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Diffstat (limited to 'sound/soc/codecs/nau8825.c')
-rw-r--r--sound/soc/codecs/nau8825.c271
1 files changed, 147 insertions, 124 deletions
diff --git a/sound/soc/codecs/nau8825.c b/sound/soc/codecs/nau8825.c
index 4bffa9c20f2b..dd3528537ae4 100644
--- a/sound/soc/codecs/nau8825.c
+++ b/sound/soc/codecs/nau8825.c
@@ -11,6 +11,7 @@
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/init.h>
+#include <linux/int_log.h>
#include <linux/i2c.h>
#include <linux/regmap.h>
#include <linux/slab.h>
@@ -38,7 +39,6 @@
#define NAU_FVCO_MIN 90000000
/* cross talk suppression detection */
-#define LOG10_MAGIC 646456993
#define GAIN_AUGMENT 22500
#define SIDETONE_BASE 207000
@@ -53,6 +53,7 @@ struct nau8825_fll {
int mclk_src;
int ratio;
int fll_frac;
+ int fll_frac_num;
int fll_int;
int clk_ref_div;
};
@@ -178,6 +179,8 @@ static const struct reg_default nau8825_reg_defaults[] = {
{ NAU8825_REG_CLASSG_CTRL, 0x0 },
{ NAU8825_REG_OPT_EFUSE_CTRL, 0x0 },
{ NAU8825_REG_MISC_CTRL, 0x0 },
+ { NAU8825_REG_FLL2_LOWER, 0x0 },
+ { NAU8825_REG_FLL2_UPPER, 0x0 },
{ NAU8825_REG_BIAS_ADJ, 0x0 },
{ NAU8825_REG_TRIM_SETTINGS, 0x0 },
{ NAU8825_REG_ANALOG_CONTROL_1, 0x0 },
@@ -200,39 +203,20 @@ static struct reg_default nau8825_xtalk_baktab[] = {
{ NAU8825_REG_DACR_CTRL, 0x02cf },
};
-static const unsigned short logtable[256] = {
- 0x0000, 0x0171, 0x02e0, 0x044e, 0x05ba, 0x0725, 0x088e, 0x09f7,
- 0x0b5d, 0x0cc3, 0x0e27, 0x0f8a, 0x10eb, 0x124b, 0x13aa, 0x1508,
- 0x1664, 0x17bf, 0x1919, 0x1a71, 0x1bc8, 0x1d1e, 0x1e73, 0x1fc6,
- 0x2119, 0x226a, 0x23ba, 0x2508, 0x2656, 0x27a2, 0x28ed, 0x2a37,
- 0x2b80, 0x2cc8, 0x2e0f, 0x2f54, 0x3098, 0x31dc, 0x331e, 0x345f,
- 0x359f, 0x36de, 0x381b, 0x3958, 0x3a94, 0x3bce, 0x3d08, 0x3e41,
- 0x3f78, 0x40af, 0x41e4, 0x4319, 0x444c, 0x457f, 0x46b0, 0x47e1,
- 0x4910, 0x4a3f, 0x4b6c, 0x4c99, 0x4dc5, 0x4eef, 0x5019, 0x5142,
- 0x526a, 0x5391, 0x54b7, 0x55dc, 0x5700, 0x5824, 0x5946, 0x5a68,
- 0x5b89, 0x5ca8, 0x5dc7, 0x5ee5, 0x6003, 0x611f, 0x623a, 0x6355,
- 0x646f, 0x6588, 0x66a0, 0x67b7, 0x68ce, 0x69e4, 0x6af8, 0x6c0c,
- 0x6d20, 0x6e32, 0x6f44, 0x7055, 0x7165, 0x7274, 0x7383, 0x7490,
