/* scaling for mclk from sysclk_src output */
static const struct nau8540_fll_attr mclk_src_scaling[] = {
- { 1, 0x0 },
- { 2, 0x2 },
- { 4, 0x3 },
- { 8, 0x4 },
- { 16, 0x5 },
- { 32, 0x6 },
- { 3, 0x7 },
- { 6, 0xa },
- { 12, 0xb },
- { 24, 0xc },
+ { 1, 0x0 },
+ { 2, 0x2 },
+ { 4, 0x3 },
+ { 8, 0x4 },
+ { 16, 0x5 },
+ { 32, 0x6 },
+ { 3, 0x7 },
+ { 6, 0xa },
+ { 12, 0xb },
+ { 24, 0xc },
};
/* ratio for input clk freq */
static const struct nau8540_fll_attr fll_ratio[] = {
- { 512000, 0x01 },
- { 256000, 0x02 },
- { 128000, 0x04 },
- { 64000, 0x08 },
- { 32000, 0x10 },
- { 8000, 0x20 },
- { 4000, 0x40 },
+ { 512000, 0x01 },
+ { 256000, 0x02 },
+ { 128000, 0x04 },
+ { 64000, 0x08 },
+ { 32000, 0x10 },
+ { 8000, 0x20 },
+ { 4000, 0x40 },
};
static const struct nau8540_fll_attr fll_pre_scalar[] = {
- { 1, 0x0 },
- { 2, 0x1 },
- { 4, 0x2 },
- { 8, 0x3 },
+ { 1, 0x0 },
+ { 2, 0x1 },
+ { 4, 0x2 },
+ { 8, 0x3 },
};
/* over sampling rate */
static const struct nau8540_osr_attr osr_adc_sel[] = {
- { 32, 3 }, /* OSR 32, SRC 1/8 */
- { 64, 2 }, /* OSR 64, SRC 1/4 */
- { 128, 1 }, /* OSR 128, SRC 1/2 */
- { 256, 0 }, /* OSR 256, SRC 1 */
+ { 32, 3 }, /* OSR 32, SRC 1/8 */
+ { 64, 2 }, /* OSR 64, SRC 1/4 */
+ { 128, 1 }, /* OSR 128, SRC 1/2 */
+ { 256, 0 }, /* OSR 256, SRC 1 */
};
static const struct reg_default nau8540_reg_defaults[] = {
- {NAU8540_REG_POWER_MANAGEMENT, 0x0000},
- {NAU8540_REG_CLOCK_CTRL, 0x0000},
- {NAU8540_REG_CLOCK_SRC, 0x0000},
- {NAU8540_REG_FLL1, 0x0001},
- {NAU8540_REG_FLL2, 0x3126},
- {NAU8540_REG_FLL3, 0x0008},
- {NAU8540_REG_FLL4, 0x0010},
- {NAU8540_REG_FLL5, 0xC000},
- {NAU8540_REG_FLL6, 0x6000},
- {NAU8540_REG_FLL_VCO_RSV, 0xF13C},
- {NAU8540_REG_PCM_CTRL0, 0x000B},
- {NAU8540_REG_PCM_CTRL1, 0x3010},
- {NAU8540_REG_PCM_CTRL2, 0x0800},
- {NAU8540_REG_PCM_CTRL3, 0x0000},
- {NAU8540_REG_PCM_CTRL4, 0x000F},
- {NAU8540_REG_ALC_CONTROL_1, 0x0000},
- {NAU8540_REG_ALC_CONTROL_2, 0x700B},
- {NAU8540_REG_ALC_CONTROL_3, 0x0022},
- {NAU8540_REG_ALC_CONTROL_4, 0x1010},
- {NAU8540_REG_ALC_CONTROL_5, 0x1010},
- {NAU8540_REG_NOTCH_FIL1_CH1, 0x0000},
- {NAU8540_REG_NOTCH_FIL2_CH1, 0x0000},
- {NAU8540_REG_NOTCH_FIL1_CH2, 0x0000},
- {NAU8540_REG_NOTCH_FIL2_CH2, 0x0000},
- {NAU8540_REG_NOTCH_FIL1_CH3, 0x0000},
- {NAU8540_REG_NOTCH_FIL2_CH3, 0x0000},
- {NAU8540_REG_NOTCH_FIL1_CH4, 0x0000},
- {NAU8540_REG_NOTCH_FIL2_CH4, 0x0000},
- {NAU8540_REG_HPF_FILTER_CH12, 0x0000},
- {NAU8540_REG_HPF_FILTER_CH34, 0x0000},
- {NAU8540_REG_ADC_SAMPLE_RATE, 0x0002},
- {NAU8540_REG_DIGITAL_GAIN_CH1, 0x0400},
- {NAU8540_REG_DIGITAL_GAIN_CH2, 0x0400},
- {NAU8540_REG_DIGITAL_GAIN_CH3, 0x0400},
- {NAU8540_REG_DIGITAL_GAIN_CH4, 0x0400},
- {NAU8540_REG_DIGITAL_MUX, 0x00E4},
- {NAU8540_REG_GPIO_CTRL, 0x0000},
- {NAU8540_REG_MISC_CTRL, 0x0000},
- {NAU8540_REG_I2C_CTRL, 0xEFFF},
- {NAU8540_REG_VMID_CTRL, 0x0000},
- {NAU8540_REG_MUTE, 0x0000},
- {NAU8540_REG_ANALOG_ADC1, 0x0011},
- {NAU8540_REG_ANALOG_ADC2, 0x0020},
- {NAU8540_REG_ANALOG_PWR, 0x0000},
- {NAU8540_REG_MIC_BIAS, 0x0004},
- {NAU8540_REG_REFERENCE, 0x0000},
- {NAU8540_REG_FEPGA1, 0x0000},
- {NAU8540_REG_FEPGA2, 0x0000},
- {NAU8540_REG_FEPGA3, 0x0101},
- {NAU8540_REG_FEPGA4, 0x0101},
- {NAU8540_REG_PWR, 0x0000},
+ {NAU8540_REG_POWER_MANAGEMENT, 0x0000},
+ {NAU8540_REG_CLOCK_CTRL, 0x0000},
+ {NAU8540_REG_CLOCK_SRC, 0x0000},
+ {NAU8540_REG_FLL1, 0x0001},
+ {NAU8540_REG_FLL2, 0x3126},
+ {NAU8540_REG_FLL3, 0x0008},
+ {NAU8540_REG_FLL4, 0x0010},
+ {NAU8540_REG_FLL5, 0xC000},
+ {NAU8540_REG_FLL6, 0x6000},
+ {NAU8540_REG_FLL_VCO_RSV, 0xF13C},
+ {NAU8540_REG_PCM_CTRL0, 0x000B},
+ {NAU8540_REG_PCM_CTRL1, 0x3010},
+ {NAU8540_REG_PCM_CTRL2, 0x0800},
+ {NAU8540_REG_PCM_CTRL3, 0x0000},
+ {NAU8540_REG_PCM_CTRL4, 0x000F},
+ {NAU8540_REG_ALC_CONTROL_1, 0x0000},
+ {NAU8540_REG_ALC_CONTROL_2, 0x700B},
+ {NAU8540_REG_ALC_CONTROL_3, 0x0022},
+ {NAU8540_REG_ALC_CONTROL_4, 0x1010},
+ {NAU8540_REG_ALC_CONTROL_5, 0x1010},
+ {NAU8540_REG_NOTCH_FIL1_CH1, 0x0000},
+ {NAU8540_REG_NOTCH_FIL2_CH1, 0x0000},
+ {NAU8540_REG_NOTCH_FIL1_CH2, 0x0000},
+ {NAU8540_REG_NOTCH_FIL2_CH2, 0x0000},
+ {NAU8540_REG_NOTCH_FIL1_CH3, 0x0000},
+ {NAU8540_REG_NOTCH_FIL2_CH3, 0x0000},
+ {NAU8540_REG_NOTCH_FIL1_CH4, 0x0000},
+ {NAU8540_REG_NOTCH_FIL2_CH4, 0x0000},
+ {NAU8540_REG_HPF_FILTER_CH12, 0x0000},
+ {NAU8540_REG_HPF_FILTER_CH34, 0x0000},
+ {NAU8540_REG_ADC_SAMPLE_RATE, 0x0002},
+ {NAU8540_REG_DIGITAL_GAIN_CH1, 0x0400},
+ {NAU8540_REG_DIGITAL_GAIN_CH2, 0x0400},
+ {NAU8540_REG_DIGITAL_GAIN_CH3, 0x0400},
+ {NAU8540_REG_DIGITAL_GAIN_CH4, 0x0400},
+ {NAU8540_REG_DIGITAL_MUX, 0x00E4},
+ {NAU8540_REG_GPIO_CTRL, 0x0000},
+ {NAU8540_REG_MISC_CTRL, 0x0000},
+ {NAU8540_REG_I2C_CTRL, 0xEFFF},
+ {NAU8540_REG_VMID_CTRL, 0x0000},
+ {NAU8540_REG_MUTE, 0x0000},
+ {NAU8540_REG_ANALOG_ADC1, 0x0011},
+ {NAU8540_REG_ANALOG_ADC2, 0x0020},
+ {NAU8540_REG_ANALOG_PWR, 0x0000},
+ {NAU8540_REG_MIC_BIAS, 0x0004},
+ {NAU8540_REG_REFERENCE, 0x0000},
+ {NAU8540_REG_FEPGA1, 0x0000},
+ {NAU8540_REG_FEPGA2, 0x0000},
+ {NAU8540_REG_FEPGA3, 0x0101},
+ {NAU8540_REG_FEPGA4, 0x0101},
+ {NAU8540_REG_PWR, 0x0000},
};
static bool nau8540_readable_reg(struct device *dev, unsigned int reg)
{
- switch (reg) {
- case NAU8540_REG_POWER_MANAGEMENT ... NAU8540_REG_FLL_VCO_RSV:
- case NAU8540_REG_PCM_CTRL0 ... NAU8540_REG_PCM_CTRL4:
- case NAU8540_REG_ALC_CONTROL_1 ... NAU8540_REG_ALC_CONTROL_5:
- case NAU8540_REG_ALC_GAIN_CH12 ... NAU8540_REG_ADC_SAMPLE_RATE:
- case NAU8540_REG_DIGITAL_GAIN_CH1 ... NAU8540_REG_DIGITAL_MUX:
- case NAU8540_REG_P2P_CH1 ... NAU8540_REG_I2C_CTRL:
- case NAU8540_REG_I2C_DEVICE_ID:
- case NAU8540_REG_VMID_CTRL ... NAU8540_REG_MUTE:
- case NAU8540_REG_ANALOG_ADC1 ... NAU8540_REG_PWR:
- return true;
- default:
- return false;
- }
+ switch (reg) {
+ case NAU8540_REG_POWER_MANAGEMENT ... NAU8540_REG_FLL_VCO_RSV:
+ case NAU8540_REG_PCM_CTRL0 ... NAU8540_REG_PCM_CTRL4:
+ case NAU8540_REG_ALC_CONTROL_1 ... NAU8540_REG_ALC_CONTROL_5:
+ case NAU8540_REG_ALC_GAIN_CH12 ... NAU8540_REG_ADC_SAMPLE_RATE:
+ case NAU8540_REG_DIGITAL_GAIN_CH1 ... NAU8540_REG_DIGITAL_MUX:
+ case NAU8540_REG_P2P_CH1 ... NAU8540_REG_I2C_CTRL:
+ case NAU8540_REG_I2C_DEVICE_ID:
+ case NAU8540_REG_VMID_CTRL ... NAU8540_REG_MUTE:
+ case NAU8540_REG_ANALOG_ADC1 ... NAU8540_REG_PWR:
+ return true;
+ default:
+ return false;
+ }
}
static bool nau8540_writeable_reg(struct device *dev, unsigned int reg)
{
- switch (reg) {
- case NAU8540_REG_SW_RESET ... NAU8540_REG_FLL_VCO_RSV:
- case NAU8540_REG_PCM_CTRL0 ... NAU8540_REG_PCM_CTRL4:
- case NAU8540_REG_ALC_CONTROL_1 ... NAU8540_REG_ALC_CONTROL_5:
