/* * ALSA driver for ICEnsemble VT1724 (Envy24HT) * * Lowlevel functions for Philips PSC724 Ultimate Edge * * Copyright (c) 2012 Ondrej Zary * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #include #include #include #include #include "ice1712.h" #include "envy24ht.h" #include "psc724.h" #include "wm8766.h" #include "wm8776.h" struct psc724_spec { struct snd_wm8766 wm8766; struct snd_wm8776 wm8776; bool mute_all, jack_detect; struct snd_ice1712 *ice; struct delayed_work hp_work; bool hp_connected; }; /****************************************************************************/ /* PHILIPS PSC724 ULTIMATE EDGE */ /****************************************************************************/ /* * VT1722 (Envy24GT) - 6 outputs, 4 inputs (only 2 used), 24-bit/96kHz * * system configuration ICE_EEP2_SYSCONF=0x42 * XIN1 49.152MHz * no MPU401 * one stereo ADC, no S/PDIF receiver * three stereo DACs (FRONT, REAR, CENTER+LFE) * * AC-Link configuration ICE_EEP2_ACLINK=0x80 * use I2S, not AC97 * * I2S converters feature ICE_EEP2_I2S=0x30 * I2S codec has no volume/mute control feature (bug!) * I2S codec does not support 96KHz or 192KHz (bug!) * I2S codec 24bits * * S/PDIF configuration ICE_EEP2_SPDIF=0xc1 * Enable integrated S/PDIF transmitter * internal S/PDIF out implemented * No S/PDIF input * External S/PDIF out implemented * * * ** connected chips ** * * WM8776 * 2-channel DAC used for main output and stereo ADC (with 10-channel MUX) * AIN1: LINE IN, AIN2: CD/VIDEO, AIN3: AUX, AIN4: Front MIC, AIN5: Rear MIC * Controlled by I2C using VT1722 I2C interface: * MODE (pin16) -- GND * CE (pin17) -- GND I2C mode (address=0x34) * DI (pin18) -- SDA (VT1722 pin70) * CL (pin19) -- SCLK (VT1722 pin71) * * WM8766 * 6-channel DAC used for rear & center/LFE outputs (only 4 channels used) * Controlled by SPI using VT1722 GPIO pins: * MODE (pin 1) -- GPIO19 (VT1722 pin99) * ML/I2S (pin11) -- GPIO18 (VT1722 pin98) * MC/IWL (pin12) -- GPIO17 (VT1722 pin97) * MD/DM (pin13) -- GPIO16 (VT1722 pin96) * MUTE (pin14) -- GPIO20 (VT1722 pin101) * * GPIO14 is used as input for headphone jack detection (1 = connected) * GPIO22 is used as MUTE ALL output, grounding all 6 channels * * ** output pins and device names ** * * 5.1ch name -- output connector color -- device (-D option) * * FRONT 2ch -- green -- plughw:0,0 * CENTER(Lch) SUBWOOFER(Rch) -- orange -- plughw:0,2,0 * REAR 2ch -- black -- plughw:0,2,1 */ /* codec access low-level functions */ #define GPIO_HP_JACK (1 << 14) #define GPIO_MUTE_SUR (1 << 20) #define GPIO_MUTE_ALL (1 << 22) #define JACK_INTERVAL 1000 #define PSC724_SPI_DELAY 1 #define PSC724_SPI_DATA (1 << 16) #define PSC724_SPI_CLK (1 << 17) #define PSC724_SPI_LOAD (1 << 18) #define PSC724_SPI_MASK (PSC724_SPI_DATA | PSC724_SPI_CLK | PSC724_SPI_LOAD) static void psc724_wm8766_write(struct snd_wm8766 *wm, u16 addr, u16 data) { struct psc724_spec *spec = container_of(wm, struct psc724_spec, wm8766); struct snd_ice1712 *ice = spec->ice; u32 st, bits; int i; snd_ice1712_save_gpio_status(ice); st = ((addr & 0x7f) << 9) | (data & 0x1ff); snd_ice1712_gpio_set_dir(ice, ice->gpio.direction | PSC724_SPI_MASK); snd_ice1712_gpio_set_mask(ice, ice->gpio.write_mask & ~PSC724_SPI_MASK); bits = snd_ice1712_gpio_read(ice) & ~PSC724_SPI_MASK; snd_ice1712_gpio_write(ice, bits); for (i = 0; i < 16; i++) { udelay(PSC724_SPI_DELAY); bits &= ~PSC724_SPI_CLK; /* MSB first */ st <<= 1; if (st & 0x10000) bits |= PSC724_SPI_DATA; else bits &= ~PSC724_SPI_DATA; snd_ice1712_gpio_write(ice, bits); /* CLOCK high */ udelay(PSC724_SPI_DELAY); bits |= PSC724_SPI_CLK; snd_ice1712_gpio_write(ice, bits); } /* LOAD high */ udelay(PSC724_SPI_DELAY); bits |= PSC724_SPI_LOAD; snd_ice1712_gpio_write(ice, bits); /* LOAD low, DATA and CLOCK high */ udelay(PSC724_SPI_DELAY); bits |= (PSC724_SPI_DATA | PSC724_SPI_CLK); snd_ice1712_gpio_write(ice, bits); snd_ice1712_restore_gpio_status(ice); } static void psc724_wm8776_write(struct snd_wm8776 *wm, u8 addr, u8 data) { struct psc724_spec *spec = container_of(wm, struct psc724_spec, wm8776); snd_vt1724_write_i2c(spec->ice, 0x34, addr, data); } /* mute all */ static void psc724_set_master_switch(struct snd_ice1712 *ice, bool on) { unsigned int bits = snd_ice1712_gpio_read(ice); struct psc724_spec *spec = ice->spec; spec->mute_all = !on; if (on) bits &= ~(GPIO_MUTE_ALL | GPIO_MUTE_SUR); else bits |= GPIO_MUTE_ALL | GPIO_MUTE_SUR; snd_ice1712_gpio_write(ice, bits); } static bool psc724_get_master_switch(struct snd_ice1712 *ice) { struct psc724_spec *spec = ice->spec; return !spec->mute_all; } /* jack detection */ static void psc724_set_jack_state(struct snd_ice1712 *ice, bool hp_connected) { struct psc724_spec *spec = ice->spec; struct snd_ctl_elem_id elem_id; struct snd_kcontrol *kctl; u16 power = spec->wm8776.regs[WM8776_REG_PWRDOWN] & ~WM8776_PWR_HPPD; psc724_set_master_switch(ice, !hp_connected); if (!hp_connected) power |= WM8776_PWR_HPPD; snd_wm8776_set_power(&spec->wm8776, power); spec->hp_connected = hp_connected; /* notify about master speaker mute change */ memset(&elem_id, 0, sizeof(elem_id)); elem_id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; strlcpy(elem_id.name, "Master Speakers Playback Switch", sizeof(elem_id.name)); kctl = snd_ctl_find_id(ice->card, &elem_id); snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &kctl->id); /* and headphone mute change */ strlcpy(elem_id.name, spec->wm8776.ctl[WM8776_CTL_HP_SW].name, sizeof(elem_id.name)); kctl = snd_ctl_find_id(ice->card, &elem_id); snd_ctl_notify(ice->card, SNDRV_CTL_EVENT_MASK_VALUE, &kctl->id); } static void psc724_update_hp_jack_state(struct work_struct *work) { struct psc724_spec *spec = container_of(work, struct psc724_spec, hp_work.work); struct snd_ice1712 *ice = spec->ice; bool hp_connected = snd_ice1712_gpio_read(ice) & GPIO_HP_JACK; schedule_delayed_work(&spec->hp_work, msecs_to_jiffies(JACK_INTERVAL)); if (hp_connected == spec->hp_connected) return; psc724_set_jack_state(ice, hp_connected); } static void psc724_set_jack_detection(struct snd_ice1712 *ice, bool on) { struct psc724_spec *spec = ice->spec; if (spec->jack_detect == on) return; spec->jack_detect = on; if (on) { bool hp_connected = snd_ice1712_gpio_read(ice) & GPIO_HP_JACK; psc724_set_jack_state(ice, hp_connected); schedule_delayed_work(&spec->hp_work, msecs_to_jiffies(JACK_INTERVAL)); } else cancel_delayed_work_sync(&spec->hp_work); } static bool psc724_get_jack_detection(struct snd_ice1712 *ice) { struct psc724_spec *spec = ice->spec; return spec->jack_detect; } /* mixer controls */ struct psc724_control { const char *name; void (*set)(struct snd_ice1712 *ice, bool on); bool (*get)(struct snd_ice1712 *ice); }; static const