diff options
| author | Kailang Yang <kailang@realtek.com> | 2014-03-18 16:45:32 +0800 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-03-18 09:55:54 +0100 |
| commit | cb149cb3a7178ad653e4a1e1deb5100b96a10b2c (patch) | |
| tree | 8db565d5c01210ba11328afae0f5e9f94c78d634 /sound/pci | |
| parent | 7b5c7a0240b11b382073361c4ba9257c42d057e9 (diff) | |
| download | linux-cb149cb3a7178ad653e4a1e1deb5100b96a10b2c.tar.gz | |
ALSA: hda/realtek - Restore default value for ALC282
Restore the registers to prevent the abnormal digital power supply rising ratio/sequence to the codec and causing the incorrect default codec register restoration during initialization. Signed-off-by: Kailang Yang <kailang@realtek.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
| -rw-r--r-- | sound/pci/hda/patch_realtek.c | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 054489757528..189b1af7375d 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2786,6 +2786,81 @@ static void alc269_shutup(struct hda_codec *codec) snd_hda_shutup_pins(codec); } +static void alc282_restore_default_value(struct hda_codec *codec) +{ + int val; + + /* Power Down Control */ + alc_write_coef_idx(codec, 0x03, 0x0002); + /* FIFO and filter clock */ + alc_write_coef_idx(codec, 0x05, 0x0700); + /* DMIC control */ + alc_write_coef_idx(codec, 0x07, 0x0200); + /* Analog clock */ + val = alc_read_coef_idx(codec, 0x06); + alc_write_coef_idx(codec, 0x06, (val & ~0x00f0) | 0x0); + /* JD */ + val = alc_read_coef_idx(codec, 0x08); + alc_write_coef_idx(codec, 0x08, (val & ~0xfffc) | 0x0c2c); + /* JD offset1 */ + alc_write_coef_idx(codec, 0x0a, 0xcccc); + /* JD offset2 */ + alc_write_coef_idx(codec, 0x0b, 0xcccc); + /* LDO1/2/3, DAC/ADC */ + alc_write_coef_idx(codec, 0x0e, 0x6e00); + /* JD */ + val = alc_read_coef_idx(codec, 0x0f); + alc_write_coef_idx(codec, 0x0f, (val & ~0xf800) | 0x1000); + /* Capless */ + val = alc_read_coef_idx(codec, 0x10); + alc_write_coef_idx(codec, 0x10, (val & ~0xfc00) | 0x0c00); + /* Class D test 4 */ + alc_write_coef_idx(codec, 0x6f, 0x0); + /* IO power down directly */ + val = alc_read_coef_idx(codec, 0x0c); + alc_write_coef_idx(codec, 0x0c, (val & ~0xfe00) | 0x0); + /* ANC */ + alc_write_coef_idx(codec, 0x34, 0xa0c0); + /* AGC MUX */ + val = alc_read_coef_idx(codec, 0x16); + alc_write_coef_idx(codec, 0x16, (val & ~0x0008) | 0x0); + /* DAC simple content protection */ + val = alc_read_coef_idx(codec, 0x1d); + alc_write_coef_idx(codec, 0x1d, (val & ~0x00e0) | 0x0); + /* ADC simple content protection */ + val = alc_read_coef_idx(codec, 0x1f); + alc_write_coef_idx(codec, 0x1f, (val & ~0x00e0) | 0x0); + /* DAC ADC Zero Detection */ + alc_write_coef_idx(codec, 0x21, 0x8804); + /* PLL */ + alc_write_coef_idx(codec, 0x63, 0x2902); + /* capless control 2 */ + alc_write_coef_idx(codec, 0x68, 0xa080); + /* capless control 3 */ + alc_write_coef_idx(codec, 0x69, 0x3400); + /* capless control 4 */ + alc_write_coef_idx(codec, 0x6a, 0x2f3e); + /* capless control 5 */ + alc_write_coef_idx(codec, 0x6b, 0x0); + /* class D test 2 */ + val = alc_read_coef_idx(codec, 0x6d); + alc_write_coef_idx(codec, 0x6d, (val & ~0x0fff) | 0x0900); + /* class D test 3 */ + alc_write_coef_idx(codec, 0x6e, 0x110a); + /* class D test 5 */ + val = alc_read_coef_idx(codec, 0x70); + alc_write_coef_idx(codec, 0x70, (val & ~0x00f8) | 0x00d8); + /* class D test 6 */ + alc_write_coef_idx(codec, 0x71, 0x0014); + /* classD OCP */ + alc_write_coef_idx(codec, 0x72, 0xc2ba); + /* classD pure DC test */ + val = alc_read_coef_idx(codec, 0x77); + alc_write_coef_idx(codec, 0x77, (val & ~0x0f80) | 0x0); + /* Class D amp control */ + alc_write_coef_idx(codec, 0x6c, 0xfc06); +} + static void alc282_init(struct hda_codec *codec) { struct alc_spec *spec = codec->spec; @@ -2793,6 +2868,8 @@ static void alc282_init(struct hda_codec *codec) bool hp_pin_sense; int coef78; + alc282_restore_default_value(codec); + if (!hp_pin) return; hp_pin_sense = snd_hda_jack_detect(codec, hp_pin); |