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![Fabio Estevam](/assets/img/avatar_default.png)
Playing a mono track on a mc13783 codec results in incorrect playback rate. Remove mono support so that a mono track can be played correctly. Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Tested-by: Gaëtan Carlier <gcembed@gmail.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
788 lines
21 KiB
C
788 lines
21 KiB
C
/*
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* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
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* Copyright 2009 Sascha Hauer, s.hauer@pengutronix.de
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* Copyright 2012 Philippe Retornaz, philippe.retornaz@epfl.ch
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*
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* Initial development of this code was funded by
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* Phytec Messtechnik GmbH, http://www.phytec.de
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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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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU 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 Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#include <linux/module.h>
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#include <linux/device.h>
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#include <linux/mfd/mc13xxx.h>
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#include <linux/slab.h>
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#include <sound/core.h>
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#include <sound/control.h>
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#include <sound/pcm.h>
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#include <sound/soc.h>
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#include <sound/initval.h>
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#include <sound/soc-dapm.h>
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#include "mc13783.h"
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#define MC13783_AUDIO_RX0 36
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#define MC13783_AUDIO_RX1 37
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#define MC13783_AUDIO_TX 38
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#define MC13783_SSI_NETWORK 39
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#define MC13783_AUDIO_CODEC 40
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#define MC13783_AUDIO_DAC 41
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#define AUDIO_RX0_ALSPEN (1 << 5)
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#define AUDIO_RX0_ALSPSEL (1 << 7)
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#define AUDIO_RX0_ADDCDC (1 << 21)
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#define AUDIO_RX0_ADDSTDC (1 << 22)
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#define AUDIO_RX0_ADDRXIN (1 << 23)
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#define AUDIO_RX1_PGARXEN (1 << 0);
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#define AUDIO_RX1_PGASTEN (1 << 5)
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#define AUDIO_RX1_ARXINEN (1 << 10)
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#define AUDIO_TX_AMC1REN (1 << 5)
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#define AUDIO_TX_AMC1LEN (1 << 7)
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#define AUDIO_TX_AMC2EN (1 << 9)
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#define AUDIO_TX_ATXINEN (1 << 11)
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#define AUDIO_TX_RXINREC (1 << 13)
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#define SSI_NETWORK_CDCTXRXSLOT(x) (((x) & 0x3) << 2)
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#define SSI_NETWORK_CDCTXSECSLOT(x) (((x) & 0x3) << 4)
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#define SSI_NETWORK_CDCRXSECSLOT(x) (((x) & 0x3) << 6)
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#define SSI_NETWORK_CDCRXSECGAIN(x) (((x) & 0x3) << 8)
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#define SSI_NETWORK_CDCSUMGAIN(x) (1 << 10)
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#define SSI_NETWORK_CDCFSDLY(x) (1 << 11)
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#define SSI_NETWORK_DAC_SLOTS_8 (1 << 12)
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#define SSI_NETWORK_DAC_SLOTS_4 (2 << 12)
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#define SSI_NETWORK_DAC_SLOTS_2 (3 << 12)
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#define SSI_NETWORK_DAC_SLOT_MASK (3 << 12)
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#define SSI_NETWORK_DAC_RXSLOT_0_1 (0 << 14)
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#define SSI_NETWORK_DAC_RXSLOT_2_3 (1 << 14)
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#define SSI_NETWORK_DAC_RXSLOT_4_5 (2 << 14)
