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/ethernut5_defconfig b/configs/ethernut5_defconfig
index 1364c37..da8c0bd 100644
--- a/configs/ethernut5_defconfig
+++ b/configs/ethernut5_defconfig
@@ -22,6 +22,7 @@
CONFIG_HUSH_PARSER=y
# CONFIG_AUTO_COMPLETE is not set
CONFIG_SYS_PROMPT="U-Boot> "
+CONFIG_SYS_CBSIZE=256
CONFIG_SYS_PBSIZE=281
# CONFIG_CMD_BDI is not set
CONFIG_CMD_IMLS=y