AT91 defconfig for 5.7
- Add sama5d4 watchdog to at91_dt_defconfig as it is present on sam9x60
* tag 'at91-5.7-defconfig' of git://git.kernel.org/pub/scm/linux/kernel/git/at91/linux:
ARM: configs: at91: enable sama5d4 compatible watchdog
Link: https://lore.kernel.org/r/20200322085711.GA208700@piout.net
Signed-off-by: Arnd Bergmann <arnd@arndb.de>