diff options
-rw-r--r-- | arch/arm/mach-mx3/clock-imx31.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-mx3/clock-imx35.c | 4 | ||||
-rw-r--r-- | arch/arm/mach-mx3/devices.c | 4 | ||||
-rw-r--r-- | arch/arm/plat-mxc/audmux-v2.c | 4 | ||||
-rw-r--r-- | include/sound/wm8962.h | 1 | ||||
-rw-r--r-- | sound/soc/codecs/wm8804.c | 49 | ||||
-rw-r--r-- | sound/soc/codecs/wm8962.c | 228 | ||||
-rw-r--r-- | sound/soc/codecs/wm8962.h | 4 | ||||
-rw-r--r-- | sound/soc/imx/eukrea-tlv320.c | 2 | ||||
-rw-r--r-- | sound/soc/imx/imx-ssi.c | 2 | ||||
-rw-r--r-- | sound/soc/imx/phycore-ac97.c | 2 | ||||
-rw-r--r-- | sound/soc/imx/wm1133-ev1.c | 2 |
12 files changed, 265 insertions, 41 deletions
diff --git a/arch/arm/mach-mx3/clock-imx31.c b/arch/arm/mach-mx3/clock-imx31.c index 9b52a67..9a9eb6d 100644 --- a/arch/arm/mach-mx3/clock-imx31.c +++ b/arch/arm/mach-mx3/clock-imx31.c @@ -558,8 +558,8 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("mxc_w1.0", NULL, owire_clk) _REGISTER_CLOCK("mxc-mmc.0", NULL, sdhc1_clk) _REGISTER_CLOCK("mxc-mmc.1", NULL, sdhc2_clk) - _REGISTER_CLOCK("imx-ssi-dai.0", NULL, ssi1_clk) - _REGISTER_CLOCK("imx-ssi-dai.1", NULL, ssi2_clk) + _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) + _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) _REGISTER_CLOCK(NULL, "firi", firi_clk) _REGISTER_CLOCK(NULL, "ata", ata_clk) _REGISTER_CLOCK(NULL, "rtic", rtic_clk) diff --git a/arch/arm/mach-mx3/clock-imx35.c b/arch/arm/mach-mx3/clock-imx35.c index f29c3e9..d3af0fd 100644 --- a/arch/arm/mach-mx3/clock-imx35.c +++ b/arch/arm/mach-mx3/clock-imx35.c @@ -464,8 +464,8 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "sdma", sdma_clk) _REGISTER_CLOCK(NULL, "spba", spba_clk) _REGISTER_CLOCK(NULL, "spdif", spdif_clk) - _REGISTER_CLOCK("imx-ssi-dai.0", NULL, ssi1_clk) - _REGISTER_CLOCK("imx-ssi-dai.1", NULL, ssi2_clk) + _REGISTER_CLOCK("imx-ssi.0", NULL, ssi1_clk) + _REGISTER_CLOCK("imx-ssi.1", NULL, ssi2_clk) _REGISTER_CLOCK("imx-uart.0", NULL, uart1_clk) _REGISTER_CLOCK("imx-uart.1", NULL, uart2_clk) _REGISTER_CLOCK("imx-uart.2", NULL, uart3_clk) diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index 90eccba..a4fd1a2 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -327,14 +327,14 @@ static struct resource imx_ssi_resources1[] = { }; struct platform_device imx_ssi_device0 = { - .name = "imx-ssi-dai", + .name = "imx-ssi", .id = 0, .num_resources = ARRAY_SIZE(imx_ssi_resources0), .resource = imx_ssi_resources0, }; struct platform_device imx_ssi_device1 = { - .name = "imx-ssi-dai", + .name = "imx-ssi", .id = 1, .num_resources = ARRAY_SIZE(imx_ssi_resources1), .resource = imx_ssi_resources1, diff --git a/arch/arm/plat-mxc/audmux-v2.c b/arch/arm/plat-mxc/audmux-v2.c index 910374d..f9e7cdb 100644 --- a/arch/arm/plat-mxc/audmux-v2.c +++ b/arch/arm/plat-mxc/audmux-v2.c @@ -45,9 +45,9 @@ static const char *audmux_port_string(int port) { switch (port) { case MX31_AUDMUX_PORT1_SSI0: - return "imx-ssi-dai.0"; + return "imx-ssi.0"; case MX31_AUDMUX_PORT2_SSI1: - return "imx-ssi-dai.1"; + return "imx-ssi.1"; case MX31_AUDMUX_PORT3_SSI_PINS_3: return "SSI3"; case MX31_AUDMUX_PORT4_SSI_PINS_4: diff --git a/include/sound/wm8962.h b/include/sound/wm8962.h index 9722aac..2b5306c 100644 --- a/include/sound/wm8962.h +++ b/include/sound/wm8962.h @@ -15,6 +15,7 @@ #define WM8962_GPIO_SET 0x10000 struct wm8962_pdata { + int gpio_base; u32 gpio_init[WM8962_MAX_GPIO]; /* Setup for microphone detection, raw value to be written to diff --git a/sound/soc/codecs/wm8804.c b/sound/soc/codecs/wm8804.c index ca7d9ee..2657f5c 100644 --- a/sound/soc/codecs/wm8804.c +++ b/sound/soc/codecs/wm8804.c @@ -390,36 +390,41 @@ static int wm8804_set_pll(struct snd_soc_dai *dai, int pll_id, int source, unsigned int freq_in, unsigned int freq_out) { - int ret; struct snd_soc_codec *codec; - struct pll_div pll_div = { 0 }; codec = dai->codec; - if (freq_in && freq_out) { + if (!freq_in || !freq_out) { + /* disable the PLL */ + snd_soc_update_bits(codec, WM8804_PWRDN, 0x1, 0x1); + return 0; + } else { + int ret; + struct pll_div pll_div; + ret = pll_factors(&pll_div, freq_out, freq_in); if (ret) return ret; - } - /* power down the PLL before reprogramming it */ - snd_soc_update_bits(codec, WM8804_PWRDN, 0x1, 0); + /* power down the PLL before reprogramming it */ + snd_soc_update_bits(codec, WM8804_PWRDN, 0x1, 0x1); - if (!freq_in || !freq_out) - return 0; - - /* set PLLN and PRESCALE */ - snd_soc_update_bits(codec, WM8804_PLL4, 0xf | 0x10, - pll_div.n | (pll_div.prescale << 4)); - /* set mclkdiv and freqmode */ - snd_soc_update_bits(codec, WM8804_PLL5, 0x3 | 0x8, - pll_div.freqmode | (pll_div.mclkdiv << 3)); - /* set PLLK */ - snd_soc_write(codec, WM8804_PLL1, pll_div.k & 0xff); - snd_soc_write(codec, WM8804_PLL2, (pll_div.k >> 8) & 0xff); - snd_soc_write(codec, WM8804_PLL3, pll_div.k >> 16); + if (!freq_in || !freq_out) + return 0; - /* power up the PLL */ - snd_soc_update_bits(codec, WM8804_PWRDN, 0x1, 0x1); + /* set PLLN and PRESCALE */ + snd_soc_update_bits(codec, WM8804_PLL4, 0xf | 0x10, + pll_div.n | (pll_div.prescale << 4)); + /* set mclkdiv and freqmode */ + snd_soc_update_bits(codec, WM8804_PLL5, 0x3 | 0x8, + pll_div.freqmode | (pll_div.mclkdiv << 3)); + /* set PLLK */ + snd_soc_write(codec, WM8804_PLL1, pll_div.k & 0xff); + snd_soc_write(codec, WM8804_PLL2, (pll_div.k >> 8) & 0xff); + snd_soc_write(codec, WM8804_PLL3, pll_div.k >> 16); + + /* power up the PLL */ + snd_soc_update_bits(codec, WM8804_PWRDN, 0x1, 0); + } return 0; } @@ -669,7 +674,7 @@ static struct snd_soc_dai_ops wm8804_dai_ops = { SNDRV_PCM_FMTBIT_S24_LE) static