MX31: qong: add watchdog

Signed-off-by: Stefano Babic <sbabic@denx.de>

board/davedenx/qong/qong.c

@@ -30,9 +30,17 @@
 #include <fsl_pmic.h>
 #include <mxc_gpio.h>
 #include "qong_fpga.h"
+#include <watchdog.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
+#ifdef CONFIG_HW_WATCHDOG
+void hw_watchdog_reset(void)
+{
+	mxc_hw_watchdog_reset();
+}
+#endif
+
 int dram_init (void)
 {
 	/* dram_init must store complete ramsize in gd->ram_size */
@@ -202,6 +210,10 @@ int board_late_init(void)
 	pmic_reg_write(REG_POWER_CTL0, val | COINCHEN);
 	pmic_reg_write(REG_INT_STATUS1, RTCRSTI);
 
+#ifdef CONFIG_HW_WATCHDOG
+	mxc_hw_watchdog_enable();
+#endif
+
 	return 0;
 }
 

include/configs/qong.h

@@ -52,6 +52,7 @@
 #define CONFIG_SYS_MX31_UART1	1
 
 #define CONFIG_MXC_GPIO
+#define CONFIG_HW_WATCHDOG
 
 #define CONFIG_MXC_SPI
 #define CONFIG_DEFAULT_SPI_BUS	1