2007-05-14 17:03:52 +08:00
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/*
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2011-03-07 15:04:58 +08:00
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* neo1973_wm8753.c -- SoC audio for Openmoko Neo1973 and Freerunner devices
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2007-05-14 17:03:52 +08:00
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*
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2011-03-07 15:04:58 +08:00
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* Copyright 2007 Openmoko Inc
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* Author: Graeme Gregory <graeme@openmoko.org>
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2007-05-14 17:03:52 +08:00
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* Copyright 2007 Wolfson Microelectronics PLC.
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* Author: Graeme Gregory
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* graeme.gregory@wolfsonmicro.com or linux@wolfsonmicro.com
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2011-03-07 15:04:58 +08:00
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* Copyright 2009 Wolfson Microelectronics
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2007-05-14 17:03:52 +08:00
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#include <linux/module.h>
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#include <linux/platform_device.h>
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2011-03-07 15:04:58 +08:00
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#include <linux/gpio.h>
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2007-05-14 17:03:52 +08:00
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#include <sound/soc.h>
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2008-10-08 20:02:20 +08:00
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#include <asm/mach-types.h>
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2009-03-04 08:49:26 +08:00
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#include <plat/regs-iis.h>
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2011-03-07 15:04:58 +08:00
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#include <mach/gta02.h>
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2007-12-19 22:37:49 +08:00
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2007-05-14 17:03:52 +08:00
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#include "../codecs/wm8753.h"
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#include "s3c24xx-i2s.h"
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static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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2010-03-18 04:15:21 +08:00
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
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2007-05-14 17:03:52 +08:00
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unsigned int pll_out = 0, bclk = 0;
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int ret = 0;
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unsigned long iis_clkrate;
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iis_clkrate = s3c24xx_i2s_get_clockrate();
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switch (params_rate(params)) {
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case 8000:
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case 16000:
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pll_out = 12288000;
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break;
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case 48000:
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bclk = WM8753_BCLK_DIV_4;
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pll_out = 12288000;
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break;
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case 96000:
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bclk = WM8753_BCLK_DIV_2;
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pll_out = 12288000;
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break;
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case 11025:
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bclk = WM8753_BCLK_DIV_16;
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pll_out = 11289600;
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break;
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case 22050:
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bclk = WM8753_BCLK_DIV_8;
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pll_out = 11289600;
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break;
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case 44100:
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bclk = WM8753_BCLK_DIV_4;
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pll_out = 11289600;
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break;
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case 88200:
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bclk = WM8753_BCLK_DIV_2;
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pll_out = 11289600;
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break;
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}
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/* set codec DAI configuration */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_fmt(codec_dai,
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2007-05-14 17:03:52 +08:00
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SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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SND_SOC_DAIFMT_CBM_CFM);
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if (ret < 0)
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return ret;
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/* set cpu DAI configuration */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_fmt(cpu_dai,
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2007-05-14 17:03:52 +08:00
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SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
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SND_SOC_DAIFMT_CBM_CFM);
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if (ret < 0)
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return ret;
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/* set the codec system clock for DAC and ADC */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_MCLK, pll_out,
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2007-05-14 17:03:52 +08:00
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SND_SOC_CLOCK_IN);
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if (ret < 0)
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return ret;
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/* set MCLK division for sample rate */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_MCLK,
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2008-05-01 02:24:54 +08:00
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S3C2410_IISMOD_32FS);
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2007-05-14 17:03:52 +08:00
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if (ret < 0)
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return ret;
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/* set codec BCLK division for sample rate */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_BCLKDIV, bclk);
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2007-05-14 17:03:52 +08:00
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if (ret < 0)
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return ret;
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/* set prescaler division for sample rate */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_clkdiv(cpu_dai, S3C24XX_DIV_PRESCALER,
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2008-05-01 02:24:54 +08:00
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S3C24XX_PRESCALE(4, 4));
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2007-05-14 17:03:52 +08:00
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if (ret < 0)
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return ret;
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/* codec PLL input is PCLK/4 */
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2009-09-06 01:52:16 +08:00
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ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0,
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2007-05-14 17:03:52 +08:00
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iis_clkrate / 4, pll_out);
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if (ret < 0)
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return ret;
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return 0;
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}
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static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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2010-03-18 04:15:21 +08:00
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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2007-05-14 17:03:52 +08:00
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/* disable the PLL */
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2009-10-01 14:40:32 +08:00
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return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
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2007-05-14 17:03:52 +08:00
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}
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/*
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* Neo1973 WM8753 HiFi DAI opserations.
