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-rw-r--r--sound/soc/codecs/tpa6130a2.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/sound/soc/codecs/tpa6130a2.h b/sound/soc/codecs/tpa6130a2.h
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--- /dev/null
+++ b/sound/soc/codecs/tpa6130a2.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * ALSA SoC TPA6130A2 amplifier driver
+ *
+ * Copyright (C) Nokia Corporation
+ *
+ * Author: Peter Ujfalusi <peter.ujfalusi@ti.com>
+ */
+
+#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
+
+/* Register bits */
+/* TPA6130A2_REG_CONTROL (0x01) */
+#define TPA6130A2_SWS_SHIFT 0
+#define TPA6130A2_SWS (0x01 << TPA6130A2_SWS_SHIFT)
+#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_SHIFT 6
+#define TPA6130A2_HP_EN_R (0x01 << TPA6130A2_HP_EN_R_SHIFT)
+#define TPA6130A2_HP_EN_L_SHIFT 7
+#define TPA6130A2_HP_EN_L (0x01 << TPA6130A2_HP_EN_L_SHIFT)
+
+/* 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)
+
+#endif /* __TPA6130A2_H__ */