struct snd_soc_dai_driver wm8804_dai = { - .name = "wm8804-s/pdif", + .name = "wm8804-spdif", .playback = { .stream_name = "Playback", .channels_min = 2, diff --git a/sound/soc/codecs/wm8962.c b/sound/soc/codecs/wm8962.c index be34146..6d30f34 100644 --- a/sound/soc/codecs/wm8962.c +++ b/sound/soc/codecs/wm8962.c @@ -17,6 +17,7 @@ #include <linux/delay.h> #include <linux/pm.h> #include <linux/gcd.h> +#include <linux/gpio.h> #include <linux/i2c.h> #include <linux/input.h> #include <linux/platform_device.h> @@ -24,6 +25,7 @@ #include <linux/slab.h> #include <linux/workqueue.h> #include <sound/core.h> +#include <sound/jack.h> #include <sound/pcm.h> #include <sound/pcm_params.h> #include <sound/soc.h> @@ -62,6 +64,9 @@ struct wm8962_priv { int fll_fref; int fll_fout; + struct delayed_work mic_work; + struct snd_soc_jack *jack; + struct regulator_bulk_data supplies[WM8962_NUM_SUPPLIES]; struct notifier_block disable_nb[WM8962_NUM_SUPPLIES]; @@ -70,6 +75,10 @@ struct wm8962_priv { struct work_struct beep_work; int beep_rate; #endif + +#ifdef CONFIG_GPIOLIB + struct gpio_chip gpio_chip; +#endif }; /* We can't use the same notifier block for more than one supply and @@ -911,12 +920,6 @@ static void wm8962_configure_bclk(struct snd_soc_codec *codec) int clocking2 = 0; int aif2 = 0; - /* If the CODEC is powered on we can configure BCLK */ - if (codec->bias_level != SND_SOC_BIAS_OFF) { - dev_dbg(codec->dev, "Bias is off, can't configure BCLK\n"); - return; - } - if (!wm8962->bclk) { dev_dbg(codec->dev, "No BCLK rate configured\n"); return; @@ -1463,9 +1466,40 @@ static struct snd_soc_dai_driver wm8962_dai = { .symmetric_rates = 1, }; +static void wm8962_mic_work(struct work_struct *work) +{ + struct wm8962_priv *wm8962 = container_of(work, + struct wm8962_priv, + mic_work.work); + struct snd_soc_codec *codec = wm8962->codec; + int status = 0; + int irq_pol = 0; + int reg; + + reg = snd_soc_read(codec, WM8962_ADDITIONAL_CONTROL_4); + + if (reg & WM8962_MICDET_STS) { + status |= SND_JACK_MICROPHONE; + irq_pol |= WM8962_MICD_IRQ_POL; + } + + if (reg & WM8962_MICSHORT_STS) { + status |= SND_JACK_BTN_0; + irq_pol |= WM8962_MICSCD_IRQ_POL; + } + + snd_soc_jack_report(wm8962->jack, status, + SND_JACK_MICROPHONE | SND_JACK_BTN_0); + + snd_soc_update_bits(codec, WM8962_MICINT_SOURCE_POL, + WM8962_MICSCD_IRQ_POL | + WM8962_MICD_IRQ_POL, irq_pol); +} + static irqreturn_t wm8962_irq(int irq, void *data) { struct snd_soc_codec *codec = data; + struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec); int mask; int active; @@ -1480,12 +1514,59 @@ static irqreturn_t wm8962_irq(int irq, void *data) if (active & WM8962_TEMP_SHUT_EINT) dev_crit(codec->dev, "Thermal shutdown\n"); + if (active & (WM8962_MICSCD_EINT | WM8962_MICD_EINT)) { + dev_dbg(codec->dev, "Microphone event