1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* |
3 | * Maxim Integrated MAX2175 RF to Bits tuner driver |
4 | * |
5 | * This driver & most of the hard coded values are based on the reference |
6 | * application delivered by Maxim for this device. |
7 | * |
8 | * Copyright (C) 2016 Maxim Integrated Products |
9 | * Copyright (C) 2017 Renesas Electronics Corporation |
10 | */ |
11 | |
12 | #ifndef __MAX2175_H__ |
13 | #define __MAX2175_H__ |
14 | |
15 | #define MAX2175_EU_XTAL_FREQ 36864000 /* In Hz */ |
16 | #define MAX2175_NA_XTAL_FREQ 40186125 /* In Hz */ |
17 | |
18 | enum max2175_region { |
19 | MAX2175_REGION_EU = 0, /* Europe */ |
20 | MAX2175_REGION_NA, /* North America */ |
21 | }; |
22 | |
23 | enum max2175_band { |
24 | MAX2175_BAND_AM = 0, |
25 | MAX2175_BAND_FM, |
26 | MAX2175_BAND_VHF, |
27 | MAX2175_BAND_L, |
28 | }; |
29 | |
30 | enum max2175_eu_mode { |
31 | /* EU modes */ |
32 | MAX2175_EU_FM_1_2 = 0, |
33 | MAX2175_DAB_1_2, |
34 | |
35 | /* |
36 | * Other possible modes to add in future |
37 | * MAX2175_DAB_1_0, |
38 | * MAX2175_DAB_1_3, |
39 | * MAX2175_EU_FM_2_2, |
40 | * MAX2175_EU_FMHD_4_0, |
41 | * MAX2175_EU_AM_1_0, |
42 | * MAX2175_EU_AM_2_2, |
43 | */ |
44 | }; |
45 | |
46 | enum max2175_na_mode { |
47 | /* NA modes */ |
48 | MAX2175_NA_FM_1_0 = 0, |
49 | MAX2175_NA_FM_2_0, |
50 | |
51 | /* |
52 | * Other possible modes to add in future |
53 | * MAX2175_NA_FMHD_1_0, |
54 | * MAX2175_NA_FMHD_1_2, |
55 | * MAX2175_NA_AM_1_0, |
56 | * MAX2175_NA_AM_1_2, |
57 | */ |
58 | }; |
59 | |
60 | /* Supported I2S modes */ |
61 | enum { |
62 | MAX2175_I2S_MODE0 = 0, |
63 | MAX2175_I2S_MODE1, |
64 | MAX2175_I2S_MODE2, |
65 | MAX2175_I2S_MODE3, |
66 | MAX2175_I2S_MODE4, |
67 | }; |
68 | |
69 | /* Coefficient table groups */ |
70 | enum { |
71 | MAX2175_CH_MSEL = 0, |
72 | MAX2175_EQ_MSEL, |
73 | MAX2175_AA_MSEL, |
74 | }; |
75 | |
76 | /* HSLS LO injection polarity */ |
77 | enum { |
78 | MAX2175_LO_BELOW_DESIRED = 0, |
79 | MAX2175_LO_ABOVE_DESIRED, |
80 | }; |
81 | |
82 | /* Channel FSM modes */ |
83 | enum max2175_csm_mode { |
84 | MAX2175_LOAD_TO_BUFFER = 0, |
85 | MAX2175_PRESET_TUNE, |
86 | MAX2175_SEARCH, |
87 | MAX2175_AF_UPDATE, |
88 | MAX2175_JUMP_FAST_TUNE, |
89 | MAX2175_CHECK, |
90 | MAX2175_LOAD_AND_SWAP, |
91 | MAX2175_END, |
92 | MAX2175_BUFFER_PLUS_PRESET_TUNE, |
93 | MAX2175_BUFFER_PLUS_SEARCH, |
94 | MAX2175_BUFFER_PLUS_AF_UPDATE, |
95 | MAX2175_BUFFER_PLUS_JUMP_FAST_TUNE, |
96 | MAX2175_BUFFER_PLUS_CHECK, |
97 | MAX2175_BUFFER_PLUS_LOAD_AND_SWAP, |
98 | MAX2175_NO_ACTION |
99 | }; |
100 | |
101 | #endif /* __MAX2175_H__ */ |
102 | |