1 /*
2  * FCI FC2580 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 FC2580_PRIV_H
22 #define FC2580_PRIV_H
23 
24 #include "fc2580.h"
25 #include <linux/math64.h>
26 
27 struct fc2580_reg_val {
28 	u8 reg;
29 	u8 val;
30 };
31 
32 static const struct fc2580_reg_val fc2580_init_reg_vals[] = {
33 	{0x00, 0x00},
34 	{0x12, 0x86},
35 	{0x14, 0x5c},
36 	{0x16, 0x3c},
37 	{0x1f, 0xd2},
38 	{0x09, 0xd7},
39 	{0x0b, 0xd5},
40 	{0x0c, 0x32},
41 	{0x0e, 0x43},
42 	{0x21, 0x0a},
43 	{0x22, 0x82},
44 	{0x45, 0x10},
45 	{0x4c, 0x00},
46 	{0x3f, 0x88},
47 	{0x02, 0x0e},
48 	{0x58, 0x14},
49 };
50 
51 struct fc2580_pll {
52 	u32 freq;
53 	u8 div;
54 	u8 band;
55 };
56 
57 static const struct fc2580_pll fc2580_pll_lut[] = {
58 	/*                            VCO min    VCO max */
59 	{ 400000000, 12, 0x80}, /* .......... 4800000000 */
60 	{1000000000,  4, 0x00}, /* 1600000000 4000000000 */
61 	{0xffffffff,  2, 0x40}, /* 2000000000 .......... */
62 };
63 
64 struct fc2580_if_filter {
65 	u32 freq;
66 	u16 mul;
67 	u8 r36_val;
68 	u8 r39_val;
69 };
70 
71 static const struct fc2580_if_filter fc2580_if_filter_lut[] = {
72 	{   6000000, 4400, 0x18, 0x00},
73 	{   7000000, 3910, 0x18, 0x80},
74 	{   8000000, 3300, 0x18, 0x80},
75 	{0xffffffff, 3300, 0x18, 0x80},
76 };
77 
78 struct fc2580_freq_regs {
79 	u32 freq;
80 	u8 r25_val;
81 	u8 r27_val;
82 	u8 r28_val;
83 	u8 r29_val;
84 	u8 r2b_val;
85 	u8 r2c_val;
86 	u8 r2d_val;
87 	u8 r30_val;
88 	u8 r44_val;
89 	u8 r50_val;
90 	u8 r53_val;
91 	u8 r5f_val;
92 	u8 r61_val;
93 	u8 r62_val;
94 	u8 r63_val;
95 	u8 r67_val;
96 	u8 r68_val;
97 	u8 r69_val;
98 	u8 r6a_val;
99 	u8 r6b_val;
100 	u8 r6c_val;
101 	u8 r6d_val;
102 	u8 r6e_val;
103 	u8 r6f_val;
104 };
105 
106 /* XXX: 0xff is used for don't-care! */
107 static const struct fc2580_freq_regs fc2580_freq_regs_lut[] = {
108 	{ 400000000,
109 		0xff, 0x77, 0x33, 0x40, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
110 		0x50, 0x0f, 0x07, 0x00, 0x15, 0x03, 0x05, 0x10, 0x12, 0x08,
111 		0x0a, 0x78, 0x32, 0x54},
112 	{ 538000000,
113 		0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
114 		0x50, 0x13, 0x07, 0x06, 0x15, 0x06, 0x08, 0x10, 0x12, 0x0b,
115 		0x0c, 0x78, 0x32, 0x14},
116 	{ 794000000,
117 		0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
118 		0x50, 0x15, 0x03, 0x03, 0x15, 0x03, 0x05, 0x0c, 0x0e, 0x0b,
119 		0x0c, 0x78, 0x32, 0x14},
120 	{1000000000,
121 		0xf0, 0x77, 0x53, 0x60, 0xff, 0xff, 0xff, 0x09, 0xff, 0x8c,
122 		0x50, 0x15, 0x07, 0x06, 0x15, 0x07, 0x09, 0x10, 0x12, 0x0b,
123 		0x0c, 0x78, 0x32, 0x14},
124 	{0xffffffff,
125 		0xff, 0xff, 0xff, 0xff, 0x70, 0x37, 0xe7, 0x09, 0x20, 0x8c,
126 		0x50, 0x0f, 0x0f, 0x00, 0x13, 0x00, 0x02, 0x0c, 0x0e, 0x08,
127 		0x0a, 0xa0, 0x50, 0x14},
128 };
129 
130 struct fc2580_priv {
131 	const struct fc2580_config *cfg;
132 	struct i2c_adapter *i2c;
133 };
134 
135 #endif
136