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*/
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static struct snd_soc_ops neo1973_hifi_ops = {
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.hw_params = neo1973_hifi_hw_params,
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.hw_free = neo1973_hifi_hw_free,
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};
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static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
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struct snd_pcm_hw_params *params)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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2010-03-18 04:15:21 +08:00
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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2007-05-14 17:03:52 +08:00
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unsigned int pcmdiv = 0;
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int ret = 0;
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unsigned long iis_clkrate;
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iis_clkrate = s3c24xx_i2s_get_clockrate();
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if (params_rate(params) != 8000)
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return -EINVAL;
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if (params_channels(params) != 1)
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return -EINVAL;
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pcmdiv = WM8753_PCM_DIV_6; /* 2.048 MHz */
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/* todo: gg check mode (DSP_B) against CSR datasheet */
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/* set codec DAI configuration */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_fmt(codec_dai, SND_SOC_DAIFMT_DSP_B |
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2007-05-14 17:03:52 +08:00
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SND_SOC_DAIFMT_NB_NF | SND_SOC_DAIFMT_CBS_CFS);
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if (ret < 0)
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return ret;
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/* set the codec system clock for DAC and ADC */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_sysclk(codec_dai, WM8753_PCMCLK, 12288000,
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2007-05-14 17:03:52 +08:00
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SND_SOC_CLOCK_IN);
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if (ret < 0)
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return ret;
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/* set codec PCM division for sample rate */
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2008-07-08 20:19:18 +08:00
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ret = snd_soc_dai_set_clkdiv(codec_dai, WM8753_PCMDIV, pcmdiv);
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2007-05-14 17:03:52 +08:00
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if (ret < 0)
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return ret;
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2010-10-16 21:19:20 +08:00
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/* configure and enable PLL for 12.288MHz output */
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2009-10-01 14:40:32 +08:00
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ret = snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0,
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2007-05-14 17:03:52 +08:00
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iis_clkrate / 4, 12288000);
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if (ret < 0)
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return ret;
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return 0;
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}
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static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
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{
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struct snd_soc_pcm_runtime *rtd = substream->private_data;
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2010-03-18 04:15:21 +08:00
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struct snd_soc_dai *codec_dai = rtd->codec_dai;
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2007-05-14 17:03:52 +08:00
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/* disable the PLL */
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2009-10-01 14:40:32 +08:00