detected\n"); + + schedule_delayed_work(&wm8962->mic_work, + msecs_to_jiffies(250)); + } + /* Acknowledge the interrupts */ snd_soc_write(codec, WM8962_INTERRUPT_STATUS_2, active); return IRQ_HANDLED; } +/** + * wm8962_mic_detect - Enable microphone detection via the WM8962 IRQ + * + * @codec: WM8962 codec + * @jack: jack to report detection events on + * + * Enable microphone detection via IRQ on the WM8962. If GPIOs are + * being used to bring out signals to the processor then only platform + * data configuration is needed for WM8962 and processor GPIOs should + * be configured using snd_soc_jack_add_gpios() instead. + * + * If no jack is supplied detection will be disabled. + */ +int wm8962_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack) +{ + struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec); + int irq_mask, enable; + + wm8962->jack = jack; + if (jack) { + irq_mask = 0; + enable = WM8962_MICDET_ENA; + } else { + irq_mask = WM8962_MICD_EINT | WM8962_MICSCD_EINT; + enable = 0; + } + + snd_soc_update_bits(codec, WM8962_INTERRUPT_STATUS_2_MASK, + WM8962_MICD_EINT | WM8962_MICSCD_EINT, irq_mask); + snd_soc_update_bits(codec, WM8962_ADDITIONAL_CONTROL_4, + WM8962_MICDET_ENA, enable); + + /* Send an initial empty report */ + snd_soc_jack_report(wm8962->jack, 0, + SND_JACK_MICROPHONE | SND_JACK_BTN_0); + + return 0; +} +EXPORT_SYMBOL_GPL(wm8962_mic_detect); + #ifdef CONFIG_PM static int wm8962_resume(struct snd_soc_codec *codec) { @@ -1652,6 +1733,132 @@ static void wm8962_free_beep(struct snd_soc_codec *codec) } #endif +static void wm8962_set_gpio_mode(struct snd_soc_codec *codec, int gpio) +{ + int mask = 0; + int val = 0; + + /* Some of the GPIOs are behind MFP configuration and need to + * be put into GPIO mode. */ + switch (gpio) { + case 2: + mask = WM8962_CLKOUT2_SEL_MASK; + val = 1 << WM8962_CLKOUT2_SEL_SHIFT; + break; + case 3: + mask = WM8962_CLKOUT3_SEL_MASK; + val = 1 << WM8962_CLKOUT3_SEL_SHIFT; + break; + default: + break; + } + + if (mask) + snd_soc_update_bits(codec, WM8962_ANALOGUE_CLOCKING1, + mask, val); +} + +#ifdef CONFIG_GPIOLIB +static inline struct wm8962_priv *gpio_to_wm8962(struct gpio_chip *chip) +{ + return container_of(chip, struct wm8962_priv, gpio_chip); +} + +static int wm8962_gpio_request(struct gpio_chip *chip, unsigned offset) +{ + struct wm8962_priv *wm8962 = gpio_to_wm8962(chip); + struct snd_soc_codec *codec = wm8962->codec; + + /* The WM8962 GPIOs aren't linearly numbered. For simplicity + * we export linear numbers and error out if the unsupported + * ones are requsted. + */ + switch (offset + 1) { + case 2: + case 3: + case 5: + case 6: + break; + default: + return -EINVAL; + } + + wm8962_set_gpio_mode(codec, offset + 1); + + return 0; +} + +static void wm8962_gpio_set(struct gpio_chip *chip, unsigned offset, int