- case NAU8540_REG_NOTCH_FIL1_CH1 ... NAU8540_REG_ADC_SAMPLE_RATE:
- case NAU8540_REG_DIGITAL_GAIN_CH1 ... NAU8540_REG_DIGITAL_MUX:
- case NAU8540_REG_GPIO_CTRL ... NAU8540_REG_I2C_CTRL:
- case NAU8540_REG_RST:
- case NAU8540_REG_VMID_CTRL ... NAU8540_REG_MUTE:
- case NAU8540_REG_ANALOG_ADC1 ... NAU8540_REG_PWR:
- return true;
- default:
- return false;
- }
+ switch (reg) {
+ case NAU8540_REG_SW_RESET ... NAU8540_REG_FLL_VCO_RSV:
+ case NAU8540_REG_PCM_CTRL0 ... NAU8540_REG_PCM_CTRL4:
+ case NAU8540_REG_ALC_CONTROL_1 ... NAU8540_REG_ALC_CONTROL_5:
+ case NAU8540_REG_NOTCH_FIL1_CH1 ... NAU8540_REG_ADC_SAMPLE_RATE:
+ case NAU8540_REG_DIGITAL_GAIN_CH1 ... NAU8540_REG_DIGITAL_MUX:
+ case NAU8540_REG_GPIO_CTRL ... NAU8540_REG_I2C_CTRL:
+ case NAU8540_REG_RST:
+ case NAU8540_REG_VMID_CTRL ... NAU8540_REG_MUTE:
+ case NAU8540_REG_ANALOG_ADC1 ... NAU8540_REG_PWR:
+ return true;
+ default:
+ return false;
+ }
}
static bool nau8540_volatile_reg(struct device *dev, unsigned int reg)
{
- switch (reg) {
- case NAU8540_REG_SW_RESET:
- case NAU8540_REG_ALC_GAIN_CH12 ... NAU8540_REG_ALC_STATUS:
- case NAU8540_REG_P2P_CH1 ... NAU8540_REG_PEAK_CH4:
- case NAU8540_REG_I2C_DEVICE_ID:
- case NAU8540_REG_RST:
- return true;
- default:
- return false;
- }
+ switch (reg) {
+ case NAU8540_REG_SW_RESET:
+ case NAU8540_REG_ALC_GAIN_CH12 ... NAU8540_REG_ALC_STATUS:
+ case NAU8540_REG_P2P_CH1 ... NAU8540_REG_PEAK_CH4:
+ case NAU8540_REG_I2C_DEVICE_ID:
+ case NAU8540_REG_RST:
+ return true;
+ default:
+ return false;
+ }
}
static const DECLARE_TLV_DB_MINMAX(fepga_gain_tlv, -100, 3600);
static const struct snd_kcontrol_new nau8540_snd_controls[] = {
- SOC_SINGLE_TLV("Mic1 Volume", NAU8540_REG_DIGITAL_GAIN_CH1,
- 0, 0x520, 0, adc_vol_tlv),
- SOC_SINGLE_TLV("Mic2 Volume", NAU8540_REG_DIGITAL_GAIN_CH2,
- 0, 0x520, 0, adc_vol_tlv),
- SOC_SINGLE_TLV("Mic3 Volume", NAU8540_REG_DIGITAL_GAIN_CH3,
- 0, 0x520, 0, adc_vol_tlv),
- SOC_SINGLE_TLV("Mic4 Volume", NAU8540_REG_DIGITAL_GAIN_CH4,
- 0, 0x520, 0, adc_vol_tlv),
-
- SOC_SINGLE_TLV("Frontend PGA1 Volume", NAU8540_REG_FEPGA3,
- 0, 0x25, 0, fepga_gain_tlv),
- SOC_SINGLE_TLV("Frontend PGA2 Volume", NAU8540_REG_FEPGA3,
- 8, 0x25, 0, fepga_gain_tlv),
- SOC_SINGLE_TLV("Frontend PGA3 Volume", NAU8540_REG_FEPGA4,
- 0, 0x25, 0, fepga_gain_tlv),
- SOC_SINGLE_TLV("Frontend PGA4 Volume", NAU8540_REG_FEPGA4,
- 8, 0x25, 0, fepga_gain_tlv),
+ SOC_SINGLE_TLV("Mic1 Volume", NAU8540_REG_DIGITAL_GAIN_CH1,
+ 0, 0x520, 0, adc_vol_tlv),
+ SOC_SINGLE_TLV("Mic2 Volume", NAU8540_REG_DIGITAL_GAIN_CH2,
+ 0, 0x520, 0, adc_vol_tlv),
+ SOC_SINGLE_TLV("Mic3 Volume", NAU8540_REG_DIGITAL_GAIN_CH3,
+ 0, 0x520, 0, adc_vol_tlv),
+ SOC_SINGLE_TLV("Mic4 Volume", NAU8540_REG_DIGITAL_GAIN_CH4,
+ 0, 0x520, 0, adc_vol_tlv),
+
+ SOC_SINGLE_TLV("Frontend PGA1 Volume", NAU8540_REG_FEPGA3,
+ 0, 0x25, 0, fepga_gain_tlv),
+ SOC_SINGLE_TLV("Frontend PGA2 Volume", NAU8540_REG_FEPGA3,
+ 8, 0x25, 0, fepga_gain_tlv),
+ SOC_SINGLE_TLV("Frontend PGA3 Volume", NAU8540_REG_FEPGA4,
+ 0, 0x25, 0, fepga_gain_tlv),
+ SOC_SINGLE_TLV("Frontend PGA4 Volume", NAU8540_REG_FEPGA4,
+ 8, 0x25, 0, fepga_gain_tlv),
};
static const char * const adc_channel[] = {
- "ADC channel 1", "ADC channel 2", "ADC channel 3", "ADC channel 4"
+ "ADC channel 1", "ADC channel 2", "ADC channel 3", "ADC channel 4"
};
static SOC_ENUM_SINGLE_DECL(
- digital_ch4_enum, NAU8540_REG_DIGITAL_MUX, 6, adc_channel);
+ digital_ch4_enum, NAU8540_REG_DIGITAL_MUX, 6, adc_channel);
static const struct snd_kcontrol_new digital_ch4_mux =
- SOC_DAPM_ENUM("Digital CH4 Select", digital_ch4_enum);
+ SOC_DAPM_ENUM("Digital CH4 Select", digital_ch4_enum);
static SOC_ENUM_SINGLE_DECL(
- digital_ch3_enum, NAU8540_REG_DIGITAL_MUX, 4, adc_channel);
+ digital_ch3_enum, NAU8540_REG_DIGITAL_MUX, 4, adc_channel);
static const struct snd_kcontrol_new digital_ch3_mux =
- SOC_DAPM_ENUM("Digital CH3 Select", digital_ch3_enum);
+ SOC_DAPM_ENUM("Digital CH3 Select", digital_ch3_enum);
static SOC_ENUM_SINGLE_DECL(
- digital_ch2_enum, NAU8540_REG_DIGITAL_MUX, 2, adc_channel);
+ digital_ch2_enum, NAU8540_REG_DIGITAL_MUX, 2, adc_channel);
static const struct snd_kcontrol_new digital_ch2_mux =
- SOC_DAPM_ENUM("Digital CH2 Select", digital_ch2_enum);
+ SOC_DAPM_ENUM("Digital CH2 Select", digital_ch2_enum);
static SOC_ENUM_SINGLE_DECL(
- digital_ch1_enum, NAU8540_REG_DIGITAL_MUX, 0, adc_channel);
+ digital_ch1_enum, NAU8540_REG_DIGITAL_MUX, 0, adc_channel);
static const struct snd_kcontrol_new digital_ch1_mux =
- SOC_DAPM_ENUM("Digital CH1 Select", digital_ch1_enum);
+ SOC_DAPM_ENUM("Digital CH1 Select", digital_ch1_enum);
static const struct snd_soc_dapm_widget nau8540_dapm_widgets[] = {
- SND_SOC_DAPM_SUPPLY("MICBIAS2", NAU8540_REG_MIC_BIAS, 11, 0, NULL, 0),
- SND_SOC_DAPM_SUPPLY("MICBIAS1", NAU8540_REG_MIC_BIAS, 10, 0, NULL, 0),
-
- SND_SOC_DAPM_INPUT("MIC1"),
- SND_SOC_DAPM_INPUT("MIC2"),
- SND_SOC_DAPM_INPUT("MIC3"),
- SND_SOC_DAPM_INPUT("MIC4"),
-
- SND_SOC_DAPM_PGA("Frontend PGA1", NAU8540_REG_PWR, 12, 0, NULL, 0),
- SND_SOC_DAPM_PGA("Frontend PGA2", NAU8540_REG_PWR, 13, 0, NULL, 0),
- SND_SOC_DAPM_PGA("Frontend PGA3", NAU8540_REG_PWR, 14, 0, NULL, 0),
- SND_SOC_DAPM_PGA("Frontend PGA4", NAU8540_REG_PWR, 15, 0, NULL, 0),
-
- SND_SOC_DAPM_ADC("ADC1", NULL,
- NAU8540_REG_POWER_MANAGEMENT, 0, 0),
- SND_SOC_DAPM_ADC("ADC2", NULL,
- NAU8540_REG_POWER_MANAGEMENT, 1, 0),
- SND_SOC_DAPM_ADC("ADC3", NULL,
- NAU8540_REG_POWER_MANAGEMENT, 2, 0),
- SND_SOC_DAPM_ADC("ADC4", NULL,
- NAU8540_REG_POWER_MANAGEMENT, 3, 0),
-
- SND_SOC_DAPM_PGA("ADC CH1", NAU8540_REG_ANALOG_PWR, 0, 0, NULL, 0),
- SND_SOC_DAPM_PGA("ADC CH2", NAU8540_REG_ANALOG_PWR, 1, 0, NULL, 0),
- SND_SOC_DAPM_PGA("ADC CH3", NAU8540_REG_ANALOG_PWR, 2, 0, NULL, 0),
- SND_SOC_DAPM_PGA("ADC CH4", NAU8540_REG_ANALOG_PWR, 3, 0, NULL, 0),
-
- SND_SOC_DAPM_MUX("Digital CH4 Mux",
- SND_SOC_NOPM, 0, 0, &digital_ch4_mux),
- SND_SOC_DAPM_MUX("Digital CH3 Mux",
- SND_SOC_NOPM, 0, 0, &digital_ch3_mux),
- SND_SOC_DAPM_MUX("Digital CH2 Mux",
- SND_SOC_NOPM, 0, 0, &digital_ch2_mux),
- SND_SOC_DAPM_MUX("Digital CH1 Mux",
- SND_SOC_NOPM, 0, 0, &digital_ch1_mux),
-
- SND_SOC_DAPM_AIF_OUT("AIFTX", "Capture", 0, SND_SOC_NOPM, 0, 0),
+ SND_SOC_DAPM_SUPPLY("MICBIAS2", NAU8540_REG_MIC_BIAS, 11, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("MICBIAS1", NAU8540_REG_MIC_BIAS, 10, 0, NULL, 0),
+
+ SND_SOC_DAPM_INPUT("MIC1"),
+ SND_SOC_DAPM_INPUT("MIC2"),
+ SND_SOC_DAPM_INPUT("MIC3"),
+ SND_SOC_DAPM_INPUT("MIC4"),
+
