added a single-byte uart interface
diff --git a/bbb_cape/src/cape/uart_dma.c b/bbb_cape/src/cape/uart_dma.c
index 4b2ec45..4d4da1c 100644
--- a/bbb_cape/src/cape/uart_dma.c
+++ b/bbb_cape/src/cape/uart_dma.c
@@ -37,10 +37,7 @@
   }
 }
 
-void uart_dma_configure(int baud, int bytes,
-                        uint8_t *buffer1_in, uint8_t *buffer2_in) {
-  uart_common_configure(baud);
-
+void uart_dma_configure(int bytes, uint8_t *buffer1_in, uint8_t *buffer2_in) {
   buffer1 = buffer1_in;
   buffer2 = buffer2_in;
   uart_dma_callback(buffer1);