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#define SSI_NETWORK_DAC_RXSLOT_6_7 (3 << 14)
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#define SSI_NETWORK_DAC_RXSLOT_MASK (3 << 14)
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#define SSI_NETWORK_STDCRXSECSLOT(x) (((x) & 0x3) << 16)
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#define SSI_NETWORK_STDCRXSECGAIN(x) (((x) & 0x3) << 18)
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#define SSI_NETWORK_STDCSUMGAIN (1 << 20)
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/*
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* MC13783_AUDIO_CODEC and MC13783_AUDIO_DAC mostly share the same
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* register layout
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*/
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#define AUDIO_SSI_SEL (1 << 0)
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#define AUDIO_CLK_SEL (1 << 1)
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#define AUDIO_CSM (1 << 2)
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#define AUDIO_BCL_INV (1 << 3)
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#define AUDIO_CFS_INV (1 << 4)
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#define AUDIO_CFS(x) (((x) & 0x3) << 5)
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#define AUDIO_CLK(x) (((x) & 0x7) << 7)
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#define AUDIO_C_EN (1 << 11)
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#define AUDIO_C_CLK_EN (1 << 12)
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#define AUDIO_C_RESET (1 << 15)
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#define AUDIO_CODEC_CDCFS8K16K (1 << 10)
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#define AUDIO_DAC_CFS_DLY_B (1 << 10)
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struct mc13783_priv {
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struct snd_soc_codec codec;
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struct mc13xxx *mc13xxx;
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enum mc13783_ssi_port adc_ssi_port;
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enum mc13783_ssi_port dac_ssi_port;
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};
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static unsigned int mc13783_read(struct snd_soc_codec *codec,
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unsigned int reg)
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{
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struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
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unsigned int value = 0;
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mc13xxx_lock(priv->mc13xxx);
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mc13xxx_reg_read(priv->mc13xxx, reg, &value);
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mc13xxx_unlock(priv->mc13xxx);
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return value;
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}
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static int mc13783_write(struct snd_soc_codec *codec,
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unsigned int reg, unsigned int value)
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{
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struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
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int ret;
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mc13xxx_lock(priv->mc13xxx);
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ret = mc13xxx_reg_write(priv->mc13xxx, reg, value);
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mc13xxx_unlock(priv->mc13xxx);
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return ret;
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}
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/* Mapping between sample rates and register value */
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static unsigned int mc13783_rates[] = {
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8000, 11025, 12000, 16000,
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22050, 24000, 32000, 44100,
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48000, 64000, 96000
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};
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static int mc13783_pcm_hw_params_dac(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_codec *codec = rtd->codec;
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unsigned int rate = params_rate(params);
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int i;
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for (i = 0; i < ARRAY_SIZE(mc13783_rates); i++) {
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if (rate == mc13783_rates[i]) {
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snd_soc_update_bits(codec, MC13783_AUDIO_DAC,
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0xf << 17, i << 17);
