watchdog: Convert wm8350_wdt driver to watchdog core

This patch converts wm8350_wdt driver to use watchdog core APIs.

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Hi Mark,
I don't have this hardware.
I'd appreciate if you can review and test this patch.

Thanks,
Axel

 drivers/watchdog/Kconfig      |    1 +
 drivers/watchdog/wm8350_wdt.c |  213 +++++++----------------------------------
 2 files changed, 35 insertions(+), 179 deletions(-)

index 877b107..9dfad61 100644
@@ -74,6 +74,7 @@ config WM831X_WATCHDOG
 config WM8350_WATCHDOG
 	tristate "WM8350 watchdog"
 	depends on MFD_WM8350
+	select WATCHDOG_CORE
 	help
 	  Support for the watchdog in the WM8350 AudioPlus PMIC.  When
 	  the watchdog triggers the system will be reset.

1.7.5.4