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configs,rpi4: quirk, override /etc/watchdogd.conf

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Apparently the BCM2835 watchdog driver does not hook into /dev/watchdog
but creates its own /dev/watchdog0, and is very picky about interval and
timeout as well it seems.

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
This commit is contained in:
Joachim Wiberg
2025-05-25 23:15:36 +02:00
parent 0158fe1adb
commit 3f68e297ef
2 changed files with 7 additions and 1 deletions
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board/aarch64/rpi/rootfs/etc/watchdogd.conf
+6
View File
@@ -0,0 +1,6 @@
# Broadcom BCM2835 Watchdog timer
device /dev/watchdog0 {
timeout = 60
interval = 5
safe-exit = true
}
configs/rpi4_defconfig
+1 -1
View File
@@ -23,7 +23,7 @@ BR2_SYSTEM_DEFAULT_PATH="/bin:/sbin:/usr/bin:/usr/sbin"
BR2_ENABLE_LOCALE_WHITELIST="C en_US en_CA C.UTF-8"
BR2_GENERATE_LOCALE="en_US en_CA C.UTF-8"
BR2_TARGET_TZ_INFO=y
BR2_ROOTFS_OVERLAY="${BR2_EXTERNAL_INFIX_PATH}/board/common/rootfs ${BR2_EXTERNAL_INFIX_PATH}/board/aarch64/rootfs"
BR2_ROOTFS_OVERLAY="${BR2_EXTERNAL_INFIX_PATH}/board/common/rootfs ${BR2_EXTERNAL_INFIX_PATH}/board/aarch64/rootfs ${BR2_EXTERNAL_INFIX_PATH}/board/aarch64/rpi/rootfs"
BR2_ROOTFS_POST_BUILD_SCRIPT="board/raspberrypi4-64/post-build.sh ${BR2_EXTERNAL_INFIX_PATH}/board/common/post-build.sh"
BR2_ROOTFS_POST_IMAGE_SCRIPT="board/raspberrypi4-64/post-image.sh"
BR2_LINUX_KERNEL=y