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-rw-r--r--drivers/watchdog/Kconfig5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 24efd8ea41bb..a6812eb31fa1 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -957,9 +957,12 @@ config PIKA_WDT
the Warp platform.
config BOOKE_WDT
- bool "PowerPC Book-E Watchdog Timer"
+ tristate "PowerPC Book-E Watchdog Timer"
depends on BOOKE || 4xx
---help---
+ Watchdog driver for PowerPC Book-E chips, such as the Freescale
+ MPC85xx SOCs and the IBM PowerPC 440.
+
Please see Documentation/watchdog/watchdog-api.txt for
more information.