111 lines
2.9 KiB
C
111 lines
2.9 KiB
C
#define CS4245_CHIP_ID 0x01
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#define CS4245_POWER_CTRL 0x02
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#define CS4245_DAC_CTRL_1 0x03
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#define CS4245_ADC_CTRL 0x04
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#define CS4245_MCLK_FREQ 0x05
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#define CS4245_SIGNAL_SEL 0x06
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#define CS4245_PGA_B_CTRL 0x07
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#define CS4245_PGA_A_CTRL 0x08
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#define CS4245_ANALOG_IN 0x09
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#define CS4245_DAC_A_CTRL 0x0a
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#define CS4245_DAC_B_CTRL 0x0b
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#define CS4245_DAC_CTRL_2 0x0c
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#define CS4245_INT_STATUS 0x0d
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#define CS4245_INT_MASK 0x0e
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#define CS4245_INT_MODE_MSB 0x0f
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#define CS4245_INT_MODE_LSB 0x10
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/* Chip ID */
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#define CS4245_CHIP_PART_MASK 0xf0
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#define CS4245_CHIP_REV_MASK 0x0f
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/* Power Control */
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#define CS4245_FREEZE 0x80
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#define CS4245_PDN_MIC 0x08
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#define CS4245_PDN_ADC 0x04
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#define CS4245_PDN_DAC 0x02
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#define CS4245_PDN 0x01
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/* DAC Control */
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#define CS4245_DAC_FM_MASK 0xc0
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#define CS4245_DAC_FM_SINGLE 0x00
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#define CS4245_DAC_FM_DOUBLE 0x40
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#define CS4245_DAC_FM_QUAD 0x80
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#define CS4245_DAC_DIF_MASK 0x30
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#define CS4245_DAC_DIF_LJUST 0x00
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#define CS4245_DAC_DIF_I2S 0x10
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#define CS4245_DAC_DIF_RJUST_16 0x20
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#define CS4245_DAC_DIF_RJUST_24 0x30
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#define CS4245_RESERVED_1 0x08
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#define CS4245_MUTE_DAC 0x04
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#define CS4245_DEEMPH 0x02
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#define CS4245_DAC_MASTER 0x01
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/* ADC Control */
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#define CS4245_ADC_FM_MASK 0xc0
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#define CS4245_ADC_FM_SINGLE 0x00
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#define CS4245_ADC_FM_DOUBLE 0x40
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#define CS4245_ADC_FM_QUAD 0x80
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#define CS4245_ADC_DIF_MASK 0x10
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#define CS4245_ADC_DIF_LJUST 0x00
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#define CS4245_ADC_DIF_I2S 0x10
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#define CS4245_MUTE_ADC 0x04
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#define CS4245_HPF_FREEZE 0x02
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#define CS4245_ADC_MASTER 0x01
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/* MCLK Frequency */
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#define CS4245_MCLK1_MASK 0x70
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#define CS4245_MCLK1_SHIFT 4
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#define CS4245_MCLK2_MASK 0x07
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#define CS4245_MCLK2_SHIFT 0
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#define CS4245_MCLK_1 0
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#define CS4245_MCLK_1_5 1
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#define CS4245_MCLK_2 2
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#define CS4245_MCLK_3 3
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#define CS4245_MCLK_4 4
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/* Signal Selection */
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#define CS4245_A_OUT_SEL_MASK 0x60
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#define CS4245_A_OUT_SEL_HIZ 0x00
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#define CS4245_A_OUT_SEL_DAC 0x20
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#define CS4245_A_OUT_SEL_PGA 0x40
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#define CS4245_LOOP 0x02
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#define CS4245_ASYNCH 0x01
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/* Channel B/A PGA Control */
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#define CS4245_PGA_GAIN_MASK 0x3f
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/* ADC Input Control */
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#define CS4245_PGA_SOFT 0x10
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#define CS4245_PGA_ZERO 0x08
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#define CS4245_SEL_MASK 0x07
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#define CS4245_SEL_MIC 0x00
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#define CS4245_SEL_INPUT_1 0x01
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#define CS4245_SEL_INPUT_2 0x02
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#define CS4245_SEL_INPUT_3 0x03
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#define CS4245_SEL_INPUT_4 0x04
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#define CS4245_SEL_INPUT_5 0x05
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#define CS4245_SEL_INPUT_6 0x06
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/* DAC Channel A/B Volume Control */
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#define CS4245_VOL_MASK 0xff
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/* DAC Control 2 */
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#define CS4245_DAC_SOFT 0x80
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#define CS4245_DAC_ZERO 0x40
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#define CS4245_INVERT_DAC 0x20
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#define CS4245_INT_ACTIVE_HIGH 0x01
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/* Interrupt Status/Mask/Mode */
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#define CS4245_ADC_CLK_ERR 0x08
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#define CS4245_DAC_CLK_ERR 0x04
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#define CS4245_ADC_OVFL 0x02
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#define CS4245_ADC_UNDRFL 0x01
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#define CS4245_SPI_ADDRESS_S (0x9e << 16)
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#define CS4245_SPI_WRITE_S (0 << 16)
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#define CS4245_SPI_ADDRESS 0x9e
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#define CS4245_SPI_WRITE 0
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#define CS4245_SPI_READ 1
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