static inline void spitz_i2c_init(void) {}
#endif
+/******************************************************************************
+ * Audio devices
+ ******************************************************************************/
+static inline void spitz_audio_init(void)
+{
+ platform_device_register_simple("spitz-audio", -1, NULL, 0);
+}
+
/******************************************************************************
* Machine init
******************************************************************************/
spitz_nor_init();
spitz_nand_init();
spitz_i2c_init();
+ spitz_audio_init();
}
static void __init spitz_fixup(struct tag *tags, char **cmdline)
struct device_node **framemaster);
int snd_soc_of_get_dai_name(struct device_node *of_node,
const char **dai_name);
+int snd_soc_of_get_dai_link_codecs(struct device *dev,
+ struct device_node *of_node,
+ struct snd_soc_dai_link *dai_link);
#include <sound/soc-dai.h>
saif->dev = &pdev->dev;
ret = devm_request_irq(&pdev->dev, saif->irq, mxs_saif_irq, 0,
- "mxs-saif", saif);
+ dev_name(&pdev->dev), saif);
if (ret) {
dev_err(&pdev->dev, "failed to request irq\n");
return ret;
break;
}
- /* Sgtl5000 sysclk should be >= 8MHz and <= 27M */
- if (mclk < 8000000 || mclk > 27000000) {
- dev_err(codec_dai->dev, "Invalid mclk frequency: %u.%03uMHz\n",
- mclk / 1000000, mclk / 1000 % 1000);
- return -EINVAL;
- }
-
/* Set SGTL5000's SYSCLK (provided by SAIF MCLK) */
ret = snd_soc_dai_set_sysclk(codec_dai, SGTL5000_SYSCLK, mclk, 0);
if (ret) {
Say Y if you want to add support for SoC audio on Nokia N810.
config SND_OMAP_SOC_RX51
- tristate "SoC Audio support for Nokia RX-51"
- depends on SND_OMAP_SOC && ARM && (MACH_NOKIA_RX51 || COMPILE_TEST) && I2C
+ tristate "SoC Audio support for Nokia N900 (RX-51)"
+ depends on SND_OMAP_SOC && ARM && I2C
select SND_OMAP_SOC_MCBSP
select SND_SOC_TLV320AIC3X
select SND_SOC_TPA6130A2
depends on GPIOLIB
help
- Say Y if you want to add support for SoC audio on Nokia RX-51
- hardware. This is also known as Nokia N900 product.
+ Say Y if you want to add support for SoC audio on Nokia N900
+ cellphone.
config SND_OMAP_SOC_AMS_DELTA
tristate "SoC Audio support for Amstrad E3 (Delta) videophone"
mcbsp->reg_cache = NULL;
spin_unlock(&mcbsp->lock);
- if (reg_cache)
- kfree(reg_cache);
+ kfree(reg_cache);
}
/*
static int mioa701_wm9713_init(struct snd_soc_pcm_runtime *rtd)
{
struct snd_soc_codec *codec = rtd->codec;
- unsigned short reg;
/* Prepare GPIO8 for rear speaker amplifier */
- reg = codec->driver->read(codec, AC97_GPIO_CFG);
- codec->driver->write(codec, AC97_GPIO_CFG, reg | 0x0100);
+ snd_soc_update_bits(codec, AC97_GPIO_CFG, 0x100, 0x100);
/* Prepare MIC input */
- reg = codec->driver->read(codec, AC97_3D_CONTROL);
- codec->driver->write(codec, AC97_3D_CONTROL, reg | 0xc000);
+ snd_soc_update_bits(codec, AC97_3D_CONTROL, 0xc000, 0xc000);
return 0;
}
int ret = 0;
if (!cpu_dai->active) {
- clk_enable(ssp->clk);
+ clk_prepare_enable(ssp->clk);
pxa_ssp_disable(ssp);
}
if (!cpu_dai->active) {
pxa_ssp_disable(ssp);
- clk_disable(ssp->clk);
+ clk_disable_unprepare(ssp->clk);
}
kfree(snd_soc_dai_get_dma_data(cpu_dai, substream));
struct ssp_device *ssp = priv->ssp;
if (!cpu_dai->active)
