1/* 2 * ALSA SoC TPA6130A2 amplifier driver 3 * 4 * Copyright (C) Nokia Corporation 5 * 6 * Author: Peter Ujfalusi <peter.ujfalusi@nokia.com> 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License 10 * version 2 as published by the Free Software Foundation. 11 * 12 * This program is distributed in the hope that it will be useful, but 13 * WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * General Public License for more details. 16 * 17 * You should have received a copy of the GNU General Public License 18 * along with this program; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 20 * 02110-1301 USA 21 * 22 */ 23 24#ifndef __TPA6130A2_H__ 25#define __TPA6130A2_H__ 26 27/* Register addresses */ 28#define TPA6130A2_REG_CONTROL 0x01 29#define TPA6130A2_REG_VOL_MUTE 0x02 30#define TPA6130A2_REG_OUT_IMPEDANCE 0x03 31#define TPA6130A2_REG_VERSION 0x04 32 33#define TPA6130A2_CACHEREGNUM (TPA6130A2_REG_VERSION + 1) 34 35/* Register bits */ 36/* TPA6130A2_REG_CONTROL (0x01) */ 37#define TPA6130A2_SWS (0x01 << 0) 38#define TPA6130A2_TERMAL (0x01 << 1) 39#define TPA6130A2_MODE(x) (x << 4) 40#define TPA6130A2_MODE_STEREO (0x00) 41#define TPA6130A2_MODE_DUAL_MONO (0x01) 42#define TPA6130A2_MODE_BRIDGE (0x02) 43#define TPA6130A2_MODE_MASK (0x03) 44#define TPA6130A2_HP_EN_R (0x01 << 6) 45#define TPA6130A2_HP_EN_L (0x01 << 7) 46 47/* TPA6130A2_REG_VOL_MUTE (0x02) */ 48#define TPA6130A2_VOLUME(x) ((x & 0x3f) << 0) 49#define TPA6130A2_MUTE_R (0x01 << 6) 50#define TPA6130A2_MUTE_L (0x01 << 7) 51 52/* TPA6130A2_REG_OUT_IMPEDANCE (0x03) */ 53#define TPA6130A2_HIZ_R (0x01 << 0) 54#define TPA6130A2_HIZ_L (0x01 << 1) 55 56/* TPA6130A2_REG_VERSION (0x04) */ 57#define TPA6130A2_VERSION_MASK (0x0f) 58 59extern int tpa6130a2_add_controls(struct snd_soc_codec *codec); 60 61#endif /* __TPA6130A2_H__ */ 62