spl, common, serial: build SPL without serial support
This patch enables building SPL without
CONFIG_SPL_SERIAL_SUPPORT support.
Signed-off-by: Heiko Schocher <hs@denx.de>
[trini: Ensure we build arch/arm/imx-common on mx28]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/common/cli_readline.c b/common/cli_readline.c
index 9a9fb35..c1476e4 100644
--- a/common/cli_readline.c
+++ b/common/cli_readline.c
@@ -597,7 +597,7 @@
puts(tab_seq + (col & 07));
col += 8 - (col & 07);
} else {
- char buf[2];
+ char __maybe_unused buf[2];
/*
* Echo input using puts() to force an