- 0x759d, 0x76aa, 0x77b5, 0x78c0, 0x79ca, 0x7ad3, 0x7bdb, 0x7ce3,
- 0x7dea, 0x7ef0, 0x7ff6, 0x80fb, 0x81ff, 0x8302, 0x8405, 0x8507,
- 0x8608, 0x8709, 0x8809, 0x8908, 0x8a06, 0x8b04, 0x8c01, 0x8cfe,
- 0x8dfa, 0x8ef5, 0x8fef, 0x90e9, 0x91e2, 0x92db, 0x93d2, 0x94ca,
- 0x95c0, 0x96b6, 0x97ab, 0x98a0, 0x9994, 0x9a87, 0x9b7a, 0x9c6c,
- 0x9d5e, 0x9e4f, 0x9f3f, 0xa02e, 0xa11e, 0xa20c, 0xa2fa, 0xa3e7,
- 0xa4d4, 0xa5c0, 0xa6ab, 0xa796, 0xa881, 0xa96a, 0xaa53, 0xab3c,
- 0xac24, 0xad0c, 0xadf2, 0xaed9, 0xafbe, 0xb0a4, 0xb188, 0xb26c,
- 0xb350, 0xb433, 0xb515, 0xb5f7, 0xb6d9, 0xb7ba, 0xb89a, 0xb97a,
- 0xba59, 0xbb38, 0xbc16, 0xbcf4, 0xbdd1, 0xbead, 0xbf8a, 0xc065,
- 0xc140, 0xc21b, 0xc2f5, 0xc3cf, 0xc4a8, 0xc580, 0xc658, 0xc730,
- 0xc807, 0xc8de, 0xc9b4, 0xca8a, 0xcb5f, 0xcc34, 0xcd08, 0xcddc,
- 0xceaf, 0xcf82, 0xd054, 0xd126, 0xd1f7, 0xd2c8, 0xd399, 0xd469,
- 0xd538, 0xd607, 0xd6d6, 0xd7a4, 0xd872, 0xd93f, 0xda0c, 0xdad9,
- 0xdba5, 0xdc70, 0xdd3b, 0xde06, 0xded0, 0xdf9a, 0xe063, 0xe12c,
- 0xe1f5, 0xe2bd, 0xe385, 0xe44c, 0xe513, 0xe5d9, 0xe69f, 0xe765,
- 0xe82a, 0xe8ef, 0xe9b3, 0xea77, 0xeb3b, 0xebfe, 0xecc1, 0xed83,
- 0xee45, 0xef06, 0xefc8, 0xf088, 0xf149, 0xf209, 0xf2c8, 0xf387,
- 0xf446, 0xf505, 0xf5c3, 0xf680, 0xf73e, 0xf7fb, 0xf8b7, 0xf973,
- 0xfa2f, 0xfaea, 0xfba5, 0xfc60, 0xfd1a, 0xfdd4, 0xfe8e, 0xff47
+/* The regmap patch for Rev C */
+static const struct reg_sequence nau8825_regmap_patch[] = {
+ { NAU8825_REG_FLL2, 0x0000 },
+ { NAU8825_REG_FLL4, 0x8010 },
+ { NAU8825_REG_FLL_VCO_RSV, 0x0bc0 },
+ { NAU8825_REG_INTERRUPT_MASK, 0x0800 },
+ { NAU8825_REG_DACL_CTRL, 0x00cf },
+ { NAU8825_REG_DACR_CTRL, 0x02cf },
+ { NAU8825_REG_OPT_EFUSE_CTRL, 0x0400 },
+ { NAU8825_REG_FLL2_LOWER, 0x26e9 },
+ { NAU8825_REG_FLL2_UPPER, 0x0031 },
+ { NAU8825_REG_ANALOG_CONTROL_2, 0x0020 },
+ { NAU8825_REG_ANALOG_ADC_2, 0x0220 },
+ { NAU8825_REG_MIC_BIAS, 0x0046 },
};
/**
@@ -348,65 +332,14 @@ static void nau8825_hpvol_ramp(struct nau8825 *nau8825,
}
/**
- * nau8825_intlog10_dec3 - Computes log10 of a value
- * the result is round off to 3 decimal. This function takes reference to
- * dvb-math. The source code locates as the following.
