ASoC: JZ4740: qi_lb60: Use gpio_request_array to request and setup gpios
This patch changes the qi_lb60 setup code to use gpio_request_array instead of manually calling gpio_request and gpio_direction_output for each gpio. Doing so makes the code a bit more compact. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Liam Girdwood <lrg@ti.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
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@ -96,6 +96,11 @@ static struct snd_soc_card qi_lb60 = {
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static struct platform_device *qi_lb60_snd_device;
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static struct platform_device *qi_lb60_snd_device;
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static const struct gpio qi_lb60_gpios[] = {
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{ QI_LB60_SND_GPIO, GPIOF_OUT_INIT_LOW, "SND" },
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{ QI_LB60_AMP_GPIO, GPIOF_OUT_INIT_LOW, "AMP" },
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};
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static int __init qi_lb60_init(void)
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static int __init qi_lb60_init(void)
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{
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{
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int ret;
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int ret;
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@ -105,23 +110,12 @@ static int __init qi_lb60_init(void)
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if (!qi_lb60_snd_device)
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if (!qi_lb60_snd_device)
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return -ENOMEM;
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return -ENOMEM;
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ret = gpio_request(QI_LB60_SND_GPIO, "SND");
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ret = gpio_request_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
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if (ret) {
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if (ret) {
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pr_err("qi_lb60 snd: Failed to request SND GPIO(%d): %d\n",
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pr_err("qi_lb60 snd: Failed to request gpios: %d\n", ret);
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QI_LB60_SND_GPIO, ret);
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goto err_device_put;
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goto err_device_put;
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}
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}
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ret = gpio_request(QI_LB60_AMP_GPIO, "AMP");
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if (ret) {
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pr_err("qi_lb60 snd: Failed to request AMP GPIO(%d): %d\n",
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QI_LB60_AMP_GPIO, ret);
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goto err_gpio_free_snd;
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}
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gpio_direction_output(QI_LB60_SND_GPIO, 0);
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gpio_direction_output(QI_LB60_AMP_GPIO, 0);
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platform_set_drvdata(qi_lb60_snd_device, &qi_lb60);
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platform_set_drvdata(qi_lb60_snd_device, &qi_lb60);
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ret = platform_device_add(qi_lb60_snd_device);
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ret = platform_device_add(qi_lb60_snd_device);
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@ -134,10 +128,8 @@ static int __init qi_lb60_init(void)
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err_unset_pdata:
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err_unset_pdata:
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platform_set_drvdata(qi_lb60_snd_device, NULL);
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platform_set_drvdata(qi_lb60_snd_device, NULL);
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/*err_gpio_free_amp:*/
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/*err_gpio_free_array:*/
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gpio_free(QI_LB60_AMP_GPIO);
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gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
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err_gpio_free_snd:
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gpio_free(QI_LB60_SND_GPIO);
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err_device_put:
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err_device_put:
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platform_device_put(qi_lb60_snd_device);
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platform_device_put(qi_lb60_snd_device);
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@ -147,9 +139,8 @@ module_init(qi_lb60_init);
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static void __exit qi_lb60_exit(void)
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static void __exit qi_lb60_exit(void)
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{
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{
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gpio_free(QI_LB60_AMP_GPIO);
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gpio_free(QI_LB60_SND_GPIO);
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platform_device_unregister(qi_lb60_snd_device);
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platform_device_unregister(qi_lb60_snd_device);
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gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
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}
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}
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module_exit(qi_lb60_exit);
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module_exit(qi_lb60_exit);
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