Register watchdog for efika mx and sb systems.

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>

Index: linux-2.6-submit/arch/arm/mach-mx5/mx51_efika.c
===================================================================
--- linux-2.6-submit.orig/arch/arm/mach-mx5/mx51_efika.c	2011-02-27 23:13:37.000000000 +0100
+++ linux-2.6-submit/arch/arm/mach-mx5/mx51_efika.c	2011-02-27 23:20:38.000000000 +0100
@@ -611,6 +611,7 @@
 					ARRAY_SIZE(mx51efika_pads));
 	imx51_add_imx_uart(0, &uart_pdata);
 	mx51_efika_usb();
+	imx51_add_imx2_wdt(0, NULL);
 	imx51_add_sdhci_esdhc_imx(0, NULL);
 
 	/* FIXME: comes from original code. check this. */
Index: linux-2.6-submit/arch/arm/mach-mx5/Kconfig
===================================================================
--- linux-2.6-submit.orig/arch/arm/mach-mx5/Kconfig	2011-02-27 23:13:42.000000000 +0100
+++ linux-2.6-submit/arch/arm/mach-mx5/Kconfig	2011-02-27 23:20:38.000000000 +0100
@@ -117,6 +117,7 @@
 	bool
 	select SOC_IMX51
 	select IMX_HAVE_PLATFORM_IMX_UART
+	select IMX_HAVE_PLATFORM_IMX2_WDT
 	select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX
 	select IMX_HAVE_PLATFORM_SPI_IMX
 	select MXC_ULPI if USB_ULPI