[WATCHDOG] Add support for WM831x watchdog

The WM831x series of devices provide a watchdog with configurable behaviour on timer expiry. Currently this driver support refreshes via a register or GPIO line and autonomous refreshes from a hardware source (eg, a clock). Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
git-mirror · Sep 18, 2009 · 502a010 · 502a010
1 parent 0400e31
commit 502a010
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diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
@@ -55,6 +55,13 @@ config SOFT_WATCHDOG
 	  To compile this driver as a module, choose M here: the
 	  module will be called softdog.
 
+config WM831X_WATCHDOG
+	tristate "WM831x watchdog"
+	depends on MFD_WM831X
+	help
+	  Support for the watchdog in the WM831x AudioPlus PMICs.  When
+	  the watchdog triggers the system will be reset.
+
 config WM8350_WATCHDOG
 	tristate "WM8350 watchdog"
 	depends on MFD_WM8350

diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
@@ -141,5 +141,6 @@ obj-$(CONFIG_WATCHDOG_CP1XXX)		+= cpwd.o
 # XTENSA Architecture
 
 # Architecture Independant
+obj-$(CONFIG_WM831X_WATCHDOG) += wm831x_wdt.o
 obj-$(CONFIG_WM8350_WATCHDOG) += wm8350_wdt.o
 obj-$(CONFIG_SOFT_WATCHDOG) += softdog.o