- * Linux/drivers/media/dvb-core/dvb_math.c
+ * nau8825_intlog10_dec3 - Computes log10 of a value, rounding the result to 3 decimal places.
* @value: input for log10
*
* return log10(value) * 1000
*/
static u32 nau8825_intlog10_dec3(u32 value)
{
- u32 msb, logentry, significand, interpolation, log10val;
- u64 log2val;
-
- /* first detect the msb (count begins at 0) */
- msb = fls(value) - 1;
- /**
- * now we use a logtable after the following method:
- *
- * log2(2^x * y) * 2^24 = x * 2^24 + log2(y) * 2^24
- * where x = msb and therefore 1 <= y < 2
- * first y is determined by shifting the value left
- * so that msb is bit 31
- * 0x00231f56 -> 0x8C7D5800
- * the result is y * 2^31 -> "significand"
- * then the highest 9 bits are used for a table lookup
- * the highest bit is discarded because it's always set
- * the highest nine bits in our example are 100011000
- * so we would use the entry 0x18
- */
- significand = value << (31 - msb);
- logentry = (significand >> 23) & 0xff;
- /**
- * last step we do is interpolation because of the
- * limitations of the log table the error is that part of
- * the significand which isn't used for lookup then we
- * compute the ratio between the error and the next table entry
- * and interpolate it between the log table entry used and the
- * next one the biggest error possible is 0x7fffff
- * (in our example it's 0x7D5800)
- * needed value for next table entry is 0x800000
- * so the interpolation is
- * (error / 0x800000) * (logtable_next - logtable_current)
- * in the implementation the division is moved to the end for
- * better accuracy there is also an overflow correction if
- * logtable_next is 256
- */
- interpolation = ((significand & 0x7fffff) *
- ((logtable[(logentry + 1) & 0xff] -
- logtable[logentry]) & 0xffff)) >> 15;
-
- log2val = ((msb << 24) + (logtable[logentry] << 8) + interpolation);
- /**
- * log10(x) = log2(x) * log10(2)
- */
- log10val = (log2val * LOG10_MAGIC) >> 31;
- /**
- * the result is round off to 3 decimal
- */
- return log10val / ((1 << 24) / 1000);
+ return intlog10(value) / ((1 << 24) / 1000);
}
/**
@@ -608,8 +541,13 @@ static void nau8825_xtalk_prepare(struct nau8825 *nau8825)
regmap_update_bits(nau8825->regmap,
NAU8825_REG_INTERRUPT_MASK, NAU8825_IRQ_RMS_EN, 0);
/* Power up left and right DAC */
- regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
- NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL, 0);
+ if (nau8825->sw_id == NAU8825_SOFTWARE_ID_NAU8825)
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL, 0);
+ else
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
}
static void nau8825_xtalk_clean_dac(struct nau8825 *nau8825)
@@ -622,9 +560,14 @@ static void nau8825_xtalk_clean_dac(struct nau8825 *nau8825)
NAU8825_SPKR_DWN1R | NAU8825_SPKR_DWN1L,
NAU8825_SPKR_DWN1R | NAU8825_SPKR_DWN1L);
/* Power down left and right DAC */
- regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
- NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
- NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
+ if (nau8825->sw_id == NAU8825_SOFTWARE_ID_NAU8825)
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
