diff options
Diffstat (limited to 'sound/soc/s3c24xx/neo1973_wm8753.c')
| -rw-r--r-- | sound/soc/s3c24xx/neo1973_wm8753.c | 96 |
1 files changed, 37 insertions, 59 deletions
diff --git a/sound/soc/s3c24xx/neo1973_wm8753.c b/sound/soc/s3c24xx/neo1973_wm8753.c index 8089f8ee05c..87ddfefcc2f 100644 --- a/sound/soc/s3c24xx/neo1973_wm8753.c +++ b/sound/soc/s3c24xx/neo1973_wm8753.c @@ -24,6 +24,7 @@ #include <sound/soc-dapm.h> #include <sound/tlv.h> +#include <asm/mach-types.h> #include <asm/hardware/scoop.h> #include <mach/regs-clock.h> #include <mach/regs-gpio.h> @@ -510,21 +511,20 @@ static int neo1973_wm8753_init(struct snd_soc_codec *codec) DBG("Entered %s\n", __func__); /* set up NC codec pins */ - snd_soc_dapm_disable_pin(codec, "LOUT2"); - snd_soc_dapm_disable_pin(codec, "ROUT2"); - snd_soc_dapm_disable_pin(codec, "OUT3"); - snd_soc_dapm_disable_pin(codec, "OUT4"); - snd_soc_dapm_disable_pin(codec, "LINE1"); - snd_soc_dapm_disable_pin(codec, "LINE2"); - - - /* set endpoints to default mode */ - set_scenario_endpoints(codec, NEO_AUDIO_OFF); + snd_soc_dapm_nc_pin(codec, "LOUT2"); + snd_soc_dapm_nc_pin(codec, "ROUT2"); + snd_soc_dapm_nc_pin(codec, "OUT3"); + snd_soc_dapm_nc_pin(codec, "OUT4"); + snd_soc_dapm_nc_pin(codec, "LINE1"); + snd_soc_dapm_nc_pin(codec, "LINE2"); /* Add neo1973 specific widgets */ snd_soc_dapm_new_controls(codec, wm8753_dapm_widgets, ARRAY_SIZE(wm8753_dapm_widgets)); + /* set endpoints to default mode */ + set_scenario_endpoints(codec, NEO_AUDIO_OFF); + /* add neo1973 specific controls */ for (i = 0; i < ARRAY_SIZE(wm8753_neo1973_controls); i++) { err = snd_ctl_add(codec->card, @@ -586,6 +586,7 @@ static struct snd_soc_machine neo1973 = { }; static struct wm8753_setup_data neo1973_wm8753_setup = { + .i2c_bus = 0, .i2c_address = 0x1a, }; @@ -596,54 +597,24 @@ static struct snd_soc_device neo1973_snd_devdata = { .codec_data = &neo1973_wm8753_setup, }; -static struct i2c_client client_template; - -static const unsigned short normal_i2c[] = { 0x7C, I2C_CLIENT_END }; - -/* Magic definition of all other variables and things */ -I2C_CLIENT_INSMOD; - -static int lm4857_amp_probe(struct i2c_adapter *adap, int addr, int kind) +static int lm4857_i2c_probe(struct i2c_client *client, + const struct i2c_device_id *id) { - int ret; - DBG("Entered %s\n", __func__); - client_template.adapter = adap; - client_template.addr = addr; - - i2c = kmemdup(&client_template, sizeof(client_template), GFP_KERNEL); - if (i2c == NULL) - return -ENOMEM; - - ret = i2c_attach_client(i2c); - if (ret < 0) { - printk(KERN_ERR "LM4857 failed to attach at addr %x\n", addr); - goto exit_err; - } + i2c = client; lm4857_write_regs(); - return ret; - -exit_err: - kfree(i2c); - return ret; -} - -static int lm4857_i2c_detach(struct i2c_client *client) -{ - DBG("Entered %s\n", __func__); - - i2c_detach_client(client); - kfree(client); return 0; } -static int lm4857_i2c_attach(struct i2c_adapter *adap) +static int lm4857_i2c_remove(struct i2c_client *client) { DBG("Entered %s\n", __func__); - return i2c_probe(adap, &addr_data, lm4857_amp_probe); + i2c = NULL; + + return 0; } static u8 lm4857_state; @@ -681,24 +652,22 @@ static void lm4857_shutdown(struct i2c_client *dev) lm4857_write_regs(); } -/* corgi i2c codec control layer */ +static const struct i2c_device_id lm4857_i2c_id[] = { + { "neo1973_lm4857", 0 }, + { } +}; + static struct i2c_driver lm4857_i2c_driver = { .driver = { .name = "LM4857 I2C Amp", .owner = THIS_MODULE, }, - .id = I2C_DRIVERID_LM4857, .suspend = lm4857_suspend, .resume = lm4857_resume, .shutdown = lm4857_shutdown, - .attach_adapter = lm4857_i2c_attach, - .detach_client = lm4857_i2c_detach, - .command = NULL, -}; - -static struct i2c_client client_template = { - .name = "LM4857", - .driver = &lm4857_i2c_driver, + .probe = lm4857_i2c_probe, + .remove = lm4857_i2c_remove, + .id_table = lm4857_i2c_id, }; static struct platform_device *neo1973_snd_device; @@ -709,6 +678,12 @@ static int __init neo1973_init(void) DBG("Entered %s\n", __func__); + if (!machine_is_neo1973_gta01()) { + printk(KERN_INFO + "Only GTA01 hardware supported by ASoC driver\n"); + return -ENODEV; + } + neo1973_snd_device = platform_device_alloc("soc-audio", -1); if (!neo1973_snd_device) return -ENOMEM; @@ -717,12 +692,15 @@ static int __init neo1973_init(void) neo1973_snd_devdata.dev = &neo1973_snd_device->dev; ret = platform_device_add(neo1973_snd_device); - if (ret) + if (ret) { platform_device_put(neo1973_snd_device); + return ret; + } ret = i2c_add_driver(&lm4857_i2c_driver); + if (ret != 0) - printk(KERN_ERR "can't add i2c driver"); + platform_device_unregister(neo1973_snd_device); return ret; } |