[PATCH 24/42] stdio: Make use of the SERIAL define

[Simon Glass]

This is always enabled for U-Boot proper, so simplify the condition
in the common Makefile.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 include/stdio.h | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/include/stdio.h b/include/stdio.h
index 56609b846ff..d42fdd2728c 100644
--- a/include/stdio.h
+++ b/include/stdio.h
@@ -9,10 +9,7 @@ int getchar(void);
 int tstc(void);
 
 /* stdout */
-#if !defined(CONFIG_XPL_BUILD) || \
-	(defined(CONFIG_TPL_BUILD) && defined(CONFIG_TPL_SERIAL)) || \
-	(defined(CONFIG_XPL_BUILD) && !defined(CONFIG_TPL_BUILD) && \
-		defined(CONFIG_SPL_SERIAL))
+#if !defined(CONFIG_XPL_BUILD) || CONFIG_IS_ENABLED(SERIAL)
 void putc(const char c);
 void puts(const char *s);
 #ifdef CONFIG_CONSOLE_FLUSH_SUPPORT
-- 
2.43.0