+ else
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL, 0);
+
/* Enable the TESTDAC and disable L/R HP impedance */
regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,
NAU8825_BIAS_HPR_IMP | NAU8825_BIAS_HPL_IMP |
@@ -855,7 +798,7 @@ static bool nau8825_readable_reg(struct device *dev, unsigned int reg)
case NAU8825_REG_IMM_MODE_CTRL ... NAU8825_REG_IMM_RMS_R:
case NAU8825_REG_CLASSG_CTRL ... NAU8825_REG_OPT_EFUSE_CTRL:
case NAU8825_REG_MISC_CTRL:
- case NAU8825_REG_I2C_DEVICE_ID ... NAU8825_REG_SARDOUT_RAM_STATUS:
+ case NAU8825_REG_I2C_DEVICE_ID ... NAU8825_REG_FLL2_UPPER:
case NAU8825_REG_BIAS_ADJ:
case NAU8825_REG_TRIM_SETTINGS ... NAU8825_REG_ANALOG_CONTROL_2:
case NAU8825_REG_ANALOG_ADC_1 ... NAU8825_REG_MIC_BIAS:
@@ -881,6 +824,7 @@ static bool nau8825_writeable_reg(struct device *dev, unsigned int reg)
case NAU8825_REG_IMM_MODE_CTRL:
case NAU8825_REG_CLASSG_CTRL ... NAU8825_REG_OPT_EFUSE_CTRL:
case NAU8825_REG_MISC_CTRL:
+ case NAU8825_REG_FLL2_LOWER ... NAU8825_REG_FLL2_UPPER:
case NAU8825_REG_BIAS_ADJ:
case NAU8825_REG_TRIM_SETTINGS ... NAU8825_REG_ANALOG_CONTROL_2:
case NAU8825_REG_ANALOG_ADC_1 ... NAU8825_REG_MIC_BIAS:
@@ -911,6 +855,32 @@ static bool nau8825_volatile_reg(struct device *dev, unsigned int reg)
}
}
+static int nau8825_fepga_event(struct snd_soc_dapm_widget *w,
+ struct snd_kcontrol *kcontrol, int event)
+{
+ struct snd_soc_component *component = snd_soc_dapm_to_component(w->dapm);
+ struct nau8825 *nau8825 = snd_soc_component_get_drvdata(component);
+
+ switch (event) {
+ case SND_SOC_DAPM_POST_PMU:
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_FEPGA,
+ NAU8825_ACDC_CTRL_MASK,
+ NAU8825_ACDC_VREF_MICP | NAU8825_ACDC_VREF_MICN);
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_BOOST,
+ NAU8825_DISCHRG_EN, NAU8825_DISCHRG_EN);
+ msleep(40);
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_BOOST,
+ NAU8825_DISCHRG_EN, 0);
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_FEPGA,
+ NAU8825_ACDC_CTRL_MASK, 0);
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
static int nau8825_adc_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
@@ -919,7 +889,7 @@ static int nau8825_adc_event(struct snd_soc_dapm_widget *w,
switch (event) {
case SND_SOC_DAPM_POST_PMU:
- msleep(125);
+ msleep(nau8825->adc_delay);
regmap_update_bits(nau8825->regmap, NAU8825_REG_ENA_CTRL,
NAU8825_ENABLE_ADC, NAU8825_ENABLE_ADC);
break;
@@ -970,10 +940,25 @@ static int nau8825_output_dac_event(struct snd_soc_dapm_widget *w,
/* Disables the TESTDAC to let DAC signal pass through. */
regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,
NAU8825_BIAS_TESTDAC_EN, 0);
+ if (nau8825->sw_id == NAU8825_SOFTWARE_ID_NAU8825)
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL, 0);
+ else
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
break;
case SND_SOC_DAPM_POST_PMD:
regmap_update_bits(nau8825->regmap, NAU8825_REG_BIAS_ADJ,
NAU8825_BIAS_TESTDAC_EN, NAU8825_BIAS_TESTDAC_EN);
+ if (nau8825->sw_id == NAU8825_SOFTWARE_ID_NAU8825)
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
+ else
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL, 0);
