watchdog: Add Cadence watchdog driver
This IP can be found on Zynq and ZynqMP devices.
The driver was tested with reset-on-timeout; feature.
Also adding WATCHDOG symbol to Kconfig because it is required.
Signed-off-by: Shreenidhi Shedi <imshedi@gmail.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index fc46b67..8a66e47 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1,5 +1,13 @@
menu "Watchdog Timer Support"
+config WATCHDOG
+ bool "Enable U-Boot watchdog reset"
+ help
+ This option enables U-Boot watchdog support where U-Boot is using
+ watchdog_reset function to service watchdog device in U-Boot. Enable
+ this option if you want to service enabled watchdog by U-Boot. Disable
+ this option if you want U-Boot to start watchdog but never service it.
+
config HW_WATCHDOG
bool
@@ -78,4 +86,12 @@
Select this to enable Orion watchdog timer, which can be found on some
Marvell Armada chips.
+config WDT_CDNS
+ bool "Cadence watchdog timer support"
+ depends on WDT
+ imply WATCHDOG
+ help
+ Select this to enable Cadence watchdog timer, which can be found on some
+ Xilinx Microzed Platform.
+
endmenu