+ SND_SOC_DAPM_PGA("Frontend PGA1", NAU8540_REG_PWR, 12, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Frontend PGA2", NAU8540_REG_PWR, 13, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Frontend PGA3", NAU8540_REG_PWR, 14, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Frontend PGA4", NAU8540_REG_PWR, 15, 0, NULL, 0),
+
+ SND_SOC_DAPM_ADC("ADC1", NULL,
+ NAU8540_REG_POWER_MANAGEMENT, 0, 0),
+ SND_SOC_DAPM_ADC("ADC2", NULL,
+ NAU8540_REG_POWER_MANAGEMENT, 1, 0),
+ SND_SOC_DAPM_ADC("ADC3", NULL,
+ NAU8540_REG_POWER_MANAGEMENT, 2, 0),
+ SND_SOC_DAPM_ADC("ADC4", NULL,
+ NAU8540_REG_POWER_MANAGEMENT, 3, 0),
+
+ SND_SOC_DAPM_PGA("ADC CH1", NAU8540_REG_ANALOG_PWR, 0, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("ADC CH2", NAU8540_REG_ANALOG_PWR, 1, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("ADC CH3", NAU8540_REG_ANALOG_PWR, 2, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("ADC CH4", NAU8540_REG_ANALOG_PWR, 3, 0, NULL, 0),
+
+ SND_SOC_DAPM_MUX("Digital CH4 Mux",
+ SND_SOC_NOPM, 0, 0, &digital_ch4_mux),
+ SND_SOC_DAPM_MUX("Digital CH3 Mux",
+ SND_SOC_NOPM, 0, 0, &digital_ch3_mux),
+ SND_SOC_DAPM_MUX("Digital CH2 Mux",
+ SND_SOC_NOPM, 0, 0, &digital_ch2_mux),
+ SND_SOC_DAPM_MUX("Digital CH1 Mux",
+ SND_SOC_NOPM, 0, 0, &digital_ch1_mux),
+
+ SND_SOC_DAPM_AIF_OUT("AIFTX", "Capture", 0, SND_SOC_NOPM, 0, 0),
};
static const struct snd_soc_dapm_route nau8540_dapm_routes[] = {
- {"Frontend PGA1", NULL, "MIC1"},
- {"Frontend PGA2", NULL, "MIC2"},
- {"Frontend PGA3", NULL, "MIC3"},
- {"Frontend PGA4", NULL, "MIC4"},
-
- {"ADC1", NULL, "Frontend PGA1"},
- {"ADC2", NULL, "Frontend PGA2"},
- {"ADC3", NULL, "Frontend PGA3"},
- {"ADC4", NULL, "Frontend PGA4"},
-
- {"ADC CH1", NULL, "ADC1"},
- {"ADC CH2", NULL, "ADC2"},
- {"ADC CH3", NULL, "ADC3"},
- {"ADC CH4", NULL, "ADC4"},
-
- {"ADC1", NULL, "MICBIAS1"},
- {"ADC2", NULL, "MICBIAS1"},
- {"ADC3", NULL, "MICBIAS2"},
- {"ADC4", NULL, "MICBIAS2"},
-
- {"Digital CH1 Mux", "ADC channel 1", "ADC CH1"},
- {"Digital CH1 Mux", "ADC channel 2", "ADC CH2"},
- {"Digital CH1 Mux", "ADC channel 3", "ADC CH3"},
- {"Digital CH1 Mux", "ADC channel 4", "ADC CH4"},
-
- {"Digital CH2 Mux", "ADC channel 1", "ADC CH1"},
- {"Digital CH2 Mux", "ADC channel 2", "ADC CH2"},
- {"Digital CH2 Mux", "ADC channel 3", "ADC CH3"},
- {"Digital CH2 Mux", "ADC channel 4", "ADC CH4"},
-
- {"Digital CH3 Mux", "ADC channel 1", "ADC CH1"},
- {"Digital CH3 Mux", "ADC channel 2", "ADC CH2"},
- {"Digital CH3 Mux", "ADC channel 3", "ADC CH3"},
- {"Digital CH3 Mux", "ADC channel 4", "ADC CH4"},
-
- {"Digital CH4 Mux", "ADC channel 1", "ADC CH1"},
- {"Digital CH4 Mux", "ADC channel 2", "ADC CH2"},
- {"Digital CH4 Mux", "ADC channel 3", "ADC CH3"},
- {"Digital CH4 Mux", "ADC channel 4", "ADC CH4"},
-
- {"AIFTX", NULL, "Digital CH1 Mux"},
- {"AIFTX", NULL, "Digital CH2 Mux"},
- {"AIFTX", NULL, "Digital CH3 Mux"},
- {"AIFTX", NULL, "Digital CH4 Mux"},
+ {"Frontend PGA1", NULL, "MIC1"},
+ {"Frontend PGA2", NULL, "MIC2"},
+ {"Frontend PGA3", NULL, "MIC3"},
+ {"Frontend PGA4", NULL, "MIC4"},
+
+ {"ADC1", NULL, "Frontend PGA1"},
+ {"ADC2", NULL, "Frontend PGA2"},
+ {"ADC3", NULL, "Frontend PGA3"},
+ {"ADC4", NULL, "Frontend PGA4"},
+
+ {"ADC CH1", NULL, "ADC1"},
+ {"ADC CH2", NULL, "ADC2"},
+ {"ADC CH3", NULL, "ADC3"},
+ {"ADC CH4", NULL, "ADC4"},
+
+ {"ADC1", NULL, "MICBIAS1"},
+ {"ADC2", NULL, "MICBIAS1"},
+ {"ADC3", NULL, "MICBIAS2"},
+ {"ADC4", NULL, "MICBIAS2"},
+
+ {"Digital CH1 Mux", "ADC channel 1", "ADC CH1"},
+ {"Digital CH1 Mux", "ADC channel 2", "ADC CH2"},
+ {"Digital CH1 Mux", "ADC channel 3", "ADC CH3"},
+ {"Digital CH1 Mux", "ADC channel 4", "ADC CH4"},
+
+ {"Digital CH2 Mux", "ADC channel 1", "ADC CH1"},
+ {"Digital CH2 Mux", "ADC channel 2", "ADC CH2"},
+ {"Digital CH2 Mux", "ADC channel 3", "ADC CH3"},
+ {"Digital CH2 Mux", "ADC channel 4", "ADC CH4"},
+
+ {"Digital CH3 Mux", "ADC channel 1", "ADC CH1"},
+ {"Digital CH3 Mux", "ADC channel 2", "ADC CH2"},
+ {"Digital CH3 Mux", "ADC channel 3", "ADC CH3"},
+ {"Digital CH3 Mux", "ADC channel 4", "ADC CH4"},
+
+ {"Digital CH4 Mux", "ADC channel 1", "ADC CH1"},
+ {"Digital CH4 Mux", "ADC channel 2", "ADC CH2"},
+ {"Digital CH4 Mux", "ADC channel 3", "ADC CH3"},
+ {"Digital CH4 Mux", "ADC channel 4", "ADC CH4"},
+
+ {"AIFTX", NULL, "Digital CH1 Mux"},
+ {"AIFTX", NULL, "Digital CH2 Mux"},
+ {"AIFTX", NULL, "Digital CH3 Mux"},
+ {"AIFTX", NULL, "Digital CH4 Mux"},
};
static int nau8540_clock_check(struct nau8540 *nau8540, int rate, int osr)
{
- int osrate;
+ int osrate;
- if (osr >= ARRAY_SIZE(osr_adc_sel))
- return -EINVAL;
- osrate = osr_adc_sel[osr].osr;
+ if (osr >= ARRAY_SIZE(osr_adc_sel))
+ return -EINVAL;
+ osrate = osr_adc_sel[osr].osr;
- if (rate * osr > CLK_ADC_MAX) {
- dev_err(nau8540->dev, "exceed the maximum frequency of CLK_ADC\n");
- return -EINVAL;
- }
+ if (rate * osr > CLK_ADC_MAX) {
+ dev_err(nau8540->dev, "exceed the maximum frequency of CLK_ADC\n");
+ return -EINVAL;
+ }
- return 0;
+ return 0;
}
static int nau8540_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
+ struct snd_pcm_hw_params *params, struct snd_soc_dai *dai)
{
- struct snd_soc_codec *codec = dai->codec;
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
- unsigned int val_len = 0, osr;
-
- /* CLK_ADC = OSR * FS
- * ADC clock frequency is defined as Over Sampling Rate (OSR)
- * multiplied by the audio sample rate (Fs). Note that the OSR and Fs
- * values must be selected such that the maximum frequency is less
- * than 6.144 MHz.
- */
- regmap_read(nau8540->regmap, NAU8540_REG_ADC_SAMPLE_RATE, &osr);
- osr &= NAU8540_ADC_OSR_MASK;
- if (nau8540_clock_check(nau8540, params_rate(params), osr))
- return -EINVAL;
- regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
- NAU8540_CLK_ADC_SRC_MASK,
- osr_adc_sel[osr].clk_src << NAU8540_CLK_ADC_SRC_SFT);
-
- switch (params_width(params)) {
- case 16:
- val_len |= NAU8540_I2S_DL_16;
- break;
- case 20:
- val_len |= NAU8540_I2S_DL_20;
- break;
- case 24:
- val_len |= NAU8540_I2S_DL_24;
- break;
- case 32:
- val_len |= NAU8540_I2S_DL_32;
- break;
- default:
- return -EINVAL;
- }
-
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL0,
- NAU8540_I2S_DL_MASK, val_len);
-
- return 0;
+ struct snd_soc_codec *codec = dai->codec;
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+ unsigned int val_len = 0, osr;
+
+ /* CLK_ADC = OSR * FS
+ * ADC clock frequency is defined as Over Sampling Rate (OSR)
+ * multiplied by the audio sample rate (Fs). Note that the OSR and Fs
+ * values must be selected such that the maximum frequency is less
+ * than 6.144 MHz.
