summaryrefslogtreecommitdiffstats
path: root/firmware/export/uda1341.h
diff options
context:
space:
mode:
Diffstat (limited to 'firmware/export/uda1341.h')
-rw-r--r--firmware/export/uda1341.h102
1 files changed, 102 insertions, 0 deletions
diff --git a/firmware/export/uda1341.h b/firmware/export/uda1341.h
new file mode 100644
index 0000000000..dcbbeef8e5
--- /dev/null
+++ b/firmware/export/uda1341.h
@@ -0,0 +1,102 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2009 by Bob Cousins
+ *
+ * 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.
+ *
+ ****************************************************************************/
+
+#ifndef _UDA1341_H
+#define _UDA1341_H
+
+/* volume/balance/treble/bass interdependency */
+#define VOLUME_MIN -840
+#define VOLUME_MAX 0
+
+#define AUDIOHW_CAPS (BASS_CAP | TREBLE_CAP | PRESCALER_CAP)
+
+extern int tenthdb2master(int db);
+extern int tenthdb2mixer(int db);
+
+extern void audiohw_set_master_vol(int vol_l, int vol_r);
+extern void audiohw_set_mixer_vol(int channel1, int channel2);
+
+/* Address byte */
+#define UDA1341_ADDR 0x14
+#define UDA_REG_DATA0 0x00
+#define UDA_REG_DATA1 0x01
+#define UDA_REG_STATUS 0x02
+
+/* STATUS */
+#define UDA_STATUS_0 (0 << 7)
+#define UDA_STATUS_1 (1 << 7)
+
+#define UDA_RESET (1 << 6)
+#define UDA_SYSCLK_512FS (0 << 4)
+#define UDA_SYSCLK_384FS (1 << 4)
+#define UDA_SYSCLK_256FS (2 << 4)
+#define I2S_IFMT_IIS (0 << 1)
+#define I2S_IFMT_LSB16 (1 << 1)
+#define I2S_IFMT_LSB18 (2 << 1)
+#define I2S_IFMT_LSB20 (3 << 1)
+#define I2S_IFMT_MSB (4 << 1)
+#define I2S_IFMT_LSB16_OFMT_MSB (5 << 1)
+#define I2S_IFMT_LSB18_OFMT_MSB (6 << 1)
+#define I2S_IFMT_LSB20_OFMT_MSB (7 << 1)
+#define UDA_DC_FILTER (1 << 0)
+
+#define UDA_OUTPUT_GAIN (1 << 6)
+#define UDA_INPUT_GAIN (1 << 5)
+#define UDA_ADC_INVERT (1 << 4)
+#define UDA_DAC_INVERT (1 << 3)
+#define UDA_DOUBLE_SPEED (1 << 2)
+#define UDA_POWER_ADC_ON (1 << 1)
+#define UDA_POWER_DAC_ON (1 << 0)
+
+/* DATA0 */
+#define UDA_DATA_CTRL0 (0 << 6)
+#define UDA_DATA_CTRL1 (1 << 6)
+#define UDA_DATA_CTRL2 (2 << 6)
+#define UDA_DATA_EXT_ADDR (6 << 5)
+#define UDA_DATA_EXT_DATA (7 << 5)
+
+#define UDA_VOLUME(x) ((x) << 8) /* 1=0dB, 61=-60dB */
+
+#define UDA_BASS_BOOST(x) ((x) << 2) /* see datasheet */
+#define UDA_TREBLE(x) ((x) << 0) /* see datasheet */
+
+#define UDA_PEAK_DETECT_POS (1 << 5)
+#define UDA_DE_EMPHASIS_NONE (0 << 3)
+#define UDA_DE_EMPHASIS_32 (1 << 3)
+#define UDA_DE_EMPHASIS_44_1 (2 << 3)
+#define UDA_DE_EMPHASIS_48 (3 << 3)
+#define UDA_MUTE (1 << 2)
+#define UDA_MODE_SWITCH_FLAT (0 << 0)
+#define UDA_MODE_SWITCH_MIN (1 << 0)
+#define UDA_MODE_SWITCH_MAX (3 << 0)
+
+#define UDA_EXT_0 (0 << 5) /* Mixer Gain Chan 1 */
+#define UDA_EXT_1 (1 << 5) /* Mixer Gain Chan 2 */
+#define UDA_EXT_2 (2 << 5) /* Mic sens and mixer mode */
+#define UDA_EXT_4 (4 << 5) /* AGC, Input amp gain */
+#define UDA_EXT_5 (5 << 5) /* Input amp gain */
+#define UDA_EXT_6 (6 << 5) /* AGC settings */
+
+/* TODO: DATA0 extended registers */
+
+/* DATA1: see datasheet */
+
+#endif /* _UDA_1341_H */