1 files changed, 61 insertions, 0 deletions

diff --git a/sound/soc/codecs/tpa6130a2.h b/sound/soc/codecs/tpa6130a2.h
new file mode 100644
index 000000000000..57e867fd86d1
--- /dev/null
+++ b/sound/soc/codecs/tpa6130a2.h
@@ -0,0 +1,61 @@
+/*
+ * ALSA SoC TPA6130A2 amplifier driver
+ *
+ * Copyright (C) Nokia Corporation
+ *
+ * Author: Peter Ujfalusi <peter.ujfalusi@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+
+#ifndef __TPA6130A2_H__
+#define __TPA6130A2_H__
+
+/* Register addresses */
+#define TPA6130A2_REG_CONTROL           0x01
+#define TPA6130A2_REG_VOL_MUTE          0x02
+#define TPA6130A2_REG_OUT_IMPEDANCE     0x03
+#define TPA6130A2_REG_VERSION           0x04
+
+#define TPA6130A2_CACHEREGNUM   (TPA6130A2_REG_VERSION + 1)
+
+/* Register bits */
+/* TPA6130A2_REG_CONTROL (0x01) */
+#define TPA6130A2_SWS                   (0x01 << 0)
+#define TPA6130A2_TERMAL                (0x01 << 1)
+#define TPA6130A2_MODE(x)               (x << 4)
+#define TPA6130A2_MODE_STEREO           (0x00)
+#define TPA6130A2_MODE_DUAL_MONO        (0x01)
+#define TPA6130A2_MODE_BRIDGE           (0x02)
+#define TPA6130A2_MODE_MASK             (0x03)
+#define TPA6130A2_HP_EN_R               (0x01 << 6)
+#define TPA6130A2_HP_EN_L               (0x01 << 7)
+
+/* TPA6130A2_REG_VOL_MUTE (0x02) */
+#define TPA6130A2_VOLUME(x)             ((x & 0x3f) << 0)
+#define TPA6130A2_MUTE_R                (0x01 << 6)
+#define TPA6130A2_MUTE_L                (0x01 << 7)
+
+/* TPA6130A2_REG_OUT_IMPEDANCE (0x03) */
+#define TPA6130A2_HIZ_R                 (0x01 << 0)
+#define TPA6130A2_HIZ_L                 (0x01 << 1)
+
+/* TPA6130A2_REG_VERSION (0x04) */
+#define TPA6130A2_VERSION_MASK          (0x0f)
+
+extern int tpa6130a2_add_controls(struct snd_soc_codec *codec);
+
+#endif /* __TPA6130A2_H__ */