X-Git-Url: http://cloudbase.mooo.com/gitweb/z180-stamp.git/blobdiff_plain/7f552300815ccadd45ebb3e7f0ae72a3b2e0c4e5..7af9364ebd7ad6c143f31e9abe745c6d75f8322b:/include/spi.h?ds=sidebyside

diff --git a/include/spi.h b/include/spi.h
index 04ea726..1052569 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -1,8 +1,7 @@
 /*
- * spi.h
+ * (C) Copyright 2009,2014 Leo C. <erbl259-lmu@yahoo.de>
  *
- *  Created on: 17.04.2009
- *      Author: leo
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #ifndef SPI_H_
@@ -27,10 +26,11 @@
 #define SPI_SET_SPEED_F_128		do {SPCR = (1<<SPE) | (1<<MSTR) | (1<<SPR1) | (1<<SPR0); SPSR = (0<<SPI2X); } while(0)
 
 /** switch to fast SPI Clock */
-#define SPISetFastClock() 	 SPI_SET_SPEED_F_2
-#define SPISetSlowClock() 	 SPI_SET_SPEED_F_8
-#define SPISetMMCInitClock() SPI_SET_SPEED_F_64
+#define SPISetFastClock() 	 	SPI_SET_SPEED_F_2
+#define SPISetSlowClock() 	 	SPI_SET_SPEED_F_8
+#define SPISetMMCInitClock() 	SPI_SET_SPEED_F_64
 
+#define SPI_OFF()				do { SPCR = 0; } while(0)
 
 static inline void spi_wait() {
 	loop_until_bit_is_set(SPSR,SPIF);