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/sfr_nb4-ser_ram_defconfig b/configs/sfr_nb4-ser_ram_defconfig
index 07f0289..13da31e 100644
--- a/configs/sfr_nb4-ser_ram_defconfig
+++ b/configs/sfr_nb4-ser_ram_defconfig
@@ -21,6 +21,7 @@
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="NB4-SER # "
CONFIG_SYS_MAXARGS=24
+CONFIG_SYS_CBSIZE=512
CONFIG_SYS_PBSIZE=539
CONFIG_CMD_CPU=y
CONFIG_CMD_LICENSE=y