sandbox: fix sandbox_wdt_expire_now()
With CONFIG_SYSRESET_WATCHDOG=y the sandbox can use a watchdog based system
reset.
To make this work calling sandbox_wdt_expire_now() must lead to a reset.
With this change we can test the development suggested in
[PATCH 0/4] Improved sysreset/watchdog uclass integration
https://lists.denx.de/pipermail/u-boot/2021-August/458656.html
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/watchdog/sandbox_wdt.c b/drivers/watchdog/sandbox_wdt.c
index e05d827..535614f 100644
--- a/drivers/watchdog/sandbox_wdt.c
+++ b/drivers/watchdog/sandbox_wdt.c
@@ -39,6 +39,7 @@
static int sandbox_wdt_expire_now(struct udevice *dev, ulong flags)
{
sandbox_wdt_start(dev, 1, flags);
+ sandbox_reset();
return 0;
}