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return 0;
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}
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}
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return -EINVAL;
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}
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static int mc13783_pcm_hw_params_codec(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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struct snd_soc_codec *codec = rtd->codec;
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unsigned int rate = params_rate(params);
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unsigned int val;
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switch (rate) {
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case 8000:
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val = 0;
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break;
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case 16000:
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val = AUDIO_CODEC_CDCFS8K16K;
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break;
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default:
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return -EINVAL;
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}
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snd_soc_update_bits(codec, MC13783_AUDIO_CODEC, AUDIO_CODEC_CDCFS8K16K,
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val);
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return 0;
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}
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static int mc13783_pcm_hw_params_sync(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params,
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struct snd_soc_dai *dai)
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{
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if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
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return mc13783_pcm_hw_params_dac(substream, params, dai);
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else
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return mc13783_pcm_hw_params_codec(substream, params, dai);
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}
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static int mc13783_set_fmt(struct snd_soc_dai *dai, unsigned int fmt,
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unsigned int reg)
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{
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struct snd_soc_codec *codec = dai->codec;
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unsigned int val = 0;
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unsigned int mask = AUDIO_CFS(3) | AUDIO_BCL_INV | AUDIO_CFS_INV |
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AUDIO_CSM | AUDIO_C_CLK_EN | AUDIO_C_RESET;
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/* DAI mode */
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switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
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case SND_SOC_DAIFMT_I2S:
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val |= AUDIO_CFS(2);
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break;
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case SND_SOC_DAIFMT_DSP_A:
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val |= AUDIO_CFS(1);
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break;
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default:
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return -EINVAL;
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}
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/* DAI clock inversion */
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switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
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case SND_SOC_DAIFMT_NB_NF:
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val |= AUDIO_BCL_INV;
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break;
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case SND_SOC_DAIFMT_NB_IF:
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val |= AUDIO_BCL_INV | AUDIO_CFS_INV;
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break;
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case SND_SOC_DAIFMT_IB_NF:
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break;
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case SND_SOC_DAIFMT_IB_IF:
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val |= AUDIO_CFS_INV;
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break;
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}
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/* DAI clock master masks */
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switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
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case SND_SOC_DAIFMT_CBM_CFM:
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val |= AUDIO_C_CLK_EN;
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break;
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case SND_SOC_DAIFMT_CBS_CFS:
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val |= AUDIO_CSM;
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break;
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case SND_SOC_DAIFMT_CBM_CFS:
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case SND_SOC_DAIFMT_CBS_CFM:
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return -EINVAL;
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}
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val |= AUDIO_C_RESET;
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snd_soc_update_bits(codec, reg, mask, val);
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return 0;
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}
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static int mc13783_set_fmt_async(struct snd_soc_dai *dai, unsigned int fmt)
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{
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if (dai->id == MC13783_ID_STEREO_DAC)
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return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
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else
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return mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
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}
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static int mc13783_set_fmt_sync(struct snd_soc_dai *dai, unsigned int fmt)
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{
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int ret;
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ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_DAC);
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if (ret)
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return ret;
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/*
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* In synchronous mode force the voice codec into slave mode
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* so that the clock / framesync from the stereo DAC is used
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*/
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fmt &= ~SND_SOC_DAIFMT_MASTER_MASK;
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fmt |= SND_SOC_DAIFMT_CBS_CFS;
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ret = mc13783_set_fmt(dai, fmt, MC13783_AUDIO_CODEC);
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return ret;
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}
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static int mc13783_sysclk[] = {
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13000000,
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15360000,
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16800000,
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-1,
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26000000,
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-1, /* 12000000, invalid for voice codec */
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-1, /* 3686400, invalid for voice codec */
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33600000,
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};
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static int mc13783_set_sysclk(struct snd_soc_dai *dai,
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int clk_id, unsigned int freq, int dir,
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unsigned int reg)
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{
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struct snd_soc_codec *codec = dai->codec;
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int clk;
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unsigned int val = 0;
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unsigned int mask = AUDIO_CLK(0x7) | AUDIO_CLK_SEL;
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for (clk = 0; clk < ARRAY_SIZE(mc13783_sysclk); clk++) {
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if (mc13783_sysclk[clk] < 0)
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continue;
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if (mc13783_sysclk[clk] == freq)
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break;
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}
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if (clk == ARRAY_SIZE(mc13783_sysclk))
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return -EINVAL;
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if (clk_id == MC13783_CLK_CLIB)
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val |= AUDIO_CLK_SEL;
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val |= AUDIO_CLK(clk);
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snd_soc_update_bits(codec, reg, mask, val);
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return 0;