struct psc724_control psc724_cont[] = { { .name = "Master Speakers Playback Switch", .set = psc724_set_master_switch, .get = psc724_get_master_switch, }, { .name = "Headphone Jack Detection Playback Switch", .set = psc724_set_jack_detection, .get = psc724_get_jack_detection, }, }; static int psc724_ctl_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol); int n = kcontrol->private_value; ucontrol->value.integer.value[0] = psc724_cont[n].get(ice); return 0; } static int psc724_ctl_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { struct snd_ice1712 *ice = snd_kcontrol_chip(kcontrol); int n = kcontrol->private_value; psc724_cont[n].set(ice, ucontrol->value.integer.value[0]); return 0; } static const char *front_volume = "Front Playback Volume"; static const char *front_switch = "Front Playback Switch"; static const char *front_zc = "Front Zero Cross Detect Playback Switch"; static const char *front_izd = "Front Infinite Zero Detect Playback Switch"; static const char *front_phase = "Front Phase Invert Playback Switch"; static const char *front_deemph = "Front Deemphasis Playback Switch"; static const char *ain1_switch = "Line Capture Switch"; static const char *ain2_switch = "CD Capture Switch"; static const char *ain3_switch = "AUX Capture Switch"; static const char *ain4_switch = "Front Mic Capture Switch"; static const char *ain5_switch = "Rear Mic Capture Switch"; static const char *rear_volume = "Surround Playback Volume"; static const char *clfe_volume = "CLFE Playback Volume"; static const char *rear_switch = "Surround Playback Switch"; static const char *clfe_switch = "CLFE Playback Switch"; static const char *rear_phase = "Surround Phase Invert Playback Switch"; static const char *clfe_phase = "CLFE Phase Invert Playback Switch"; static const char *rear_deemph = "Surround Deemphasis Playback Switch"; static const char *clfe_deemph = "CLFE Deemphasis Playback Switch"; static const char *rear_clfe_izd = "Rear Infinite Zero Detect Playback Switch"; static const char *rear_clfe_zc = "Rear Zero Cross Detect Playback Switch"; static int psc724_add_controls(struct snd_ice1712 *ice) { struct snd_kcontrol_new cont; struct snd_kcontrol *ctl; int err, i; struct psc724_spec *spec = ice->spec; spec->wm8776.ctl[WM8776_CTL_DAC_VOL].name = front_volume; spec->wm8776.ctl[WM8776_CTL_DAC_SW].name = front_switch; spec->wm8776.ctl[WM8776_CTL_DAC_ZC_SW].name = front_zc; spec->wm8776.ctl[WM8776_CTL_AUX_SW].name = NULL; spec->wm8776.ctl[WM8776_CTL_DAC_IZD_SW].name = front_izd; spec->wm8776.ctl[WM8776_CTL_PHASE_SW].name = front_phase; spec->wm8776.ctl[WM8776_CTL_DEEMPH_SW].name = front_deemph; spec->wm8776.ctl[WM8776_CTL_INPUT1_SW].name = ain1_switch; spec->wm8776.ctl[WM8776_CTL_INPUT2_SW].name = ain2_switch; spec->wm8776.ctl[WM8776_CTL_INPUT3_SW].name = ain3_switch; spec->wm8776.ctl[WM8776_CTL_INPUT4_SW].name = ain4_switch; spec->wm8776.ctl[WM8776_CTL_INPUT5_SW].name = ain5_switch; snd_wm8776_build_controls(&spec->wm8776); spec->wm8766.ctl[WM8766_CTL_CH1_VOL].name = rear_volume; spec->wm8766.ctl[WM8766_CTL_CH2_VOL].name = clfe_volume; spec->wm8766.ctl[WM8766_CTL_CH3_VOL].name = NULL; spec->wm8766.ctl[WM8766_CTL_CH1_SW].name = rear_switch; spec->wm8766.ctl[WM8766_CTL_CH2_SW].name = clfe_switch; spec->wm8766.ctl[WM8766_CTL_CH3_SW].name = NULL; spec->wm8766.ctl[WM8766_CTL_PHASE1_SW].name = rear_phase; spec->wm8766.ctl[WM8766_CTL_PHASE2_SW].name = clfe_phase; spec->wm8766.ctl[WM8766_CTL_PHASE3_SW].name = NULL; spec->wm8766.ctl[WM8766_CTL_DEEMPH1_SW].name = rear_deemph; spec->wm8766.ctl[WM8766_CTL_DEEMPH2_SW].name = clfe_deemph; spec->wm8766.ctl[WM8766_CTL_DEEMPH3_SW].name = NULL; spec->wm8766.ctl[WM8766_CTL_IZD_SW].name = rear_clfe_izd; spec->wm8766.ctl[WM8766_CTL_ZC_SW].name = rear_clfe_zc; snd_wm8766_build_controls(&spec->wm8766); memset(&cont, 0, sizeof(cont)); cont.iface = SNDRV_CTL_ELEM_IFACE_MIXER; for (i = 0; i < ARRAY_SIZE(psc724_cont); i++) { cont.private_value = i; cont.name = psc724_cont[i].name; cont.access = SNDRV_CTL_ELEM_ACCESS_READWRITE; cont.info = snd_ctl_boolean_mono_info; cont.get = psc724_ctl_get; cont.put = psc724_ctl_put; ctl = snd_ctl_new1(&cont, ice); if (!ctl) return -ENOMEM; err = snd_ctl_add(ice->card, ctl); if (err < 0) return err; } return 0; } static void psc724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate) { struct psc724_spec *spec = ice->spec; /* restore codec volume settings after rate change (PMCLK stop) */ snd_wm8776_volume_restore(&spec->wm8776); snd_wm8766_volume_restore(&spec->wm8766); } /* power management */ #ifdef CONFIG_PM_SLEEP static int psc724_resume(struct snd_ice1712 *ice) { struct psc724_spec *spec = ice->spec; snd_wm8776_resume(&spec->wm8776); snd_wm8766_resume(&spec->wm8766); return 0; } #endif /* init */ static int psc724_init(struct snd_ice1712 *ice) { struct psc724_spec *spec; spec = kzalloc(sizeof(*spec), GFP_KERNEL); if (!spec) return -ENOMEM; ice->spec = spec; spec->ice = ice; ice->num_total_dacs = 6; ice->num_total_adcs = 2; spec->wm8776.ops.write = psc724_wm8776_write; spec->wm8776.card = ice->card; snd_wm8776_init(&spec->wm8776); spec->wm8766.ops.write = psc724_wm8766_write; spec->wm8766.card = ice->card; #ifdef CONFIG_PM_SLEEP ice->pm_resume = psc724_resume; ice->pm_suspend_enabled = 1; #endif snd_wm8766_init(&spec->wm8766); snd_wm8766_set_if(&spec->wm8766, WM8766_IF_FMT_I2S | WM8766_IF_IWL_24BIT); ice->gpio.set_pro_rate = psc724_set_pro_rate; INIT_DELAYED_WORK(&spec->hp_work, psc724_update_hp_jack_state); psc724_set_jack_detection(ice, true); return 0; } static void psc724_exit(struct snd_ice1712 *ice) { struct psc724_spec *spec = ice->spec; cancel_delayed_work_sync(&spec->hp_work); } /* PSC724 has buggy EEPROM (no 96&192kHz, all FFh GPIOs), so override it here */ static unsigned char psc724_eeprom[] = { [ICE_EEP2_SYSCONF] = 0x42, /* 49.152MHz, 1 ADC, 3 DACs */ [ICE_EEP2_ACLINK] = 0x80, /* I2S */ [ICE_EEP2_I2S] = 0xf0, /* I2S volume, 96kHz, 24bit */ [ICE_EEP2_SPDIF] = 0xc1, /* spdif out-en, out-int, no input */ /* GPIO outputs */ [ICE_EEP2_GPIO_DIR2] = 0x5f, /* MUTE_ALL,WM8766 MUTE/MODE/ML/MC/MD */ /* GPIO write enable */ [ICE_EEP2_GPIO_MASK] = 0xff, /* read-only */ [ICE_EEP2_GPIO_MASK1] = 0xff, /* read-only */ [ICE_EEP2_GPIO_MASK2] = 0xa0, /* MUTE_ALL,WM8766 MUTE/MODE/ML/MC/MD */ /* GPIO initial state */ [ICE_EEP2_GPIO_STATE2] = 0x20, /* unmuted, all WM8766 pins low */ }; struct snd_ice1712_card_info snd_vt1724_psc724_cards[] = { { .subvendor = VT1724_SUBDEVICE_PSC724, .name = "Philips PSC724 Ultimate Edge", .model = "psc724", .chip_init = psc724_init, .chip_exit = psc724_exit, .build_controls = psc724_add_controls, .eeprom_size = sizeof(psc724_eeprom), .eeprom_data = psc724_eeprom, }, {} /*terminator*/ };