814b7963e5
The power for the amplifier should be handled internally by the tpa6130a2 driver. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
61 lines
1.9 KiB
C
61 lines
1.9 KiB
C
/*
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* ALSA SoC TPA6130A2 amplifier driver
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*
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* Copyright (C) Nokia Corporation
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*
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* Author: Peter Ujfalusi <peter.ujfalusi@nokia.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*
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*/
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#ifndef __TPA6130A2_H__
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#define __TPA6130A2_H__
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/* Register addresses */
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#define TPA6130A2_REG_CONTROL 0x01
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#define TPA6130A2_REG_VOL_MUTE 0x02
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#define TPA6130A2_REG_OUT_IMPEDANCE 0x03
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#define TPA6130A2_REG_VERSION 0x04
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#define TPA6130A2_CACHEREGNUM (TPA6130A2_REG_VERSION + 1)
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/* Register bits */
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/* TPA6130A2_REG_CONTROL (0x01) */
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#define TPA6130A2_SWS (0x01 << 0)
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#define TPA6130A2_TERMAL (0x01 << 1)
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#define TPA6130A2_MODE(x) (x << 4)
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#define TPA6130A2_MODE_STEREO (0x00)
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#define TPA6130A2_MODE_DUAL_MONO (0x01)
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#define TPA6130A2_MODE_BRIDGE (0x02)
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#define TPA6130A2_MODE_MASK (0x03)
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#define TPA6130A2_HP_EN_R (0x01 << 6)
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#define TPA6130A2_HP_EN_L (0x01 << 7)
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/* TPA6130A2_REG_VOL_MUTE (0x02) */
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#define TPA6130A2_VOLUME(x) ((x & 0x3f) << 0)
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#define TPA6130A2_MUTE_R (0x01 << 6)
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#define TPA6130A2_MUTE_L (0x01 << 7)
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/* TPA6130A2_REG_OUT_IMPEDANCE (0x03) */
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#define TPA6130A2_HIZ_R (0x01 << 0)
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#define TPA6130A2_HIZ_L (0x01 << 1)
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/* TPA6130A2_REG_VERSION (0x04) */
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#define TPA6130A2_VERSION_MASK (0x0f)
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extern int tpa6130a2_add_controls(struct snd_soc_codec *codec);
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#endif /* __TPA6130A2_H__ */
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