mx31moboard: Add watchdog support

Signed-off-by: Philippe Rétornaz <philippe.retornaz@epfl.ch>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

arch/arm/mach-imx/Kconfig

@@ -492,6 +492,7 @@ config MACH_MX31MOBOARD
 	bool "Support mx31moboard platforms (EPFL Mobots group)"
 	select SOC_IMX31
 	select IMX_HAVE_PLATFORM_FSL_USB2_UDC
+	select IMX_HAVE_PLATFORM_IMX2_WDT
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_IPU_CORE

arch/arm/mach-imx/mach-mx31moboard.c

@@ -530,6 +530,8 @@ static void __init mx31moboard_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 	gpio_led_register_device(-1, &mx31moboard_led_pdata);
 
+	imx31_add_imx2_wdt(NULL);
+
 	imx31_add_imx_uart0(&uart0_pdata);
 	imx31_add_imx_uart4(&uart4_pdata);