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/M54418TWR_defconfig b/configs/M54418TWR_defconfig
index be7a37f..cecc78e 100644
--- a/configs/M54418TWR_defconfig
+++ b/configs/M54418TWR_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_M54418TWR=y
 CONFIG_SYS_TEXT_BASE=0x47E00000
 CONFIG_SYS_EXTRA_OPTIONS="CF_SBF,SYS_SERIAL_BOOT,SYS_INPUT_CLKSRC=50000000"
+# CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="-> "
 # CONFIG_CMD_IMLS is not set