+ */
+ regmap_read(nau8540->regmap, NAU8540_REG_ADC_SAMPLE_RATE, &osr);
+ osr &= NAU8540_ADC_OSR_MASK;
+ if (nau8540_clock_check(nau8540, params_rate(params), osr))
+ return -EINVAL;
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
+ NAU8540_CLK_ADC_SRC_MASK,
+ osr_adc_sel[osr].clk_src << NAU8540_CLK_ADC_SRC_SFT);
+
+ switch (params_width(params)) {
+ case 16:
+ val_len |= NAU8540_I2S_DL_16;
+ break;
+ case 20:
+ val_len |= NAU8540_I2S_DL_20;
+ break;
+ case 24:
+ val_len |= NAU8540_I2S_DL_24;
+ break;
+ case 32:
+ val_len |= NAU8540_I2S_DL_32;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL0,
+ NAU8540_I2S_DL_MASK, val_len);
+
+ return 0;
}
static int nau8540_set_fmt(struct snd_soc_dai *dai, unsigned int fmt)
{
- struct snd_soc_codec *codec = dai->codec;
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
- unsigned int ctrl1_val = 0, ctrl2_val = 0;
-
- switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
- case SND_SOC_DAIFMT_CBM_CFM:
- ctrl2_val |= NAU8540_I2S_MS_MASTER;
- break;
- case SND_SOC_DAIFMT_CBS_CFS:
- break;
- default:
- return -EINVAL;
- }
-
- switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
- case SND_SOC_DAIFMT_NB_NF:
- break;
- case SND_SOC_DAIFMT_IB_NF:
- ctrl1_val |= NAU8540_I2S_BP_INV;
- break;
- default:
- return -EINVAL;
- }
-
- switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
- case SND_SOC_DAIFMT_I2S:
- ctrl1_val |= NAU8540_I2S_DF_I2S;
- break;
- case SND_SOC_DAIFMT_LEFT_J:
- ctrl1_val |= NAU8540_I2S_DF_LEFT;
- break;
- case SND_SOC_DAIFMT_RIGHT_J:
- ctrl1_val |= NAU8540_I2S_DF_RIGTH;
- break;
- case SND_SOC_DAIFMT_DSP_A:
- ctrl1_val |= NAU8540_I2S_DF_PCM_AB;
- break;
- case SND_SOC_DAIFMT_DSP_B:
- ctrl1_val |= NAU8540_I2S_DF_PCM_AB;
- ctrl1_val |= NAU8540_I2S_PCMB_EN;
- break;
- default:
- return -EINVAL;
- }
-
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL0,
- NAU8540_I2S_DL_MASK | NAU8540_I2S_DF_MASK |
- NAU8540_I2S_BP_INV | NAU8540_I2S_PCMB_EN, ctrl1_val);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL1,
- NAU8540_I2S_MS_MASK | NAU8540_I2S_DO12_OE, ctrl2_val);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL2,
- NAU8540_I2S_DO34_OE, 0);
-
- return 0;
+ struct snd_soc_codec *codec = dai->codec;
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+ unsigned int ctrl1_val = 0, ctrl2_val = 0;
+
+ switch (fmt & SND_SOC_DAIFMT_MASTER_MASK) {
+ case SND_SOC_DAIFMT_CBM_CFM:
+ ctrl2_val |= NAU8540_I2S_MS_MASTER;
+ break;
+ case SND_SOC_DAIFMT_CBS_CFS:
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ case SND_SOC_DAIFMT_NB_NF:
+ break;
+ case SND_SOC_DAIFMT_IB_NF:
+ ctrl1_val |= NAU8540_I2S_BP_INV;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ case SND_SOC_DAIFMT_I2S:
+ ctrl1_val |= NAU8540_I2S_DF_I2S;
+ break;
+ case SND_SOC_DAIFMT_LEFT_J:
+ ctrl1_val |= NAU8540_I2S_DF_LEFT;
+ break;
+ case SND_SOC_DAIFMT_RIGHT_J:
+ ctrl1_val |= NAU8540_I2S_DF_RIGTH;
+ break;
+ case SND_SOC_DAIFMT_DSP_A:
+ ctrl1_val |= NAU8540_I2S_DF_PCM_AB;
+ break;
+ case SND_SOC_DAIFMT_DSP_B:
+ ctrl1_val |= NAU8540_I2S_DF_PCM_AB;
+ ctrl1_val |= NAU8540_I2S_PCMB_EN;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL0,
+ NAU8540_I2S_DL_MASK | NAU8540_I2S_DF_MASK |
+ NAU8540_I2S_BP_INV | NAU8540_I2S_PCMB_EN, ctrl1_val);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL1,
+ NAU8540_I2S_MS_MASK | NAU8540_I2S_DO12_OE, ctrl2_val);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL2,
+ NAU8540_I2S_DO34_OE, 0);
+
+ return 0;
}
/**
* Configures a DAI for TDM operation. Only support 4 slots TDM.
*/
static int nau8540_set_tdm_slot(struct snd_soc_dai *dai,
- unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
+ unsigned int tx_mask, unsigned int rx_mask, int slots, int slot_width)
{
- struct snd_soc_codec *codec = dai->codec;
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
- unsigned int ctrl2_val = 0, ctrl4_val = 0;
-
- if (slots > 4 || ((tx_mask & 0xf0) && (tx_mask & 0xf)))
- return -EINVAL;
-
- ctrl4_val |= (NAU8540_TDM_MODE | NAU8540_TDM_OFFSET_EN);
- if (tx_mask & 0xf0) {
- ctrl2_val = 4 * slot_width;
- ctrl4_val |= (tx_mask >> 4);
- } else {
- ctrl4_val |= tx_mask;
- }
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL4,
- NAU8540_TDM_MODE | NAU8540_TDM_OFFSET_EN |
- NAU8540_TDM_TX_MASK, ctrl4_val);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL1,
- NAU8540_I2S_DO12_OE, NAU8540_I2S_DO12_OE);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL2,
- NAU8540_I2S_DO34_OE | NAU8540_I2S_TSLOT_L_MASK,
- NAU8540_I2S_DO34_OE | ctrl2_val);
-
- return 0;
+ struct snd_soc_codec *codec = dai->codec;
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+ unsigned int ctrl2_val = 0, ctrl4_val = 0;
+
+ if (slots > 4 || ((tx_mask & 0xf0) && (tx_mask & 0xf)))
+ return -EINVAL;
+
+ ctrl4_val |= (NAU8540_TDM_MODE | NAU8540_TDM_OFFSET_EN);
+ if (tx_mask & 0xf0) {
+ ctrl2_val = 4 * slot_width;
+ ctrl4_val |= (tx_mask >> 4);
+ } else {
+ ctrl4_val |= tx_mask;
+ }
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL4,
+ NAU8540_TDM_MODE | NAU8540_TDM_OFFSET_EN |
+ NAU8540_TDM_TX_MASK, ctrl4_val);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL1,
+ NAU8540_I2S_DO12_OE, NAU8540_I2S_DO12_OE);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_PCM_CTRL2,
+ NAU8540_I2S_DO34_OE | NAU8540_I2S_TSLOT_L_MASK,
+ NAU8540_I2S_DO34_OE | ctrl2_val);
+
+ return 0;
}
static const struct snd_soc_dai_ops nau8540_dai_ops = {
- .hw_params = nau8540_hw_params,
- .set_fmt = nau8540_set_fmt,
- .set_tdm_slot = nau8540_set_tdm_slot,
+ .hw_params = nau8540_hw_params,
+ .set_fmt = nau8540_set_fmt,
+ .set_tdm_slot = nau8540_set_tdm_slot,
};
#define NAU8540_RATES SNDRV_PCM_RATE_8000_48000
#define NAU8540_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE \
- | SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
+ | SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
static struct snd_soc_dai_driver nau8540_dai = {
- .name = "nau8540-hifi",
- .capture = {
- .stream_name = "Capture",
- .channels_min = 1,
- .channels_max = 4,
- .rates = NAU8540_RATES,
- .formats = NAU8540_FORMATS,
- },
- .ops = &nau8540_dai_ops,
+ .name = "nau8540-hifi",
+ .capture = {
+ .stream_name = "Capture",
+ .channels_min = 1,
+ .channels_max = 4,
+ .rates = NAU8540_RATES,
+ .formats = NAU8540_FORMATS,
+ },
+ .ops = &nau8540_dai_ops,
};
/**
* Returns 0 for success or negative error code.
*/
static int nau8540_calc_fll_param(unsigned int fll_in,
- unsigned int fs, struct nau8540_fll *fll_param)
+ unsigned int fs, struct nau8540_fll *fll_param)
{
- u64 fvco, fvco_max;
- unsigned int fref, i, fvco_sel;
-
- /* Ensure the reference clock frequency (FREF) is <= 13.5MHz by dividing
- * freq_in by 1, 2, 4, or 8 using FLL pre-scalar.
- * FREF = freq_in / NAU8540_FLL_REF_DIV_MASK
- */
- for (i = 0; i < ARRAY_SIZE(fll_pre_scalar); i++) {
- fref = fll_in / fll_pre_scalar[i].param;
- if (fref <= NAU_FREF_MAX)
- break;
- }
- if (i == ARRAY_SIZE(fll_pre_scalar))
- return -EINVAL;
- fll_param->clk_ref_div = fll_pre_scalar[i].val;
-
- /* Choose the FLL ratio based on FREF */
- for (i = 0; i < ARRAY_SIZE(fll_ratio); i++) {
- if (fref >= fll_ratio[i].param)
- break;
- }
- if (i == ARRAY_SIZE(fll_ratio))
- return -EINVAL;
- fll_param->ratio = fll_ratio[i].val;
-
- /* Calculate the frequency of DCO (FDCO) given freq_out = 256 * Fs.
- * FDCO must be within the 90MHz - 124MHz or the FFL cannot be
- * guaranteed across the full range of operation.
- * FDCO = freq_out * 2 * mclk_src_scaling
- */
- fvco_max = 0;
- fvco_sel = ARRAY_SIZE(mclk_src_scaling);
- for (i = 0; i < ARRAY_SIZE(mclk_src_scaling); i++) {
- fvco = 256 * fs * 2 * mclk_src_scaling[i].param;
- if (fvco > NAU_FVCO_MIN && fvco < NAU_FVCO_MAX &&
- fvco_max < fvco) {
- fvco_max = fvco;
- fvco_sel = i;
- }
- }
- if (ARRAY_SIZE(mclk_src_scaling) == fvco_sel)
- return -EINVAL;
- fll_param->mclk_src = mclk_src_scaling[fvco_sel].val;
-
- /* 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;
- return 0;
+ u64 fvco, fvco_max;
+ unsigned int fref, i, fvco_sel;
+
+ /* Ensure the reference clock frequency (FREF) is <= 13.5MHz by dividing
+ * freq_in by 1, 2, 4, or 8 using FLL pre-scalar.