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return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
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2007-05-14 17:03:52 +08:00
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}
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static struct snd_soc_ops neo1973_voice_ops = {
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.hw_params = neo1973_voice_hw_params,
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.hw_free = neo1973_voice_hw_free,
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};
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2011-03-07 15:04:58 +08:00
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/* Shared routes and controls */
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static const struct snd_soc_dapm_widget neo1973_wm8753_dapm_widgets[] = {
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2007-05-14 17:03:52 +08:00
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SND_SOC_DAPM_LINE("GSM Line Out", NULL),
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SND_SOC_DAPM_LINE("GSM Line In", NULL),
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SND_SOC_DAPM_MIC("Headset Mic", NULL),
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2011-03-07 15:04:58 +08:00
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SND_SOC_DAPM_MIC("Handset Mic", NULL),
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2007-05-14 17:03:52 +08:00
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};
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2011-03-07 15:04:55 +08:00
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static const struct snd_soc_dapm_route neo1973_wm8753_routes[] = {
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2007-05-14 17:03:52 +08:00
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/* Connections to the GSM Module */
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{"GSM Line Out", NULL, "MONO1"},
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{"GSM Line Out", NULL, "MONO2"},
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{"RXP", NULL, "GSM Line In"},
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{"RXN", NULL, "GSM Line In"},
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/* Connections to Headset */
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{"MIC1", NULL, "Mic Bias"},
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{"Mic Bias", NULL, "Headset Mic"},
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/* Call Mic */
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{"MIC2", NULL, "Mic Bias"},
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{"MIC2N", NULL, "Mic Bias"},
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2011-03-07 15:04:58 +08:00
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{"Mic Bias", NULL, "Handset Mic"},
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2007-05-14 17:03:52 +08:00
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/* Connect the ALC pins */
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{"ACIN", NULL, "ACOP"},
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};
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2011-03-07 15:04:55 +08:00
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static const struct snd_kcontrol_new neo1973_wm8753_controls[] = {
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2011-03-07 15:04:54 +08:00
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SOC_DAPM_PIN_SWITCH("GSM Line Out"),
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SOC_DAPM_PIN_SWITCH("GSM Line In"),
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SOC_DAPM_PIN_SWITCH("Headset Mic"),
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2011-03-07 15:04:58 +08:00
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SOC_DAPM_PIN_SWITCH("Handset Mic"),
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2007-05-14 17:03:52 +08:00
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};
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2011-03-31 09:57:33 +08:00
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/* GTA02 specific routes and controls */
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2011-03-07 15:04:58 +08:00
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#ifdef CONFIG_MACH_NEO1973_GTA02
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static int gta02_speaker_enabled;
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static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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gta02_speaker_enabled = ucontrol->value.integer.value[0];
