watchdog: Add support for Xilinx Microblaze watchdog
Watchdog can be used on Microblaze, PPC and Zynq hw designs.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Reviewed-by: Tom Rini <trini@ti.com>
diff --git a/arch/microblaze/include/asm/processor.h b/arch/microblaze/include/asm/processor.h
index 2c4d5ff..d33faeb 100644
--- a/arch/microblaze/include/asm/processor.h
+++ b/arch/microblaze/include/asm/processor.h
@@ -31,4 +31,8 @@
/* Microblaze board initialization function */
void board_init(void);
+/* Watchdog functions */
+extern int hw_watchdog_init(void);
+extern void hw_watchdog_disable(void);
+
#endif /* __ASM_MICROBLAZE_PROCESSOR_H */
diff --git a/arch/microblaze/lib/board.c b/arch/microblaze/lib/board.c
index a7c2f76..815fb5a 100644
--- a/arch/microblaze/lib/board.c
+++ b/arch/microblaze/lib/board.c
@@ -61,6 +61,9 @@
serial_init,
console_init_f,
interrupts_init,
+#ifdef CONFIG_XILINX_TB_WATCHDOG
+ hw_watchdog_init,
+#endif
timer_init,
NULL,
};