Unverified Commit c0000fc6 authored by Dmitry Osipenko's avatar Dmitry Osipenko Committed by Mark Brown
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ASoC: tegra20: spdif: Support device-tree 



Tegra20 S/PDIF driver was added in a pre-DT era and was never used since
that time. Revive driver by adding device-tree support.

Signed-off-by: default avatarDmitry Osipenko <digetx@gmail.com>
Acked-by: default avatarThierry Reding <treding@nvidia.com>
Link: https://lore.kernel.org/r/20211204143725.31646-8-digetx@gmail.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 16736a02

sound/soc/tegra/tegra20_spdif.c

+9 −2
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
#include <linux/device.h>

#include <linux/io.h>

#include <linux/module.h>

#include <linux/of_device.h>

#include <linux/platform_device.h>

#include <linux/pm_runtime.h>

#include <linux/regmap.h>
@@ -270,7 +271,7 @@ static int tegra20_spdif_platform_probe(struct platform_device *pdev) 


	dev_set_drvdata(&pdev->dev, spdif);



	spdif->clk_spdif_out = devm_clk_get(&pdev->dev, "spdif_out");

	spdif->clk_spdif_out = devm_clk_get(&pdev->dev, "out");

	if (IS_ERR(spdif->clk_spdif_out)) {

		pr_err("Can't retrieve spdif clock\n");

		ret = PTR_ERR(spdif->clk_spdif_out);
@@ -340,10 +341,17 @@ static const struct dev_pm_ops tegra20_spdif_pm_ops = { 
			   tegra20_spdif_runtime_resume, NULL)

};



static const struct of_device_id tegra20_spdif_of_match[] = {

	{ .compatible = "nvidia,tegra20-spdif", },

	{},

};

MODULE_DEVICE_TABLE(of, tegra20_spdif_of_match);



static struct platform_driver tegra20_spdif_driver = {

	.driver = {

		.name = DRV_NAME,

		.pm = &tegra20_spdif_pm_ops,

		.of_match_table = tegra20_spdif_of_match,

	},

	.probe = tegra20_spdif_platform_probe,

	.remove = tegra20_spdif_platform_remove,
@@ -354,4 +362,3 @@ module_platform_driver(tegra20_spdif_driver); 
MODULE_AUTHOR("Stephen Warren <swarren@nvidia.com>");

MODULE_DESCRIPTION("Tegra20 SPDIF ASoC driver");

MODULE_LICENSE("GPL");
 
MODULE_ALIAS("platform:" DRV_NAME);