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Diffstat (limited to 'cpu/xscale/serial.c')
-rw-r--r--cpu/xscale/serial.c31
1 files changed, 27 insertions, 4 deletions
diff --git a/cpu/xscale/serial.c b/cpu/xscale/serial.c
index 35302a7..c9d5f70 100644
--- a/cpu/xscale/serial.c
+++ b/cpu/xscale/serial.c
@@ -67,7 +67,21 @@ void serial_setbrg (void)
FFIER = IER_UUE; /* Enable FFUART */
-#elif CONFIG_STUART
+#elif defined(CONFIG_BTUART)
+ CKEN |= CKEN7_BTUART;
+
+ BTIER = 0;
+ BTFCR = 0;
+
+ /* set baud rate */
+ BTLCR = LCR_DLAB;
+ BTDLL = quot & 0xff;
+ BTDLH = quot >> 8;
+ BTLCR = LCR_WLS0 | LCR_WLS1;
+
+ BTIER = IER_UUE; /* Enable BFUART */
+
+#elif defined(CONFIG_STUART)
#error "Bad: not implemented yet!"
#else
#error "Bad: you didn't configured serial ..."
@@ -98,7 +112,10 @@ void serial_putc (const char c)
while ((FFLSR & LSR_TEMT) == 0);
FFTHR = c;
-#elif CONFIG_STUART
+#elif defined(CONFIG_BTUART)
+ while ((BTLSR & LSR_TEMT ) == 0 );
+ BTTHR = c;
+#elif defined(CONFIG_STUART)
#endif
/* If \n, also do \r */
@@ -115,7 +132,9 @@ int serial_tstc (void)
{
#ifdef CONFIG_FFUART
return FFLSR & LSR_DR;
-#elif CONFIG_STUART
+#elif defined(CONFIG_BTUART)
+ return BTLSR & LSR_DR;
+#elif defined(CONFIG_STUART)
#endif
}
@@ -130,7 +149,11 @@ int serial_getc (void)
while (!(FFLSR & LSR_DR));
return (char) FFRBR & 0xff;
-#elif CONFIG_STUART
+#elif defined(CONFIG_BTUART)
+ while (!(BTLSR & LSR_DR));
+
+ return (char) BTRBR & 0xff;
+#elif defined(CONFIG_STUART)
#endif
}