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gpio_set_value(GTA02_GPIO_HP_IN, !gta02_speaker_enabled);
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return 0;
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}
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static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol)
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{
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ucontrol->value.integer.value[0] = gta02_speaker_enabled;
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return 0;
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}
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static int lm4853_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *k, int event)
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{
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gpio_set_value(GTA02_GPIO_AMP_SHUT, SND_SOC_DAPM_EVENT_OFF(event));
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return 0;
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}
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static const struct snd_soc_dapm_route neo1973_gta02_routes[] = {
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/* Connections to the amp */
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{"Stereo Out", NULL, "LOUT1"},
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{"Stereo Out", NULL, "ROUT1"},
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/* Call Speaker */
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{"Handset Spk", NULL, "LOUT2"},
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{"Handset Spk", NULL, "ROUT2"},
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};
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static const struct snd_kcontrol_new neo1973_gta02_wm8753_controls[] = {
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SOC_DAPM_PIN_SWITCH("Handset Spk"),
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SOC_DAPM_PIN_SWITCH("Stereo Out"),
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SOC_SINGLE_BOOL_EXT("Amp Spk Switch", 0,
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lm4853_get_spk,
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lm4853_set_spk),
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};
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static const struct snd_soc_dapm_widget neo1973_gta02_wm8753_dapm_widgets[] = {
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SND_SOC_DAPM_SPK("Handset Spk", NULL),
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SND_SOC_DAPM_SPK("Stereo Out", lm4853_event),
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};
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static int neo1973_gta02_wm8753_init(struct snd_soc_codec *codec)
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{
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struct snd_soc_dapm_context *dapm = &codec->dapm;
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int ret;
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ret = snd_soc_dapm_new_controls(dapm, neo1973_gta02_wm8753_dapm_widgets,
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ARRAY_SIZE(neo1973_gta02_wm8753_dapm_widgets));
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if (ret)
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return ret;
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ret = snd_soc_dapm_add_routes(dapm, neo1973_gta02_routes,
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ARRAY_SIZE(neo1973_gta02_routes));
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if (ret)
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return ret;
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ret = snd_soc_add_controls(codec, neo1973_gta02_wm8753_controls,
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ARRAY_SIZE(neo1973_gta02_wm8753_controls));
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if (ret)
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return ret;
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snd_soc_dapm_disable_pin(dapm, "Stereo Out");
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snd_soc_dapm_disable_pin(dapm, "Handset Spk");
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snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
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snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
