1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Elonics E4000 silicon tuner driver
4  *
5  * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
6  */
7 
8 #ifndef E4000_PRIV_H
9 #define E4000_PRIV_H
10 
11 #include "e4000.h"
12 #include <linux/math64.h>
13 #include <media/v4l2-ctrls.h>
14 #include <media/v4l2-subdev.h>
15 #include <linux/regmap.h>
16 
17 struct e4000_dev {
18 	struct i2c_client *client;
19 	struct regmap *regmap;
20 	u32 clk;
21 	struct dvb_frontend *fe;
22 	struct v4l2_subdev sd;
23 	bool active;
24 	unsigned int f_frequency;
25 	unsigned int f_bandwidth;
26 
27 	/* Controls */
28 	struct v4l2_ctrl_handler hdl;
29 	struct v4l2_ctrl *bandwidth_auto;
30 	struct v4l2_ctrl *bandwidth;
31 	struct v4l2_ctrl *lna_gain_auto;
32 	struct v4l2_ctrl *lna_gain;
33 	struct v4l2_ctrl *mixer_gain_auto;
34 	struct v4l2_ctrl *mixer_gain;
35 	struct v4l2_ctrl *if_gain_auto;
36 	struct v4l2_ctrl *if_gain;
37 	struct v4l2_ctrl *pll_lock;
38 };
39 
40 struct e4000_pll {
41 	u32 freq;
42 	u8 div_out_reg;
43 	u8 div_out;
44 };
45 
46 static const struct e4000_pll e4000_pll_lut[] = {
47 /*                                      VCO min    VCO max */
48 	{   72400000, 0x0f, 48 }, /* .......... 3475200000 */
49 	{   81200000, 0x0e, 40 }, /* 2896000000 3248000000 */
50 	{  108300000, 0x0d, 32 }, /* 2598400000 3465600000 */
51 	{  162500000, 0x0c, 24 }, /* 2599200000 3900000000 */
52 	{  216600000, 0x0b, 16 }, /* 2600000000 3465600000 */
53 	{  325000000, 0x0a, 12 }, /* 2599200000 3900000000 */
54 	{  350000000, 0x09,  8 }, /* 2600000000 2800000000 */
55 	{  432000000, 0x03,  8 }, /* 2800000000 3456000000 */
56 	{  667000000, 0x02,  6 }, /* 2592000000 4002000000 */
57 	{ 1200000000, 0x01,  4 }, /* 2668000000 4800000000 */
58 	{ 0xffffffff, 0x00,  2 }, /* 2400000000 .......... */
59 };
60 
61 struct e4000_lna_filter {
62 	u32 freq;
63 	u8 val;
64 };
65 
66 static const struct e4000_lna_filter e400_lna_filter_lut[] = {
67 	{  370000000,  0 },
68 	{  392500000,  1 },
69 	{  415000000,  2 },
70 	{  437500000,  3 },
71 	{  462500000,  4 },
72 	{  490000000,  5 },
73 	{  522500000,  6 },
74 	{  557500000,  7 },
75 	{  595000000,  8 },
76 	{  642500000,  9 },
77 	{  695000000, 10 },
78 	{  740000000, 11 },
79 	{  800000000, 12 },
80 	{  865000000, 13 },
81 	{  930000000, 14 },
82 	{ 1000000000, 15 },
83 	{ 1310000000,  0 },
84 	{ 1340000000,  1 },
85 	{ 1385000000,  2 },
86 	{ 1427500000,  3 },
87 	{ 1452500000,  4 },
88 	{ 1475000000,  5 },
89 	{ 1510000000,  6 },
90 	{ 1545000000,  7 },
91 	{ 1575000000,  8 },
92 	{ 1615000000,  9 },
93 	{ 1650000000, 10 },
94 	{ 1670000000, 11 },
95 	{ 1690000000, 12 },
96 	{ 1710000000, 13 },
97 	{ 1735000000, 14 },
98 	{ 0xffffffff, 15 },
99 };
100 
101 struct e4000_band {
