watchdog: add Alphascale asm9260-wdt driver

Add WD support for Alphascale asm9260 SoC. This driver
provide support for different function modes:
- HW mode to trigger SoC reset on timeout
- SW mode do soft reset if needed
- DEBUG mode

Signed-off-by: Oleksij Rempel <linux@rempel-privat.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 10 insertions, 0 deletions

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 62ac67f8bcab..83b848cb2dfd 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -180,6 +180,16 @@ config ARM_SP805_WATCHDOG
           ARM Primecell SP805 Watchdog timer. This will reboot your system when
           the timeout is reached.
 
+config ASM9260_WATCHDOG
+        tristate "Alphascale ASM9260 watchdog"
+        depends on MACH_ASM9260
+        depends on OF
+        select WATCHDOG_CORE
+        select RESET_CONTROLLER
+        help
+          Watchdog timer embedded into Alphascale asm9260 chips. This will reboot your
+          system when the timeout is reached.
+
 config AT91RM9200_WATCHDOG
         tristate "AT91RM9200 watchdog"
         depends on SOC_AT91RM9200 && MFD_SYSCON