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|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
#else
|
|
|
|
static int neo1973_gta02_wm8753_init(struct snd_soc_code *codec) { return 0; }
|
|
|
|
#endif
|
2011-03-07 15:04:55 +08:00
|
|
|
|
2010-03-18 04:15:21 +08:00
|
|
|
static int neo1973_wm8753_init(struct snd_soc_pcm_runtime *rtd)
|
2007-05-14 17:03:52 +08:00
|
|
|
{
|
2010-03-18 04:15:21 +08:00
|
|
|
struct snd_soc_codec *codec = rtd->codec;
|
2010-11-05 21:53:46 +08:00
|
|
|
struct snd_soc_dapm_context *dapm = &codec->dapm;
|
2011-03-07 15:04:58 +08:00
|
|
|
int ret;
|
2008-05-05 20:16:12 +08:00
|
|
|
|
2007-05-14 17:03:52 +08:00
|
|
|
/* set up NC codec pins */
|
2011-03-07 15:04:58 +08:00
|
|
|
if (machine_is_neo1973_gta01()) {
|
|
|
|
snd_soc_dapm_nc_pin(dapm, "LOUT2");
|
|
|
|
snd_soc_dapm_nc_pin(dapm, "ROUT2");
|
|
|
|
}
|
2010-11-05 21:53:46 +08:00
|
|
|
snd_soc_dapm_nc_pin(dapm, "OUT3");
|
|
|
|
snd_soc_dapm_nc_pin(dapm, "OUT4");
|
|
|
|
snd_soc_dapm_nc_pin(dapm, "LINE1");
|
|
|
|
snd_soc_dapm_nc_pin(dapm, "LINE2");
|
2007-05-14 17:03:52 +08:00
|
|
|
|
|
|
|
/* Add neo1973 specific widgets */
|
2011-03-07 15:04:58 +08:00
|
|
|
ret = snd_soc_dapm_new_controls(dapm, neo1973_wm8753_dapm_widgets,
|
|
|
|
ARRAY_SIZE(neo1973_wm8753_dapm_widgets));
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
2008-10-02 01:17:12 +08:00
|
|
|
|
2007-05-14 17:03:52 +08:00
|
|
|
/* add neo1973 specific controls */
|
2011-03-07 15:04:58 +08:00
|
|
|
ret = snd_soc_add_controls(codec, neo1973_wm8753_controls,
|
|
|
|
ARRAY_SIZE(neo1973_wm8753_controls));
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
2007-05-14 17:03:52 +08:00
|
|
|
|
2008-05-13 20:58:03 +08:00
|
|
|
/* set up neo1973 specific audio routes */
|
2011-03-07 15:04:58 +08:00
|
|
|
ret = snd_soc_dapm_add_routes(dapm, neo1973_wm8753_routes,
|
2011-03-07 15:04:55 +08:00
|
|
|
ARRAY_SIZE(neo1973_wm8753_routes));
|
2011-03-07 15:04:58 +08:00
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
/* set endpoints to default off mode */
|
|
|
|
snd_soc_dapm_disable_pin(dapm, "GSM Line Out");
|
|
|
|
snd_soc_dapm_disable_pin(dapm, "GSM Line In");
|
|
|
|
snd_soc_dapm_disable_pin(dapm, "Headset Mic");
|
|
|
|
snd_soc_dapm_disable_pin(dapm, "Handset Mic");
|
|
|
|
|
|
|
|
/* allow audio paths from the GSM modem to run during suspend */
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "GSM Line Out");
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "GSM Line In");
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "Headset Mic");
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "Handset Mic");
|
|
|
|
|
|
|
|
if (machine_is_neo1973_gta02()) {
|
|
|
|
ret = neo1973_gta02_wm8753_init(codec);
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
}
|
2007-05-14 17:03:52 +08:00
|
|
|
|
2010-11-05 21:53:46 +08:00
|
|
|
snd_soc_dapm_sync(dapm);
|
2011-03-07 15:04:58 +08:00
|
|
|
|
2007-05-14 17:03:52 +08:00
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-03-31 09:57:33 +08:00
|
|
|
/* GTA01 specific controls */
|
2011-03-07 15:04:58 +08:00
|
|
|
|
|
|
|
#ifdef CONFIG_MACH_NEO1973_GTA01
|
|
|
|
|
2011-03-07 15:04:55 +08:00
|
|
|
static const struct snd_soc_dapm_route neo1973_lm4857_routes[] = {
|
|
|
|
{"Amp IN", NULL, "ROUT1"},
|
|
|
|
{"Amp IN", NULL, "LOUT1"},
|
|
|
|
|
|
|
|
{"Handset Spk", NULL, "Amp EP"},
|
|
|
|
{"Stereo Out", NULL, "Amp LS"},
|
|
|
|
{"Headphone", NULL, "Amp HP"},
|
|
|
|
};
|
|
|
|
|
|
|
|
static const struct snd_soc_dapm_widget neo1973_lm4857_dapm_widgets[] = {
|
|
|
|
SND_SOC_DAPM_SPK("Handset Spk", NULL),
|
|
|
|
SND_SOC_DAPM_SPK("Stereo Out", NULL),
|
|
|
|
SND_SOC_DAPM_HP("Headphone", NULL),
|
|
|
|
};
|
|
|
|
|
|
|
|
static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ret = snd_soc_dapm_new_controls(dapm, neo1973_lm4857_dapm_widgets,
|
|
|
|
ARRAY_SIZE(neo1973_lm4857_dapm_widgets));
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
ret = snd_soc_dapm_add_routes(dapm, neo1973_lm4857_routes,
|
|
|
|
ARRAY_SIZE(neo1973_lm4857_routes));
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "Stereo Out");
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "Handset Spk");
|
|
|
|
snd_soc_dapm_ignore_suspend(dapm, "Headphone");
|
|
|
|
|
|
|
|
snd_soc_dapm_sync(dapm);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
#else
|
|
|
|
static int neo1973_lm4857_init(struct snd_soc_dapm_context *dapm) { return 0; };
|
|
|
|
#endif
|
|
|
|
|
2007-05-14 17:03:52 +08:00
|
|
|
static struct snd_soc_dai_link neo1973_dai[] = {
|
|
|
|
{ /* Hifi Playback - for similatious use with voice below */
|
|
|
|
.name = "WM8753",
|
|
|
|
.stream_name = "WM8753 HiFi",
|
2010-11-22 14:35:50 +08:00