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}
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static int mc13783_set_sysclk_dac(struct snd_soc_dai *dai,
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int clk_id, unsigned int freq, int dir)
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{
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return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
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}
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static int mc13783_set_sysclk_codec(struct snd_soc_dai *dai,
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int clk_id, unsigned int freq, int dir)
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{
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return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
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}
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static int mc13783_set_sysclk_sync(struct snd_soc_dai *dai,
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int clk_id, unsigned int freq, int dir)
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{
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int ret;
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ret = mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_DAC);
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if (ret)
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return ret;
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return mc13783_set_sysclk(dai, clk_id, freq, dir, MC13783_AUDIO_CODEC);
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}
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static int mc13783_set_tdm_slot_dac(struct snd_soc_dai *dai,
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unsigned int tx_mask, unsigned int rx_mask, int slots,
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int slot_width)
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{
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struct snd_soc_codec *codec = dai->codec;
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unsigned int val = 0;
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unsigned int mask = SSI_NETWORK_DAC_SLOT_MASK |
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SSI_NETWORK_DAC_RXSLOT_MASK;
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switch (slots) {
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case 2:
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val |= SSI_NETWORK_DAC_SLOTS_2;
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break;
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case 4:
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val |= SSI_NETWORK_DAC_SLOTS_4;
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break;
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case 8:
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val |= SSI_NETWORK_DAC_SLOTS_8;
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break;
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default:
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return -EINVAL;
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}
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switch (rx_mask) {
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case 0xfffffffc:
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val |= SSI_NETWORK_DAC_RXSLOT_0_1;
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break;
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case 0xfffffff3:
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val |= SSI_NETWORK_DAC_RXSLOT_2_3;
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break;
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case 0xffffffcf:
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val |= SSI_NETWORK_DAC_RXSLOT_4_5;
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break;
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case 0xffffff3f:
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val |= SSI_NETWORK_DAC_RXSLOT_6_7;
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break;
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default:
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return -EINVAL;
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};
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snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
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return 0;
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}
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static int mc13783_set_tdm_slot_codec(struct snd_soc_dai *dai,
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unsigned int tx_mask, unsigned int rx_mask, int slots,
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int slot_width)
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{
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struct snd_soc_codec *codec = dai->codec;
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unsigned int val = 0;
