1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef DIBX000_COMMON_H
3 #define DIBX000_COMMON_H
4 
5 enum dibx000_i2c_interface {
6 	DIBX000_I2C_INTERFACE_TUNER = 0,
7 	DIBX000_I2C_INTERFACE_GPIO_1_2 = 1,
8 	DIBX000_I2C_INTERFACE_GPIO_3_4 = 2,
9 	DIBX000_I2C_INTERFACE_GPIO_6_7 = 3
10 };
11 
12 struct dibx000_i2c_master {
13 #define DIB3000MC 1
14 #define DIB7000   2
15 #define DIB7000P  11
16 #define DIB7000MC 12
17 #define DIB8000   13
18 	u16 device_rev;
19 
20 	enum dibx000_i2c_interface selected_interface;
21 
22 /*	struct i2c_adapter  tuner_i2c_adap; */
23 	struct i2c_adapter gated_tuner_i2c_adap;
24 	struct i2c_adapter master_i2c_adap_gpio12;
25 	struct i2c_adapter master_i2c_adap_gpio34;
26 	struct i2c_adapter master_i2c_adap_gpio67;
27 
28 	struct i2c_adapter *i2c_adap;
29 	u8 i2c_addr;
30 
31 	u16 base_reg;
32 
33 	/* for the I2C transfer */
34 	struct i2c_msg msg[34];
35 	u8 i2c_write_buffer[8];
36 	u8 i2c_read_buffer[2];
37 	struct mutex i2c_buffer_lock;
38 };
39 
40 extern int dibx000_init_i2c_master(struct dibx000_i2c_master *mst,
41 					u16 device_rev, struct i2c_adapter *i2c_adap,
42 					u8 i2c_addr);
43 extern struct i2c_adapter *dibx000_get_i2c_adapter(struct dibx000_i2c_master
44 							*mst,
45 							enum dibx000_i2c_interface
46 							intf, int gating);
47 extern void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst);
48 extern void dibx000_reset_i2c_master(struct dibx000_i2c_master *mst);
49 extern int dibx000_i2c_set_speed(struct i2c_adapter *i2c_adap, u16 speed);
50 
51 #define BAND_LBAND 0x01
52 #define BAND_UHF   0x02
53 #define BAND_VHF   0x04
54 #define BAND_SBAND 0x08
55 #define BAND_FM	   0x10
56 #define BAND_CBAND 0x20
57 
58 #define BAND_OF_FREQUENCY(freq_kHz) ((freq_kHz) <= 170000 ? BAND_CBAND : \
59 									(freq_kHz) <= 115000 ? BAND_FM : \
60 									(freq_kHz) <= 250000 ? BAND_VHF : \
61 									(freq_kHz) <= 863000 ? BAND_UHF : \
62 									(freq_kHz) <= 2000000 ? BAND_LBAND : BAND_SBAND )
63 
64 struct dibx000_agc_config {
65 	/* defines the capabilities of this AGC-setting - using the BAND_-defines */
66 	u8 band_caps;
67 
68 	u16 setup;
69 
70 	u16 inv_gain;
71 	u16 time_stabiliz;
72 
73 	u8 alpha_level;
74 	u16 thlock;
75 
76 	u8 wbd_inv;
77 	u16 wbd_ref;
78 	u8 wbd_sel;
79 	u8 wbd_alpha;
80 
81 	u16 agc1_max;
82 	u16 agc1_min;
83 	u16 agc2_max;
84 	u16 agc2_min;
85 
86 	u8 agc1_pt1;
87 	u8 agc1_pt2;
88 	u8 agc1_pt3;
89 
90 	u8 agc1_slope1;
91 	u8 agc1_slope2;
92 
93 	u8 agc2_pt1;
94 	u8 agc2_pt2;
95 
96 	u8 agc2_slope1;
97 	u8 agc2_slope2;
98 
99 	u8 alpha_mant;
100 	u8 alpha_exp;
101 
102 	u8 beta_mant;
103 	u8 beta_exp;
104 
105 	u8 perform_agc_softsplit;
106 
107 	struct {
108 		u16 min;
109 		u16 max;
110 		u16 min_thres;
111 		u16 max_thres;
112 	} split;
113 };
114 
115 struct dibx000_bandwidth_config {
116 	u32 internal;
117 	u32 sampling;
118 
119 	u8 pll_prediv;
120 	u8 pll_ratio;
121 	u8 pll_range;
122 	u8 pll_reset;
123 	u8 pll_bypass;
124 
125 	u8 enable_refdiv;
126 	u8 bypclk_div;
127 	u8 IO_CLK_en_core;
128 	u8 ADClkSrc;
129 	u8 modulo;
130 
131 	u16 sad_cfg;
132 
133 	u32 ifreq;
134 	u32 timf;
135 
136 	u32 xtal_hz;
137 };
138 
139 enum dibx000_adc_states {
140 	DIBX000_SLOW_ADC_ON = 0,
141 	DIBX000_SLOW_ADC_OFF,
142 	DIBX000_ADC_ON,
143 	DIBX000_ADC_OFF,
144 	DIBX000_VBG_ENABLE,
145 	DIBX000_VBG_DISABLE,
146 };
147 
148 #define BANDWIDTH_TO_KHZ(v)	((v) / 1000)
149 #define BANDWIDTH_TO_HZ(v)	((v) * 1000)
150 
151 /* Chip output mode. */
152 #define OUTMODE_HIGH_Z              0
153 #define OUTMODE_MPEG2_PAR_GATED_CLK 1
154 #define OUTMODE_MPEG2_PAR_CONT_CLK  2
155 #define OUTMODE_MPEG2_SERIAL        7
