Add MPIO HD200 port - new files

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25725 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 52 insertions, 0 deletions

diff --git a/firmware/target/coldfire/wmcodec-coldfire.c b/firmware/target/coldfire/wmcodec-coldfire.c
new file mode 100644
index 0000000..4403b9a
--- /dev/null
+++ b/firmware/target/coldfire/wmcodec-coldfire.c
@@ -0,0 +1,52 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id:$
+ *
+ * Coldfire specific code for Wolfson audio codecs based on
+ * wmcodec-pp.c
+ *
+ * Based on code from the ipodlinux project - http://ipodlinux.org/
+ * Adapted for Rockbox in December 2005
+ *
+ * Original file: linux/arch/armnommu/mach-ipod/audio.c
+ *
+ * Copyright (c) 2003-2005 Bernard Leach (leachbj@bouncycastle.org)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "system.h"
+#include "audiohw.h"
+#include "i2c-coldfire.h"
+#include "i2s.h"
+#include "wmcodec.h"
+
+#if defined(MPIO_HD200)
+#define I2C_CODEC_ADDRESS 0x34
+#define I2C_IFACE I2C_IFACE_1
+#endif
+
+void audiohw_init(void)
+{
+    audiohw_preinit();
+}
+
+void wmcodec_write(int reg, int data)
+{
+    unsigned char wmdata[2];
+    wmdata[0] = (reg << 1) | ((data & 0x100)>>8);
+    wmdata[1] = data & 0xff;
+    i2c_write(I2C_IFACE,I2C_CODEC_ADDRESS,wmdata,2);
+    return;
+}