|
|
|
.platform_name = "samsung-audio",
|
2011-01-25 05:12:42 +08:00
|
|
|
.cpu_dai_name = "s3c24xx-iis",
|
2010-03-18 04:15:21 +08:00
|
|
|
.codec_dai_name = "wm8753-hifi",
|
2011-01-25 05:09:22 +08:00
|
|
|
.codec_name = "wm8753-codec.0-001a",
|
2007-05-14 17:03:52 +08:00
|
|
|
.init = neo1973_wm8753_init,
|
|
|
|
.ops = &neo1973_hifi_ops,
|
|
|
|
},
|
|
|
|
{ /* Voice via BT */
|
|
|
|
.name = "Bluetooth",
|
|
|
|
.stream_name = "Voice",
|
2011-03-07 15:04:59 +08:00
|
|
|
.cpu_dai_name = "dfbmcs320-pcm",
|
2010-03-18 04:15:21 +08:00
|
|
|
.codec_dai_name = "wm8753-voice",
|
2011-01-25 05:09:22 +08:00
|
|
|
.codec_name = "wm8753-codec.0-001a",
|
2007-05-14 17:03:52 +08:00
|
|
|
.ops = &neo1973_voice_ops,
|
|
|
|
},
|
|
|
|
};
|
|
|
|
|
2011-03-07 15:04:55 +08:00
|
|
|
static struct snd_soc_aux_dev neo1973_aux_devs[] = {
|
2011-03-07 15:04:59 +08:00
|
|
|
{
|
|
|
|
.name = "dfbmcs320",
|
|
|
|
.codec_name = "dfbmcs320.0",
|
|
|
|
},
|
2011-03-07 15:04:55 +08:00
|
|
|
{
|
|
|
|
.name = "lm4857",
|
|
|
|
.codec_name = "lm4857.0-007c",
|
|
|
|
.init = neo1973_lm4857_init,
|
|
|
|
},
|
2007-05-14 17:03:52 +08:00
|
|
|
};
|
|
|
|
|
2011-03-07 15:04:55 +08:00
|
|
|
static struct snd_soc_codec_conf neo1973_codec_conf[] = {
|
|
|
|
{
|
|
|
|
.dev_name = "lm4857.0-007c",
|
|
|
|
.name_prefix = "Amp",
|
|
|
|
},
|
2008-09-01 23:46:57 +08:00
|
|
|
};
|
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
#ifdef CONFIG_MACH_NEO1973_GTA02
|
|
|
|
static const struct gpio neo1973_gta02_gpios[] = {
|
|
|
|
{ GTA02_GPIO_HP_IN, GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" },
|
|
|
|
{ GTA02_GPIO_AMP_SHUT, GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" },
|
|
|
|
};
|
|
|
|
#else
|
|
|
|
static const struct gpio neo1973_gta02_gpios[] = {};
|
|
|
|
#endif
|
|
|
|
|
2011-03-07 15:04:55 +08:00
|
|
|
static struct snd_soc_card neo1973 = {
|
|
|
|
.name = "neo1973",
|
|
|
|
.dai_link = neo1973_dai,
|
|
|
|
.num_links = ARRAY_SIZE(neo1973_dai),
|
|
|
|
.aux_dev = neo1973_aux_devs,
|
|
|
|
.num_aux_devs = ARRAY_SIZE(neo1973_aux_devs),
|
|
|
|
.codec_conf = neo1973_codec_conf,
|
|
|
|
.num_configs = ARRAY_SIZE(neo1973_codec_conf),
|
2007-05-14 17:03:52 +08:00
|
|
|
};
|
|
|
|
|
|
|
|
static struct platform_device *neo1973_snd_device;
|
|
|
|
|
|
|
|
static int __init neo1973_init(void)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
if (!machine_is_neo1973_gta01() && !machine_is_neo1973_gta02())
|
2008-10-08 20:02:20 +08:00
|
|
|
return -ENODEV;
|
2011-03-07 15:04:58 +08:00
|
|
|
|
|
|
|
if (machine_is_neo1973_gta02()) {
|
|
|
|
neo1973.name = "neo1973gta02";
|
2011-03-07 15:04:59 +08:00
|
|
|
neo1973.num_aux_devs = 1;
|
2011-03-07 15:04:58 +08:00
|
|
|
|
|
|
|
ret = gpio_request_array(neo1973_gta02_gpios,
|
|
|
|
ARRAY_SIZE(neo1973_gta02_gpios));
|
|
|
|
if (ret)
|
|
|
|
return ret;
|
2008-10-08 20:02:20 +08:00
|
|
|
}
|
|
|
|
|
2007-05-14 17:03:52 +08:00
|
|
|
neo1973_snd_device = platform_device_alloc("soc-audio", -1);
|
2011-03-07 15:04:58 +08:00
|
|
|
if (!neo1973_snd_device) {
|
|
|
|
ret = -ENOMEM;
|
|
|
|
goto err_gpio_free;
|
|
|
|
}
|
|
|
|
|
2010-03-18 04:15:21 +08:00
|
|
|
platform_set_drvdata(neo1973_snd_device, &neo1973);
|
2007-05-14 17:03:52 +08:00
|
|
|
ret = platform_device_add(neo1973_snd_device);
|
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
if (ret)
|
2011-03-07 15:04:59 +08:00
|
|
|
goto err_put_device;
|
2007-05-14 17:03:52 +08:00
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
return 0;
|
2007-05-14 17:03:52 +08:00
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
err_put_device:
|
|
|
|
platform_device_put(neo1973_snd_device);
|
|
|
|
err_gpio_free:
|
|
|
|
if (machine_is_neo1973_gta02()) {
|
|
|
|
gpio_free_array(neo1973_gta02_gpios,
|
|
|
|
ARRAY_SIZE(neo1973_gta02_gpios));
|
|
|
|
}
|
2007-05-14 17:03:52 +08:00
|
|
|
return ret;
|
|
|
|
}
|
2011-03-07 15:04:58 +08:00
|
|
|
module_init(neo1973_init);
|
2007-05-14 17:03:52 +08:00
|
|
|
|
|
|
|
static void __exit neo1973_exit(void)
|
|
|
|
{
|
|
|
|
platform_device_unregister(neo1973_snd_device);
|
|
|
|
|
2011-03-07 15:04:58 +08:00
|
|
|
if (machine_is_neo1973_gta02()) {
|
|
|
|
gpio_free_array(neo1973_gta02_gpios,
|
|
|
|
ARRAY_SIZE(neo1973_gta02_gpios));
|
|
|
|
}
|
|
|
|
}
|
2007-05-14 17:03:52 +08:00
|
|
|
module_exit(neo1973_exit);
|
|
|
|
|
|
|
|
/* Module information */
|
2008-05-01 02:25:23 +08:00
|
|
|
MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
|
2011-03-07 15:04:58 +08:00
|
|
|
MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 and Frerunner");
|
2007-05-14 17:03:52 +08:00
|
|
|
MODULE_LICENSE("GPL");
|