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-rw-r--r--cpu/sa1100/serial.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/cpu/sa1100/serial.c b/cpu/sa1100/serial.c
index d3b8628..a598489 100644
--- a/cpu/sa1100/serial.c
+++ b/cpu/sa1100/serial.c
@@ -66,7 +66,7 @@ void serial_setbrg (void)
Ser1UTCR1 = 0;
Ser1UTCR2 = (u32)reg;
Ser1UTCR3 = ( UTCR3_RXE | UTCR3_TXE );
-#elif CONFIG_SERIAL3
+#elif defined(CONFIG_SERIAL3)
/* Wait until port is ready ... */
while (Ser3UTSR1 & UTSR1_TBY) {
}
@@ -107,7 +107,7 @@ void serial_putc (const char c)
while ((Ser1UTSR0 & UTSR0_TFS) == 0);
Ser1UTDR = c;
-#elif CONFIG_SERIAL3
+#elif defined(CONFIG_SERIAL3)
/* wait for room in the tx FIFO on SERIAL3 */
while ((Ser3UTSR0 & UTSR0_TFS) == 0);
@@ -128,7 +128,7 @@ int serial_tstc (void)
{
#ifdef CONFIG_SERIAL1
return Ser1UTSR1 & UTSR1_RNE;
-#elif CONFIG_SERIAL3
+#elif defined(CONFIG_SERIAL3)
return Ser3UTSR1 & UTSR1_RNE;
#endif
}
@@ -144,7 +144,7 @@ int serial_getc (void)
while (!(Ser1UTSR1 & UTSR1_RNE));
return (char) Ser1UTDR & 0xff;
-#elif CONFIG_SERIAL3
+#elif defined(CONFIG_SERIAL3)
while (!(Ser3UTSR1 & UTSR1_RNE));
return (char) Ser3UTDR & 0xff;