ASoC: tegra: Unify ASoC machine drivers

Squash all machine drivers into a single-universal one. This reduces
code duplication, eases addition of a new drivers and upgrades older
code to a modern Linux kernel APIs.

Suggested-by: Jonathan Hunter <jonathanh@nvidia.com>
Co-developed-by: Ion Agorria <ion@agorria.com>
Signed-off-by: Ion Agorria <ion@agorria.com>
Co-developed-by: Svyatoslav Ryhel <clamor95@gmail.com>
Signed-off-by: Svyatoslav Ryhel <clamor95@gmail.com>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20210529154649.25936-3-digetx@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 0 insertions, 167 deletions

diff --git a/sound/soc/tegra/tegra_wm9712.c b/sound/soc/tegra/tegra_wm9712.c
deleted file mode 100644
index c66da161c85a..000000000000
--- a/sound/soc/tegra/tegra_wm9712.c
+++ /dev/null
@@ -1,167 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * tegra20_wm9712.c - Tegra machine ASoC driver for boards using WM9712 codec.
- *
- * Copyright 2012 Lucas Stach <dev@lynxeye.de>
- *
- * Partly based on code copyright/by:
- * Copyright 2011,2012 Toradex Inc.
- */
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-#include <linux/gpio.h>
-#include <linux/of_gpio.h>
-
-#include <sound/core.h>
-#include <sound/jack.h>
-#include <sound/pcm.h>
-#include <sound/pcm_params.h>
-#include <sound/soc.h>
-
-#include "tegra_asoc_utils.h"
-
-#define DRV_NAME "tegra-snd-wm9712"
-
-struct tegra_wm9712 {
-	struct platform_device *codec;
-	struct tegra_asoc_utils_data util_data;
-};
-
-static const struct snd_soc_dapm_widget tegra_wm9712_dapm_widgets[] = {
-	SND_SOC_DAPM_HP("Headphone", NULL),
-	SND_SOC_DAPM_LINE("LineIn", NULL),
-	SND_SOC_DAPM_MIC("Mic", NULL),
-};
-
-static int tegra_wm9712_init(struct snd_soc_pcm_runtime *rtd)
-{
-	return snd_soc_dapm_force_enable_pin(&rtd->card->dapm, "Mic Bias");
-}
-
-SND_SOC_DAILINK_DEFS(hifi,
-	DAILINK_COMP_ARRAY(COMP_EMPTY()),
-	DAILINK_COMP_ARRAY(COMP_CODEC("wm9712-codec", "wm9712-hifi")),
-	DAILINK_COMP_ARRAY(COMP_EMPTY()));
-
-static struct snd_soc_dai_link tegra_wm9712_dai = {
-	.name = "AC97 HiFi",
-	.stream_name = "AC97 HiFi",
-	.init = tegra_wm9712_init,
-	SND_SOC_DAILINK_REG(hifi),
-};
-
-static struct snd_soc_card snd_soc_tegra_wm9712 = {
-	.name = "tegra-wm9712",
-	.driver_name = "tegra",
-	.owner = THIS_MODULE,
-	.dai_link = &tegra_wm9712_dai,
-	.num_links = 1,
-
-	.dapm_widgets = tegra_wm9712_dapm_widgets,
-	.num_dapm_widgets = ARRAY_SIZE(tegra_wm9712_dapm_widgets),
-	.fully_routed = true,
-};
-
-static int tegra_wm9712_driver_probe(struct platform_device *pdev)
-{
-	struct device_node *np = pdev->dev.of_node;
-	struct snd_soc_card *card = &snd_soc_tegra_wm9712;
-	struct tegra_wm9712 *machine;
-	int ret;
-
-	machine = devm_kzalloc(&pdev->dev, sizeof(struct tegra_wm9712),
-			       GFP_KERNEL);
-	if (!machine)
-		return -ENOMEM;
-
-	card->dev = &pdev->dev;
-	snd_soc_card_set_drvdata(card, machine);
-
-	machine->codec = platform_device_alloc("wm9712-codec", -1);
-	if (!machine->codec) {
-		dev_err(&pdev->dev, "Can't allocate wm9712 platform device\n");
-		return -ENOMEM;
-	}
-
-	ret = platform_device_add(machine->codec);
-	if (ret)
-		goto codec_put;
-
-	ret = snd_soc_of_parse_card_name(card, "nvidia,model");
-	if (ret)
-		goto codec_unregister;
-
-	ret = snd_soc_of_parse_audio_routing(card, "nvidia,audio-routing");
-	if (ret)
-		goto codec_unregister;
-
-	tegra_wm9712_dai.cpus->of_node = of_parse_phandle(np,
-				       "nvidia,ac97-controller", 0);
-	if (!tegra_wm9712_dai.cpus->of_node) {
-		dev_err(&pdev->dev,
-			"Property 'nvidia,ac97-controller' missing or invalid\n");
-		ret = -EINVAL;
-		goto codec_unregister;
-	}
-
-	tegra_wm9712_dai.platforms->of_node = tegra_wm9712_dai.cpus->of_node;
-
-	ret = tegra_asoc_utils_init(&machine->util_data, &pdev->dev);
-	if (ret)
-		goto codec_unregister;
-
-	ret = tegra_asoc_utils_set_ac97_rate(&machine->util_data);
-	if (ret)
-		goto codec_unregister;
-
-	ret = snd_soc_register_card(card);
-	if (ret) {
-		dev_err_probe(&pdev->dev, ret,
-			      "snd_soc_register_card failed\n");
-		goto codec_unregister;
-	}
-
-	return 0;
-
-codec_unregister:
-	platform_device_del(machine->codec);
-codec_put:
-	platform_device_put(machine->codec);
-	return ret;
-}
-
-static int tegra_wm9712_driver_remove(struct platform_device *pdev)
-{
-	struct snd_soc_card *card = platform_get_drvdata(pdev);
-	struct tegra_wm9712 *machine = snd_soc_card_get_drvdata(card);
-
-	snd_soc_unregister_card(card);
-
-	platform_device_unregister(machine->codec);
-
-	return 0;
-}
-
-static const struct of_device_id tegra_wm9712_of_match[] = {
-	{ .compatible = "nvidia,tegra-audio-wm9712", },
-	{},
-};
-
-static struct platform_driver tegra_wm9712_driver = {
-	.driver = {
-		.name = DRV_NAME,
-		.pm = &snd_soc_pm_ops,
-		.of_match_table = tegra_wm9712_of_match,
-	},
-	.probe = tegra_wm9712_driver_probe,
-	.remove = tegra_wm9712_driver_remove,
-};
-module_platform_driver(tegra_wm9712_driver);
-
-MODULE_AUTHOR("Lucas Stach");
-MODULE_DESCRIPTION("Tegra+WM9712 machine ASoC driver");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("platform:" DRV_NAME);
-MODULE_DEVICE_TABLE(of, tegra_wm9712_of_match);