1 /*
2 	STB6100 Silicon Tuner
3 	Copyright (C) Manu Abraham (abraham.manu@gmail.com)
4 
5 	Copyright (C) ST Microelectronics
6 
7 	This program is free software; you can redistribute it and/or modify
8 	it under the terms of the GNU General Public License as published by
9 	the Free Software Foundation; either version 2 of the License, or
10 	(at your option) any later version.
11 
12 	This program is distributed in the hope that it will be useful,
13 	but WITHOUT ANY WARRANTY; without even the implied warranty of
14 	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 	GNU General Public License for more details.
16 
17 	You should have received a copy of the GNU General Public License
18 	along with this program; if not, write to the Free Software
19 	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 */
21 
22 #ifndef __STB_6100_REG_H
23 #define __STB_6100_REG_H
24 
25 #include <linux/dvb/frontend.h>
26 #include "dvb_frontend.h"
27 
28 #define STB6100_LD			0x00
29 #define STB6100_LD_LOCK			(1 << 0)
30 
31 #define STB6100_VCO			0x01
32 #define STB6100_VCO_OSCH		(0x01 << 7)
33 #define STB6100_VCO_OSCH_SHIFT		7
34 #define STB6100_VCO_OCK			(0x03 << 5)
35 #define STB6100_VCO_OCK_SHIFT		5
36 #define STB6100_VCO_ODIV		(0x01 << 4)
37 #define STB6100_VCO_ODIV_SHIFT		4
38 #define STB6100_VCO_OSM			(0x0f << 0)
39 
40 #define STB6100_NI			0x02
41 #define STB6100_NF_LSB			0x03
42 
43 #define STB6100_K			0x04
44 #define STB6100_K_PSD2			(0x01 << 2)
45 #define STB6100_K_PSD2_SHIFT            2
46 #define STB6100_K_NF_MSB		(0x03 << 0)
47 
48 #define STB6100_G			0x05
49 #define STB6100_G_G			(0x0f << 0)
50 #define STB6100_G_GCT			(0x07 << 5)
51 
52 #define STB6100_F			0x06
53 #define STB6100_F_F			(0x1f << 0)
54 
55 #define STB6100_DLB			0x07
56 
57 #define STB6100_TEST1			0x08
58 
59 #define STB6100_FCCK			0x09
60 #define STB6100_FCCK_FCCK		(0x01 << 6)
61 
62 #define STB6100_LPEN			0x0a
63 #define STB6100_LPEN_LPEN		(0x01 << 4)
64 #define STB6100_LPEN_SYNP		(0x01 << 5)
65 #define STB6100_LPEN_OSCP		(0x01 << 6)
66 #define STB6100_LPEN_BEN		(0x01 << 7)
67 
68 #define STB6100_TEST3			0x0b
69 
70 #define STB6100_NUMREGS                 0x0c
71 
72 
73 #define INRANGE(val, x, y)		(((x <= val) && (val <= y)) ||		\
74 					 ((y <= val) && (val <= x)) ? 1 : 0)
75 
76 #define CHKRANGE(val, x, y)		(((val >= x) && (val < y)) ? 1 : 0)
77 
78 struct stb6100_config {
79 	u8	tuner_address;
80 	u32	refclock;
81 };
82 
83 struct stb6100_state {
84 	struct i2c_adapter *i2c;
85 
86 	const struct stb6100_config	*config;
87 	struct dvb_tuner_ops		ops;
88 	struct dvb_frontend		*frontend;
89 	struct tuner_state		status;
90 
91 	u32 frequency;
92 	u32 srate;
93 	u32 bandwidth;
94 	u32 reference;
95 };
96 
97 #if IS_ENABLED(CONFIG_DVB_STB6100)
98 
99 extern struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
100 					   const struct stb6100_config *config,
101 					   struct i2c_adapter *i2c);
102 
103 #else
104 
105 static inline struct dvb_frontend *stb6100_attach(struct dvb_frontend *fe,
106 						  const struct stb6100_config *config,
107 						  struct i2c_adapter *i2c)
108 {
109 	printk(KERN_WARNING "%s: Driver disabled by Kconfig\n", __func__);
110 	return NULL;
111 }
112 
113 #endif //CONFIG_DVB_STB6100
114 
115 #endif
116