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unsigned int mask = 0x3f;
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if (slots != 4)
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return -EINVAL;
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if (tx_mask != 0xfffffffc)
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return -EINVAL;
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val |= (0x00 << 2); /* primary timeslot RX/TX(?) is 0 */
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val |= (0x01 << 4); /* secondary timeslot TX is 1 */
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snd_soc_update_bits(codec, MC13783_SSI_NETWORK, mask, val);
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return 0;
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}
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static int mc13783_set_tdm_slot_sync(struct snd_soc_dai *dai,
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unsigned int tx_mask, unsigned int rx_mask, int slots,
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int slot_width)
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{
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int ret;
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ret = mc13783_set_tdm_slot_dac(dai, tx_mask, rx_mask, slots,
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slot_width);
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if (ret)
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return ret;
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ret = mc13783_set_tdm_slot_codec(dai, tx_mask, rx_mask, slots,
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slot_width);
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return ret;
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}
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static const struct snd_kcontrol_new mc1l_amp_ctl =
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SOC_DAPM_SINGLE("Switch", 38, 7, 1, 0);
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static const struct snd_kcontrol_new mc1r_amp_ctl =
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SOC_DAPM_SINGLE("Switch", 38, 5, 1, 0);
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static const struct snd_kcontrol_new mc2_amp_ctl =
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SOC_DAPM_SINGLE("Switch", 38, 9, 1, 0);
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static const struct snd_kcontrol_new atx_amp_ctl =
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SOC_DAPM_SINGLE("Switch", 38, 11, 1, 0);
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|
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/* Virtual mux. The chip does the input selection automatically
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* as soon as we enable one input. */
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static const char * const adcl_enum_text[] = {
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"MC1L", "RXINL",
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};
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static const struct soc_enum adcl_enum =
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SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcl_enum_text), adcl_enum_text);
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static const struct snd_kcontrol_new left_input_mux =
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SOC_DAPM_ENUM_VIRT("Route", adcl_enum);
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static const char * const adcr_enum_text[] = {
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"MC1R", "MC2", "RXINR", "TXIN",
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};
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static const struct soc_enum adcr_enum =
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SOC_ENUM_SINGLE(0, 0, ARRAY_SIZE(adcr_enum_text), adcr_enum_text);
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static const struct snd_kcontrol_new right_input_mux =
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SOC_DAPM_ENUM_VIRT("Route", adcr_enum);
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static const struct snd_kcontrol_new samp_ctl =
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SOC_DAPM_SINGLE("Switch", 36, 3, 1, 0);
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|
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static const struct snd_kcontrol_new lamp_ctl =
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SOC_DAPM_SINGLE("Switch", 36, 5, 1, 0);
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|
|
static const struct snd_kcontrol_new hlamp_ctl =
|
|
SOC_DAPM_SINGLE("Switch", 36, 10, 1, 0);
|
|
|
|
static const struct snd_kcontrol_new hramp_ctl =
|
|
SOC_DAPM_SINGLE("Switch", 36, 9, 1, 0);
|
|
|
|
static const struct snd_kcontrol_new llamp_ctl =
|
|
SOC_DAPM_SINGLE("Switch", 36, 16, 1, 0);
|
|
|
|
static const struct snd_kcontrol_new lramp_ctl =
|
|
SOC_DAPM_SINGLE("Switch", 36, 15, 1, 0);
|
|
