MPC8xx watchdog is enabled at startup by HW.
If the bootloader disables it, it cannot be reenabled.
Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx>
diff -ur a/drivers/watchdog/mpc8xxx_wdt.c b/drivers/watchdog/mpc8xxx_wdt.c
--- a/drivers/watchdog/mpc8xxx_wdt.c 2013-05-11 22:57:46.000000000 +0200
+++ b/drivers/watchdog/mpc8xxx_wdt.c 2013-08-08 02:12:15.000000000 +0200
@@ -273,6 +310,7 @@
.compatible = "fsl,mpc823-wdt",
.data = &(struct mpc8xxx_wdt_type) {
.prescaler = 0x800,
+ .hw_enabled = true,
},
},
{},
---
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