Convert CONFIG_SYS_CBSIZE to Kconfig
This converts the following to Kconfig:
CONFIG_SYS_CBSIZE
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/boston64r6el_defconfig b/configs/boston64r6el_defconfig
index f78d331..72b3649 100644
--- a/configs/boston64r6el_defconfig
+++ b/configs/boston64r6el_defconfig
@@ -21,6 +21,7 @@
CONFIG_FIT_BEST_MATCH=y
CONFIG_OF_STDOUT_VIA_ALIAS=y
CONFIG_SYS_PROMPT="boston # "
+CONFIG_SYS_CBSIZE=256
CONFIG_SYS_PBSIZE=282
# CONFIG_CMD_ELF is not set
CONFIG_CMD_GREPENV=y