1 /* SPDX-License-Identifier: GPL-2.0 */
2 #define CS4245_CHIP_ID 0x01
3 #define CS4245_POWER_CTRL 0x02
4 #define CS4245_DAC_CTRL_1 0x03
5 #define CS4245_ADC_CTRL 0x04
6 #define CS4245_MCLK_FREQ 0x05
7 #define CS4245_SIGNAL_SEL 0x06
8 #define CS4245_PGA_B_CTRL 0x07
9 #define CS4245_PGA_A_CTRL 0x08
10 #define CS4245_ANALOG_IN 0x09
11 #define CS4245_DAC_A_CTRL 0x0a
12 #define CS4245_DAC_B_CTRL 0x0b
13 #define CS4245_DAC_CTRL_2 0x0c
14 #define CS4245_INT_STATUS 0x0d
15 #define CS4245_INT_MASK 0x0e
16 #define CS4245_INT_MODE_MSB 0x0f
17 #define CS4245_INT_MODE_LSB 0x10
20 #define CS4245_CHIP_PART_MASK 0xf0
21 #define CS4245_CHIP_REV_MASK 0x0f
24 #define CS4245_FREEZE 0x80
25 #define CS4245_PDN_MIC 0x08
26 #define CS4245_PDN_ADC 0x04
27 #define CS4245_PDN_DAC 0x02
28 #define CS4245_PDN 0x01
31 #define CS4245_DAC_FM_MASK 0xc0
32 #define CS4245_DAC_FM_SINGLE 0x00
33 #define CS4245_DAC_FM_DOUBLE 0x40
34 #define CS4245_DAC_FM_QUAD 0x80
35 #define CS4245_DAC_DIF_MASK 0x30
36 #define CS4245_DAC_DIF_LJUST 0x00
37 #define CS4245_DAC_DIF_I2S 0x10
38 #define CS4245_DAC_DIF_RJUST_16 0x20
39 #define CS4245_DAC_DIF_RJUST_24 0x30
40 #define CS4245_RESERVED_1 0x08
41 #define CS4245_MUTE_DAC 0x04
42 #define CS4245_DEEMPH 0x02
43 #define CS4245_DAC_MASTER 0x01
46 #define CS4245_ADC_FM_MASK 0xc0
47 #define CS4245_ADC_FM_SINGLE 0x00
48 #define CS4245_ADC_FM_DOUBLE 0x40
49 #define CS4245_ADC_FM_QUAD 0x80
50 #define CS4245_ADC_DIF_MASK 0x10
51 #define CS4245_ADC_DIF_LJUST 0x00
52 #define CS4245_ADC_DIF_I2S 0x10
53 #define CS4245_MUTE_ADC 0x04
54 #define CS4245_HPF_FREEZE 0x02
55 #define CS4245_ADC_MASTER 0x01
58 #define CS4245_MCLK1_MASK 0x70
59 #define CS4245_MCLK1_SHIFT 4
60 #define CS4245_MCLK2_MASK 0x07
61 #define CS4245_MCLK2_SHIFT 0
62 #define CS4245_MCLK_1 0
63 #define CS4245_MCLK_1_5 1
64 #define CS4245_MCLK_2 2
65 #define CS4245_MCLK_3 3
66 #define CS4245_MCLK_4 4
68 /* Signal Selection */
69 #define CS4245_A_OUT_SEL_MASK 0x60
70 #define CS4245_A_OUT_SEL_HIZ 0x00
71 #define CS4245_A_OUT_SEL_DAC 0x20
72 #define CS4245_A_OUT_SEL_PGA 0x40
73 #define CS4245_LOOP 0x02
74 #define CS4245_ASYNCH 0x01
76 /* Channel B/A PGA Control */
77 #define CS4245_PGA_GAIN_MASK 0x3f
79 /* ADC Input Control */
80 #define CS4245_PGA_SOFT 0x10
81 #define CS4245_PGA_ZERO 0x08
82 #define CS4245_SEL_MASK 0x07
83 #define CS4245_SEL_MIC 0x00
84 #define CS4245_SEL_INPUT_1 0x01
85 #define CS4245_SEL_INPUT_2 0x02
86 #define CS4245_SEL_INPUT_3 0x03
87 #define CS4245_SEL_INPUT_4 0x04
88 #define CS4245_SEL_INPUT_5 0x05
89 #define CS4245_SEL_INPUT_6 0x06
91 /* DAC Channel A/B Volume Control */
92 #define CS4245_VOL_MASK 0xff
95 #define CS4245_DAC_SOFT 0x80
96 #define CS4245_DAC_ZERO 0x40
97 #define CS4245_INVERT_DAC 0x20
98 #define CS4245_INT_ACTIVE_HIGH 0x01
100 /* Interrupt Status/Mask/Mode */
101 #define CS4245_ADC_CLK_ERR 0x08
102 #define CS4245_DAC_CLK_ERR 0x04
103 #define CS4245_ADC_OVFL 0x02
104 #define CS4245_ADC_UNDRFL 0x01
106 #define CS4245_SPI_ADDRESS_S (0x9e << 16)
107 #define CS4245_SPI_WRITE_S (0 << 16)
109 #define CS4245_SPI_ADDRESS 0x9e
110 #define CS4245_SPI_WRITE 0
111 #define CS4245_SPI_READ 1