+ * FREF = freq_in / NAU8540_FLL_REF_DIV_MASK
+ */
+ for (i = 0; i < ARRAY_SIZE(fll_pre_scalar); i++) {
+ fref = fll_in / fll_pre_scalar[i].param;
+ if (fref <= NAU_FREF_MAX)
+ break;
+ }
+ if (i == ARRAY_SIZE(fll_pre_scalar))
+ return -EINVAL;
+ fll_param->clk_ref_div = fll_pre_scalar[i].val;
+
+ /* Choose the FLL ratio based on FREF */
+ for (i = 0; i < ARRAY_SIZE(fll_ratio); i++) {
+ if (fref >= fll_ratio[i].param)
+ break;
+ }
+ if (i == ARRAY_SIZE(fll_ratio))
+ return -EINVAL;
+ fll_param->ratio = fll_ratio[i].val;
+
+ /* Calculate the frequency of DCO (FDCO) given freq_out = 256 * Fs.
+ * FDCO must be within the 90MHz - 124MHz or the FFL cannot be
+ * guaranteed across the full range of operation.
+ * FDCO = freq_out * 2 * mclk_src_scaling
+ */
+ fvco_max = 0;
+ fvco_sel = ARRAY_SIZE(mclk_src_scaling);
+ for (i = 0; i < ARRAY_SIZE(mclk_src_scaling); i++) {
+ fvco = 256 * fs * 2 * mclk_src_scaling[i].param;
+ if (fvco > NAU_FVCO_MIN && fvco < NAU_FVCO_MAX &&
+ fvco_max < fvco) {
+ fvco_max = fvco;
+ fvco_sel = i;
+ }
+ }
+ if (ARRAY_SIZE(mclk_src_scaling) == fvco_sel)
+ return -EINVAL;
+ fll_param->mclk_src = mclk_src_scaling[fvco_sel].val;
+
+ /* 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;
+ return 0;
}
static void nau8540_fll_apply(struct regmap *regmap,
- struct nau8540_fll *fll_param)
+ struct nau8540_fll *fll_param)
{
- regmap_update_bits(regmap, NAU8540_REG_CLOCK_SRC,
- NAU8540_CLK_SRC_MASK | NAU8540_CLK_MCLK_SRC_MASK,
- NAU8540_CLK_SRC_MCLK | fll_param->mclk_src);
- regmap_update_bits(regmap, NAU8540_REG_FLL1,
- NAU8540_FLL_RATIO_MASK, fll_param->ratio);
- /* FLL 16-bit fractional input */
- regmap_write(regmap, NAU8540_REG_FLL2, fll_param->fll_frac);
- /* FLL 10-bit integer input */
- regmap_update_bits(regmap, NAU8540_REG_FLL3,
- NAU8540_FLL_INTEGER_MASK, fll_param->fll_int);
- /* FLL pre-scaler */
- regmap_update_bits(regmap, NAU8540_REG_FLL4,
- NAU8540_FLL_REF_DIV_MASK,
- fll_param->clk_ref_div << NAU8540_FLL_REF_DIV_SFT);
- regmap_update_bits(regmap, NAU8540_REG_FLL5,
- NAU8540_FLL_CLK_SW_MASK, NAU8540_FLL_CLK_SW_REF);
- regmap_update_bits(regmap,
- NAU8540_REG_FLL6, NAU8540_DCO_EN, 0);
- if (fll_param->fll_frac) {
- regmap_update_bits(regmap, NAU8540_REG_FLL5,
- NAU8540_FLL_PDB_DAC_EN | NAU8540_FLL_LOOP_FTR_EN |
- NAU8540_FLL_FTR_SW_MASK,
- NAU8540_FLL_PDB_DAC_EN | NAU8540_FLL_LOOP_FTR_EN |
- NAU8540_FLL_FTR_SW_FILTER);
- regmap_update_bits(regmap, NAU8540_REG_FLL6,
- NAU8540_SDM_EN, NAU8540_SDM_EN);
- } else {
- regmap_update_bits(regmap, NAU8540_REG_FLL5,
- NAU8540_FLL_PDB_DAC_EN | NAU8540_FLL_LOOP_FTR_EN |
- NAU8540_FLL_FTR_SW_MASK, NAU8540_FLL_FTR_SW_ACCU);
- regmap_update_bits(regmap,
- NAU8540_REG_FLL6, NAU8540_SDM_EN, 0);
- }
+ regmap_update_bits(regmap, NAU8540_REG_CLOCK_SRC,
+ NAU8540_CLK_SRC_MASK | NAU8540_CLK_MCLK_SRC_MASK,
+ NAU8540_CLK_SRC_MCLK | fll_param->mclk_src);
+ regmap_update_bits(regmap, NAU8540_REG_FLL1,
+ NAU8540_FLL_RATIO_MASK, fll_param->ratio);
+ /* FLL 16-bit fractional input */
+ regmap_write(regmap, NAU8540_REG_FLL2, fll_param->fll_frac);
+ /* FLL 10-bit integer input */
+ regmap_update_bits(regmap, NAU8540_REG_FLL3,
+ NAU8540_FLL_INTEGER_MASK, fll_param->fll_int);
+ /* FLL pre-scaler */
+ regmap_update_bits(regmap, NAU8540_REG_FLL4,
+ NAU8540_FLL_REF_DIV_MASK,
+ fll_param->clk_ref_div << NAU8540_FLL_REF_DIV_SFT);
+ regmap_update_bits(regmap, NAU8540_REG_FLL5,
+ NAU8540_FLL_CLK_SW_MASK, NAU8540_FLL_CLK_SW_REF);
+ regmap_update_bits(regmap,
+ NAU8540_REG_FLL6, NAU8540_DCO_EN, 0);
+ if (fll_param->fll_frac) {
+ regmap_update_bits(regmap, NAU8540_REG_FLL5,
+ NAU8540_FLL_PDB_DAC_EN | NAU8540_FLL_LOOP_FTR_EN |
+ NAU8540_FLL_FTR_SW_MASK,
+ NAU8540_FLL_PDB_DAC_EN | NAU8540_FLL_LOOP_FTR_EN |
+ NAU8540_FLL_FTR_SW_FILTER);
+ regmap_update_bits(regmap, NAU8540_REG_FLL6,
+ NAU8540_SDM_EN, NAU8540_SDM_EN);
+ } else {
+ regmap_update_bits(regmap, NAU8540_REG_FLL5,
+ NAU8540_FLL_PDB_DAC_EN | NAU8540_FLL_LOOP_FTR_EN |
+ NAU8540_FLL_FTR_SW_MASK, NAU8540_FLL_FTR_SW_ACCU);
+ regmap_update_bits(regmap,
+ NAU8540_REG_FLL6, NAU8540_SDM_EN, 0);
+ }
}
/* freq_out must be 256*Fs in order to achieve the best performance */
static int nau8540_set_pll(struct snd_soc_codec *codec, int pll_id, int source,
- unsigned int freq_in, unsigned int freq_out)
+ unsigned int freq_in, unsigned int freq_out)
{
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
- struct nau8540_fll fll_param;
- int ret, fs;
-
- switch (pll_id) {
- case NAU8540_CLK_FLL_MCLK:
- regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL3,
- NAU8540_FLL_CLK_SRC_MASK, NAU8540_FLL_CLK_SRC_MCLK);
- break;
-
- case NAU8540_CLK_FLL_BLK:
- regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL3,
- NAU8540_FLL_CLK_SRC_MASK, NAU8540_FLL_CLK_SRC_BLK);
- break;
-
- case NAU8540_CLK_FLL_FS:
- regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL3,
- NAU8540_FLL_CLK_SRC_MASK, NAU8540_FLL_CLK_SRC_FS);
- break;
-
- default:
- dev_err(nau8540->dev, "Invalid clock id (%d)\n", pll_id);
- return -EINVAL;
- }
- dev_dbg(nau8540->dev, "Sysclk is %dHz and clock id is %d\n",
- freq_out, pll_id);
-
- fs = freq_out / 256;
- ret = nau8540_calc_fll_param(freq_in, fs, &fll_param);
- if (ret < 0) {
- dev_err(nau8540->dev, "Unsupported input clock %d\n", freq_in);
- return ret;
- }
- dev_dbg(nau8540->dev, "mclk_src=%x ratio=%x fll_frac=%x fll_int=%x clk_ref_div=%x\n",
- fll_param.mclk_src, fll_param.ratio, fll_param.fll_frac,
- fll_param.fll_int, fll_param.clk_ref_div);
-
- nau8540_fll_apply(nau8540->regmap, &fll_param);
- mdelay(2);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
- NAU8540_CLK_SRC_MASK, NAU8540_CLK_SRC_VCO);
-
- return 0;
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+ struct nau8540_fll fll_param;
+ int ret, fs;
+
+ switch (pll_id) {
+ case NAU8540_CLK_FLL_MCLK:
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL3,
+ NAU8540_FLL_CLK_SRC_MASK, NAU8540_FLL_CLK_SRC_MCLK);
+ break;
+
+ case NAU8540_CLK_FLL_BLK:
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL3,
+ NAU8540_FLL_CLK_SRC_MASK, NAU8540_FLL_CLK_SRC_BLK);
+ break;
+
+ case NAU8540_CLK_FLL_FS:
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL3,
+ NAU8540_FLL_CLK_SRC_MASK, NAU8540_FLL_CLK_SRC_FS);
+ break;
+
+ default:
+ dev_err(nau8540->dev, "Invalid clock id (%d)\n", pll_id);
+ return -EINVAL;
+ }
+ dev_dbg(nau8540->dev, "Sysclk is %dHz and clock id is %d\n",
+ freq_out, pll_id);
+
+ fs = freq_out / 256;
+ ret = nau8540_calc_fll_param(freq_in, fs, &fll_param);
+ if (ret < 0) {
+ dev_err(nau8540->dev, "Unsupported input clock %d\n", freq_in);
+ return ret;
+ }
+ dev_dbg(nau8540->dev, "mclk_src=%x ratio=%x fll_frac=%x fll_int=%x clk_ref_div=%x\n",
+ fll_param.mclk_src, fll_param.ratio, fll_param.fll_frac,
+ fll_param.fll_int, fll_param.clk_ref_div);
+
+ nau8540_fll_apply(nau8540->regmap, &fll_param);
+ mdelay(2);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
+ NAU8540_CLK_SRC_MASK, NAU8540_CLK_SRC_VCO);
+
+ return 0;
}
static int nau8540_set_sysclk(struct snd_soc_codec *codec,
