb@ff5d0000
drwxr-xr-x 3 root root 0 Sep 20 08:27 usb@ff600000
drwxr-xr-x 2 root root 0 Sep 20 08:27 vcc-host1-5v-regulator
drwxr-xr-x 2 root root 0 Sep 20 08:27 vcc-host-5v-regulator
drwxr-xr-x 2 root root 0 Sep 20 08:27 vcc-sys
drwxr-xr-x 2 root root 0 Sep 20 08:27 watchdog@ff1a0000
drwxr-xr-x 2 root root 0 Sep 20 08:27 xin24m
')
$this->bbcode_second_pass_code('', '
ls -al watchdog\@ff1a0000/
total 0
drwxr-xr-x 2 root root 0 Sep 20 08:27 .
drwxr-xr-x 60 root root 0 Sep 15 02:07 ..
-r--r--r-- 1 root root 12 Sep 20 08:31 compatible
-r--r--r-- 1 root root 12 Sep 20 08:31 interrupts
-r--r--r-- 1 root root 9 Sep 20 08:31 name
-r--r--r-- 1 root root 4 Sep 20 08:31 phandle
-r--r--r-- 1 root root 16 Sep 20 08:31 reg
-r--r--r-- 1 root root 5 Sep 20 08:31 status
')
$this->bbcode_second_pass_code('', '
# cat watchdog\@ff1a0000/status
okay
')
So status is "okay" as expected but there is no/dev/watchdog...
Is there anything else we can try or do we have to conclude watchdog is not supported by the kernel yet
EDIT: Thanks for your "ftd resize" explanation