2 * This file is part of linux driver the digital TV devices equipped with B2C2 FlexcopII(b)/III
4 * flexcop-fe-tuner.c - methods for attaching a frontend and controlling DiSEqC.
6 * see flexcop.c for copyright information.
19 static int flexcop_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
21 struct flexcop_device *fc = fe->dvb->priv;
23 deb_tuner("polarity/voltage = %u\n", voltage);
25 v = fc->read_ibi_reg(fc, misc_204);
28 v.misc_204.ACPI1_sig = 1;
31 v.misc_204.ACPI1_sig = 0;
32 v.misc_204.LNB_L_H_sig = 0;
35 v.misc_204.ACPI1_sig = 0;
36 v.misc_204.LNB_L_H_sig = 1;
39 err("unknown SEC_VOLTAGE value");
42 return fc->write_ibi_reg(fc, misc_204, v);
45 static int flexcop_sleep(struct dvb_frontend* fe)
47 struct flexcop_device *fc = fe->dvb->priv;
48 /* flexcop_ibi_value v = fc->read_ibi_reg(fc,misc_204); */
51 return fc->fe_sleep(fe);
53 /* v.misc_204.ACPI3_sig = 1;
54 fc->write_ibi_reg(fc,misc_204,v);*/
59 static int flexcop_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
61 /* u16 wz_half_period_for_45_mhz[] = { 0x01ff, 0x0154, 0x00ff, 0x00cc }; */
62 struct flexcop_device *fc = fe->dvb->priv;
67 deb_tuner("tone = %u\n",tone);
77 err("unknown SEC_TONE value");
81 v.lnb_switch_freq_200.LNB_CTLPrescaler_sig = 1; /* divide by 2 */
83 v.lnb_switch_freq_200.LNB_CTLHighCount_sig = ax;
84 v.lnb_switch_freq_200.LNB_CTLLowCount_sig = ax == 0 ? 0x1ff : ax;
86 return fc->write_ibi_reg(fc,lnb_switch_freq_200,v);
89 static void flexcop_diseqc_send_bit(struct dvb_frontend* fe, int data)
91 flexcop_set_tone(fe, SEC_TONE_ON);
92 udelay(data ? 500 : 1000);
93 flexcop_set_tone(fe, SEC_TONE_OFF);
94 udelay(data ? 1000 : 500);
97 static void flexcop_diseqc_send_byte(struct dvb_frontend* fe, int data)
101 for (i = 7; i >= 0; i--) {
104 flexcop_diseqc_send_bit(fe, d);
107 flexcop_diseqc_send_bit(fe, par);
110 static int flexcop_send_diseqc_msg(struct dvb_frontend* fe, int len, u8 *msg, unsigned long burst)
114 flexcop_set_tone(fe, SEC_TONE_OFF);
117 for (i = 0; i < len; i++)
118 flexcop_diseqc_send_byte(fe,msg[i]);
124 flexcop_diseqc_send_byte(fe, 0xff);
126 flexcop_set_tone(fe, SEC_TONE_ON);
128 flexcop_set_tone(fe, SEC_TONE_OFF);
135 static int flexcop_diseqc_send_master_cmd(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* cmd)
137 return flexcop_send_diseqc_msg(fe, cmd->msg_len, cmd->msg, 0);
140 static int flexcop_diseqc_send_burst(struct dvb_frontend* fe, fe_sec_mini_cmd_t minicmd)
142 return flexcop_send_diseqc_msg(fe, 0, NULL, minicmd);
146 static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend* fe, u32 srate, u32 ratio)
151 if (srate < 1500000) { aclk = 0xb7; bclk = 0x47; }
152 else if (srate < 3000000) { aclk = 0xb7; bclk = 0x4b; }
153 else if (srate < 7000000) { aclk = 0xb7; bclk = 0x4f; }
154 else if (srate < 14000000) { aclk = 0xb7; bclk = 0x53; }
155 else if (srate < 30000000) { aclk = 0xb6; bclk = 0x53; }
156 else if (srate < 45000000) { aclk = 0xb4; bclk = 0x51; }
158 stv0299_writereg (fe, 0x13, aclk);
159 stv0299_writereg (fe, 0x14, bclk);
160 stv0299_writereg (fe, 0x1f, (ratio >> 16) & 0xff);
161 stv0299_writereg (fe, 0x20, (ratio >> 8) & 0xff);
162 stv0299_writereg (fe, 0x21, (ratio ) & 0xf0);
167 static int samsung_tbmu24112_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
171 struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
172 struct flexcop_device *fc = fe->dvb->priv;
174 div = params->frequency / 125;
176 buf[0] = (div >> 8) & 0x7f;
178 buf[2] = 0x84; /* 0xC4 */
181 if (params->frequency < 1500000) buf[3] |= 0x10;
183 if (i2c_transfer(&fc->i2c_adap, &msg, 1) != 1)
188 static u8 samsung_tbmu24112_inittab[] = {
233 static struct stv0299_config samsung_tbmu24112_config = {
234 .demod_address = 0x68,
235 .inittab = samsung_tbmu24112_inittab,
238 .enhanced_tuning = 0,
240 .lock_output = STV0229_LOCKOUTPUT_LK,
241 .volt13_op0_op1 = STV0299_VOLT13_OP1,
243 .set_symbol_rate = samsung_tbmu24112_set_symbol_rate,
244 .pll_set = samsung_tbmu24112_pll_set,
248 static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe)
250 static u8 mt352_clock_config [] = { 0x89, 0x18, 0x2d };
251 static u8 mt352_reset [] = { 0x50, 0x80 };
252 static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 };
253 static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0xa1 };