156 #define OUTMODE_DIVERSITY           4
157 #define OUTMODE_MPEG2_FIFO          5
158 #define OUTMODE_ANALOG_ADC          6
159 
160 #define INPUT_MODE_OFF                0x11
161 #define INPUT_MODE_DIVERSITY          0x12
162 #define INPUT_MODE_MPEG               0x13
163 
164 enum frontend_tune_state {
165 	CT_TUNER_START = 10,
166 	CT_TUNER_STEP_0,
167 	CT_TUNER_STEP_1,
168 	CT_TUNER_STEP_2,
169 	CT_TUNER_STEP_3,
170 	CT_TUNER_STEP_4,
171 	CT_TUNER_STEP_5,
172 	CT_TUNER_STEP_6,
173 	CT_TUNER_STEP_7,
174 	CT_TUNER_STOP,
175 
176 	CT_AGC_START = 20,
177 	CT_AGC_STEP_0,
178 	CT_AGC_STEP_1,
179 	CT_AGC_STEP_2,
180 	CT_AGC_STEP_3,
181 	CT_AGC_STEP_4,
182 	CT_AGC_STOP,
183 
184 	CT_DEMOD_START = 30,
185 	CT_DEMOD_STEP_1,
186 	CT_DEMOD_STEP_2,
187 	CT_DEMOD_STEP_3,
188 	CT_DEMOD_STEP_4,
189 	CT_DEMOD_STEP_5,
190 	CT_DEMOD_STEP_6,
191 	CT_DEMOD_STEP_7,
192 	CT_DEMOD_STEP_8,
193 	CT_DEMOD_STEP_9,
194 	CT_DEMOD_STEP_10,
195 	CT_DEMOD_STEP_11,
196 	CT_DEMOD_SEARCH_NEXT = 51,
197 	CT_DEMOD_STEP_LOCKED,
198 	CT_DEMOD_STOP,
199 
200 	CT_DONE = 100,
201 	CT_SHUTDOWN,
202 
203 };
204 
205 struct dvb_frontend_parametersContext {
206 #define CHANNEL_STATUS_PARAMETERS_UNKNOWN   0x01
207 #define CHANNEL_STATUS_PARAMETERS_SET       0x02
208 	u8 status;
209 	u32 tune_time_estimation[2];
210 	s32 tps_available;
211 	u16 tps[9];
212 };
213 
214 #define FE_STATUS_TUNE_FAILED          0
215 #define FE_STATUS_TUNE_TIMED_OUT      -1
216 #define FE_STATUS_TUNE_TIME_TOO_SHORT -2
217 #define FE_STATUS_TUNE_PENDING        -3
218 #define FE_STATUS_STD_SUCCESS         -4
219 #define FE_STATUS_FFT_SUCCESS         -5
220 #define FE_STATUS_DEMOD_SUCCESS       -6
221 #define FE_STATUS_LOCKED              -7
222 #define FE_STATUS_DATA_LOCKED         -8
223 
224 #define FE_CALLBACK_TIME_NEVER 0xffffffff
225 
226 #define ABS(x) ((x < 0) ? (-x) : (x))
227 
228 #define DATA_BUS_ACCESS_MODE_8BIT                 0x01
229 #define DATA_BUS_ACCESS_MODE_16BIT                0x02
230 #define DATA_BUS_ACCESS_MODE_NO_ADDRESS_INCREMENT 0x10
231 
232 struct dibGPIOFunction {
233 #define BOARD_GPIO_COMPONENT_BUS_ADAPTER 1
234 #define BOARD_GPIO_COMPONENT_DEMOD       2
235 	u8 component;
236 
237 #define BOARD_GPIO_FUNCTION_BOARD_ON      1
238 #define BOARD_GPIO_FUNCTION_BOARD_OFF     2
239 #define BOARD_GPIO_FUNCTION_COMPONENT_ON  3
240 #define BOARD_GPIO_FUNCTION_COMPONENT_OFF 4
241 #define BOARD_GPIO_FUNCTION_SUBBAND_PWM   5
242 #define BOARD_GPIO_FUNCTION_SUBBAND_GPIO   6
243 	u8 function;
244 
245 /* mask, direction and value are used specify which GPIO to change GPIO0
246  * is LSB and possible GPIO31 is MSB.  The same bit-position as in the
247  * mask is used for the direction and the value. Direction == 1 is OUT,
248  * 0 == IN. For direction "OUT" value is either 1 or 0, for direction IN
249  * value has no meaning.
250  *
251  * In case of BOARD_GPIO_FUNCTION_PWM mask is giving the GPIO to be
252  * used to do the PWM. Direction gives the PWModulator to be used.
253  * Value gives the PWM value in device-dependent scale.
254  */
255 	u32 mask;
256 	u32 direction;
257 	u32 value;
258 };
259 
260 #define MAX_NB_SUBBANDS   8
261 struct dibSubbandSelection {
262 	u8  size; /* Actual number of subbands. */
263 	struct {
264 		u16 f_mhz;
265 		struct dibGPIOFunction gpio;
266 	} subband[MAX_NB_SUBBANDS];
267 };
268 
269 #define DEMOD_TIMF_SET    0x00
270 #define DEMOD_TIMF_GET    0x01
271 #define DEMOD_TIMF_UPDATE 0x02
272 
273 #define MPEG_ON_DIBTX		1
274 #define DIV_ON_DIBTX		2
275 #define ADC_ON_DIBTX		3
276 #define DEMOUT_ON_HOSTBUS	4
277 #define DIBTX_ON_HOSTBUS	5
278 #define MPEG_ON_HOSTBUS		6
279 
280 #endif
281