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-rw-r--r--sound/soc/samsung/neo1973_wm8753.c107
1 files changed, 37 insertions, 70 deletions
diff --git a/sound/soc/samsung/neo1973_wm8753.c b/sound/soc/samsung/neo1973_wm8753.c
index 1339e41e9860..e9f2334028bf 100644
--- a/sound/soc/samsung/neo1973_wm8753.c
+++ b/sound/soc/samsung/neo1973_wm8753.c
@@ -11,23 +11,20 @@
#include <linux/module.h>
#include <linux/platform_device.h>
-#include <linux/gpio.h>
+#include <linux/gpio/consumer.h>
#include <sound/soc.h>
-#include <mach/gpio-samsung.h>
-#include <asm/mach-types.h>
#include "regs-iis.h"
-
#include "../codecs/wm8753.h"
#include "s3c24xx-i2s.h"
static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
- struct snd_soc_dai *cpu_dai = rtd->cpu_dai;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
+ struct snd_soc_dai *cpu_dai = asoc_rtd_to_cpu(rtd, 0);
unsigned int pll_out = 0, bclk = 0;
int ret = 0;
unsigned long iis_clkrate;
@@ -99,8 +96,8 @@ static int neo1973_hifi_hw_params(struct snd_pcm_substream *substream,
static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
/* disable the PLL */
return snd_soc_dai_set_pll(codec_dai, WM8753_PLL1, 0, 0, 0);
@@ -109,7 +106,7 @@ static int neo1973_hifi_hw_free(struct snd_pcm_substream *substream)
/*
* Neo1973 WM8753 HiFi DAI opserations.
*/
-static struct snd_soc_ops neo1973_hifi_ops = {
+static const struct snd_soc_ops neo1973_hifi_ops = {
.hw_params = neo1973_hifi_hw_params,
.hw_free = neo1973_hifi_hw_free,
};
@@ -117,8 +114,8 @@ static struct snd_soc_ops neo1973_hifi_ops = {
static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
unsigned int pcmdiv = 0;
int ret = 0;
unsigned long iis_clkrate;
@@ -154,18 +151,19 @@ static int neo1973_voice_hw_params(struct snd_pcm_substream *substream,
static int neo1973_voice_hw_free(struct snd_pcm_substream *substream)
{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_dai *codec_dai = rtd->codec_dai;
+ struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
+ struct snd_soc_dai *codec_dai = asoc_rtd_to_codec(rtd, 0);
/* disable the PLL */
return snd_soc_dai_set_pll(codec_dai, WM8753_PLL2, 0, 0, 0);
}
-static struct snd_soc_ops neo1973_voice_ops = {
+static const struct snd_soc_ops neo1973_voice_ops = {
.hw_params = neo1973_voice_hw_params,
.hw_free = neo1973_voice_hw_free,
};
+static struct gpio_desc *gpiod_hp_in, *gpiod_amp_shut;
static int gta02_speaker_enabled;
static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
@@ -173,7 +171,7 @@ static int lm4853_set_spk(struct snd_kcontrol *kcontrol,
{
gta02_speaker_enabled = ucontrol->value.integer.value[0];
- gpio_set_value(S3C2410_GPJ(2), !gta02_speaker_enabled);
+ gpiod_set_value(gpiod_hp_in, !gta02_speaker_enabled);
return 0;
}
@@ -188,7 +186,7 @@ static int lm4853_get_spk(struct snd_kcontrol *kcontrol,
static int lm4853_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *k, int event)
{
- gpio_set_value(S3C2410_GPJ(1), SND_SOC_DAPM_EVENT_OFF(event));
+ gpiod_set_value(gpiod_amp_shut, SND_SOC_DAPM_EVENT_OFF(event));
return 0;
}
@@ -308,13 +306,8 @@ static struct snd_soc_codec_conf neo1973_codec_conf[] = {
},
};
-static const struct gpio neo1973_gta02_gpios[] = {
- { S3C2410_GPJ(2), GPIOF_OUT_INIT_HIGH, "GTA02_HP_IN" },
- { S3C2410_GPJ(1), GPIOF_OUT_INIT_HIGH, "GTA02_AMP_SHUT" },
-};
-
static struct snd_soc_card neo1973 = {
- .name = "neo1973",
+ .name = "neo1973gta02",
.owner = THIS_MODULE,
.dai_link = neo1973_dai,
.num_links = ARRAY_SIZE(neo1973_dai),
@@ -332,62 +325,36 @@ static struct snd_soc_card neo1973 = {
.fully_routed = true,
};
-static struct platform_device *neo1973_snd_device;
-
-static int __init neo1973_init(void)
+static int neo1973_probe(struct platform_device *pdev)
{
- int ret;
-
- if (!machine_is_neo1973_gta02())
- return -ENODEV;
+ struct device *dev = &pdev->dev;
- if (machine_is_neo1973_gta02()) {
- neo1973.name = "neo1973gta02";
- neo1973.num_aux_devs = 1;
-
- ret = gpio_request_array(neo1973_gta02_gpios,
- ARRAY_SIZE(neo1973_gta02_gpios));
- if (ret)
- return ret;
+ gpiod_hp_in = devm_gpiod_get(dev, "hp", GPIOD_OUT_HIGH);
+ if (IS_ERR(gpiod_hp_in)) {
+ dev_err(dev, "missing gpio %s\n", "hp");
+ return PTR_ERR(gpiod_hp_in);
}
-
- neo1973_snd_device = platform_device_alloc("soc-audio", -1);
- if (!neo1973_snd_device) {
- ret = -ENOMEM;
- goto err_gpio_free;
+ gpiod_amp_shut = devm_gpiod_get(dev, "amp-shut", GPIOD_OUT_HIGH);
+ if (IS_ERR(gpiod_amp_shut)) {
+ dev_err(dev, "missing gpio %s\n", "amp-shut");
+ return PTR_ERR(gpiod_amp_shut);
}
- platform_set_drvdata(neo1973_snd_device, &neo1973);
- ret = platform_device_add(neo1973_snd_device);
-
- if (ret)
- goto err_put_device;
-
- return 0;
-
-err_put_device:
- platform_device_put(neo1973_snd_device);
-err_gpio_free:
- if (machine_is_neo1973_gta02()) {
- gpio_free_array(neo1973_gta02_gpios,
- ARRAY_SIZE(neo1973_gta02_gpios));
- }
- return ret;
+ neo1973.dev = dev;
+ return devm_snd_soc_register_card(dev, &neo1973);
}
-module_init(neo1973_init);
-
-static void __exit neo1973_exit(void)
-{
- platform_device_unregister(neo1973_snd_device);
- if (machine_is_neo1973_gta02()) {
- gpio_free_array(neo1973_gta02_gpios,
- ARRAY_SIZE(neo1973_gta02_gpios));
- }
-}
-module_exit(neo1973_exit);
+static struct platform_driver neo1973_audio = {
+ .driver = {
+ .name = "neo1973-audio",
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = neo1973_probe,
+};
+module_platform_driver(neo1973_audio);
/* Module information */
MODULE_AUTHOR("Graeme Gregory, graeme@openmoko.org, www.openmoko.org");
MODULE_DESCRIPTION("ALSA SoC WM8753 Neo1973 and Frerunner");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:neo1973-audio");
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.