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/bcm28155_w1d_defconfig b/configs/bcm28155_w1d_defconfig
index 8a5111f..03d3aa5 100644
--- a/configs/bcm28155_w1d_defconfig
+++ b/configs/bcm28155_w1d_defconfig
@@ -3,6 +3,7 @@
 CONFIG_TARGET_BCM28155_AP=y
 CONFIG_SYS_EXTRA_OPTIONS="BCM_SF2_ETH,BCM_SF2_ETH_GMAC"
 CONFIG_VERSION_VARIABLE=y
+# CONFIG_DISPLAY_CPUINFO is not set
 CONFIG_HUSH_PARSER=y
 # CONFIG_AUTOBOOT is not set
 CONFIG_CMD_BOOTZ=y