1/* 2 * FSI-AK464x sound support for ms7724se 3 * 4 * Copyright (C) 2009 Renesas Solutions Corp. 5 * Kuninori Morimoto <morimoto.kuninori@renesas.com> 6 * 7 * This file is subject to the terms and conditions of the GNU General Public 8 * License. See the file "COPYING" in the main directory of this archive 9 * for more details. 10 */ 11 12#include <linux/platform_device.h> 13#include <sound/sh_fsi.h> 14#include <../sound/soc/codecs/ak4642.h> 15 16static int fsi_ak4642_dai_init(struct snd_soc_codec *codec) 17{ 18 int ret; 19 20 ret = snd_soc_dai_set_fmt(&ak4642_dai, SND_SOC_DAIFMT_CBM_CFM); 21 if (ret < 0) 22 return ret; 23 24 ret = snd_soc_dai_set_sysclk(&ak4642_dai, 0, 11289600, 0); 25 26 return ret; 27} 28 29static struct snd_soc_dai_link fsi_dai_link = { 30 .name = "AK4642", 31 .stream_name = "AK4642", 32 .cpu_dai = &fsi_soc_dai[FSI_PORT_A], 33 .codec_dai = &ak4642_dai, 34 .init = fsi_ak4642_dai_init, 35 .ops = NULL, 36}; 37 38static struct snd_soc_card fsi_soc_card = { 39 .name = "FSI", 40 .platform = &fsi_soc_platform, 41 .dai_link = &fsi_dai_link, 42 .num_links = 1, 43}; 44 45static struct snd_soc_device fsi_snd_devdata = { 46 .card = &fsi_soc_card, 47 .codec_dev = &soc_codec_dev_ak4642, 48}; 49 50static struct platform_device *fsi_snd_device; 51 52static int __init fsi_ak4642_init(void) 53{ 54 int ret = -ENOMEM; 55 56 fsi_snd_device = platform_device_alloc("soc-audio", FSI_PORT_A); 57 if (!fsi_snd_device) 58 goto out; 59 60 platform_set_drvdata(fsi_snd_device, 61 &fsi_snd_devdata); 62 fsi_snd_devdata.dev = &fsi_snd_device->dev; 63 ret = platform_device_add(fsi_snd_device); 64 65 if (ret) 66 platform_device_put(fsi_snd_device); 67 68out: 69 return ret; 70} 71 72static void __exit fsi_ak4642_exit(void) 73{ 74 platform_device_unregister(fsi_snd_device); 75} 76 77module_init(fsi_ak4642_init); 78module_exit(fsi_ak4642_exit); 79 80MODULE_LICENSE("GPL"); 81MODULE_DESCRIPTION("Generic SH4 FSI-AK4642 sound card"); 82MODULE_AUTHOR("Kuninori Morimoto <morimoto.kuninori@renesas.com>"); 83