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Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
80 lines
2.0 KiB
C
80 lines
2.0 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* wm8727.c
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*
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* Created on: 15-Oct-2009
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* Author: neil.jones@imgtec.com
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*
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* Copyright (C) 2009 Imagination Technologies Ltd.
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*/
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#include <linux/init.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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#include <linux/kernel.h>
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#include <linux/device.h>
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#include <sound/core.h>
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#include <sound/pcm.h>
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#include <sound/initval.h>
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#include <sound/soc.h>
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static const struct snd_soc_dapm_widget wm8727_dapm_widgets[] = {
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SND_SOC_DAPM_OUTPUT("VOUTL"),
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SND_SOC_DAPM_OUTPUT("VOUTR"),
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};
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static const struct snd_soc_dapm_route wm8727_dapm_routes[] = {
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{ "VOUTL", NULL, "Playback" },
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{ "VOUTR", NULL, "Playback" },
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};
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/*
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* Note this is a simple chip with no configuration interface, sample rate is
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* determined automatically by examining the Master clock and Bit clock ratios
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*/
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#define WM8727_RATES (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 |\
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SNDRV_PCM_RATE_48000 | SNDRV_PCM_RATE_96000 |\
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SNDRV_PCM_RATE_192000)
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static struct snd_soc_dai_driver wm8727_dai = {
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.name = "wm8727-hifi",
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.playback = {
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.stream_name = "Playback",
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.channels_min = 2,
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.channels_max = 2,
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.rates = WM8727_RATES,
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.formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE,
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},
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};
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static const struct snd_soc_component_driver soc_component_dev_wm8727 = {
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.dapm_widgets = wm8727_dapm_widgets,
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.num_dapm_widgets = ARRAY_SIZE(wm8727_dapm_widgets),
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.dapm_routes = wm8727_dapm_routes,
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.num_dapm_routes = ARRAY_SIZE(wm8727_dapm_routes),
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.idle_bias_on = 1,
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.use_pmdown_time = 1,
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.endianness = 1,
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.non_legacy_dai_naming = 1,
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};
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static int wm8727_probe(struct platform_device *pdev)
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{
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return devm_snd_soc_register_component(&pdev->dev,
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&soc_component_dev_wm8727, &wm8727_dai, 1);
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}
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static struct platform_driver wm8727_codec_driver = {
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.driver = {
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.name = "wm8727",
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},
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.probe = wm8727_probe,
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};
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module_platform_driver(wm8727_codec_driver);
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MODULE_DESCRIPTION("ASoC wm8727 driver");
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MODULE_AUTHOR("Neil Jones");
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MODULE_LICENSE("GPL");
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