omap3_evm_common.h: Switch to SYS_GENERIC_BOARD

Tested on my OMAP3 uEVM.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>

include/configs/omap3_evm_common.h

@@ -15,6 +15,7 @@
 #define CONFIG_OMAP			/* This is TI OMAP core */
 #define CONFIG_OMAP_GPIO
 #define CONFIG_OMAP_COMMON
+#define CONFIG_SYS_GENERIC_BOARD
 /* Common ARM Erratas */
 #define CONFIG_ARM_ERRATA_454179
 #define CONFIG_ARM_ERRATA_430973