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authorLars-Peter Clausen <lars@metafoo.de>2011-04-12 21:31:04 +0400
committerMark Brown <broonie@opensource.wolfsonmicro.com>2011-04-13 21:34:43 +0400
commitc6f0ede7c563497f6d7fef847a965d7fd63d86f9 (patch)
tree9f8dec3acd22c4f24f418112449a65fd6d2bbf17 /sound/soc/jz4740
parent13319699113a78e90625ece124666d3ee53033f6 (diff)
downloadlinux-c6f0ede7c563497f6d7fef847a965d7fd63d86f9.tar.xz
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>
Diffstat (limited to 'sound/soc/jz4740')
-rw-r--r--sound/soc/jz4740/qi_lb60.c29
1 files changed, 10 insertions, 19 deletions
diff --git a/sound/soc/jz4740/qi_lb60.c b/sound/soc/jz4740/qi_lb60.c
index 875abc94a00b..8c4e84bcc320 100644
--- a/sound/soc/jz4740/qi_lb60.c
+++ b/sound/soc/jz4740/qi_lb60.c
@@ -96,6 +96,11 @@ static struct snd_soc_card qi_lb60 = {
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)
{
int ret;
@@ -105,23 +110,12 @@ static int __init qi_lb60_init(void)
if (!qi_lb60_snd_device)
return -ENOMEM;
- ret = gpio_request(QI_LB60_SND_GPIO, "SND");
+ ret = gpio_request_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
if (ret) {
- pr_err("qi_lb60 snd: Failed to request SND GPIO(%d): %d\n",
- QI_LB60_SND_GPIO, ret);
+ pr_err("qi_lb60 snd: Failed to request gpios: %d\n", ret);
goto err_device_put;
}
- ret = gpio_request(QI_LB60_AMP_GPIO, "AMP");
- if (ret) {
- pr_err("qi_lb60 snd: Failed to request AMP GPIO(%d): %d\n",
- QI_LB60_AMP_GPIO, ret);
- goto err_gpio_free_snd;
- }
-
- gpio_direction_output(QI_LB60_SND_GPIO, 0);
- gpio_direction_output(QI_LB60_AMP_GPIO, 0);
-
platform_set_drvdata(qi_lb60_snd_device, &qi_lb60);
ret = platform_device_add(qi_lb60_snd_device);
@@ -134,10 +128,8 @@ static int __init qi_lb60_init(void)
err_unset_pdata:
platform_set_drvdata(qi_lb60_snd_device, NULL);
-/*err_gpio_free_amp:*/
- gpio_free(QI_LB60_AMP_GPIO);
-err_gpio_free_snd:
- gpio_free(QI_LB60_SND_GPIO);
+/*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);
@@ -147,9 +139,8 @@ module_init(qi_lb60_init);
static void __exit qi_lb60_exit(void)
{
- gpio_free(QI_LB60_AMP_GPIO);
- gpio_free(QI_LB60_SND_GPIO);
platform_device_unregister(qi_lb60_snd_device);
+ gpio_free_array(qi_lb60_gpios, ARRAY_SIZE(qi_lb60_gpios));
}
module_exit(qi_lb60_exit);