watchdog: it87_wdt: Add support for IT8728F watchdog.

This works the same way IT8721F works, but it supports WDT_PWROK
(checked on the datasheet).

Signed-off-by: Diego Elio Pettenò <flameeyes@flameeyes.eu>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 0542314e1510..66e77ad5ad6f 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -596,7 +596,12 @@ config IT87_WDT
         depends on X86 && EXPERIMENTAL
         ---help---
           This is the driver for the hardware watchdog on the ITE IT8702,
-          IT8712, IT8716, IT8718, IT8720, IT8721, IT8726 Super I/O chips.
+          IT8712, IT8716, IT8718, IT8720, IT8721, IT8726 and IT8728
+          Super I/O chips.
+
+          If the driver does not work, then make sure that the game port in
+          the BIOS is enabled.
+
           This watchdog simply watches your kernel to make sure it doesn't
           freeze, and if it does, it reboots your computer after a certain
           amount of time.