|
|
static const struct snd_soc_dapm_widget mc13783_dapm_widgets[] = {
|
|
/* Input */
|
|
SND_SOC_DAPM_INPUT("MC1LIN"),
|
|
SND_SOC_DAPM_INPUT("MC1RIN"),
|
|
SND_SOC_DAPM_INPUT("MC2IN"),
|
|
SND_SOC_DAPM_INPUT("RXINR"),
|
|
SND_SOC_DAPM_INPUT("RXINL"),
|
|
SND_SOC_DAPM_INPUT("TXIN"),
|
|
|
|
SND_SOC_DAPM_SUPPLY("MC1 Bias", 38, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("MC2 Bias", 38, 1, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_SWITCH("MC1L Amp", 38, 7, 0, &mc1l_amp_ctl),
|
|
SND_SOC_DAPM_SWITCH("MC1R Amp", 38, 5, 0, &mc1r_amp_ctl),
|
|
SND_SOC_DAPM_SWITCH("MC2 Amp", 38, 9, 0, &mc2_amp_ctl),
|
|
SND_SOC_DAPM_SWITCH("TXIN Amp", 38, 11, 0, &atx_amp_ctl),
|
|
|
|
SND_SOC_DAPM_VIRT_MUX("PGA Left Input Mux", SND_SOC_NOPM, 0, 0,
|
|
&left_input_mux),
|
|
SND_SOC_DAPM_VIRT_MUX("PGA Right Input Mux", SND_SOC_NOPM, 0, 0,
|
|
&right_input_mux),
|
|
|
|
SND_SOC_DAPM_PGA("PGA Left Input", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
SND_SOC_DAPM_PGA("PGA Right Input", SND_SOC_NOPM, 0, 0, NULL, 0),
|
|
|
|
SND_SOC_DAPM_ADC("ADC", "Capture", 40, 11, 0),
|
|
SND_SOC_DAPM_SUPPLY("ADC_Reset", 40, 15, 0, NULL, 0),
|
|
|
|
/* Output */
|
|
SND_SOC_DAPM_SUPPLY("DAC_E", 41, 11, 0, NULL, 0),
|
|
SND_SOC_DAPM_SUPPLY("DAC_Reset", 41, 15, 0, NULL, 0),
|
|
SND_SOC_DAPM_OUTPUT("RXOUTL"),
|
|
SND_SOC_DAPM_OUTPUT("RXOUTR"),
|
|
SND_SOC_DAPM_OUTPUT("HSL"),
|
|
SND_SOC_DAPM_OUTPUT("HSR"),
|
|
SND_SOC_DAPM_OUTPUT("LSP"),
|
|
SND_SOC_DAPM_OUTPUT("SP"),
|
|
|
|
SND_SOC_DAPM_SWITCH("Speaker Amp", 36, 3, 0, &samp_ctl),
|
|
SND_SOC_DAPM_SWITCH("Loudspeaker Amp", SND_SOC_NOPM, 0, 0, &lamp_ctl),
|
|
SND_SOC_DAPM_SWITCH("Headset Amp Left", 36, 10, 0, &hlamp_ctl),
|
|
SND_SOC_DAPM_SWITCH("Headset Amp Right", 36, 9, 0, &hramp_ctl),
|
|
SND_SOC_DAPM_SWITCH("Line out Amp Left", 36, 16, 0, &llamp_ctl),
|
|
SND_SOC_DAPM_SWITCH("Line out Amp Right", 36, 15, 0, &lramp_ctl),
|
|
SND_SOC_DAPM_DAC("DAC", "Playback", 36, 22, 0),
|
|
SND_SOC_DAPM_PGA("DAC PGA", 37, 5, 0, NULL, 0),
|
|
};
|
|
|
|
static struct snd_soc_dapm_route mc13783_routes[] = {
|
|
/* Input */
|
|
{ "MC1L Amp", NULL, "MC1LIN"},
|
|
{ "MC1R Amp", NULL, "MC1RIN" },
|
|
{ "MC2 Amp", NULL, "MC2IN" },
|
|
{ "TXIN Amp", NULL, "TXIN"},
|
|
|
|
{ "PGA Left Input Mux", "MC1L", "MC1L Amp" },
|
|
{ "PGA Left Input Mux", "RXINL", "RXINL"},
|
|
{ "PGA Right Input Mux", "MC1R", "MC1R Amp" },
|
|
{ "PGA Right Input Mux", "MC2", "MC2 Amp"},
|
|
{ "PGA Right Input Mux", "TXIN", "TXIN Amp"},
|
|
{ "PGA Right Input Mux", "RXINR", "RXINR"},
|
|
|
|
{ "PGA Left Input", NULL, "PGA Left Input Mux"},
|
|
{ "PGA Right Input", NULL, "PGA Right Input Mux"},
|
|
|
|
{ "ADC", NULL, "PGA Left Input"},
|
|
{ "ADC", NULL, "PGA Right Input"},
|
|
{ "ADC", NULL, "ADC_Reset"},
|
|
|
|
/* Output */
|
|
{ "HSL", NULL, "Headset Amp Left" },
|
|
{ "HSR", NULL, "Headset Amp Right"},
|
|
{ "RXOUTL", NULL, "Line out Amp Left"},
|
|
{ "RXOUTR", NULL, "Line out Amp Right"},
|
|
{ "SP", NULL, "Speaker Amp"},
|
|
{ "Speaker Amp", NULL, "DAC PGA"},
|
|
{ "LSP", NULL, "DAC PGA"},
|
|
{ "Headset Amp Left", NULL, "DAC PGA"},
|
|
{ "Headset Amp Right", NULL, "DAC PGA"},
|
|
{ "Line out Amp Left", NULL, "DAC PGA"},
|
|
{ "Line out Amp Right", NULL, "DAC PGA"},
|
|
{ "DAC PGA", NULL, "DAC"},
|
|
{ "DAC", NULL, "DAC_E"},
|
|
};
|
|
|
|
static const char * const mc13783_3d_mixer[] = {"Stereo", "Phase Mix",
|
|
"Mono", "Mono Mix"};
|
|
|
|
static const struct soc_enum mc13783_enum_3d_mixer =
|
|
SOC_ENUM_SINGLE(MC13783_AUDIO_RX1, 16, ARRAY_SIZE(mc13783_3d_mixer),
|
|
mc13783_3d_mixer);
|
|
|
|
static struct snd_kcontrol_new mc13783_control_list[] = {
|
|
SOC_SINGLE("Loudspeaker enable", MC13783_AUDIO_RX0, 5, 1, 0),
|
|
SOC_SINGLE("PCM Playback Volume", MC13783_AUDIO_RX1, 6, 15, 0),
|
|
SOC_DOUBLE("PCM Capture Volume", MC13783_AUDIO_TX, 19, 14, 31, 0),
|
|
SOC_ENUM("3D Control", mc13783_enum_3d_mixer),
|
|
};
|
|
|
|
static int mc13783_probe(struct snd_soc_codec *codec)
|
|
{
|
|
struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
|
|
|
|
codec->control_data = priv->mc13xxx;
|
|
|
|
mc13xxx_lock(priv->mc13xxx);
|
|
|
|
/* these are the reset values */
|
|
mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX0, 0x25893);
|
|
mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_RX1, 0x00d35A);
|
|
mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_TX, 0x420000);
|
|
mc13xxx_reg_write(priv->mc13xxx, MC13783_SSI_NETWORK, 0x013060);
|
|
mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_CODEC, 0x180027);
|
|
mc13xxx_reg_write(priv->mc13xxx, MC13783_AUDIO_DAC, 0x0e0004);
|
|
|
|
if (priv->adc_ssi_port == MC13783_SSI1_PORT)
|
|
mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
|
|
AUDIO_SSI_SEL, 0);
|
|
else
|
|
mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_CODEC,
|
|
0, AUDIO_SSI_SEL);
|
|
|
|
if (priv->dac_ssi_port == MC13783_SSI1_PORT)
|
|
mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
|
|
AUDIO_SSI_SEL, 0);
|
|
else
|
|
mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_DAC,
|
|
0, AUDIO_SSI_SEL);
|
|
|
|
mc13xxx_unlock(priv->mc13xxx);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int mc13783_remove(struct snd_soc_codec *codec)
