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/odroid-c2_defconfig b/configs/odroid-c2_defconfig
index 6307abc..9db718c 100644
--- a/configs/odroid-c2_defconfig
+++ b/configs/odroid-c2_defconfig
@@ -5,6 +5,7 @@
 CONFIG_IDENT_STRING=" odroid-c2"
 CONFIG_DEFAULT_DEVICE_TREE="meson-gxbb-odroidc2"
 # CONFIG_DISPLAY_CPUINFO is not set
+# CONFIG_DISPLAY_BOARDINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_CMD_BDI is not set
 # CONFIG_CMD_IMI is not set