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ASoC: jz4740: Convert qi_lb60 to use snd_soc_register_card()

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Use snd_soc_register_card() instead of creating a "soc-audio" platform device.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2012-01-06 11:30:10 +08:00 committed by Mark Brown
parent cef6d1d450
commit b33005f3ef
2 changed files with 34 additions and 32 deletions
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6
arch/mips/jz4740/board-qi_lb60.c
View File

@ -418,6 +418,11 @@ static struct platform_device qi_lb60_charger_device = {
},
};
/* audio */
static struct platform_device qi_lb60_audio_device = {
.name = "qi-lb60-audio",
.id = -1,
};
static struct platform_device *jz_platform_devices[] __initdata = {
&jz4740_udc_device,
@ -434,6 +439,7 @@ static struct platform_device *jz_platform_devices[] __initdata = {
&qi_lb60_gpio_keys,
&qi_lb60_pwm_beeper,
&qi_lb60_charger_device,
&qi_lb60_audio_device,
};
static void __init board_gpio_setup(void)

60
sound/soc/jz4740/qi_lb60.c
View File

@ -91,56 +91,52 @@ static struct snd_soc_card qi_lb60 = {
.num_dapm_routes = ARRAY_SIZE(qi_lb60_routes),
};
static struct platform_device *qi_lb60_snd_device;
static const struct gpio qi_lb60_gpios[] = {
{ QI_LB60_SND_GPIO, GPIOF_OUT_INIT_LOW, "SND" },
{ QI_LB60_AMP_GPIO, GPIOF_OUT_INIT_LOW, "AMP" },
};
static int __init qi_lb60_init(void)
static int __devinit qi_lb60_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &qi_lb60;
int ret;
qi_lb60_snd_device = platform_device_alloc("soc-audio", -1);
if (!qi_lb60_snd_device)
return -ENOMEM;
ret = gpio_request_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
if (ret)
return ret;
card->dev = &pdev->dev;
ret = snd_soc_register_card(card);
if (ret) {
pr_err("qi_lb60 snd: Failed to request gpios: %d\n", ret);
goto err_device_put;
dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
ret);
gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
}
platform_set_drvdata(qi_lb60_snd_device, &qi_lb60);
ret = platform_device_add(qi_lb60_snd_device);
if (ret) {
pr_err("qi_lb60 snd: Failed to add snd soc device: %d\n", ret);
goto err_unset_pdata;
}
return 0;
err_unset_pdata:
platform_set_drvdata(qi_lb60_snd_device, NULL);
/*err_gpio_free_array:*/
gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
err_device_put:
platform_device_put(qi_lb60_snd_device);
return ret;
}
module_init(qi_lb60_init);
static void __exit qi_lb60_exit(void)
static int __devexit qi_lb60_remove(struct platform_device *pdev)
{
platform_device_unregister(qi_lb60_snd_device);
struct snd_soc_card *card = platform_get_drvdata(pdev);
snd_soc_unregister_card(card);
gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
return 0;
}
module_exit(qi_lb60_exit);
static struct platform_driver qi_lb60_driver = {
.driver = {
.name = "qi-lb60-audio",
.owner = THIS_MODULE,
},
.probe = qi_lb60_probe,
.remove = __devexit_p(qi_lb60_remove),
};
module_platform_driver(qi_lb60_driver);
MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>");
MODULE_DESCRIPTION("ALSA SoC QI LB60 Audio support");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:qi-lb60-audio");