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102 lines
3.0 KiB
C
102 lines
3.0 KiB
C
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/*
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* sound/soc/codec/wl1273.h
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*
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* ALSA SoC WL1273 codec driver
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*
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* Copyright (C) Nokia Corporation
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* Author: Matti Aaltonen <matti.j.aaltonen@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 __WL1273_CODEC_H__
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#define __WL1273_CODEC_H__
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/* I2S protocol, left channel first, data width 16 bits */
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#define WL1273_PCM_DEF_MODE 0x00
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/* Rx */
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#define WL1273_AUDIO_ENABLE_I2S (1 << 0)
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#define WL1273_AUDIO_ENABLE_ANALOG (1 << 1)
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/* Tx */
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#define WL1273_AUDIO_IO_SET_ANALOG 0
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#define WL1273_AUDIO_IO_SET_I2S 1
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#define WL1273_POWER_SET_OFF 0
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#define WL1273_POWER_SET_FM (1 << 0)
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#define WL1273_POWER_SET_RDS (1 << 1)
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#define WL1273_POWER_SET_RETENTION (1 << 4)
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#define WL1273_PUPD_SET_OFF 0x00
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#define WL1273_PUPD_SET_ON 0x01
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#define WL1273_PUPD_SET_RETENTION 0x10
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/* I2S mode */
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#define WL1273_IS2_WIDTH_32 0x0
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#define WL1273_IS2_WIDTH_40 0x1
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#define WL1273_IS2_WIDTH_22_23 0x2
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#define WL1273_IS2_WIDTH_23_22 0x3
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#define WL1273_IS2_WIDTH_48 0x4
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#define WL1273_IS2_WIDTH_50 0x5
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#define WL1273_IS2_WIDTH_60 0x6
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#define WL1273_IS2_WIDTH_64 0x7
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#define WL1273_IS2_WIDTH_80 0x8
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#define WL1273_IS2_WIDTH_96 0x9
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#define WL1273_IS2_WIDTH_128 0xa
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#define WL1273_IS2_WIDTH 0xf
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#define WL1273_IS2_FORMAT_STD (0x0 << 4)
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#define WL1273_IS2_FORMAT_LEFT (0x1 << 4)
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#define WL1273_IS2_FORMAT_RIGHT (0x2 << 4)
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#define WL1273_IS2_FORMAT_USER (0x3 << 4)
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#define WL1273_IS2_MASTER (0x0 << 6)
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#define WL1273_IS2_SLAVEW (0x1 << 6)
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#define WL1273_IS2_TRI_AFTER_SENDING (0x0 << 7)
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#define WL1273_IS2_TRI_ALWAYS_ACTIVE (0x1 << 7)
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#define WL1273_IS2_SDOWS_RR (0x0 << 8)
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#define WL1273_IS2_SDOWS_RF (0x1 << 8)
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#define WL1273_IS2_SDOWS_FR (0x2 << 8)
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#define WL1273_IS2_SDOWS_FF (0x3 << 8)
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#define WL1273_IS2_TRI_OPT (0x0 << 10)
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#define WL1273_IS2_TRI_ALWAYS (0x1 << 10)
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#define WL1273_IS2_RATE_48K (0x0 << 12)
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#define WL1273_IS2_RATE_44_1K (0x1 << 12)
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#define WL1273_IS2_RATE_32K (0x2 << 12)
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#define WL1273_IS2_RATE_22_05K (0x4 << 12)
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#define WL1273_IS2_RATE_16K (0x5 << 12)
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#define WL1273_IS2_RATE_12K (0x8 << 12)
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#define WL1273_IS2_RATE_11_025 (0x9 << 12)
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#define WL1273_IS2_RATE_8K (0xa << 12)
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#define WL1273_IS2_RATE (0xf << 12)
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#define WL1273_I2S_DEF_MODE (WL1273_IS2_WIDTH_32 | \
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WL1273_IS2_FORMAT_STD | \
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WL1273_IS2_MASTER | \
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WL1273_IS2_TRI_AFTER_SENDING | \
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WL1273_IS2_SDOWS_RR | \
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WL1273_IS2_TRI_OPT | \
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WL1273_IS2_RATE_48K)
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int wl1273_get_format(struct snd_soc_codec *codec, unsigned int *fmt);
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#endif /* End of __WL1273_CODEC_H__ */
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