- clk_enable(ssp->clk);
+ clk_prepare_enable(ssp->clk);
priv->cr0 = __raw_readl(ssp->mmio_base + SSCR0);
priv->cr1 = __raw_readl(ssp->mmio_base + SSCR1);
priv->psp = __raw_readl(ssp->mmio_base + SSPSP);
pxa_ssp_disable(ssp);
- clk_disable(ssp->clk);
+ clk_disable_unprepare(ssp->clk);
return 0;
}
struct ssp_device *ssp = priv->ssp;
uint32_t sssr = SSSR_ROR | SSSR_TUR | SSSR_BCE;
- clk_enable(ssp->clk);
+ clk_prepare_enable(ssp->clk);
__raw_writel(sssr, ssp->mmio_base + SSSR);
__raw_writel(priv->cr0 & ~SSCR0_SSE, ssp->mmio_base + SSCR0);
if (cpu_dai->active)
pxa_ssp_enable(ssp);
else
- clk_disable(ssp->clk);
+ clk_disable_unprepare(ssp->clk);
return 0;
}
/* The SSP clock must be disabled when changing SSP clock mode
* on PXA2xx. On PXA3xx it must be enabled when doing so. */
if (ssp->type != PXA3xx_SSP)
- clk_disable(ssp->clk);
+ clk_disable_unprepare(ssp->clk);
val = pxa_ssp_read_reg(ssp, SSCR0) | sscr0;
pxa_ssp_write_reg(ssp, SSCR0, val);
if (ssp->type != PXA3xx_SSP)
- clk_enable(ssp->clk);
+ clk_prepare_enable(ssp->clk);
return 0;
}
.num_dapm_routes = ARRAY_SIZE(spitz_audio_map),
};
-static struct platform_device *spitz_snd_device;
-
-static int __init spitz_init(void)
+static int spitz_probe(struct platform_device *pdev)
{
+ struct snd_soc_card *card = &snd_soc_spitz;
int ret;
- if (!(machine_is_spitz() || machine_is_borzoi() || machine_is_akita()))
- return -ENODEV;
-
- if (machine_is_borzoi() || machine_is_spitz())
- spitz_mic_gpio = SPITZ_GPIO_MIC_BIAS;
- else
+ if (machine_is_akita())
spitz_mic_gpio = AKITA_GPIO_MIC_BIAS;
+ else
+ spitz_mic_gpio = SPITZ_GPIO_MIC_BIAS;
ret = gpio_request(spitz_mic_gpio, "MIC GPIO");
if (ret)
if (ret)
goto err2;
- spitz_snd_device = platform_device_alloc("soc-audio", -1);
- if (!spitz_snd_device) {
- ret = -ENOMEM;
+ card->dev = &pdev->dev;
+
+ ret = snd_soc_register_card(card);
+ if (ret) {
+ dev_err(&pdev->dev, "snd_soc_register_card() failed: %d\n",
+ ret);
goto err2;
}
- platform_set_drvdata(spitz_snd_device, &snd_soc_spitz);
-
- ret = platform_device_add(spitz_snd_device);
- if (ret)
- goto err3;
-
return 0;
-err3:
- platform_device_put(spitz_snd_device);
err2:
gpio_free(spitz_mic_gpio);
err1:
return ret;
}
-static void __exit spitz_exit(void)
+static int spitz_remove(struct platform_device *pdev)
{
- platform_device_unregister(spitz_snd_device);
+ struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+ snd_soc_unregister_card(card);
gpio_free(spitz_mic_gpio);
+ return 0;
}
-module_init(spitz_init);
-module_exit(spitz_exit);
+static struct platform_driver spitz_driver = {
+ .driver = {
+ .name = "spitz-audio",
+ .owner = THIS_MODULE,
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = spitz_probe,
+ .remove = spitz_remove,
+};
+
+module_platform_driver(spitz_driver);
MODULE_AUTHOR("Richard Purdie");
MODULE_DESCRIPTION("ALSA SoC Spitz");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:spitz-audio");
}
EXPORT_SYMBOL_GPL(snd_soc_of_parse_daifmt);
-int snd_soc_of_get_dai_name(struct device_node *of_node,
- const char **dai_name)
+static int snd_soc_get_dai_name(struct of_phandle_args *args,
+ const char **dai_name)
{
struct snd_soc_component *pos;
- struct of_phandle_args args;
- int ret;