|
|
{
|
|
struct mc13783_priv *priv = snd_soc_codec_get_drvdata(codec);
|
|
|
|
mc13xxx_lock(priv->mc13xxx);
|
|
|
|
/* Make sure VAUDIOON is off */
|
|
mc13xxx_reg_rmw(priv->mc13xxx, MC13783_AUDIO_RX0, 0x3, 0);
|
|
|
|
mc13xxx_unlock(priv->mc13xxx);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#define MC13783_RATES_RECORD (SNDRV_PCM_RATE_8000 | SNDRV_PCM_RATE_16000)
|
|
|
|
#define MC13783_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE |\
|
|
SNDRV_PCM_FMTBIT_S24_LE)
|
|
|
|
static struct snd_soc_dai_ops mc13783_ops_dac = {
|
|
.hw_params = mc13783_pcm_hw_params_dac,
|
|
.set_fmt = mc13783_set_fmt_async,
|
|
.set_sysclk = mc13783_set_sysclk_dac,
|
|
.set_tdm_slot = mc13783_set_tdm_slot_dac,
|
|
};
|
|
|
|
static struct snd_soc_dai_ops mc13783_ops_codec = {
|
|
.hw_params = mc13783_pcm_hw_params_codec,
|
|
.set_fmt = mc13783_set_fmt_async,
|
|
.set_sysclk = mc13783_set_sysclk_codec,
|
|
.set_tdm_slot = mc13783_set_tdm_slot_codec,
|
|
};
|
|
|
|
/*
|
|
* The mc13783 has two SSI ports, both of them can be routed either
|
|
* to the voice codec or the stereo DAC. When two different SSI ports
|
|
* are used for the voice codec and the stereo DAC we can do different
|
|
* formats and sysclock settings for playback and capture
|
|
* (mc13783-hifi-playback and mc13783-hifi-capture). Using the same port
|
|
* forces us to use symmetric rates (mc13783-hifi).
|
|
*/
|
|
static struct snd_soc_dai_driver mc13783_dai_async[] = {
|
|
{
|
|
.name = "mc13783-hifi-playback",
|
|
.id = MC13783_ID_STEREO_DAC,
|
|
.playback = {
|
|
.stream_name = "Playback",
|
|
.channels_min = 2,
|
|
.channels_max = 2,
|
|
.rates = SNDRV_PCM_RATE_8000_96000,
|
|
.formats = MC13783_FORMATS,
|
|
},
|
|
.ops = &mc13783_ops_dac,
|
|
}, {
|
|
.name = "mc13783-hifi-capture",
|
|
.id = MC13783_ID_STEREO_CODEC,
|
|
.capture = {
|
|
.stream_name = "Capture",
|
|
.channels_min = 2,
|
|
.channels_max = 2,
|
|
.rates = MC13783_RATES_RECORD,
|
|
.formats = MC13783_FORMATS,
|
|
},
|
|
.ops = &mc13783_ops_codec,
|
|
},
|
|
};
|
|
|
|
static struct snd_soc_dai_ops mc13783_ops_sync = {
|
|
.hw_params = mc13783_pcm_hw_params_sync,
|
|
.set_fmt = mc13783_set_fmt_sync,
|
|
.set_sysclk = mc13783_set_sysclk_sync,
|
|
.set_tdm_slot = mc13783_set_tdm_slot_sync,
|
|
};
|
|
|
|
static struct snd_soc_dai_driver mc13783_dai_sync[] = {
|
|
{
|
|
.name = "mc13783-hifi",
|
|
.id = MC13783_ID_SYNC,
|
|
.playback = {
|
|
.stream_name = "Playback",
|
|
.channels_min = 2,
|
|
.channels_max = 2,
|
|
.rates = SNDRV_PCM_RATE_8000_96000,
|
|
.formats = MC13783_FORMATS,
|
|
},
|
|
.capture = {
|
|
.stream_name = "Capture",
|
|
.channels_min = 2,
|
|
.channels_max = 2,
|
|
.rates = MC13783_RATES_RECORD,
|
|
.formats = MC13783_FORMATS,
|
|
},
|
|
.ops = &mc13783_ops_sync,
|
|
.symmetric_rates = 1,
|
|
}
|
|
};
|
|
|
|
static struct snd_soc_codec_driver soc_codec_dev_mc13783 = {
|
|
.probe = mc13783_probe,
|
|
.remove = mc13783_remove,
|
|
.read = mc13783_read,
|
|
.write = mc13783_write,
|
|
.controls = mc13783_control_list,
|
|
.num_controls = ARRAY_SIZE(mc13783_control_list),
|
|
.dapm_widgets = mc13783_dapm_widgets,
|
|
.num_dapm_widgets = ARRAY_SIZE(mc13783_dapm_widgets),
|
|
.dapm_routes = mc13783_routes,
|
|
.num_dapm_routes = ARRAY_SIZE(mc13783_routes),
|
|
};
|
|
|
|
static int mc13783_codec_probe(struct platform_device *pdev)
|
|
{
|
|
struct mc13xxx *mc13xxx;
|
|
struct mc13783_priv *priv;
|
|
struct mc13xxx_codec_platform_data *pdata = pdev->dev.platform_data;
|
|
int ret;
|
|
|
|
mc13xxx = dev_get_drvdata(pdev->dev.parent);
|
|
|
|
|
|
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
|
|
if (priv == NULL)
|
|
return -ENOMEM;
|
|
|
|
dev_set_drvdata(&pdev->dev, priv);
|
|
priv->mc13xxx = mc13xxx;
|
|
if (pdata) {
|
|
priv->adc_ssi_port = pdata->adc_ssi_port;
|
|
priv->dac_ssi_port = pdata->dac_ssi_port;
|
|
} else {
|
|
priv->adc_ssi_port = MC13783_SSI1_PORT;
|
|
priv->dac_ssi_port = MC13783_SSI2_PORT;
|
|
}
|
|
|
|
if (priv->adc_ssi_port == priv->dac_ssi_port)
|
|
ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
|
|
mc13783_dai_sync, ARRAY_SIZE(mc13783_dai_sync));
|
|
else
|
|
ret = snd_soc_register_codec(&pdev->dev, &soc_codec_dev_mc13783,
|
|
mc13783_dai_async, ARRAY_SIZE(mc13783_dai_async));
|
|
|
|
if (ret)
|
|
goto err_register_codec;
|
|
|
|
return 0;
|
|
|
|
err_register_codec:
|
|
dev_err(&pdev->dev, "register codec failed with %d\n", ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int mc13783_codec_remove(struct platform_device *pdev)
|
|
{
|
|
snd_soc_unregister_codec(&pdev->dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct platform_driver mc13783_codec_driver = {
|
|
.driver = {
|
|
.name = "mc13783-codec",
|
|
.owner = THIS_MODULE,
|
|
},
|
|
.probe = mc13783_codec_probe,
|
|
.remove = __devexit_p(mc13783_codec_remove),
|
|
};
|
|
|
|
module_platform_driver(mc13783_codec_driver);
|
|
|
|
MODULE_DESCRIPTION("ASoC MC13783 driver");
|
|
MODULE_AUTHOR("Sascha Hauer, Pengutronix <s.hauer@pengutronix.de>");
|
|
MODULE_AUTHOR("Philippe Retornaz <philippe.retornaz@epfl.ch>");
|
|
MODULE_LICENSE("GPL");
|