- int clk_id, int source, unsigned int freq, int dir)
+ int clk_id, int source, unsigned int freq, int dir)
{
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
-
- switch (clk_id) {
- case NAU8540_CLK_DIS:
- case NAU8540_CLK_MCLK:
- regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
- NAU8540_CLK_SRC_MASK, NAU8540_CLK_SRC_MCLK);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL6,
- NAU8540_DCO_EN, 0);
- break;
-
- case NAU8540_CLK_INTERNAL:
- regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL6,
- NAU8540_DCO_EN, NAU8540_DCO_EN);
- regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
- NAU8540_CLK_SRC_MASK, NAU8540_CLK_SRC_VCO);
- break;
-
- default:
- dev_err(nau8540->dev, "Invalid clock id (%d)\n", clk_id);
- return -EINVAL;
- }
-
- dev_dbg(nau8540->dev, "Sysclk is %dHz and clock id is %d\n",
- freq, clk_id);
-
- return 0;
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+
+ switch (clk_id) {
+ case NAU8540_CLK_DIS:
+ case NAU8540_CLK_MCLK:
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
+ NAU8540_CLK_SRC_MASK, NAU8540_CLK_SRC_MCLK);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL6,
+ NAU8540_DCO_EN, 0);
+ break;
+
+ case NAU8540_CLK_INTERNAL:
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_FLL6,
+ NAU8540_DCO_EN, NAU8540_DCO_EN);
+ regmap_update_bits(nau8540->regmap, NAU8540_REG_CLOCK_SRC,
+ NAU8540_CLK_SRC_MASK, NAU8540_CLK_SRC_VCO);
+ break;
+
+ default:
+ dev_err(nau8540->dev, "Invalid clock id (%d)\n", clk_id);
+ return -EINVAL;
+ }
+
+ dev_dbg(nau8540->dev, "Sysclk is %dHz and clock id is %d\n",
+ freq, clk_id);
+
+ return 0;
}
static void nau8540_reset_chip(struct regmap *regmap)
{
- regmap_write(regmap, NAU8540_REG_SW_RESET, 0x00);
- regmap_write(regmap, NAU8540_REG_SW_RESET, 0x00);
+ regmap_write(regmap, NAU8540_REG_SW_RESET, 0x00);
+ regmap_write(regmap, NAU8540_REG_SW_RESET, 0x00);
}
static void nau8540_init_regs(struct nau8540 *nau8540)
{
- struct regmap *regmap = nau8540->regmap;
-
- /* Enable Bias/VMID/VMID Tieoff */
- regmap_update_bits(regmap, NAU8540_REG_VMID_CTRL,
- NAU8540_VMID_EN | NAU8540_VMID_SEL_MASK,
- NAU8540_VMID_EN | (0x2 << NAU8540_VMID_SEL_SFT));
- regmap_update_bits(regmap, NAU8540_REG_REFERENCE,
- NAU8540_PRECHARGE_DIS | NAU8540_GLOBAL_BIAS_EN,
- NAU8540_PRECHARGE_DIS | NAU8540_GLOBAL_BIAS_EN);
- mdelay(2);
- regmap_update_bits(regmap, NAU8540_REG_MIC_BIAS,
- NAU8540_PU_PRE, NAU8540_PU_PRE);
- regmap_update_bits(regmap, NAU8540_REG_CLOCK_CTRL,
- NAU8540_CLK_ADC_EN | NAU8540_CLK_I2S_EN,
- NAU8540_CLK_ADC_EN | NAU8540_CLK_I2S_EN);
- /* ADC OSR selection, CLK_ADC = Fs * OSR */
- regmap_update_bits(regmap, NAU8540_REG_ADC_SAMPLE_RATE,
- NAU8540_ADC_OSR_MASK, NAU8540_ADC_OSR_64);
+ struct regmap *regmap = nau8540->regmap;
+
+ /* Enable Bias/VMID/VMID Tieoff */
+ regmap_update_bits(regmap, NAU8540_REG_VMID_CTRL,
+ NAU8540_VMID_EN | NAU8540_VMID_SEL_MASK,
+ NAU8540_VMID_EN | (0x2 << NAU8540_VMID_SEL_SFT));
+ regmap_update_bits(regmap, NAU8540_REG_REFERENCE,
+ NAU8540_PRECHARGE_DIS | NAU8540_GLOBAL_BIAS_EN,
+ NAU8540_PRECHARGE_DIS | NAU8540_GLOBAL_BIAS_EN);
+ mdelay(2);
+ regmap_update_bits(regmap, NAU8540_REG_MIC_BIAS,
+ NAU8540_PU_PRE, NAU8540_PU_PRE);
+ regmap_update_bits(regmap, NAU8540_REG_CLOCK_CTRL,
+ NAU8540_CLK_ADC_EN | NAU8540_CLK_I2S_EN,
+ NAU8540_CLK_ADC_EN | NAU8540_CLK_I2S_EN);
+ /* ADC OSR selection, CLK_ADC = Fs * OSR */
+ regmap_update_bits(regmap, NAU8540_REG_ADC_SAMPLE_RATE,
+ NAU8540_ADC_OSR_MASK, NAU8540_ADC_OSR_64);
}
static int __maybe_unused nau8540_suspend(struct snd_soc_codec *codec)
{
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
- regcache_cache_only(nau8540->regmap, true);
- regcache_mark_dirty(nau8540->regmap);
+ regcache_cache_only(nau8540->regmap, true);
+ regcache_mark_dirty(nau8540->regmap);
- return 0;
+ return 0;
}
static int __maybe_unused nau8540_resume(struct snd_soc_codec *codec)
{
- struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
+ struct nau8540 *nau8540 = snd_soc_codec_get_drvdata(codec);
- regcache_cache_only(nau8540->regmap, false);
- regcache_sync(nau8540->regmap);
+ regcache_cache_only(nau8540->regmap, false);
+ regcache_sync(nau8540->regmap);
- return 0;
+ return 0;
}
static struct snd_soc_codec_driver nau8540_codec_driver = {
- .set_sysclk = nau8540_set_sysclk,
- .set_pll = nau8540_set_pll,
- .suspend = nau8540_suspend,
- .resume = nau8540_resume,
- .suspend_bias_off = true,
-
- .component_driver = {
- .controls = nau8540_snd_controls,
- .num_controls = ARRAY_SIZE(nau8540_snd_controls),
- .dapm_widgets = nau8540_dapm_widgets,
- .num_dapm_widgets = ARRAY_SIZE(nau8540_dapm_widgets),
- .dapm_routes = nau8540_dapm_routes,
- .num_dapm_routes = ARRAY_SIZE(nau8540_dapm_routes),
- },
+ .set_sysclk = nau8540_set_sysclk,
+ .set_pll = nau8540_set_pll,
+ .suspend = nau8540_suspend,
+ .resume = nau8540_resume,
+ .suspend_bias_off = true,
+
+ .component_driver = {
+ .controls = nau8540_snd_controls,
+ .num_controls = ARRAY_SIZE(nau8540_snd_controls),
+ .dapm_widgets = nau8540_dapm_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(nau8540_dapm_widgets),
+ .dapm_routes = nau8540_dapm_routes,
+ .num_dapm_routes = ARRAY_SIZE(nau8540_dapm_routes),
+ },
};
static const struct regmap_config nau8540_regmap_config = {
- .val_bits = 16,
- .reg_bits = 16,
+ .val_bits = 16,
+ .reg_bits = 16,
- .max_register = NAU8540_REG_MAX,
- .readable_reg = nau8540_readable_reg,
- .writeable_reg = nau8540_writeable_reg,
- .volatile_reg = nau8540_volatile_reg,
+ .max_register = NAU8540_REG_MAX,
+ .readable_reg = nau8540_readable_reg,
+ .writeable_reg = nau8540_writeable_reg,
+ .volatile_reg = nau8540_volatile_reg,
- .cache_type = REGCACHE_RBTREE,
- .reg_defaults = nau8540_reg_defaults,
- .num_reg_defaults = ARRAY_SIZE(nau8540_reg_defaults),
+ .cache_type = REGCACHE_RBTREE,
+ .reg_defaults = nau8540_reg_defaults,
+ .num_reg_defaults = ARRAY_SIZE(nau8540_reg_defaults),
};
static int nau8540_i2c_probe(struct i2c_client *i2c,
- const struct i2c_device_id *id)
+ const struct i2c_device_id *id)
{
- struct device *dev = &i2c->dev;
- struct nau8540 *nau8540 = dev_get_platdata(dev);
- int ret, value;
-
- if (!nau8540) {
- nau8540 = devm_kzalloc(dev, sizeof(*nau8540), GFP_KERNEL);
- if (!nau8540)
- return -ENOMEM;
- }
- i2c_set_clientdata(i2c, nau8540);
-
- nau8540->regmap = devm_regmap_init_i2c(i2c, &nau8540_regmap_config);
- if (IS_ERR(nau8540->regmap))
- return PTR_ERR(nau8540->regmap);
- ret = regmap_read(nau8540->regmap, NAU8540_REG_I2C_DEVICE_ID, &value);
- if (ret < 0) {
- dev_err(dev, "Failed to read device id from the NAU85L40: %d\n",
- ret);
- return ret;
- }
-
- nau8540->dev = dev;
- nau8540_reset_chip(nau8540->regmap);
- nau8540_init_regs(nau8540);
-
- return snd_soc_register_codec(dev,
- &nau8540_codec_driver, &nau8540_dai, 1);
+ struct device *dev = &i2c->dev;
+ struct nau8540 *nau8540 = dev_get_platdata(dev);
+ int ret, value;
+
+ if (!nau8540) {
+ nau8540 = devm_kzalloc(dev, sizeof(*nau8540), GFP_KERNEL);
+ if (!nau8540)
+ return -ENOMEM;
+ }