-
- ret = of_parse_phandle_with_args(of_node, "sound-dai",
- "#sound-dai-cells", 0, &args);
- if (ret)
- return ret;
-
- ret = -EPROBE_DEFER;
+ int ret = -EPROBE_DEFER;
mutex_lock(&client_mutex);
list_for_each_entry(pos, &component_list, list) {
- if (pos->dev->of_node != args.np)
+ if (pos->dev->of_node != args->np)
continue;
if (pos->driver->of_xlate_dai_name) {
- ret = pos->driver->of_xlate_dai_name(pos, &args, dai_name);
+ ret = pos->driver->of_xlate_dai_name(pos,
+ args,
+ dai_name);
} else {
int id = -1;
- switch (args.args_count) {
+ switch (args->args_count) {
case 0:
id = 0; /* same as dai_drv[0] */
break;
case 1:
- id = args.args[0];
+ id = args->args[0];
break;
default:
/* not supported */
break;
}
mutex_unlock(&client_mutex);
+ return ret;
+}
+
+int snd_soc_of_get_dai_name(struct device_node *of_node,
+ const char **dai_name)
+{
+ struct of_phandle_args args;
+ int ret;
+
+ ret = of_parse_phandle_with_args(of_node, "sound-dai",
+ "#sound-dai-cells", 0, &args);
+ if (ret)
+ return ret;
+
+ ret = snd_soc_get_dai_name(&args, dai_name);
of_node_put(args.np);
}
EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_name);
+/*
+ * snd_soc_of_get_dai_link_codecs - Parse a list of CODECs in the devicetree
+ * @dev: Card device
+ * @of_node: Device node
+ * @dai_link: DAI link
+ *
+ * Builds an array of CODEC DAI components from the DAI link property
+ * 'sound-dai'.
+ * The array is set in the DAI link and the number of DAIs is set accordingly.
+ * The device nodes in the array (of_node) must be dereferenced by the caller.
+ *
+ * Returns 0 for success
+ */
+int snd_soc_of_get_dai_link_codecs(struct device *dev,
+ struct device_node *of_node,
+ struct snd_soc_dai_link *dai_link)
+{
+ struct of_phandle_args args;
+ struct snd_soc_dai_link_component *component;
+ char *name;
+ int index, num_codecs, ret;
+
+ /* Count the number of CODECs */
+ name = "sound-dai";
+ num_codecs = of_count_phandle_with_args(of_node, name,
+ "#sound-dai-cells");
+ if (num_codecs <= 0) {
+ if (num_codecs == -ENOENT)
+ dev_err(dev, "No 'sound-dai' property\n");
+ else
+ dev_err(dev, "Bad phandle in 'sound-dai'\n");
+ return num_codecs;
+ }
+ component = devm_kzalloc(dev,
+ sizeof *component * num_codecs,
+ GFP_KERNEL);
+ if (!component)
+ return -ENOMEM;
+ dai_link->codecs = component;
+ dai_link->num_codecs = num_codecs;
+
+ /* Parse the list */
+ for (index = 0, component = dai_link->codecs;
+ index < dai_link->num_codecs;
+ index++, component++) {
+ ret = of_parse_phandle_with_args(of_node, name,
+ "#sound-dai-cells",
+ index, &args);
+ if (ret)
+ goto err;
+ component->of_node = args.np;
+ ret = snd_soc_get_dai_name(&args, &component->dai_name);
+ if (ret < 0)
+ goto err;
+ }
+ return 0;
+err:
+ for (index = 0, component = dai_link->codecs;
+ index < dai_link->num_codecs;
+ index++, component++) {
+ if (!component->of_node)
+ break;
+ of_node_put(component->of_node);
+ component->of_node = NULL;
+ }
+ dai_link->codecs = NULL;
+ dai_link->num_codecs = 0;
+ return ret;
+}
+EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_link_codecs);
+
static int __init snd_soc_init(void)
{
#ifdef CONFIG_DEBUG_FS
projects / firefly-linux-kernel-4.4.55.git / commitdiff