watchdog: don't autostart watchdog on Sunxi boards

The Sunxi boards only support a 16 second watchdog timeout. This is too
short to boot Linux. The UEFI specification requires 300 seconds as
default timeout.

Change the default for CONFIG_WATCHDOG_AUTOSTART for ARCH_SUNXI.

Fixes: b147bd3607f8 ("sunxi: Enable watchdog timer support by default")
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Tested-by: Andre Przywara <andre.przywara@arm.com>
Signed-off-by: Andre Przywara <andre.przywara@arm.com>

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index d306054..1177f17 100644 (file)
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -12,6 +12,7 @@ config WATCHDOG
 config WATCHDOG_AUTOSTART
        bool "Automatically start watchdog timer"
        depends on WDT
+       default n if ARCH_SUNXI
        default y
        help
          Automatically start watchdog timer and start servicing it during