From: Zhu Ning <zhuning0077@xxxxxxxxx> Commit ac20a73d765c0374f5e7b5d0f2f43c4598d69c66 upstream. Old power-up sequence causes large pop noise during start-up. Using a new sequence instead. Also, the registers are now reset to default value in suspend function. Signed-off-by: Zhu Ning <zhuning0077@xxxxxxxxx> Link: https://lore.kernel.org/r/20230717033223.42506-3-zhuning0077@xxxxxxxxx Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Vasiliy Kovalev <kovalev@xxxxxxxxxxxx> --- sound/soc/codecs/es8326.c | 95 ++++++++++++++++++++++++++++----------- sound/soc/codecs/es8326.h | 10 ++++- 2 files changed, 77 insertions(+), 28 deletions(-) diff --git a/sound/soc/codecs/es8326.c b/sound/soc/codecs/es8326.c index 04d7403bfe9064..00ffe788bc8c6f 100644 --- a/sound/soc/codecs/es8326.c +++ b/sound/soc/codecs/es8326.c @@ -638,40 +638,77 @@ static irqreturn_t es8326_irq(int irq, void *dev_id) static int es8326_resume(struct snd_soc_component *component) { struct es8326_priv *es8326 = snd_soc_component_get_drvdata(component); - unsigned int reg; regcache_cache_only(es8326->regmap, false); regcache_sync(es8326->regmap); + /* reset internal clock state */ + regmap_write(es8326->regmap, ES8326_RESET, 0x1f); + regmap_write(es8326->regmap, ES8326_VMIDSEL, 0x0E); + usleep_range(10000, 15000); + regmap_write(es8326->regmap, ES8326_HPJACK_TIMER, 0x88); + /* set headphone default type and detect pin */ + regmap_write(es8326->regmap, ES8326_HPDET_TYPE, 0x81); + regmap_write(es8326->regmap, ES8326_CLK_RESAMPLE, 0x05); + + /* set internal oscillator as clock source of headpone cp */ + regmap_write(es8326->regmap, ES8326_CLK_DIV_CPC, 0x84); regmap_write(es8326->regmap, ES8326_CLK_CTL, ES8326_CLK_ON); - /* Two channel ADC */ - regmap_write(es8326->regmap, ES8326_PULLUP_CTL, 0x02); + /* clock manager reset release */ + regmap_write(es8326->regmap, ES8326_RESET, 0x17); + /* set headphone detection as half scan mode */ + regmap_write(es8326->regmap, ES8326_HP_MISC, 0x08); + regmap_write(es8326->regmap, ES8326_PULLUP_CTL, 0x00); + + /* enable headphone driver */ + regmap_write(es8326->regmap, ES8326_HP_DRIVER, 0xa7); + usleep_range(2000, 5000); + regmap_write(es8326->regmap, ES8326_HP_DRIVER_REF, 0xab); + usleep_range(2000, 5000); + regmap_write(es8326->regmap, ES8326_HP_DRIVER_REF, 0xbb); + usleep_range(2000, 5000); + regmap_write(es8326->regmap, ES8326_HP_DRIVER, 0xa1); + regmap_write(es8326->regmap, ES8326_CLK_INV, 0x00); - regmap_write(es8326->regmap, ES8326_CLK_DIV_CPC, 0x1F); - regmap_write(es8326->regmap, ES8326_CLK_VMIDS1, 0xC8); - regmap_write(es8326->regmap, ES8326_CLK_VMIDS2, 0x88); - regmap_write(es8326->regmap, ES8326_CLK_CAL_TIME, 0x20); + regmap_write(es8326->regmap, ES8326_CLK_VMIDS1, 0xc4); + regmap_write(es8326->regmap, ES8326_CLK_VMIDS2, 0x81); + regmap_write(es8326->regmap, ES8326_CLK_CAL_TIME, 0x00); + + /* turn off headphone out */ + regmap_write(es8326->regmap, ES8326_HP_CAL, 0x00); + /* set ADC and DAC in low power mode */ + regmap_write(es8326->regmap, ES8326_ANA_LP, 0xf0); + + /* force micbias on */ + regmap_write(es8326->regmap, ES8326_ANA_MICBIAS, 0x4f); regmap_write(es8326->regmap, ES8326_SYS_BIAS, 0x08); - regmap_write(es8326->regmap, ES8326_DAC2HPMIX, 0x22); - regmap_write(es8326->regmap, ES8326_ADC1_SRC, es8326->mic1_src); - regmap_write(es8326->regmap, ES8326_ADC2_SRC, es8326->mic2_src); - regmap_write(es8326->regmap, ES8326_HPJACK_TIMER, 