diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/soc/blackfin/bf5xx-ssm2602.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/soc/blackfin/bf5xx-ssm2602.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/ANDROID_3.4.5/sound/soc/blackfin/bf5xx-ssm2602.c b/ANDROID_3.4.5/sound/soc/blackfin/bf5xx-ssm2602.c deleted file mode 100644 index b39ad356..00000000 --- a/ANDROID_3.4.5/sound/soc/blackfin/bf5xx-ssm2602.c +++ /dev/null @@ -1,156 +0,0 @@ -/* - * File: sound/soc/blackfin/bf5xx-ssm2602.c - * Author: Cliff Cai <Cliff.Cai@analog.com> - * - * Created: Tue June 06 2008 - * Description: board driver for SSM2602 sound chip - * - * Modified: - * Copyright 2008 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/module.h> -#include <linux/moduleparam.h> -#include <linux/device.h> - -#include <sound/core.h> -#include <sound/pcm.h> -#include <sound/soc.h> -#include <sound/pcm_params.h> - -#include <asm/dma.h> -#include <asm/portmux.h> -#include <linux/gpio.h> -#include "../codecs/ssm2602.h" -#include "bf5xx-sport.h" -#include "bf5xx-i2s-pcm.h" - -static struct snd_soc_card bf5xx_ssm2602; - -static int bf5xx_ssm2602_hw_params(struct snd_pcm_substream *substream, - struct snd_pcm_hw_params *params) -{ - struct snd_soc_pcm_runtime *rtd = substream->private_data; - struct snd_soc_dai *codec_dai = rtd->codec_dai; - unsigned int clk = 0; - int ret = 0; - - pr_debug("%s rate %d format %x\n", __func__, params_rate(params), - params_format(params)); - /* - * If you are using a crystal source which frequency is not 12MHz - * then modify the below case statement with frequency of the crystal. - * - * If you are using the SPORT to generate clocking then this is - * where to do it. - */ - - switch (params_rate(params)) { - case 8000: - case 16000: - case 48000: - case 96000: - case 11025: - case 22050: - case 44100: - clk = 12000000; - break; - } - - ret = snd_soc_dai_set_sysclk(codec_dai, SSM2602_SYSCLK, clk, - SND_SOC_CLOCK_IN); - if (ret < 0) - return ret; - - return 0; -} - -static struct snd_soc_ops bf5xx_ssm2602_ops = { - .hw_params = bf5xx_ssm2602_hw_params, -}; - -/* CODEC is master for BCLK and LRC in this configuration. */ -#define BF5XX_SSM2602_DAIFMT (SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF | \ - SND_SOC_DAIFMT_CBM_CFM) - -static struct snd_soc_dai_link bf5xx_ssm2602_dai[] = { - { - .name = "ssm2602", - .stream_name = "SSM2602", - .cpu_dai_name = "bfin-i2s.0", - .codec_dai_name = "ssm2602-hifi", - .platform_name = "bfin-i2s-pcm-audio", - .codec_name = "ssm2602.0-001b", - .ops = &bf5xx_ssm2602_ops, - .dai_fmt = BF5XX_SSM2602_DAIFMT, - }, - { - .name = "ssm2602", - .stream_name = "SSM2602", - .cpu_dai_name = "bfin-i2s.1", - .codec_dai_name = "ssm2602-hifi", - .platform_name = "bfin-i2s-pcm-audio", - .codec_name = "ssm2602.0-001b", - .ops = &bf5xx_ssm2602_ops, - .dai_fmt = BF5XX_SSM2602_DAIFMT, - }, -}; - -static struct snd_soc_card bf5xx_ssm2602 = { - .name = "bfin-ssm2602", - .owner = THIS_MODULE, - .dai_link = &bf5xx_ssm2602_dai[CONFIG_SND_BF5XX_SPORT_NUM], - .num_links = 1, -}; - -static struct platform_device *bf5xx_ssm2602_snd_device; - -static int __init bf5xx_ssm2602_init(void) -{ - int ret; - - pr_debug("%s enter\n", __func__); - bf5xx_ssm2602_snd_device = platform_device_alloc("soc-audio", -1); - if (!bf5xx_ssm2602_snd_device) - return -ENOMEM; - - platform_set_drvdata(bf5xx_ssm2602_snd_device, &bf5xx_ssm2602); - ret = platform_device_add(bf5xx_ssm2602_snd_device); - - if (ret) - platform_device_put(bf5xx_ssm2602_snd_device); - - return ret; -} - -static void __exit bf5xx_ssm2602_exit(void) -{ - pr_debug("%s enter\n", __func__); - platform_device_unregister(bf5xx_ssm2602_snd_device); -} - -module_init(bf5xx_ssm2602_init); -module_exit(bf5xx_ssm2602_exit); - -/* Module information */ -MODULE_AUTHOR("Cliff Cai"); -MODULE_DESCRIPTION("ALSA SoC SSM2602 BF527-EZKIT"); -MODULE_LICENSE("GPL"); - |