TI:armv7: Switch to CONFIG_SYS_BOARD_GENERIC

Tested on AM335x GP EVM, AM335x EVM SK, Beaglebone White, Beaglebone
Black, AM437xx GP EVM, OMAP5 uEVM, OMAP4 Pandaboard

Signed-off-by: Tom Rini <trini@ti.com>
diff --git a/include/configs/ti_armv7_common.h b/include/configs/ti_armv7_common.h
index 1efc988..2aa3540 100644
--- a/include/configs/ti_armv7_common.h
+++ b/include/configs/ti_armv7_common.h
@@ -20,6 +20,7 @@
 /* Common define for many platforms. */
 #define CONFIG_OMAP
 #define CONFIG_OMAP_COMMON
+#define CONFIG_SYS_GENERIC_BOARD
 
 /*
  * We typically do not contain NOR flash.  In the cases where we do, we