102 	u32 freq;
103 	u8 reg07_val;
104 	u8 reg78_val;
105 };
106 
107 static const struct e4000_band e4000_band_lut[] = {
108 	{  140000000, 0x01, 0x03 },
109 	{  350000000, 0x03, 0x03 },
110 	{ 1000000000, 0x05, 0x03 },
111 	{ 0xffffffff, 0x07, 0x00 },
112 };
113 
114 struct e4000_if_filter {
115 	u32 freq;
116 	u8 reg11_val;
117 	u8 reg12_val;
118 };
119 
120 static const struct e4000_if_filter e4000_if_filter_lut[] = {
121 	{    4300000, 0xfd, 0x1f },
122 	{    4400000, 0xfd, 0x1e },
123 	{    4480000, 0xfc, 0x1d },
124 	{    4560000, 0xfc, 0x1c },
125 	{    4600000, 0xfc, 0x1b },
126 	{    4800000, 0xfc, 0x1a },
127 	{    4900000, 0xfc, 0x19 },
128 	{    5000000, 0xfc, 0x18 },
129 	{    5100000, 0xfc, 0x17 },
130 	{    5200000, 0xfc, 0x16 },
131 	{    5400000, 0xfc, 0x15 },
132 	{    5500000, 0xfc, 0x14 },
133 	{    5600000, 0xfc, 0x13 },
134 	{    5800000, 0xfb, 0x12 },
135 	{    5900000, 0xfb, 0x11 },
136 	{    6000000, 0xfb, 0x10 },
137 	{    6200000, 0xfb, 0x0f },
138 	{    6400000, 0xfa, 0x0e },
139 	{    6600000, 0xfa, 0x0d },
140 	{    6800000, 0xf9, 0x0c },
141 	{    7200000, 0xf9, 0x0b },
142 	{    7400000, 0xf9, 0x0a },
143 	{    7600000, 0xf8, 0x09 },
144 	{    7800000, 0xf8, 0x08 },
145 	{    8200000, 0xf8, 0x07 },
146 	{    8600000, 0xf7, 0x06 },
147 	{    8800000, 0xf7, 0x05 },
148 	{    9200000, 0xf7, 0x04 },
149 	{    9600000, 0xf6, 0x03 },
150 	{   10000000, 0xf6, 0x02 },
151 	{   10600000, 0xf5, 0x01 },
152 	{   11000000, 0xf5, 0x00 },
153 	{ 0xffffffff, 0x00, 0x20 },
154 };
155 
156 struct e4000_if_gain {
157 	u8 reg16_val;
158 	u8 reg17_val;
159 };
160 
161 static const struct e4000_if_gain e4000_if_gain_lut[] = {
162 	{0x00, 0x00},
163 	{0x20, 0x00},
164 	{0x40, 0x00},
165 	{0x02, 0x00},
166 	{0x22, 0x00},
167 	{0x42, 0x00},
168 	{0x04, 0x00},
169 	{0x24, 0x00},
170 	{0x44, 0x00},
171 	{0x01, 0x00},
172 	{0x21, 0x00},
173 	{0x41, 0x00},
174 	{0x03, 0x00},
175 	{0x23, 0x00},
176 	{0x43, 0x00},
177 	{0x05, 0x00},
178 	{0x25, 0x00},
179 	{0x45, 0x00},
180 	{0x07, 0x00},
181 	{0x27, 0x00},
182 	{0x47, 0x00},
183 	{0x0f, 0x00},
184 	{0x2f, 0x00},
185 	{0x4f, 0x00},
186 	{0x17, 0x00},
187 	{0x37, 0x00},
188 	{0x57, 0x00},
189 	{0x1f, 0x00},
190 	{0x3f, 0x00},
191 	{0x5f, 0x00},
192 	{0x1f, 0x01},
193 	{0x3f, 0x01},
194 	{0x5f, 0x01},
195 	{0x1f, 0x02},
196 	{0x3f, 0x02},
197 	{0x5f, 0x02},
198 	{0x1f, 0x03},
199 	{0x3f, 0x03},
200 	{0x5f, 0x03},
201 	{0x1f, 0x04},
202 	{0x3f, 0x04},
203 	{0x5f, 0x04},
204 	{0x1f, 0x0c},
205 	{0x3f, 0x0c},
206 	{0x5f, 0x0c},
207 	{0x1f, 0x14},
208 	{0x3f, 0x14},
209 	{0x5f, 0x14},
210 	{0x1f, 0x1c},
211 	{0x3f, 0x1c},
212 	{0x5f, 0x1c},
213 	{0x1f, 0x24},
214 	{0x3f, 0x24},
215 	{0x5f, 0x24},
216 	{0x7f, 0x24},
217 };
218 
219 #endif
220