diff options
Diffstat (limited to 'sound/soc/pxa/e800_wm9712.c')
-rw-r--r-- | sound/soc/pxa/e800_wm9712.c | 73 |
1 files changed, 33 insertions, 40 deletions
diff --git a/sound/soc/pxa/e800_wm9712.c b/sound/soc/pxa/e800_wm9712.c index 6a8f38b6c37..ea9707ec6f2 100644 --- a/sound/soc/pxa/e800_wm9712.c +++ b/sound/soc/pxa/e800_wm9712.c @@ -106,66 +106,59 @@ static struct snd_soc_dai_link e800_dai[] = { static struct snd_soc_card e800 = { .name = "Toshiba e800", + .owner = THIS_MODULE, .dai_link = e800_dai, .num_links = ARRAY_SIZE(e800_dai), }; -static struct platform_device *e800_snd_device; +static struct gpio e800_audio_gpios[] = { + { GPIO_E800_SPK_AMP_ON, GPIOF_OUT_INIT_HIGH, "Headphone amp" }, + { GPIO_E800_HP_AMP_OFF, GPIOF_OUT_INIT_HIGH, "Speaker amp" }, +}; -static int __init e800_init(void) +static int __devinit e800_probe(struct platform_device *pdev) { + struct snd_soc_card *card = &e800; int ret; - if (!machine_is_e800()) - return -ENODEV; - - ret = gpio_request(GPIO_E800_HP_AMP_OFF, "Headphone amp"); + ret = gpio_request_array(e800_audio_gpios, + ARRAY_SIZE(e800_audio_gpios)); if (ret) return ret; - ret = gpio_request(GPIO_E800_SPK_AMP_ON, "Speaker amp"); - if (ret) - goto free_hp_amp_gpio; - - ret = gpio_direction_output(GPIO_E800_HP_AMP_OFF, 1); - if (ret) - goto free_spk_amp_gpio; - - ret = gpio_direction_output(GPIO_E800_SPK_AMP_ON, 1); - if (ret) - goto free_spk_amp_gpio; - - e800_snd_device = platform_device_alloc("soc-audio", -1); - if (!e800_snd_device) - return -ENOMEM; - - platform_set_drvdata(e800_snd_device, &e800); - ret = platform_device_add(e800_snd_device); - - if (!ret) - return 0; - -/* Fail gracefully */ - platform_device_put(e800_snd_device); -free_spk_amp_gpio: - gpio_free(GPIO_E800_SPK_AMP_ON); -free_hp_amp_gpio: - gpio_free(GPIO_E800_HP_AMP_OFF); + card->dev = &pdev->dev; + ret = snd_soc_register_card(card); + if (ret) { + dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n", + ret); + gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios)); + } return ret; } -static void __exit e800_exit(void) +static int __devexit e800_remove(struct platform_device *pdev) { - platform_device_unregister(e800_snd_device); - gpio_free(GPIO_E800_SPK_AMP_ON); - gpio_free(GPIO_E800_HP_AMP_OFF); + struct snd_soc_card *card = platform_get_drvdata(pdev); + + gpio_free_array(e800_audio_gpios, ARRAY_SIZE(e800_audio_gpios)); + snd_soc_unregister_card(card); + return 0; } -module_init(e800_init); -module_exit(e800_exit); +static struct platform_driver e800_driver = { + .driver = { + .name = "e800-audio", + .owner = THIS_MODULE, + }, + .probe = e800_probe, + .remove = __devexit_p(e800_remove), +}; + +module_platform_driver(e800_driver); /* Module information */ MODULE_AUTHOR("Ian Molton <spyro@f2s.com>"); MODULE_DESCRIPTION("ALSA SoC driver for e800"); MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:e800-audio"); |