+++ /dev/null
-/*
- * am3517evm.c -- ALSA SoC support for OMAP3517 / AM3517 EVM
- *
- * Author: Anuj Aggarwal <anuj.aggarwal@ti.com>
- *
- * Based on sound/soc/omap/beagle.c by Steve Sakoman
- *
- * Copyright (C) 2009 Texas Instruments Incorporated
- *
- * 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 version 2.
- *
- * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
- * whether express or implied; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- */
-
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-#include <linux/module.h>
-#include <sound/core.h>
-#include <sound/pcm.h>
-#include <sound/soc.h>
-
-#include <asm/mach-types.h>
-#include <linux/platform_data/asoc-ti-mcbsp.h>
-
-#include "omap-mcbsp.h"
-
-#include "../codecs/tlv320aic23.h"
-
-#define CODEC_CLOCK 12000000
-
-static int am3517evm_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;
- int ret;
-
- /* Set the codec system clock for DAC and ADC */
- ret = snd_soc_dai_set_sysclk(codec_dai, 0,
- CODEC_CLOCK, SND_SOC_CLOCK_IN);
- if (ret < 0)
- printk(KERN_ERR "can't set codec system clock\n");
-
- return ret;
-}
-
-static const struct snd_soc_ops am3517evm_ops = {
- .hw_params = am3517evm_hw_params,
-};
-
-/* am3517evm machine dapm widgets */
-static const struct snd_soc_dapm_widget tlv320aic23_dapm_widgets[] = {
- SND_SOC_DAPM_HP("Line Out", NULL),
- SND_SOC_DAPM_LINE("Line In", NULL),
- SND_SOC_DAPM_MIC("Mic In", NULL),
-};
-
-static const struct snd_soc_dapm_route audio_map[] = {
- /* Line Out connected to LLOUT, RLOUT */
- {"Line Out", NULL, "LOUT"},
- {"Line Out", NULL, "ROUT"},
-
- {"LLINEIN", NULL, "Line In"},
- {"RLINEIN", NULL, "Line In"},
-
- {"MICIN", NULL, "Mic In"},
-};
-
-/* Digital audio interface glue - connects codec <--> CPU */
-static struct snd_soc_dai_link am3517evm_dai = {
- .name = "TLV320AIC23",
- .stream_name = "AIC23",
- .cpu_dai_name = "omap-mcbsp.1",
- .codec_dai_name = "tlv320aic23-hifi",
- .platform_name = "omap-mcbsp.1",
- .codec_name = "tlv320aic23-codec.2-001a",
- .dai_fmt = SND_SOC_DAIFMT_DSP_B | SND_SOC_DAIFMT_NB_NF |
- SND_SOC_DAIFMT_CBM_CFM,
- .ops = &am3517evm_ops,
-};
-
-/* Audio machine driver */
-static struct snd_soc_card snd_soc_am3517evm = {
- .name = "am3517evm",
- .owner = THIS_MODULE,
- .dai_link = &am3517evm_dai,
- .num_links = 1,
-
- .dapm_widgets = tlv320aic23_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(tlv320aic23_dapm_widgets),
- .dapm_routes = audio_map,
- .num_dapm_routes = ARRAY_SIZE(audio_map),
-};
-
-static struct platform_device *am3517evm_snd_device;
-
-static int __init am3517evm_soc_init(void)
-{
- int ret;
-
- if (!machine_is_omap3517evm())
- return -ENODEV;
- pr_info("OMAP3517 / AM3517 EVM SoC init\n");
-
- am3517evm_snd_device = platform_device_alloc("soc-audio", -1);
- if (!am3517evm_snd_device) {
- printk(KERN_ERR "Platform device allocation failed\n");
- return -ENOMEM;
- }
-
- platform_set_drvdata(am3517evm_snd_device, &snd_soc_am3517evm);
-
- ret = platform_device_add(am3517evm_snd_device);
- if (ret)
- goto err1;
-
- return 0;
-
-err1:
- printk(KERN_ERR "Unable to add platform device\n");
- platform_device_put(am3517evm_snd_device);
-
- return ret;
-}
-
-static void __exit am3517evm_soc_exit(void)
-{
- platform_device_unregister(am3517evm_snd_device);
-}
-
-module_init(am3517evm_soc_init);
-module_exit(am3517evm_soc_exit);
-
-MODULE_AUTHOR("Anuj Aggarwal <anuj.aggarwal@ti.com>");
-MODULE_DESCRIPTION("ALSA SoC OMAP3517 / AM3517 EVM");
-MODULE_LICENSE("GPL v2");