1/*
2 * Elonics E4000 silicon tuner driver
3 *
4 * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
5 *
6 *    This program is free software; you can redistribute it and/or modify
7 *    it under the terms of the GNU General Public License as published by
8 *    the Free Software Foundation; either version 2 of the License, or
9 *    (at your option) any later version.
10 *
11 *    This program is distributed in the hope that it will be useful,
12 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
13 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14 *    GNU General Public License for more details.
15 *
16 *    You should have received a copy of the GNU General Public License along
17 *    with this program; if not, write to the Free Software Foundation, Inc.,
18 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 */
20
21#ifndef E4000_PRIV_H
22#define E4000_PRIV_H
23
24#include "e4000.h"
25#include <media/v4l2-ctrls.h>
26#include <media/v4l2-subdev.h>
27#include <linux/regmap.h>
28
29struct e4000 {
30	struct i2c_client *client;
31	struct regmap *regmap;
32	u32 clock;
33	struct dvb_frontend *fe;
34	struct v4l2_subdev sd;
35	bool active;
36
37	/* Controls */
38	struct v4l2_ctrl_handler hdl;
39	struct v4l2_ctrl *bandwidth_auto;
40	struct v4l2_ctrl *bandwidth;
41	struct v4l2_ctrl *lna_gain_auto;
42	struct v4l2_ctrl *lna_gain;
43	struct v4l2_ctrl *mixer_gain_auto;
44	struct v4l2_ctrl *mixer_gain;
45	struct v4l2_ctrl *if_gain_auto;
46	struct v4l2_ctrl *if_gain;
47	struct v4l2_ctrl *pll_lock;
48};
49
50struct e4000_pll {
51	u32 freq;
52	u8 div;
53	u8 mul;
54};
55
56static const struct e4000_pll e4000_pll_lut[] = {
57/*                                      VCO min    VCO max */
58	{   72400000, 0x0f, 48 }, /* .......... 3475200000 */
59	{   81200000, 0x0e, 40 }, /* 2896000000 3248000000 */
60	{  108300000, 0x0d, 32 }, /* 2598400000 3465600000 */
61	{  162500000, 0x0c, 24 }, /* 2599200000 3900000000 */
62	{  216600000, 0x0b, 16 }, /* 2600000000 3465600000 */
63	{  325000000, 0x0a, 12 }, /* 2599200000 3900000000 */
64	{  350000000, 0x09,  8 }, /* 2600000000 2800000000 */
65	{  432000000, 0x03,  8 }, /* 2800000000 3456000000 */
66	{  667000000, 0x02,  6 }, /* 2592000000 4002000000 */
67	{ 1200000000, 0x01,  4 }, /* 2668000000 4800000000 */
68	{ 0xffffffff, 0x00,  2 }, /* 2400000000 .......... */
69};
70
71struct e4000_lna_filter {
72	u32 freq;
73	u8 val;
74};
75
76static const struct e4000_lna_filter e400_lna_filter_lut[] = {
77	{  370000000,  0 },
78	{  392500000,  1 },
79	{  415000000,  2 },
80	{  437500000,  3 },
81	{  462500000,  4 },
82	{  490000000,  5 },
83	{  522500000,  6 },
84	{  557500000,  7 },
85	{  595000000,  8 },
86	{  642500000,  9 },
87	{  695000000, 10 },
88	{  740000000, 11 },
89	{  800000000, 12 },
90	{  865000000, 13 },
91	{  930000000, 14 },
92	{ 1000000000, 15 },
93	{ 1310000000,  0 },
94	{ 1340000000,  1 },
95	{ 1385000000,  2 },
96	{ 1427500000,  3 },
