Avtar Singh

someone please help to trigger watchdog at boot what should i put in boot.scr file to trigger watch dog or in /boot/armbianEnv.txt i put "echo 1 > /dev/watchdog" in /usr/share/initramfs-tools/init to trigger watchdog at kernal start please help me to solve this

U-Boot SPL 2017.11-armbian (Jan 25 2018 - 08:04:30) DRAM: 256 MiB Trying to boot from MMC1 U-Boot 2017.11-armbian (Jan 25 2018 - 08:04:30 +0100) Allwinner Technology CPU: Allwinner H3 (SUN8I 1680) Model: Xunlong Orange Pi Zero DRAM: 256 MiB MMC: SUNXI SD/MMC: 0 *** Warning - bad CRC, using default environment In: serial Out: serial Err: serial Net: phy interface0 eth0: ethernet@1c30000 starting USB... USB0: USB EHCI 1.00 USB1: USB OHCI 1.0 scanning bus 0 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found Autoboot in 1 seconds, press <Space> to stop switch to partitions #0, OK mmc0 is current device Scanning mmc 0:1... Found U-Boot script /boot/boot.scr 3708 bytes read in 204 ms (17.6 KiB/s) ## Executing script at 43100000 U-boot loaded from SD Boot script loaded from mmc 191 bytes read in 165 ms (1000 Bytes/s) 5837326 bytes read in 658 ms (8.5 MiB/s) 7497384 bytes read in 9204 ms (794.9 KiB/s) Found mainline kernel configuration 29807 bytes read in 1269 ms (22.5 KiB/s) 504 bytes read in 1850 ms (0 Bytes/s) Applying kernel provided DT overlay sun8i-h3-usbhost2.dtbo 504 bytes read in 1859 ms (0 Bytes/s) Applying kernel provided DT overlay sun8i-h3-usbhost3.dtbo 4155 bytes read in 1727 ms (2 KiB/s) Applying kernel provided DT fixup script (sun8i-h3-fixup.scr) ## Executing script at 44000000 ## Loading init Ramdisk from Legacy Image at 43300000 ... Image Name: uInitrd Image Type: ARM Linux RAMDisk Image (gzip compressed) Data Size: 5837262 Bytes = 5.6 MiB Load Address: 00000000 Entry Point: 00000000 Verifying Checksum ... OK ## Flattened Device Tree blob at 43000000 Booting using the fdt blob at 0x43000000 Loading Ramdisk to 49a6e000, end 49fff1ce ... OK reserving fdt memory region: addr=43000000 size=6d000 Loading Device Tree to 499fe000, end 49a6dfff ... OK Starting kernel ...

please someone provide the solution to this problem

I use orange pi zero with armbian xenial 5.38 with update kernal via apt-get upgrade the issue is that sometime the device get hang at boot before the start of the kernal, and then we have to unplug it and plug it again i want to start watchdog at boot itselft, so if this happen the device reboot automatically i already sold 1000 devices, but now the sales stop due to this issue please help Thanks