1 files changed, 38 insertions, 0 deletions

diff --git a/firmware/drivers/dac.h b/firmware/drivers/dac.h
new file mode 100644
index 0000000000..c860538a24
--- /dev/null
+++ b/firmware/drivers/dac.h
@@ -0,0 +1,38 @@
+/***************************************************************************
+ *             __________               __   ___.
+ *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+ *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+ *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+ *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+ *                     \/            \/     \/    \/            \/
+ * $Id$
+ *
+ * Copyright (C) 2002 by Linus Nielsen Feltzing
+ *
+ * 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.
+ *
+ ****************************************************************************/
+#ifndef _DAC_H_
+#define _DAC_H_
+
+/*
+        DAC I2C defs
+*/
+#define DAC_ADR         0x9a
+#define DAC_DEV_WRITE   (DAC_ADR | 0x00)
+
+#define DAC_REG_WRITE   0xc0
+
+/* registers..*/
+#define DAC_SR_REG      1
+#define DAC_AVOL        2
+#define DAC_GCFG        3
+
+extern int dac_volume(unsigned int volume);
+extern int dac_config(int value);
+
+#endif