value) +{ + struct wm8962_priv *wm8962 = gpio_to_wm8962(chip); + struct snd_soc_codec *codec = wm8962->codec; + + snd_soc_update_bits(codec, WM8962_GPIO_BASE + offset, + WM8962_GP2_LVL, value << WM8962_GP2_LVL_SHIFT); +} + +static int wm8962_gpio_direction_out(struct gpio_chip *chip, + unsigned offset, int value) +{ + struct wm8962_priv *wm8962 = gpio_to_wm8962(chip); + struct snd_soc_codec *codec = wm8962->codec; + int val; + + /* Force function 1 (logic output) */ + val = (1 << WM8962_GP2_FN_SHIFT) | (value << WM8962_GP2_LVL_SHIFT); + + return snd_soc_update_bits(codec, WM8962_GPIO_BASE + offset, + WM8962_GP2_FN_MASK | WM8962_GP2_LVL, val); +} + +static struct gpio_chip wm8962_template_chip = { + .label = "wm8962", + .owner = THIS_MODULE, + .request = wm8962_gpio_request, + .direction_output = wm8962_gpio_direction_out, + .set = wm8962_gpio_set, + .can_sleep = 1, +}; + +static void wm8962_init_gpio(struct snd_soc_codec *codec) +{ + struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec); + struct wm8962_pdata *pdata = dev_get_platdata(codec->dev); + int ret; + + wm8962->gpio_chip = wm8962_template_chip; + wm8962->gpio_chip.ngpio = WM8962_MAX_GPIO; + wm8962->gpio_chip.dev = codec->dev; + + if (pdata && pdata->gpio_base) + wm8962->gpio_chip.base = pdata->gpio_base; + else + wm8962->gpio_chip.base = -1; + + ret = gpiochip_add(&wm8962->gpio_chip); + if (ret != 0) + dev_err(codec->dev, "Failed to add GPIOs: %d\n", ret); +} + +static void wm8962_free_gpio(struct snd_soc_codec *codec) +{ + struct wm8962_priv *wm8962 = snd_soc_codec_get_drvdata(codec); + int ret; + + ret = gpiochip_remove(&wm8962->gpio_chip); + if (ret != 0) + dev_err(codec->dev, "Failed to remove GPIOs: %d\n", ret); +} +#else +static void wm8962_init_gpio(struct snd_soc_codec *codec) +{ +} + +static void wm8962_free_gpio(struct snd_soc_codec *codec) +{ +} +#endif + static int wm8962_probe(struct snd_soc_codec *codec) { int ret; @@ -1662,6 +1869,7 @@ static int wm8962_probe(struct snd_soc_codec *codec) int i, trigger, irq_pol; wm8962->codec = codec; + INIT_DELAYED_WORK(&wm8962->mic_work, wm8962_mic_work); codec->cache_sync = 1; codec->idle_bias_off = 1; @@ -1749,9 +1957,11 @@ static int wm8962_probe(struct snd_soc_codec *codec) if (pdata) { /* Apply static configuration for GPIOs */ for (i = 0; i < ARRAY_SIZE(pdata->gpio_init); i++) - if (pdata->gpio_init[i]) + if (pdata->gpio_init[i]) { + wm8962_set_gpio_mode(codec, i + 1); snd_soc_write(codec, 0x200 + i, pdata->gpio_init[i] & 0xffff); + } /* Put the speakers into mono mode? */ if (pdata->spk_mono) @@ -1784,6 +1994,7 @@ static int wm8962_probe(struct snd_soc_codec *codec) wm8962_add_widgets(codec); wm8962_init_beep(codec); + wm8962_init_gpio(codec); if (i2c->irq) { if (pdata && pdata->irq_active_low) { @@ -1834,6 +2045,9 @@ static int