0x88); - regmap_write(es8326->regmap, ES8326_HPDET_TYPE, - ES8326_HP_DET_SRC_PIN9 | es8326->jack_pol); - regmap_write(es8326->regmap, ES8326_INT_SOURCE, es8326->interrupt_src); - regmap_write(es8326->regmap, ES8326_INTOUT_IO, es8326->interrupt_clk); + regmap_write(es8326->regmap, ES8326_ANA_VSEL, 0x7F); + /* select vdda as micbias source */ + regmap_write(es8326->regmap, ES8326_VMIDLOW, 0x23); + /* set dac dsmclip = 1 */ + regmap_write(es8326->regmap, ES8326_DAC_DSM, 0x08); + regmap_write(es8326->regmap, ES8326_DAC_VPPSCALE, 0x15); + + regmap_write(es8326->regmap, ES8326_INT_SOURCE, + (ES8326_INT_SRC_PIN9 | ES8326_INT_SRC_BUTTON)); + regmap_write(es8326->regmap, ES8326_INTOUT_IO, + es8326->interrupt_clk); + regmap_write(es8326->regmap, ES8326_SDINOUT1_IO, + (ES8326_IO_DMIC_CLK << ES8326_SDINOUT1_SHIFT)); + regmap_write(es8326->regmap, ES8326_SDINOUT23_IO, ES8326_IO_INPUT); + + regmap_write(es8326->regmap, ES8326_ANA_PDN, 0x3b); regmap_write(es8326->regmap, ES8326_RESET, ES8326_CSM_ON); - snd_soc_component_update_bits(component, ES8326_PGAGAIN, - ES8326_MIC_SEL_MASK, ES8326_MIC1_SEL); - - regmap_read(es8326->regmap, ES8326_CHIP_VERSION, ®); - if ((reg & ES8326_VERSION_B) == 1) { - regmap_write(es8326->regmap, ES8326_ANA_MICBIAS, 0xDD); - regmap_write(es8326->regmap, ES8326_ANA_VSEL, 0x7F); - regmap_write(es8326->regmap, ES8326_VMIDLOW, 0x0F); - /* enable button detect */ - regmap_write(es8326->regmap, ES8326_HP_DRIVER, 0xA0); - } + regmap_update_bits(es8326->regmap, ES8326_PGAGAIN, ES8326_MIC_SEL_MASK, + ES8326_MIC1_SEL); + + regmap_update_bits(es8326->regmap, ES8326_DAC_MUTE, ES8326_MUTE_MASK, + ES8326_MUTE); + + regmap_write(es8326->regmap, ES8326_HPDET_TYPE, 0x80 | + ((es8326->version == ES8326_VERSION_B) ? + (ES8326_HP_DET_SRC_PIN9 | es8326->jack_pol) : + (ES8326_HP_DET_SRC_PIN9 | es8326->jack_pol | 0x04))); es8326_irq(es8326->irq, es8326); return 0; @@ -688,6 +725,10 @@ static int es8326_suspend(struct snd_soc_component *component) regcache_cache_only(es8326->regmap, true); regcache_mark_dirty(es8326->regmap); + /* reset register value to default */ + regmap_write(es8326->regmap, ES8326_CSM_I2C_STA, 0x01); + usleep_range(1000, 3000); + regmap_write(es8326->regmap, ES8326_CSM_I2C_STA, 0x00); return 0; } @@ -717,7 +758,7 @@ static int es8326_probe(struct snd_soc_component *component) ret = device_property_read_u8(component->dev, "everest,jack-pol", &es8326->jack_pol); if (ret != 0) { dev_dbg(component->dev, "jack-pol return %d", ret); - es8326->jack_pol = ES8326_HP_DET_BUTTON_POL | ES8326_HP_TYPE_OMTP; + es8326->jack_pol = ES8326_HP_TYPE_AUTO; } dev_dbg(component->dev, "jack-pol %x", es8326->jack_pol); diff --git a/sound/soc/codecs/es8326.h b/sound/soc/codecs/es8326.h index cd04d11a88d96a..90a08351d6acd0 100644 --- a/sound/soc/codecs/es8326.h +++ b/sound/soc/codecs/es8326.h @@ -160,6 +160,13 @@ #define ES8326_HP_TYPE_AUTO (1 << 0) #define ES8326_HP_TYPE_AUTO_INV (0 << 0) +/* ES8326_INT_SOURCE */ +#define ES8326_INT_SRC_DAC_MOZ (1 << 0) +#define ES8326_INT_SRC_ADC_MOZ (1 << 1) +#define ES8326_INT_SRC_BUTTON (1 << 2) +#define ES8326_INT_SRC_PIN9 (1 << 3) +#define ES8326_INT_SRC_PIN27 (1 << 4) + /* ES8326_SDINOUT1_IO */ #define ES8326_IO_INPUT (0 << 0) #define ES8326_IO_SDIN_SLOT0 (1 << 0) @@ -183,6 +190,7 @@ #define ES8326_HPBUTTON_FLAG (1 << 0) /* ES8326_CHIP_VERSION 0xFF */ -#define ES8326_VERSION_B (1 << 0) +#define ES8326_VERSION (1 << 0) +#define ES8326_VERSION_B (3 << 0) #endif -- 2.33.8
