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