+
break;
default:
return -EINVAL;
@@ -1127,8 +1112,8 @@ static const struct snd_soc_dapm_widget nau8825_dapm_widgets[] = {
SND_SOC_DAPM_INPUT("MIC"),
SND_SOC_DAPM_MICBIAS("MICBIAS", NAU8825_REG_MIC_BIAS, 8, 0),
- SND_SOC_DAPM_PGA("Frontend PGA", NAU8825_REG_POWER_UP_CONTROL, 14, 0,
- NULL, 0),
+ SND_SOC_DAPM_PGA_E("Frontend PGA", NAU8825_REG_POWER_UP_CONTROL, 14, 0,
+ NULL, 0, nau8825_fepga_event, SND_SOC_DAPM_POST_PMU),
SND_SOC_DAPM_ADC_E("ADC", NULL, SND_SOC_NOPM, 0, 0,
nau8825_adc_event, SND_SOC_DAPM_POST_PMU |
@@ -1181,12 +1166,13 @@ static const struct snd_soc_dapm_widget nau8825_dapm_widgets[] = {
NAU8825_REG_POWER_UP_CONTROL, 0, 0, NULL, 0),
SND_SOC_DAPM_PGA_S("Output DACL", 7,
- NAU8825_REG_CHARGE_PUMP, 8, 1, nau8825_output_dac_event,
+ SND_SOC_NOPM, 0, 0, nau8825_output_dac_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
SND_SOC_DAPM_PGA_S("Output DACR", 7,
- NAU8825_REG_CHARGE_PUMP, 9, 1, nau8825_output_dac_event,
+ SND_SOC_NOPM, 0, 0, nau8825_output_dac_event,
SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD),
+
/* HPOL/R are ungrounded by disabling 16 Ohm pull-downs on playback */
SND_SOC_DAPM_PGA_S("HPOL Pulldown", 8,
NAU8825_REG_HSD_CTRL, 0, 1, NULL, 0),
@@ -1370,10 +1356,10 @@ static int nau8825_set_dai_fmt(struct snd_soc_dai *codec_dai, unsigned int fmt)
unsigned int ctrl1_val = 0, ctrl2_val = 0;
switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
+ case SND_SOC_DAIFMT_CBP_CFP:
ctrl2_val |= NAU8825_I2S_MS_MASTER;
break;
- case SND_SOC_DAIFMT_CBS_CFS:
+ case SND_SOC_DAIFMT_CBC_CFC:
break;
default:
return -EINVAL;
@@ -1678,6 +1664,10 @@ static void nau8825_setup_auto_irq(struct nau8825 *nau8825)
{
struct regmap *regmap = nau8825->regmap;
+ /* Enable HSD function */
+ regmap_update_bits(regmap, NAU8825_REG_HSD_CTRL,
+ NAU8825_HSD_AUTO_MODE, NAU8825_HSD_AUTO_MODE);
+
/* Enable headset jack type detection complete interruption and
* jack ejection interruption.
*/
@@ -1929,6 +1919,9 @@ static int nau8825_jack_insert(struct nau8825 *nau8825)
regmap_update_bits(regmap, NAU8825_REG_CLK_DIVIDER,
NAU8825_CLK_MCLK_SRC_MASK, 0xf);
+ /* Disable HSD function */
+ regmap_update_bits(regmap, NAU8825_REG_HSD_CTRL, NAU8825_HSD_AUTO_MODE, 0);
+
/* Leaving HPOL/R grounded after jack insert by default. They will be
* ungrounded as part of the widget power up sequence at the beginning
* of playback to reduce pop.
@@ -2173,9 +2166,10 @@ static void nau8825_init_regs(struct nau8825 *nau8825)
regmap_update_bits(regmap, NAU8825_REG_DAC_CTRL1,
NAU8825_DAC_OVERSAMPLE_MASK, NAU8825_DAC_OVERSAMPLE_64);
/* Disable DACR/L power */
- regmap_update_bits(regmap, NAU8825_REG_CHARGE_PUMP,
- NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
- NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
+ if (nau8825->sw_id == NAU8825_SOFTWARE_ID_NAU8825)
+ regmap_update_bits(regmap, NAU8825_REG_CHARGE_PUMP,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL,
+ NAU8825_POWER_DOWN_DACR | NAU8825_POWER_DOWN_DACL);
/* Enable TESTDAC. This sets the analog DAC inputs to a '0' input
* signal to avoid any glitches due to power up transients in both
* the analog and digital DAC circuit.
