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/colibri_imx6_defconfig b/configs/colibri_imx6_defconfig
index 0bd601b..1873581 100644
--- a/configs/colibri_imx6_defconfig
+++ b/configs/colibri_imx6_defconfig
@@ -42,6 +42,7 @@
CONFIG_SPL_USB_SDP_SUPPORT=y
CONFIG_SYS_PROMPT="Colibri iMX6 # "
CONFIG_SYS_MAXARGS=48
+CONFIG_SYS_CBSIZE=1024
CONFIG_SYS_PBSIZE=1056
# CONFIG_CMD_ELF is not set
# CONFIG_CMD_IMI is not set