+ i2c_set_clientdata(i2c, nau8540);
+
+ nau8540->regmap = devm_regmap_init_i2c(i2c, &nau8540_regmap_config);
+ if (IS_ERR(nau8540->regmap))
+ return PTR_ERR(nau8540->regmap);
+ ret = regmap_read(nau8540->regmap, NAU8540_REG_I2C_DEVICE_ID, &value);
+ if (ret < 0) {
+ dev_err(dev, "Failed to read device id from the NAU85L40: %d\n",
+ ret);
+ return ret;
+ }
+
+ nau8540->dev = dev;
+ nau8540_reset_chip(nau8540->regmap);
+ nau8540_init_regs(nau8540);
+
+ return snd_soc_register_codec(dev,
+ &nau8540_codec_driver, &nau8540_dai, 1);
}
static int nau8540_i2c_remove(struct i2c_client *client)
{
- snd_soc_unregister_codec(&client->dev);
- return 0;
+ snd_soc_unregister_codec(&client->dev);
+ return 0;
}
static const struct i2c_device_id nau8540_i2c_ids[] = {
- { "nau8540", 0 },
- { }
+ { "nau8540", 0 },
+ { }
};
MODULE_DEVICE_TABLE(i2c, nau8540_i2c_ids);
#ifdef CONFIG_OF
static const struct of_device_id nau8540_of_ids[] = {
- { .compatible = "nuvoton,nau8540", },
- {}
+ { .compatible = "nuvoton,nau8540", },
+ {}
};
MODULE_DEVICE_TABLE(of, nau8540_of_ids);
#endif
static struct i2c_driver nau8540_i2c_driver = {
- .driver = {
- .name = "nau8540",
- .of_match_table = of_match_ptr(nau8540_of_ids),
- },
- .probe = nau8540_i2c_probe,
- .remove = nau8540_i2c_remove,
- .id_table = nau8540_i2c_ids,
+ .driver = {
+ .name = "nau8540",
+ .of_match_table = of_match_ptr(nau8540_of_ids),
+ },
+ .probe = nau8540_i2c_probe,
+ .remove = nau8540_i2c_remove,
+ .id_table = nau8540_i2c_ids,
};
module_i2c_driver(nau8540_i2c_driver);
#ifndef __NAU8540_H__
#define __NAU8540_H__
-#define NAU8540_REG_SW_RESET 0x00
-#define NAU8540_REG_POWER_MANAGEMENT 0x01
-#define NAU8540_REG_CLOCK_CTRL 0x02
-#define NAU8540_REG_CLOCK_SRC 0x03
-#define NAU8540_REG_FLL1 0x04
-#define NAU8540_REG_FLL2 0x05
-#define NAU8540_REG_FLL3 0x06
-#define NAU8540_REG_FLL4 0x07
-#define NAU8540_REG_FLL5 0x08
-#define NAU8540_REG_FLL6 0x09
-#define NAU8540_REG_FLL_VCO_RSV 0x0A
-#define NAU8540_REG_PCM_CTRL0 0x10
-#define NAU8540_REG_PCM_CTRL1 0x11
-#define NAU8540_REG_PCM_CTRL2 0x12
-#define NAU8540_REG_PCM_CTRL3 0x13
-#define NAU8540_REG_PCM_CTRL4 0x14
-#define NAU8540_REG_ALC_CONTROL_1 0x20
-#define NAU8540_REG_ALC_CONTROL_2 0x21
-#define NAU8540_REG_ALC_CONTROL_3 0x22
-#define NAU8540_REG_ALC_CONTROL_4 0x23
-#define NAU8540_REG_ALC_CONTROL_5 0x24
-#define NAU8540_REG_ALC_GAIN_CH12 0x2D
-#define NAU8540_REG_ALC_GAIN_CH34 0x2E
-#define NAU8540_REG_ALC_STATUS 0x2F
-#define NAU8540_REG_NOTCH_FIL1_CH1 0x30
-#define NAU8540_REG_NOTCH_FIL2_CH1 0x31
-#define NAU8540_REG_NOTCH_FIL1_CH2 0x32
-#define NAU8540_REG_NOTCH_FIL2_CH2 0x33
-#define NAU8540_REG_NOTCH_FIL1_CH3 0x34
-#define NAU8540_REG_NOTCH_FIL2_CH3 0x35
-#define NAU8540_REG_NOTCH_FIL1_CH4 0x36
-#define NAU8540_REG_NOTCH_FIL2_CH4 0x37
-#define NAU8540_REG_HPF_FILTER_CH12 0x38
-#define NAU8540_REG_HPF_FILTER_CH34 0x39
-#define NAU8540_REG_ADC_SAMPLE_RATE 0x3A
-#define NAU8540_REG_DIGITAL_GAIN_CH1 0x40
-#define NAU8540_REG_DIGITAL_GAIN_CH2 0x41
-#define NAU8540_REG_DIGITAL_GAIN_CH3 0x42
-#define NAU8540_REG_DIGITAL_GAIN_CH4 0x43
-#define NAU8540_REG_DIGITAL_MUX 0x44
-#define NAU8540_REG_P2P_CH1 0x48
-#define NAU8540_REG_P2P_CH2 0x49
-#define NAU8540_REG_P2P_CH3 0x4A
-#define NAU8540_REG_P2P_CH4 0x4B
-#define NAU8540_REG_PEAK_CH1 0x4C
-#define NAU8540_REG_PEAK_CH2 0x4D
-#define NAU8540_REG_PEAK_CH3 0x4E
-#define NAU8540_REG_PEAK_CH4 0x4F
-#define NAU8540_REG_GPIO_CTRL 0x50
-#define NAU8540_REG_MISC_CTRL 0x51
-#define NAU8540_REG_I2C_CTRL 0x52
-#define NAU8540_REG_I2C_DEVICE_ID 0x58
-#define NAU8540_REG_RST 0x5A
-#define NAU8540_REG_VMID_CTRL 0x60
-#define NAU8540_REG_MUTE 0x61
-#define NAU8540_REG_ANALOG_ADC1 0x64
-#define NAU8540_REG_ANALOG_ADC2 0x65
-#define NAU8540_REG_ANALOG_PWR 0x66
-#define NAU8540_REG_MIC_BIAS 0x67
-#define NAU8540_REG_REFERENCE 0x68
-#define NAU8540_REG_FEPGA1 0x69
-#define NAU8540_REG_FEPGA2 0x6A
-#define NAU8540_REG_FEPGA3 0x6B
-#define NAU8540_REG_FEPGA4 0x6C
-#define NAU8540_REG_PWR 0x6D
-#define NAU8540_REG_MAX NAU8540_REG_PWR
+#define NAU8540_REG_SW_RESET 0x00
+#define NAU8540_REG_POWER_MANAGEMENT 0x01
+#define NAU8540_REG_CLOCK_CTRL 0x02
+#define NAU8540_REG_CLOCK_SRC 0x03
+#define NAU8540_REG_FLL1 0x04
+#define NAU8540_REG_FLL2 0x05
+#define NAU8540_REG_FLL3 0x06
+#define NAU8540_REG_FLL4 0x07
+#define NAU8540_REG_FLL5 0x08
+#define NAU8540_REG_FLL6 0x09
+#define NAU8540_REG_FLL_VCO_RSV 0x0A
+#define NAU8540_REG_PCM_CTRL0 0x10
+#define NAU8540_REG_PCM_CTRL1 0x11
+#define NAU8540_REG_PCM_CTRL2 0x12
+#define NAU8540_REG_PCM_CTRL3 0x13
+#define NAU8540_REG_PCM_CTRL4 0x14
+#define NAU8540_REG_ALC_CONTROL_1 0x20
+#define NAU8540_REG_ALC_CONTROL_2 0x21
+#define NAU8540_REG_ALC_CONTROL_3 0x22
+#define NAU8540_REG_ALC_CONTROL_4 0x23
+#define NAU8540_REG_ALC_CONTROL_5 0x24
+#define NAU8540_REG_ALC_GAIN_CH12 0x2D
+#define NAU8540_REG_ALC_GAIN_CH34 0x2E
+#define NAU8540_REG_ALC_STATUS 0x2F
+#define NAU8540_REG_NOTCH_FIL1_CH1 0x30
+#define NAU8540_REG_NOTCH_FIL2_CH1 0x31
+#define NAU8540_REG_NOTCH_FIL1_CH2 0x32
+#define NAU8540_REG_NOTCH_FIL2_CH2 0x33
+#define NAU8540_REG_NOTCH_FIL1_CH3 0x34
+#define NAU8540_REG_NOTCH_FIL2_CH3 0x35
+#define NAU8540_REG_NOTCH_FIL1_CH4 0x36
+#define NAU8540_REG_NOTCH_FIL2_CH4 0x37
+#define NAU8540_REG_HPF_FILTER_CH12 0x38
+#define NAU8540_REG_HPF_FILTER_CH34 0x39
+#define NAU8540_REG_ADC_SAMPLE_RATE 0x3A
+#define NAU8540_REG_DIGITAL_GAIN_CH1 0x40
+#define NAU8540_REG_DIGITAL_GAIN_CH2 0x41
+#define NAU8540_REG_DIGITAL_GAIN_CH3 0x42
+#define NAU8540_REG_DIGITAL_GAIN_CH4 0x43
+#define NAU8540_REG_DIGITAL_MUX 0x44
+#define NAU8540_REG_P2P_CH1 0x48
+#define NAU8540_REG_P2P_CH2 0x49
+#define NAU8540_REG_P2P_CH3 0x4A
+#define NAU8540_REG_P2P_CH4 0x4B
+#define NAU8540_REG_PEAK_CH1 0x4C
+#define NAU8540_REG_PEAK_CH2 0x4D
+#define NAU8540_REG_PEAK_CH3 0x4E
+#define NAU8540_REG_PEAK_CH4 0x4F
+#define NAU8540_REG_GPIO_CTRL 0x50
+#define NAU8540_REG_MISC_CTRL 0x51
+#define NAU8540_REG_I2C_CTRL 0x52
+#define NAU8540_REG_I2C_DEVICE_ID 0x58
+#define NAU8540_REG_RST 0x5A
+#define NAU8540_REG_VMID_CTRL 0x60
+#define NAU8540_REG_MUTE 0x61
+#define NAU8540_REG_ANALOG_ADC1 0x64
+#define NAU8540_REG_ANALOG_ADC2 0x65
+#define NAU8540_REG_ANALOG_PWR 0x66
+#define NAU8540_REG_MIC_BIAS 0x67
+#define NAU8540_REG_REFERENCE 0x68
+#define NAU8540_REG_FEPGA1 0x69
+#define NAU8540_REG_FEPGA2 0x6A
+#define NAU8540_REG_FEPGA3 0x6B
+#define NAU8540_REG_FEPGA4 0x6C
+#define NAU8540_REG_PWR 0x6D
+#define NAU8540_REG_MAX NAU8540_REG_PWR
/* POWER_MANAGEMENT (0x01) */
-#define NAU8540_ADC4_EN (0x1 << 3)
-#define NAU8540_ADC3_EN (0x1 << 2)
-#define NAU8540_ADC2_EN (0x1 << 1)
-#define NAU8540_ADC1_EN 0x1
+#define NAU8540_ADC4_EN (0x1 << 3)
+#define NAU8540_ADC3_EN (0x1 << 2)
+#define NAU8540_ADC2_EN (0x1 << 1)
+#define NAU8540_ADC1_EN 0x1
/* CLOCK_CTRL (0x02) */
-#define NAU8540_CLK_ADC_EN (0x1 << 15)
-#define NAU8540_CLK_I2S_EN (0x1 << 1)
+#define NAU8540_CLK_ADC_EN (0x1 << 15)
+#define NAU8540_CLK_I2S_EN (0x1 << 1)
/* CLOCK_SRC (0x03) */
-#define NAU8540_CLK_SRC_SFT 15