@@ -2232,7 +2226,7 @@ static const struct regmap_config nau8825_regmap_config = {
static int nau8825_component_probe(struct snd_soc_component *component)
{
struct nau8825 *nau8825 = snd_soc_component_get_drvdata(component);
- struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(component);
+ struct snd_soc_dapm_context *dapm = snd_soc_component_to_dapm(component);
nau8825->dapm = dapm;
@@ -2307,9 +2301,12 @@ static int nau8825_calc_fll_param(unsigned int fll_in, unsigned int fs,
/* Calculate the FLL 10-bit integer input and the FLL 16-bit fractional
* input based on FDCO, FREF and FLL ratio.
*/
- fvco = div_u64(fvco_max << 16, fref * fll_param->ratio);
- fll_param->fll_int = (fvco >> 16) & 0x3FF;
- fll_param->fll_frac = fvco & 0xFFFF;
+ fvco = div_u64(fvco_max << fll_param->fll_frac_num, fref * fll_param->ratio);
+ fll_param->fll_int = (fvco >> fll_param->fll_frac_num) & 0x3FF;
+ if (fll_param->fll_frac_num == 16)
+ fll_param->fll_frac = fvco & 0xFFFF;
+ else
+ fll_param->fll_frac = fvco & 0xFFFFFF;
return 0;
}
@@ -2323,8 +2320,16 @@ static void nau8825_fll_apply(struct nau8825 *nau8825,
regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL1,
NAU8825_FLL_RATIO_MASK | NAU8825_ICTRL_LATCH_MASK,
fll_param->ratio | (0x6 << NAU8825_ICTRL_LATCH_SFT));
- /* FLL 16-bit fractional input */
- regmap_write(nau8825->regmap, NAU8825_REG_FLL2, fll_param->fll_frac);
+ /* FLL 16/24 bit fractional input */
+ if (fll_param->fll_frac_num == 16)
+ regmap_write(nau8825->regmap, NAU8825_REG_FLL2,
+ fll_param->fll_frac);
+ else {
+ regmap_write(nau8825->regmap, NAU8825_REG_FLL2_LOWER,
+ fll_param->fll_frac & 0xffff);
+ regmap_write(nau8825->regmap, NAU8825_REG_FLL2_UPPER,
+ (fll_param->fll_frac >> 16) & 0xff);
+ }
/* FLL 10-bit integer input */
regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL3,
NAU8825_FLL_INTEGER_MASK, fll_param->fll_int);
@@ -2366,6 +2371,11 @@ static int nau8825_set_pll(struct snd_soc_component *component, int pll_id, int
struct nau8825_fll fll_param;
int ret, fs;
+ if (nau8825->sw_id == NAU8825_SOFTWARE_ID_NAU8825)
+ fll_param.fll_frac_num = 16;
+ else
+ fll_param.fll_frac_num = 24;
+
fs = freq_out / 256;
ret = nau8825_calc_fll_param(freq_in, fs, &fll_param);
if (ret < 0) {
@@ -2620,7 +2630,7 @@ static int nau8825_set_bias_level(struct snd_soc_component *component,
break;
case SND_SOC_BIAS_STANDBY:
- if (snd_soc_component_get_bias_level(component) == SND_SOC_BIAS_OFF) {
+ if (snd_soc_dapm_get_bias_level(nau8825->dapm) == SND_SOC_BIAS_OFF) {
if (nau8825->mclk_freq) {
ret = clk_prepare_enable(nau8825->mclk);
if (ret) {
@@ -2663,7 +2673,7 @@ static int __maybe_unused nau8825_suspend(struct snd_soc_component *component)
struct nau8825 *nau8825 = snd_soc_component_get_drvdata(component);
disable_irq(nau8825->irq);
- snd_soc_component_force_bias_level(component, SND_SOC_BIAS_OFF);
