Searched refs:amp_gpio (Results 1 – 6 of 6) sorted by relevance
| /linux-4.4.14/sound/soc/jz4740/ |
| D | qi_lb60.c | 26 struct gpio_desc *amp_gpio; member
36 gpiod_set_value_cansleep(qi_lb60->amp_gpio, on); in qi_lb60_spk_event()
89 qi_lb60->amp_gpio = devm_gpiod_get(&pdev->dev, "amp", GPIOD_OUT_LOW); in qi_lb60_probe()
90 if (IS_ERR(qi_lb60->amp_gpio)) in qi_lb60_probe()
91 return PTR_ERR(qi_lb60->amp_gpio); in qi_lb60_probe()
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| /linux-4.4.14/sound/soc/samsung/ |
| D | s3c24xx_simtec.c | 90 gpio_set_value(pdata->amp_gpio, to); in spk_unmute_state()
139 if (pdata->amp_gpio > 0) { in simtec_audio_init()
251 if (pdata->amp_gpio > 0) { in attach_gpio_amp()
252 ret = gpio_request(pd->amp_gpio, "gpio-amp"); in attach_gpio_amp()
255 pd->amp_gpio, ret); in attach_gpio_amp()
281 if (pd->amp_gpio > 0) in detach_gpio_amp()
282 gpio_free(pd->amp_gpio); in detach_gpio_amp()
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| /linux-4.4.14/include/linux/platform_data/ |
| D | asoc-s3c24xx_simtec.h | 29 int amp_gpio; member
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| /linux-4.4.14/sound/pci/ |
| D | maestro3.c | 69 static int amp_gpio[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1}; variable
79 module_param_array(amp_gpio, int, NULL, 0444);
80 MODULE_PARM_DESC(amp_gpio, "GPIO pin number for external amp. (default = -1)");
766 int amp_gpio; /* gpio pin # for external amp, -1 = default */ member
2250 polarity = polarity << chip->amp_gpio; in snd_m3_amp_enable()
2251 gpo = 1 << chip->amp_gpio; in snd_m3_amp_enable()
2541 int amp_gpio, in snd_m3_create() argument
2588 if (amp_gpio >= 0 && amp_gpio <= 0x0f) in snd_m3_create()
2589 chip->amp_gpio = amp_gpio; in snd_m3_create()
2595 chip->amp_gpio = quirk->value; in snd_m3_create()
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| /linux-4.4.14/arch/arm/mach-s3c24xx/ |
| D | mach-anubis.c | 382 .amp_gpio = S3C2410_GPB(2),
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| /linux-4.4.14/Documentation/sound/alsa/ |
| D | ALSA-Configuration.txt | 1270 amp_gpio - GPIO pin number for external amp (0-15) or
1278 specify other gpio connection via amp_gpio option.
1279 For example, a Panasonic notebook might need "amp_gpio=0x0d"
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