kirkwood-i2s.c (681e4a5e13c1c8315694eb4f44e0cdd84c9082d2) kirkwood-i2s.c (e919c71665d2386eec6dc2ecd58d01bae69fc0fd)
1/*
2 * kirkwood-i2s.c
3 *
4 * (c) 2010 Arnaud Patard <apatard@mandriva.com>
5 * (c) 2010 Arnaud Patard <arnaud.patard@rtp-net.org>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 */
12
13#include <linux/init.h>
14#include <linux/module.h>
15#include <linux/platform_device.h>
16#include <linux/io.h>
17#include <linux/slab.h>
18#include <linux/mbus.h>
19#include <linux/delay.h>
1/*
2 * kirkwood-i2s.c
3 *
4 * (c) 2010 Arnaud Patard <apatard@mandriva.com>
5 * (c) 2010 Arnaud Patard <arnaud.patard@rtp-net.org>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 */
12
13#include <linux/init.h>
14#include <linux/module.h>
15#include <linux/platform_device.h>
16#include <linux/io.h>
17#include <linux/slab.h>
18#include <linux/mbus.h>
19#include <linux/delay.h>
20#include <linux/clk.h>
20#include <sound/pcm.h>
21#include <sound/pcm_params.h>
22#include <sound/soc.h>
23#include <plat/audio.h>
24#include "kirkwood.h"
25
26#define DRV_NAME "kirkwood-i2s"
27

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444 if (!data) {
445 dev_err(&pdev->dev, "no platform data ?!\n");
446 err = -EINVAL;
447 goto err_ioremap;
448 }
449
450 priv->burst = data->burst;
451
21#include <sound/pcm.h>
22#include <sound/pcm_params.h>
23#include <sound/soc.h>
24#include <plat/audio.h>
25#include "kirkwood.h"
26
27#define DRV_NAME "kirkwood-i2s"
28

--- 416 unchanged lines hidden (view full) ---

445 if (!data) {
446 dev_err(&pdev->dev, "no platform data ?!\n");
447 err = -EINVAL;
448 goto err_ioremap;
449 }
450
451 priv->burst = data->burst;
452
453 priv->clk = clk_get(&pdev->dev, NULL);
454 if (IS_ERR(priv->clk)) {
455 dev_err(&pdev->dev, "no clock\n");
456 err = PTR_ERR(priv->clk);
457 goto err_ioremap;
458 }
459 clk_prepare_enable(priv->clk);
460
452 return snd_soc_register_dai(&pdev->dev, &kirkwood_i2s_dai);
453
454err_ioremap:
455 iounmap(priv->io);
456err_iomem:
457 release_mem_region(priv->mem->start, SZ_16K);
458err_alloc:
459 kfree(priv);
460error:
461 return err;
462}
463
464static __devexit int kirkwood_i2s_dev_remove(struct platform_device *pdev)
465{
466 struct kirkwood_dma_data *priv = dev_get_drvdata(&pdev->dev);
467
468 snd_soc_unregister_dai(&pdev->dev);
461 return snd_soc_register_dai(&pdev->dev, &kirkwood_i2s_dai);
462
463err_ioremap:
464 iounmap(priv->io);
465err_iomem:
466 release_mem_region(priv->mem->start, SZ_16K);
467err_alloc:
468 kfree(priv);
469error:
470 return err;
471}
472
473static __devexit int kirkwood_i2s_dev_remove(struct platform_device *pdev)
474{
475 struct kirkwood_dma_data *priv = dev_get_drvdata(&pdev->dev);
476
477 snd_soc_unregister_dai(&pdev->dev);
478
479 clk_disable_unprepare(priv->clk);
480 clk_put(priv->clk);
481
469 iounmap(priv->io);
470 release_mem_region(priv->mem->start, SZ_16K);
471 kfree(priv);
472
473 return 0;
474}
475
476static struct platform_driver kirkwood_i2s_driver = {

--- 15 unchanged lines hidden --- 		482 iounmap(priv->io);
483 release_mem_region(priv->mem->start, SZ_16K);
484 kfree(priv);
485
486 return 0;
487}
488
489static struct platform_driver kirkwood_i2s_driver = {

--- 15 unchanged lines hidden ---