common: Add DISPLAY_BOARDINFO

Create a Kconfig entry for DISPLAY_BOARDINFO and make it be the default
in certain architectures.  Migrate all config files.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/bcm958300k_defconfig b/configs/bcm958300k_defconfig
index a0bc633..00f6f13 100644
--- a/configs/bcm958300k_defconfig
+++ b/configs/bcm958300k_defconfig
@@ -3,6 +3,7 @@
 CONFIG_SYS_EXTRA_OPTIONS="SYS_SDRAM_SIZE=0x40000000"
 CONFIG_VERSION_VARIABLE=y
 # CONFIG_DISPLAY_CPUINFO is not set
+# CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_AUTOBOOT is not set
 CONFIG_CMD_BOOTZ=y