-#define NAU8540_CLK_SRC_MASK (1 << NAU8540_CLK_SRC_SFT)
-#define NAU8540_CLK_SRC_VCO (1 << NAU8540_CLK_SRC_SFT)
-#define NAU8540_CLK_SRC_MCLK (0 << NAU8540_CLK_SRC_SFT)
-#define NAU8540_CLK_ADC_SRC_SFT 6
-#define NAU8540_CLK_ADC_SRC_MASK (0x3 << NAU8540_CLK_ADC_SRC_SFT)
-#define NAU8540_CLK_MCLK_SRC_MASK 0xf
+#define NAU8540_CLK_SRC_SFT 15
+#define NAU8540_CLK_SRC_MASK (1 << NAU8540_CLK_SRC_SFT)
+#define NAU8540_CLK_SRC_VCO (1 << NAU8540_CLK_SRC_SFT)
+#define NAU8540_CLK_SRC_MCLK (0 << NAU8540_CLK_SRC_SFT)
+#define NAU8540_CLK_ADC_SRC_SFT 6
+#define NAU8540_CLK_ADC_SRC_MASK (0x3 << NAU8540_CLK_ADC_SRC_SFT)
+#define NAU8540_CLK_MCLK_SRC_MASK 0xf
/* FLL1 (0x04) */
-#define NAU8540_FLL_RATIO_MASK 0x7f
+#define NAU8540_FLL_RATIO_MASK 0x7f
/* FLL3 (0x06) */
-#define NAU8540_FLL_CLK_SRC_SFT 10
-#define NAU8540_FLL_CLK_SRC_MASK (0x3 << NAU8540_FLL_CLK_SRC_SFT)
-#define NAU8540_FLL_CLK_SRC_MCLK (0 << NAU8540_FLL_CLK_SRC_SFT)
-#define NAU8540_FLL_CLK_SRC_BLK (0x2 << NAU8540_FLL_CLK_SRC_SFT)
-#define NAU8540_FLL_CLK_SRC_FS (0x3 << NAU8540_FLL_CLK_SRC_SFT)
-#define NAU8540_FLL_INTEGER_MASK 0x3ff
+#define NAU8540_FLL_CLK_SRC_SFT 10
+#define NAU8540_FLL_CLK_SRC_MASK (0x3 << NAU8540_FLL_CLK_SRC_SFT)
+#define NAU8540_FLL_CLK_SRC_MCLK (0 << NAU8540_FLL_CLK_SRC_SFT)
+#define NAU8540_FLL_CLK_SRC_BLK (0x2 << NAU8540_FLL_CLK_SRC_SFT)
+#define NAU8540_FLL_CLK_SRC_FS (0x3 << NAU8540_FLL_CLK_SRC_SFT)
+#define NAU8540_FLL_INTEGER_MASK 0x3ff
/* FLL4 (0x07) */
-#define NAU8540_FLL_REF_DIV_SFT 10
-#define NAU8540_FLL_REF_DIV_MASK (0x3 << NAU8540_FLL_REF_DIV_SFT)
+#define NAU8540_FLL_REF_DIV_SFT 10
+#define NAU8540_FLL_REF_DIV_MASK (0x3 << NAU8540_FLL_REF_DIV_SFT)
/* FLL5 (0x08) */
-#define NAU8540_FLL_PDB_DAC_EN (0x1 << 15)
-#define NAU8540_FLL_LOOP_FTR_EN (0x1 << 14)
-#define NAU8540_FLL_CLK_SW_MASK (0x1 << 13)
-#define NAU8540_FLL_CLK_SW_N2 (0x1 << 13)
-#define NAU8540_FLL_CLK_SW_REF (0x0 << 13)
-#define NAU8540_FLL_FTR_SW_MASK (0x1 << 12)
-#define NAU8540_FLL_FTR_SW_ACCU (0x1 << 12)
-#define NAU8540_FLL_FTR_SW_FILTER (0x0 << 12)
+#define NAU8540_FLL_PDB_DAC_EN (0x1 << 15)
+#define NAU8540_FLL_LOOP_FTR_EN (0x1 << 14)
+#define NAU8540_FLL_CLK_SW_MASK (0x1 << 13)
+#define NAU8540_FLL_CLK_SW_N2 (0x1 << 13)
+#define NAU8540_FLL_CLK_SW_REF (0x0 << 13)
+#define NAU8540_FLL_FTR_SW_MASK (0x1 << 12)
+#define NAU8540_FLL_FTR_SW_ACCU (0x1 << 12)
+#define NAU8540_FLL_FTR_SW_FILTER (0x0 << 12)
/* FLL6 (0x9) */
-#define NAU8540_DCO_EN (0x1 << 15)
-#define NAU8540_SDM_EN (0x1 << 14)
+#define NAU8540_DCO_EN (0x1 << 15)
+#define NAU8540_SDM_EN (0x1 << 14)
/* PCM_CTRL0 (0x10) */
-#define NAU8540_I2S_BP_SFT 7
-#define NAU8540_I2S_BP_INV (0x1 << NAU8540_I2S_BP_SFT)
-#define NAU8540_I2S_PCMB_SFT 6
-#define NAU8540_I2S_PCMB_EN (0x1 << NAU8540_I2S_PCMB_SFT)
-#define NAU8540_I2S_DL_SFT 2
-#define NAU8540_I2S_DL_MASK (0x3 << NAU8540_I2S_DL_SFT)
-#define NAU8540_I2S_DL_16 (0 << NAU8540_I2S_DL_SFT)
-#define NAU8540_I2S_DL_20 (0x1 << NAU8540_I2S_DL_SFT)
-#define NAU8540_I2S_DL_24 (0x2 << NAU8540_I2S_DL_SFT)
-#define NAU8540_I2S_DL_32 (0x3 << NAU8540_I2S_DL_SFT)
-#define NAU8540_I2S_DF_MASK 0x3
-#define NAU8540_I2S_DF_RIGTH 0
-#define NAU8540_I2S_DF_LEFT 0x1
-#define NAU8540_I2S_DF_I2S 0x2
-#define NAU8540_I2S_DF_PCM_AB 0x3
+#define NAU8540_I2S_BP_SFT 7
+#define NAU8540_I2S_BP_INV (0x1 << NAU8540_I2S_BP_SFT)
+#define NAU8540_I2S_PCMB_SFT 6
+#define NAU8540_I2S_PCMB_EN (0x1 << NAU8540_I2S_PCMB_SFT)
+#define NAU8540_I2S_DL_SFT 2
+#define NAU8540_I2S_DL_MASK (0x3 << NAU8540_I2S_DL_SFT)
+#define NAU8540_I2S_DL_16 (0 << NAU8540_I2S_DL_SFT)
+#define NAU8540_I2S_DL_20 (0x1 << NAU8540_I2S_DL_SFT)
+#define NAU8540_I2S_DL_24 (0x2 << NAU8540_I2S_DL_SFT)
+#define NAU8540_I2S_DL_32 (0x3 << NAU8540_I2S_DL_SFT)
+#define NAU8540_I2S_DF_MASK 0x3
+#define NAU8540_I2S_DF_RIGTH 0
+#define NAU8540_I2S_DF_LEFT 0x1
+#define NAU8540_I2S_DF_I2S 0x2
+#define NAU8540_I2S_DF_PCM_AB 0x3
/* PCM_CTRL1 (0x11) */
-#define NAU8540_I2S_LRC_DIV_SFT 12
-#define NAU8540_I2S_LRC_DIV_MASK (0x3 << NAU8540_I2S_LRC_DIV_SFT)
-#define NAU8540_I2S_DO12_OE (0x1 << 4)
-#define NAU8540_I2S_MS_SFT 3
-#define NAU8540_I2S_MS_MASK (0x1 << NAU8540_I2S_MS_SFT)
-#define NAU8540_I2S_MS_MASTER (0x1 << NAU8540_I2S_MS_SFT)
-#define NAU8540_I2S_MS_SLAVE (0x0 << NAU8540_I2S_MS_SFT)
-#define NAU8540_I2S_BLK_DIV_MASK 0x7
+#define NAU8540_I2S_LRC_DIV_SFT 12
+#define NAU8540_I2S_LRC_DIV_MASK (0x3 << NAU8540_I2S_LRC_DIV_SFT)
+#define NAU8540_I2S_DO12_OE (0x1 << 4)
+#define NAU8540_I2S_MS_SFT 3
+#define NAU8540_I2S_MS_MASK (0x1 << NAU8540_I2S_MS_SFT)
+#define NAU8540_I2S_MS_MASTER (0x1 << NAU8540_I2S_MS_SFT)
+#define NAU8540_I2S_MS_SLAVE (0x0 << NAU8540_I2S_MS_SFT)
+#define NAU8540_I2S_BLK_DIV_MASK 0x7
/* PCM_CTRL1 (0x12) */
-#define NAU8540_I2S_DO34_OE (0x1 << 11)
-#define NAU8540_I2S_TSLOT_L_MASK 0x3ff
+#define NAU8540_I2S_DO34_OE (0x1 << 11)
+#define NAU8540_I2S_TSLOT_L_MASK 0x3ff
/* PCM_CTRL4 (0x14) */
-#define NAU8540_TDM_MODE (0x1 << 15)
-#define NAU8540_TDM_OFFSET_EN (0x1 << 14)
-#define NAU8540_TDM_TX_MASK 0xf
+#define NAU8540_TDM_MODE (0x1 << 15)
+#define NAU8540_TDM_OFFSET_EN (0x1 << 14)
+#define NAU8540_TDM_TX_MASK 0xf
/* ADC_SAMPLE_RATE (0x3A) */
-#define NAU8540_ADC_OSR_MASK 0x3
-#define NAU8540_ADC_OSR_256 0x3
-#define NAU8540_ADC_OSR_128 0x2
-#define NAU8540_ADC_OSR_64 0x1
-#define NAU8540_ADC_OSR_32 0x0
+#define NAU8540_ADC_OSR_MASK 0x3
+#define NAU8540_ADC_OSR_256 0x3
+#define NAU8540_ADC_OSR_128 0x2
+#define NAU8540_ADC_OSR_64 0x1
+#define NAU8540_ADC_OSR_32 0x0
/* VMID_CTRL (0x60) */
-#define NAU8540_VMID_EN (1 << 6)
-#define NAU8540_VMID_SEL_SFT 4
-#define NAU8540_VMID_SEL_MASK (0x3 << NAU8540_VMID_SEL_SFT)
+#define NAU8540_VMID_EN (1 << 6)
+#define NAU8540_VMID_SEL_SFT 4
+#define NAU8540_VMID_SEL_MASK (0x3 << NAU8540_VMID_SEL_SFT)
/* MIC_BIAS (0x67) */
-#define NAU8540_PU_PRE (0x1 << 8)
+#define NAU8540_PU_PRE (0x1 << 8)
/* REFERENCE (0x68) */
-#define NAU8540_PRECHARGE_DIS (0x1 << 13)
-#define NAU8540_GLOBAL_BIAS_EN (0x1 << 12)
+#define NAU8540_PRECHARGE_DIS (0x1 << 13)
+#define NAU8540_GLOBAL_BIAS_EN (0x1 << 12)
/* System Clock Source */
enum {
- NAU8540_CLK_DIS,
- NAU8540_CLK_MCLK,
- NAU8540_CLK_INTERNAL,
- NAU8540_CLK_FLL_MCLK,
- NAU8540_CLK_FLL_BLK,
- NAU8540_CLK_FLL_FS,
+ NAU8540_CLK_DIS,
+ NAU8540_CLK_MCLK,
+ NAU8540_CLK_INTERNAL,
+ NAU8540_CLK_FLL_MCLK,
+ NAU8540_CLK_FLL_BLK,
+ NAU8540_CLK_FLL_FS,
};
struct nau8540 {
- struct device *dev;
- struct regmap *regmap;
+ struct device *dev;
+ struct regmap *regmap;
};
struct nau8540_fll {
- int mclk_src;
- int ratio;
- int fll_frac;
- int fll_int;
- int clk_ref_div;
+ int mclk_src;
+ int ratio;
+ int fll_frac;
+ int fll_int;
+ int clk_ref_div;
};
struct nau8540_fll_attr {
- unsigned int param;
- unsigned int val;
+ unsigned int param;
+ unsigned int val;
};
/* over sampling rate */
struct nau8540_osr_attr {
- unsigned int osr;
- unsigned int clk_src;
+ unsigned int osr;
+ unsigned int clk_src;
};
-#endif /* __NAU8540_H__ */
+#endif /* __NAU8540_H__ */
git.samba.org / sfrench / cifs-2.6.git / commitdiff