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authorSebastian Leonhardt <sebastian.leonhardt@web.de>2014-05-30 00:26:27 +0200
committerSzymon Dziok <b0hoon@o2.pl>2014-06-01 23:25:12 +0200
commit53efa59e12f2de50bdb54e4a590c680063c39e1c (patch)
tree6c90855111fa00bd553891c3dd63b9240b4f5de4 /firmware/export/ak4537.h
parent5237b36a858819378618e0d034d4b89c0bea1617 (diff)
downloadrockbox-53efa59e12f2de50bdb54e4a590c680063c39e1c.tar.gz
rockbox-53efa59e12f2de50bdb54e4a590c680063c39e1c.zip
recording on Samsung YH-820/YH-92x
Change-Id: I6eac4cf6c16a322910ad17bfbf3105e330cd0e36 Reviewed-on: http://gerrit.rockbox.org/815 Reviewed-by: Szymon Dziok <b0hoon@o2.pl> Tested: Szymon Dziok <b0hoon@o2.pl>
Diffstat (limited to 'firmware/export/ak4537.h')
-rw-r--r--firmware/export/ak4537.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/firmware/export/ak4537.h b/firmware/export/ak4537.h
index d66205af7c..1c09b5aa2f 100644
--- a/firmware/export/ak4537.h
+++ b/firmware/export/ak4537.h
@@ -22,8 +22,19 @@
#ifndef _AK4537_H
#define _AK4537_H
+
+#define AUDIOHW_CAPS (LIN_GAIN_CAP | MIC_GAIN_CAP)
+
/* Volume goes from -127.0 ... 0 dB in 0.5 dB increments */
AUDIOHW_SETTING(VOLUME, "dB", 0, 1, -128, 0, -25)
+#ifdef HAVE_RECORDING
+/* line input: -23 .. +12dB */
+AUDIOHW_SETTING(LEFT_GAIN, "dB", 0, 1, -23, 12, 0)
+AUDIOHW_SETTING(RIGHT_GAIN, "dB", 0, 1, -23, 12, 0)
+/* mic gain: +15dB fixed +20dB switchable mic preamp gain
+ and the line stage of -23..+12dB make a total range of -8..+47dB */
+AUDIOHW_SETTING(MIC_GAIN, "dB", 0, 1, -8, 47, 20)
+#endif /* HAVE_RECORDING */
#define AKC_NUM_REGS 0x11