diff options
Diffstat (limited to 'sound/soc/tegra/trimslice.c')
| -rw-r--r-- | sound/soc/tegra/trimslice.c | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/sound/soc/tegra/trimslice.c b/sound/soc/tegra/trimslice.c deleted file mode 100644 index 99bcdd979eb2..000000000000 --- a/sound/soc/tegra/trimslice.c +++ /dev/null @@ -1,203 +0,0 @@ -/* - * trimslice.c - TrimSlice machine ASoC driver - * - * Copyright (C) 2011 - CompuLab, Ltd. - * Author: Mike Rapoport <mike@compulab.co.il> - * - * Based on code copyright/by: - * Author: Stephen Warren <swarren@nvidia.com> - * Copyright (C) 2010-2011 - NVIDIA, Inc. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * 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, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include <linux/module.h> -#include <linux/of.h> -#include <linux/platform_device.h> -#include <linux/slab.h> - -#include <sound/core.h> -#include <sound/jack.h> -#include <sound/pcm.h> -#include <sound/pcm_params.h> -#include <sound/soc.h> - -#include "../codecs/tlv320aic23.h" - -#include "tegra_asoc_utils.h" - -#define DRV_NAME "tegra-snd-trimslice" - -struct tegra_trimslice { - struct tegra_asoc_utils_data util_data; -}; - -static int trimslice_asoc_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; - struct snd_soc_card *card = rtd->card; - struct tegra_trimslice *trimslice = snd_soc_card_get_drvdata(card); - int srate, mclk; - int err; - - srate = params_rate(params); - mclk = 128 * srate; - - err = tegra_asoc_utils_set_rate(&trimslice->util_data, srate, mclk); - if (err < 0) { - dev_err(card->dev, "Can't configure clocks\n"); - return err; - } - - err = snd_soc_dai_set_sysclk(codec_dai, 0, mclk, - SND_SOC_CLOCK_IN); - if (err < 0) { - dev_err(card->dev, "codec_dai clock not set\n"); - return err; - } - - return 0; -} - -static const struct snd_soc_ops trimslice_asoc_ops = { - .hw_params = trimslice_asoc_hw_params, -}; - -static const struct snd_soc_dapm_widget trimslice_dapm_widgets[] = { - SND_SOC_DAPM_HP("Line Out", NULL), - SND_SOC_DAPM_LINE("Line In", NULL), -}; - -static const struct snd_soc_dapm_route trimslice_audio_map[] = { - {"Line Out", NULL, "LOUT"}, - {"Line Out", NULL, "ROUT"}, - - {"LLINEIN", NULL, "Line In"}, - {"RLINEIN", NULL, "Line In"}, -}; - -static struct snd_soc_dai_link trimslice_tlv320aic23_dai = { - .name = "TLV320AIC23", - .stream_name = "AIC23", - .codec_dai_name = "tlv320aic23-hifi", - .ops = &trimslice_asoc_ops, - .dai_fmt = SND_SOC_DAIFMT_I2S | - SND_SOC_DAIFMT_NB_NF | - SND_SOC_DAIFMT_CBS_CFS, -}; - -static struct snd_soc_card snd_soc_trimslice = { - .name = "tegra-trimslice", - .owner = THIS_MODULE, - .dai_link = &trimslice_tlv320aic23_dai, - .num_links = 1, - - .dapm_widgets = trimslice_dapm_widgets, - .num_dapm_widgets = ARRAY_SIZE(trimslice_dapm_widgets), - .dapm_routes = trimslice_audio_map, - .num_dapm_routes = ARRAY_SIZE(trimslice_audio_map), - .fully_routed = true, -}; - -static int tegra_snd_trimslice_probe(struct platform_device *pdev) -{ - struct device_node *np = pdev->dev.of_node; - struct snd_soc_card *card = &snd_soc_trimslice; - struct tegra_trimslice *trimslice; - int ret; - - trimslice = devm_kzalloc(&pdev->dev, sizeof(struct tegra_trimslice), - GFP_KERNEL); - if (!trimslice) - return -ENOMEM; - - card->dev = &pdev->dev; - snd_soc_card_set_drvdata(card, trimslice); - - trimslice_tlv320aic23_dai.codec_of_node = of_parse_phandle(np, - "nvidia,audio-codec", 0); - if (!trimslice_tlv320aic23_dai.codec_of_node) { - dev_err(&pdev->dev, - "Property 'nvidia,audio-codec' missing or invalid\n"); - ret = -EINVAL; - goto err; - } - - trimslice_tlv320aic23_dai.cpu_of_node = of_parse_phandle(np, - "nvidia,i2s-controller", 0); - if (!trimslice_tlv320aic23_dai.cpu_of_node) { - dev_err(&pdev->dev, - "Property 'nvidia,i2s-controller' missing or invalid\n"); - ret = -EINVAL; - goto err; - } - - trimslice_tlv320aic23_dai.platform_of_node = - trimslice_tlv320aic23_dai.cpu_of_node; - - ret = tegra_asoc_utils_init(&trimslice->util_data, &pdev->dev); - if (ret) - goto err; - - ret = snd_soc_register_card(card); - if (ret) { - dev_err(&pdev->dev, "snd_soc_register_card failed (%d)\n", - ret); - goto err_fini_utils; - } - - return 0; - -err_fini_utils: - tegra_asoc_utils_fini(&trimslice->util_data); -err: - return ret; -} - -static int tegra_snd_trimslice_remove(struct platform_device *pdev) -{ - struct snd_soc_card *card = platform_get_drvdata(pdev); - struct tegra_trimslice *trimslice = snd_soc_card_get_drvdata(card); - - snd_soc_unregister_card(card); - - tegra_asoc_utils_fini(&trimslice->util_data); - - return 0; -} - -static const struct of_device_id trimslice_of_match[] = { - { .compatible = "nvidia,tegra-audio-trimslice", }, - {}, -}; -MODULE_DEVICE_TABLE(of, trimslice_of_match); - -static struct platform_driver tegra_snd_trimslice_driver = { - .driver = { - .name = DRV_NAME, - .of_match_table = trimslice_of_match, - }, - .probe = tegra_snd_trimslice_probe, - .remove = tegra_snd_trimslice_remove, -}; -module_platform_driver(tegra_snd_trimslice_driver); - -MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>"); -MODULE_DESCRIPTION("Trimslice machine ASoC driver"); -MODULE_LICENSE("GPL"); -MODULE_ALIAS("platform:" DRV_NAME); |