common/Kconfig: Add DISPLAY_CPUINFO

Create a Kconfig entry for DISPLAY_CPUINFO 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/bcm958622hr_defconfig b/configs/bcm958622hr_defconfig
index 4a93a2d..f59fcf5 100644
--- a/configs/bcm958622hr_defconfig
+++ b/configs/bcm958622hr_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_BCMNSP=y
 CONFIG_SYS_EXTRA_OPTIONS="SYS_SDRAM_SIZE=0x01000000"
 CONFIG_VERSION_VARIABLE=y
+# CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_AUTOBOOT is not set
 CONFIG_CMD_BOOTZ=y