move the Gigabeat from gigabeat/meg-fx to s3c2440/gigabeat-fx to avoid problems with possible ports in the future: Gigabeat S/V (i.mx31 based) and Kenwood HD20GA7/HD20GA9 (s3c2440 based)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13200 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 71 insertions, 0 deletions

diff --git a/firmware/target/arm/s3c2440/gigabeat-fx/wmcodec-meg-fx.c b/firmware/target/arm/s3c2440/gigabeat-fx/wmcodec-meg-fx.c
new file mode 100644
index 0000000000..fe42b7527a
--- /dev/null
+++ b/firmware/target/arm/s3c2440/gigabeat-fx/wmcodec-meg-fx.c
@@ -0,0 +1,71 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Gigabeat specific code for the Wolfson codec
+ *
+ * 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)
+ *
+ * All files in this archive are subject to the GNU General Public License.
+ * See the file COPYING in the source tree root for full license agreement.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+#include "lcd.h"
+#include "cpu.h"
+#include "kernel.h"
+#include "thread.h"
+#include "power.h"
+#include "debug.h"
+#include "system.h"
+#include "sprintf.h"
+#include "button.h"
+#include "string.h"
+#include "file.h"
+#include "buffer.h"
+#include "audio.h"
+#include "i2c.h"
+#include "i2c-meg-fx.h"
+/*
+ * Reset the I2S BIT.FORMAT I2S, 16bit, FIFO.FORMAT 32bit
+ */
+void i2s_reset(void)
+{
+}
+
+/*
+ * Initialise the WM8975 for playback via headphone and line out.
+ * Note, I'm using the WM8750 datasheet as its apparently close.
+ */
+int audiohw_init(void) {
+    /* reset I2C */
+    i2c_init();
+    
+    /* GPC5 controls headphone output */
+    GPCCON &= ~(0x3 << 10);
+    GPCCON |= (1 << 10);
+    GPCDAT |= (1 << 5);
+
+    return 0;
+}
+
+void audiohw_postinit(void)
+{
+}
+
+void wmcodec_write(int reg, int data)
+{
+    i2c_send(0x34, (reg<<1) | ((data&0x100)>>8), data&0xff);
+}