97	{ 1452500000,  4 },
98	{ 1475000000,  5 },
99	{ 1510000000,  6 },
100	{ 1545000000,  7 },
101	{ 1575000000,  8 },
102	{ 1615000000,  9 },
103	{ 1650000000, 10 },
104	{ 1670000000, 11 },
105	{ 1690000000, 12 },
106	{ 1710000000, 13 },
107	{ 1735000000, 14 },
108	{ 0xffffffff, 15 },
109};
110
111struct e4000_band {
112	u32 freq;
113	u8 reg07_val;
114	u8 reg78_val;
115};
116
117static const struct e4000_band e4000_band_lut[] = {
118	{  140000000, 0x01, 0x03 },
119	{  350000000, 0x03, 0x03 },
120	{ 1000000000, 0x05, 0x03 },
121	{ 0xffffffff, 0x07, 0x00 },
122};
123
124struct e4000_if_filter {
125	u32 freq;
126	u8 reg11_val;
127	u8 reg12_val;
128};
129
130static const struct e4000_if_filter e4000_if_filter_lut[] = {
131	{    4300000, 0xfd, 0x1f },
132	{    4400000, 0xfd, 0x1e },
133	{    4480000, 0xfc, 0x1d },
134	{    4560000, 0xfc, 0x1c },
135	{    4600000, 0xfc, 0x1b },
136	{    4800000, 0xfc, 0x1a },
137	{    4900000, 0xfc, 0x19 },
138	{    5000000, 0xfc, 0x18 },
139	{    5100000, 0xfc, 0x17 },
140	{    5200000, 0xfc, 0x16 },
141	{    5400000, 0xfc, 0x15 },
142	{    5500000, 0xfc, 0x14 },
143	{    5600000, 0xfc, 0x13 },
144	{    5800000, 0xfb, 0x12 },
145	{    5900000, 0xfb, 0x11 },
146	{    6000000, 0xfb, 0x10 },
147	{    6200000, 0xfb, 0x0f },
148	{    6400000, 0xfa, 0x0e },
149	{    6600000, 0xfa, 0x0d },
150	{    6800000, 0xf9, 0x0c },
151	{    7200000, 0xf9, 0x0b },
152	{    7400000, 0xf9, 0x0a },
153	{    7600000, 0xf8, 0x09 },
154	{    7800000, 0xf8, 0x08 },
155	{    8200000, 0xf8, 0x07 },
156	{    8600000, 0xf7, 0x06 },
157	{    8800000, 0xf7, 0x05 },
158	{    9200000, 0xf7, 0x04 },
159	{    9600000, 0xf6, 0x03 },
160	{   10000000, 0xf6, 0x02 },
161	{   10600000, 0xf5, 0x01 },
162	{   11000000, 0xf5, 0x00 },
163	{ 0xffffffff, 0x00, 0x20 },
164};
165
166struct e4000_if_gain {
167	u8 reg16_val;
168	u8 reg17_val;
169};
170
171static const struct e4000_if_gain e4000_if_gain_lut[] = {
172	{0x00, 0x00},
173	{0x20, 0x00},
174	{0x40, 0x00},
175	{0x02, 0x00},
176	{0x22, 0x00},
177	{0x42, 0x00},
178	{0x04, 0x00},
179	{0x24, 0x00},
180	{0x44, 0x00},
181	{0x01, 0x00},
182	{0x21, 0x00},
183	{0x41, 0x00},
184	{0x03, 0x00},
185	{0x23, 0x00},
186	{0x43, 0x00},
187	{0x05, 0x00},
188	{0x25, 0x00},
189	{0x45, 0x00},
190	{0x07, 0x00},
191	{0x27, 0x00},
192	{0x47, 0x00},
193	{0x0f, 0x00},
194	{0x2f, 0x00},
195	{0x4f, 0x00},
196	{0x17, 0x00},
197	{0x37, 0x00},
198	{0x57, 0x00},
199	{0x1f, 0x00},
200	{0x3f, 0x00},
201	{0x5f, 0x00},
202	{0x1f, 0x01},
203	{0x3f, 0x01},
204	{0x5f, 0x01},
205	{0x1f, 0x02},
206	{0x3f, 0x02},
207	{0x5f, 0x02},
208	{0x1f, 0x03},
209	{0x3f, 0x03},
210	{0x5f, 0x03},
211	{0x1f, 0x04},
212	{0x3f, 0x04},
213	{0x5f, 0x04},
214	{0x1f, 0x0c},
215	{0x3f, 0x0c},
216	{0x5f, 0x0c},
217	{0x1f, 0x14},
218	{0x3f, 0x14},
219	{0x5f, 0x14},
220	{0x1f, 0x1c},
221	{0x3f, 0x1c},
222	{0x5f, 0x1c},
223	{0x1f, 0x24},
224	{0x3f, 0x24},
225	{0x5f, 0x24},
226	{0x7f, 0x24},
227};
228
229#endif
230