diff options
Diffstat (limited to 'sound/pci/ice1712/revo.c')
| -rw-r--r-- | sound/pci/ice1712/revo.c | 204 |
1 files changed, 204 insertions, 0 deletions
diff --git a/sound/pci/ice1712/revo.c b/sound/pci/ice1712/revo.c index 233e9a5a2e70..0e578aa38af2 100644 --- a/sound/pci/ice1712/revo.c +++ b/sound/pci/ice1712/revo.c @@ -303,6 +303,181 @@ static struct snd_ak4xxx_private akm_revo51_adc_priv __devinitdata = { static struct snd_pt2258 ptc_revo51_volume; +/* AK4358 for AP192 DAC, AK5385A for ADC */ +static void ap192_set_rate_val(struct snd_akm4xxx *ak, unsigned int rate) +{ + struct snd_ice1712 *ice = ak->private_data[0]; + + revo_set_rate_val(ak, rate); + +#if 1 /* FIXME: do we need this procedure? */ + /* reset DFS pin of AK5385A for ADC, too */ + /* DFS0 (pin 18) -- GPIO10 pin 77 */ + snd_ice1712_save_gpio_status(ice); + snd_ice1712_gpio_write_bits(ice, 1 << 10, + rate > 48000 ? (1 << 10) : 0); + snd_ice1712_restore_gpio_status(ice); +#endif +} + +static struct snd_akm4xxx_dac_channel ap192_dac[] = { + AK_DAC("PCM Playback Volume", 2) +}; + +static struct snd_akm4xxx akm_ap192 __devinitdata = { + .type = SND_AK4358, + .num_dacs = 2, + .ops = { + .set_rate_val = ap192_set_rate_val + }, + .dac_info = ap192_dac, +}; + +static struct snd_ak4xxx_private akm_ap192_priv __devinitdata = { + .caddr = 2, + .cif = 0, + .data_mask = VT1724_REVO_CDOUT, + .clk_mask = VT1724_REVO_CCLK, + .cs_mask = VT1724_REVO_CS0 | VT1724_REVO_CS3, + .cs_addr = VT1724_REVO_CS3, + .cs_none = VT1724_REVO_CS0 | VT1724_REVO_CS3, + .add_flags = VT1724_REVO_CCLK, /* high at init */ + .mask_flags = 0, +}; + +#if 0 +/* FIXME: ak4114 makes the sound much lower due to some confliction, + * so let's disable it right now... + */ +#define BUILD_AK4114_AP192 +#endif + +#ifdef BUILD_AK4114_AP192 +/* AK4114 support on Audiophile 192 */ +/* CDTO (pin 32) -- GPIO2 pin 52 + * CDTI (pin 33) -- GPIO3 pin 53 (shared with AK4358) + * CCLK (pin 34) -- GPIO1 pin 51 (shared with AK4358) + * CSN (pin 35) -- GPIO7 pin 59 + */ +#define AK4114_ADDR 0x00 + +static void write_data(struct snd_ice1712 *ice, unsigned int gpio, + unsigned int data, int idx) +{ + for (; idx >= 0; idx--) { + /* drop clock */ + gpio &= ~VT1724_REVO_CCLK; + snd_ice1712_gpio_write(ice, gpio); + udelay(1); + /* set data */ + if (data & (1 << idx)) + gpio |= VT1724_REVO_CDOUT; + else + gpio &= ~VT1724_REVO_CDOUT; + snd_ice1712_gpio_write(ice, gpio); + udelay(1); + /* raise clock */ + gpio |= VT1724_REVO_CCLK; + snd_ice1712_gpio_write(ice, gpio); + udelay(1); + } +} + +static unsigned char read_data(struct snd_ice1712 *ice, unsigned int gpio, + int idx) +{ + unsigned char data = 0; + + for (; idx >= 0; idx--) { + /* drop clock */ + gpio &= ~VT1724_REVO_CCLK; + snd_ice1712_gpio_write(ice, gpio); + udelay(1); + /* read data */ + if (snd_ice1712_gpio_read(ice) & VT1724_REVO_CDIN) + data |= (1 << idx); + udelay(1); + /* raise clock */ + gpio |= VT1724_REVO_CCLK; + snd_ice1712_gpio_write(ice, gpio); + udelay(1); + } + return data; +} + +static unsigned char ap192_4wire_start(struct snd_ice1712 *ice) +{ + unsigned int tmp; + + snd_ice1712_save_gpio_status(ice); + tmp = snd_ice1712_gpio_read(ice); + tmp |= VT1724_REVO_CCLK; /* high at init */ + tmp |= VT1724_REVO_CS0; + tmp &= ~VT1724_REVO_CS3; + snd_ice1712_gpio_write(ice, tmp); + udelay(1); + return tmp; +} + +static void ap192_4wire_finish(struct snd_ice1712 *ice, unsigned int tmp) +{ + tmp |= VT1724_REVO_CS3; + tmp |= VT1724_REVO_CS0; + snd_ice1712_gpio_write(ice, tmp); + udelay(1); + snd_ice1712_restore_gpio_status(ice); +} + +static void ap192_ak4114_write(void *private_data, unsigned char addr, + unsigned char data) +{ + struct snd_ice1712 *ice = private_data; + unsigned int tmp, addrdata; + + tmp = ap192_4wire_start(ice); + addrdata = (AK4114_ADDR << 6) | 0x20 | (addr & 0x1f); + addrdata = (addrdata << 8) | data; + write_data(ice, tmp, addrdata, 15); + ap192_4wire_finish(ice, tmp); +} + +static unsigned char ap192_ak4114_read(void *private_data, unsigned char addr) +{ + struct snd_ice1712 *ice = private_data; + unsigned int tmp; + unsigned char data; + + tmp = ap192_4wire_start(ice); + write_data(ice, tmp, (AK4114_ADDR << 6) | (addr & 0x1f), 7); + data = read_data(ice, tmp, 7); + ap192_4wire_finish(ice, tmp); + return data; +} + +static int ap192_ak4114_init(struct snd_ice1712 *ice) +{ + static unsigned char ak4114_init_vals[] = { + AK4114_RST | AK4114_PWN | AK4114_OCKS0 | AK4114_OCKS1, + AK4114_DIF_I24I2S, + AK4114_TX1E, + AK4114_EFH_1024 | AK4114_DIT | AK4114_IPS(1), + 0, + 0 + }; + static unsigned char ak4114_init_txcsb[] = { + 0x41, 0x02, 0x2c, 0x00, 0x00 + }; + struct ak4114 *ak; + int err; + + return snd_ak4114_create(ice->card, + ap192_ak4114_read, + ap192_ak4114_write, + ak4114_init_vals, ak4114_init_txcsb, + ice, &ak); +} +#endif /* BUILD_AK4114_AP192 */ + static int __devinit revo_init(struct snd_ice1712 *ice) { struct snd_akm4xxx *ak; @@ -319,6 +494,10 @@ static int __devinit revo_init(struct snd_ice1712 *ice) ice->num_total_dacs = 6; ice->num_total_adcs = 2; break; + case VT1724_SUBDEVICE_AUDIOPHILE192: + ice->num_total_dacs = 2; + ice->num_total_adcs = 2; + break; default: snd_BUG(); return -EINVAL; @@ -356,6 +535,14 @@ static int __devinit revo_init(struct snd_ice1712 *ice) snd_ice1712_gpio_write_bits(ice, VT1724_REVO_MUTE, VT1724_REVO_MUTE); break; + case VT1724_SUBDEVICE_AUDIOPHILE192: + ice->akm_codecs = 1; + err = snd_ice1712_akm4xxx_init(ak, &akm_ap192, &akm_ap192_priv, + ice); + if (err < 0) + return err; + + break; } return 0; @@ -380,6 +567,16 @@ static int __devinit revo_add_controls(struct snd_ice1712 *ice) if (err < 0) return err; break; + case VT1724_SUBDEVICE_AUDIOPHILE192: + err = snd_ice1712_akm4xxx_build_controls(ice); + if (err < 0) + return err; +#ifdef BUILD_AK4114_AP192 + err = ap192_ak4114_init(ice); + if (err < 0) + return err; +#endif + break; } return 0; } @@ -400,5 +597,12 @@ struct snd_ice1712_card_info snd_vt1724_revo_cards[] __devinitdata = { .chip_init = revo_init, .build_controls = revo_add_controls, }, + { + .subvendor = VT1724_SUBDEVICE_AUDIOPHILE192, + .name = "M Audio Audiophile192", + .model = "ap192", + .chip_init = revo_init, + .build_controls = revo_add_controls, + }, { } /* terminator */ }; |