+ snd_soc_dapm_force_bias_level(nau8825->dapm, SND_SOC_BIAS_OFF);
/* Power down codec power; don't suppoet button wakeup */
snd_soc_dapm_disable_pin(nau8825->dapm, "SAR");
snd_soc_dapm_disable_pin(nau8825->dapm, "MICBIAS");
@@ -2752,6 +2762,7 @@ static void nau8825_print_device_properties(struct nau8825 *nau8825)
dev_dbg(dev, "crosstalk-enable: %d\n",
nau8825->xtalk_enable);
dev_dbg(dev, "adcout-drive-strong: %d\n", nau8825->adcout_ds);
+ dev_dbg(dev, "adc-delay-ms: %d\n", nau8825->adc_delay);
}
static int nau8825_read_device_properties(struct device *dev,
@@ -2819,17 +2830,18 @@ static int nau8825_read_device_properties(struct device *dev,
nau8825->xtalk_enable = device_property_read_bool(dev,
"nuvoton,crosstalk-enable");
nau8825->adcout_ds = device_property_read_bool(dev, "nuvoton,adcout-drive-strong");
-
- nau8825->mclk = devm_clk_get(dev, "mclk");
- if (PTR_ERR(nau8825->mclk) == -EPROBE_DEFER) {
- return -EPROBE_DEFER;
- } else if (PTR_ERR(nau8825->mclk) == -ENOENT) {
+ ret = device_property_read_u32(dev, "nuvoton,adc-delay-ms", &nau8825->adc_delay);
+ if (ret)
+ nau8825->adc_delay = 125;
+ if (nau8825->adc_delay < 125 || nau8825->adc_delay > 500)
+ dev_warn(dev, "Please set the suitable delay time!\n");
+
+ nau8825->mclk = devm_clk_get_optional(dev, "mclk");
+ if (IS_ERR(nau8825->mclk))
+ return PTR_ERR(nau8825->mclk);
+ if (!nau8825->mclk)
/* The MCLK is managed externally or not used at all */
- nau8825->mclk = NULL;
dev_info(dev, "No 'mclk' clock found, assume MCLK is managed externally");
- } else if (IS_ERR(nau8825->mclk)) {
- return -EINVAL;
- }
return 0;
}
@@ -2891,8 +2903,19 @@ static int nau8825_i2c_probe(struct i2c_client *i2c)
ret);
return ret;
}
- if ((value & NAU8825_SOFTWARE_ID_MASK) !=
- NAU8825_SOFTWARE_ID_NAU8825) {
+ nau8825->sw_id = value & NAU8825_SOFTWARE_ID_MASK;
+ switch (nau8825->sw_id) {
+ case NAU8825_SOFTWARE_ID_NAU8825:
+ break;
+ case NAU8825_SOFTWARE_ID_NAU8825C:
+ ret = regmap_register_patch(nau8825->regmap, nau8825_regmap_patch,
+ ARRAY_SIZE(nau8825_regmap_patch));
+ if (ret) {
+ dev_err(dev, "Failed to register Rev C patch: %d\n", ret);
+ return ret;
+ }
+ break;
+ default:
dev_err(dev, "Not a NAU8825 chip\n");
return -ENODEV;
}
@@ -2911,7 +2934,7 @@ static void nau8825_i2c_remove(struct i2c_client *client)
{}
static const struct i2c_device_id nau8825_i2c_ids[] = {
- { "nau8825", 0 },
+ { "nau8825" },
{ }
};
MODULE_DEVICE_TABLE(i2c, nau8825_i2c_ids);
@@ -2938,7 +2961,7 @@ static struct i2c_driver nau8825_driver = {
.of_match_table = of_match_ptr(nau8825_of_ids),
.acpi_match_table = ACPI_PTR(nau8825_acpi_match),
},
- .probe_new = nau8825_i2c_probe,
+ .probe = nau8825_i2c_probe,
.remove = nau8825_i2c_remove,
.id_table = nau8825_i2c_ids,
};
generated by cgit (git 2.34.1) at 2025-12-25 17:56:58 +0000