wm8962_remove(struct snd_soc_codec *codec) if (i2c->irq) free_irq(i2c->irq, codec); + cancel_delayed_work_sync(&wm8962->mic_work); + + wm8962_free_gpio(codec); wm8962_free_beep(codec); for (i = 0; i < ARRAY_SIZE(wm8962->supplies); i++) regulator_unregister_notifier(wm8962->supplies[i].consumer, diff --git a/sound/soc/codecs/wm8962.h b/sound/soc/codecs/wm8962.h index 6145399..2af6c93 100644 --- a/sound/soc/codecs/wm8962.h +++ b/sound/soc/codecs/wm8962.h @@ -14,6 +14,7 @@ #define _WM8962_H #include <asm/types.h> +#include <sound/soc.h> #define WM8962_SYSCLK_MCLK 1 #define WM8962_SYSCLK_FLL 2 @@ -181,6 +182,7 @@ #define WM8962_EQ39 0x175 #define WM8962_EQ40 0x176 #define WM8962_EQ41 0x177 +#define WM8962_GPIO_BASE 0x200 #define WM8962_GPIO_2 0x201 #define WM8962_GPIO_3 0x202 #define WM8962_GPIO_5 0x204 @@ -3784,4 +3786,6 @@ struct wm8962_reg_access { extern const struct wm8962_reg_access wm8962_reg_access[WM8962_MAX_REGISTER + 1]; +int wm8962_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack); + #endif diff --git a/sound/soc/imx/eukrea-tlv320.c b/sound/soc/imx/eukrea-tlv320.c index 807f736..b596752 100644 --- a/sound/soc/imx/eukrea-tlv320.c +++ b/sound/soc/imx/eukrea-tlv320.c @@ -82,7 +82,7 @@ static struct snd_soc_dai_link eukrea_tlv320_dai = { .codec_dai = "tlv320aic23-hifi", .platform_name = "imx-pcm-audio.0", .codec_name = "tlv320aic23-codec.0-001a", - .cpu_dai = "imx-ssi-dai.0", + .cpu_dai = "imx-ssi.0", .ops = &eukrea_tlv320_snd_ops, }; diff --git a/sound/soc/imx/imx-ssi.c b/sound/soc/imx/imx-ssi.c index 26716e9..d4bd345 100644 --- a/sound/soc/imx/imx-ssi.c +++ b/sound/soc/imx/imx-ssi.c @@ -734,7 +734,7 @@ static struct platform_driver imx_ssi_driver = { .remove = __devexit_p(imx_ssi_remove), .driver = { - .name = "imx-ssi-dai", + .name = "imx-ssi", .owner = THIS_MODULE, }, }; diff --git a/sound/soc/imx/phycore-ac97.c b/sound/soc/imx/phycore-ac97.c index 65f0f99..6a65dd7 100644 --- a/sound/soc/imx/phycore-ac97.c +++ b/sound/soc/imx/phycore-ac97.c @@ -34,7 +34,7 @@ static struct snd_soc_dai_link imx_phycore_dai_ac97[] = { .stream_name = "HiFi", .codec_dai_name = "wm9712-hifi", .codec_name = "wm9712-codec", - .cpu_dai_name = "imx-ssi-dai.0", + .cpu_dai_name = "imx-ssi.0", .platform_name = "imx-fiq-pcm-audio.0", .ops = &imx_phycore_hifi_ops, }, diff --git a/sound/soc/imx/wm1133-ev1.c b/sound/soc/imx/wm1133-ev1.c index 7406863..30fdb15 100644 --- a/sound/soc/imx/wm1133-ev1.c +++ b/sound/soc/imx/wm1133-ev1.c @@ -243,7 +243,7 @@ static int wm1133_ev1_init(struct snd_soc_pcm_runtime *rtd) static struct snd_soc_dai_link wm1133_ev1_dai = { .name = "WM1133-EV1", .stream_name = "Audio", - .cpu_dai_name = "imx-ssi-dai.0", + .cpu_dai_name = "imx-ssi.0", .codec_dai_name = "wm8350-hifi", .platform_name = "imx-fiq-pcm-audio.0", .codec_name = "wm8350-codec.0-0x1a", |