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/at91sam9263ek_norflash_defconfig b/configs/at91sam9263ek_norflash_defconfig
index a34b7ee..439c4e1 100644
--- a/configs/at91sam9263ek_norflash_defconfig
+++ b/configs/at91sam9263ek_norflash_defconfig
@@ -25,6 +25,7 @@
CONFIG_RESET_PHY_R=y
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="U-Boot> "
+CONFIG_SYS_CBSIZE=256
CONFIG_SYS_PBSIZE=281
# CONFIG_CMD_BDI is not set
CONFIG_CMD_BOOTZ=y