254 static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 };
256 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config));
258 mt352_write(fe, mt352_reset, sizeof(mt352_reset));
259 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg));
261 mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg));
262 mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg));
267 static int samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf)
270 unsigned char bs = 0;
272 #define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */
273 div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6;
275 if (params->frequency >= 48000000 && params->frequency <= 154000000) bs = 0x09;
276 if (params->frequency >= 161000000 && params->frequency <= 439000000) bs = 0x0a;
277 if (params->frequency >= 447000000 && params->frequency <= 863000000) bs = 0x08;
279 pllbuf[0] = 0xc2; /* Note: non-linux standard PLL i2c address */
280 pllbuf[1] = div >> 8;
281 pllbuf[2] = div & 0xff;
288 static struct mt352_config samsung_tdtc9251dh0_config = {
289 .demod_address = 0x0f,
290 .demod_init = samsung_tdtc9251dh0_demod_init,
291 .pll_set = samsung_tdtc9251dh0_pll_set,
294 static int flexcop_fe_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
296 struct flexcop_device *fc = fe->dvb->priv;
297 return request_firmware(fw, name, fc->dev);
300 static struct nxt2002_config samsung_tbmv_config = {
301 .demod_address = 0x0a,
302 .request_firmware = flexcop_fe_request_firmware,
305 static struct bcm3510_config air2pc_atsc_first_gen_config = {
306 .demod_address = 0x0f,
307 .request_firmware = flexcop_fe_request_firmware,
310 static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
314 struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) };
315 struct flexcop_device *fc = fe->dvb->priv;
317 div = (params->frequency + (125/2)) / 125;
319 buf[0] = (div >> 8) & 0x7f;
320 buf[1] = (div >> 0) & 0xff;
321 buf[2] = 0x84 | ((div >> 10) & 0x60);
324 if (params->frequency < 1550000)
327 if (i2c_transfer(&fc->i2c_adap, &msg, 1) != 1)
332 static struct mt312_config skystar23_samsung_tbdu18132_config = {
334 .demod_address = 0x0e,
335 .pll_set = skystar23_samsung_tbdu18132_pll_set,
338 static struct stv0297_config alps_tdee4_stv0297_config = {
339 .demod_address = 0x1c,
341 // .pll_set = alps_tdee4_stv0297_pll_set,
344 /* try to figure out the frontend, each card/box can have on of the following list */
345 int flexcop_frontend_init(struct flexcop_device *fc)
347 /* try the sky v2.6 (stv0299/Samsung tbmu24112(sl1935)) */
348 if ((fc->fe = stv0299_attach(&samsung_tbmu24112_config, &fc->i2c_adap)) != NULL) {
349 fc->fe->ops->set_voltage = flexcop_set_voltage;
351 fc->fe_sleep = fc->fe->ops->sleep;
352 fc->fe->ops->sleep = flexcop_sleep;
354 fc->dev_type = FC_SKY;
355 info("found the stv0299 at i2c address: 0x%02x",samsung_tbmu24112_config.demod_address);
357 /* try the air dvb-t (mt352/Samsung tdtc9251dh0(??)) */
358 if ((fc->fe = mt352_attach(&samsung_tdtc9251dh0_config, &fc->i2c_adap)) != NULL ) {
359 fc->dev_type = FC_AIR_DVB;
360 info("found the mt352 at i2c address: 0x%02x",samsung_tdtc9251dh0_config.demod_address);
362 /* try the air atsc 2nd generation (nxt2002) */
363 if ((fc->fe = nxt2002_attach(&samsung_tbmv_config, &fc->i2c_adap)) != NULL) {
364 fc->dev_type = FC_AIR_ATSC2;
365 info("found the nxt2002 at i2c address: 0x%02x",samsung_tbmv_config.demod_address);
367 /* try the air atsc 1nd generation (bcm3510)/panasonic ct10s */
368 if ((fc->fe = bcm3510_attach(&air2pc_atsc_first_gen_config, &fc->i2c_adap)) != NULL) {
369 fc->dev_type = FC_AIR_ATSC1;
370 info("found the bcm3510 at i2c address: 0x%02x",air2pc_atsc_first_gen_config.demod_address);
372 /* try the cable dvb (stv0297) */
373 if ((fc->fe = stv0297_attach(&alps_tdee4_stv0297_config, &fc->i2c_adap, 0xf8)) != NULL) {
374 fc->dev_type = FC_CABLE;
375 info("found the stv0297 at i2c address: 0x%02x",alps_tdee4_stv0297_config.demod_address);
377 /* try the sky v2.3 (vp310/Samsung tbdu18132(tsa5059)) */
378 if ((fc->fe = vp310_attach(&skystar23_samsung_tbdu18132_config, &fc->i2c_adap)) != NULL) {
379 fc->fe->ops->diseqc_send_master_cmd = flexcop_diseqc_send_master_cmd;
380 fc->fe->ops->diseqc_send_burst = flexcop_diseqc_send_burst;
381 fc->fe->ops->set_tone = flexcop_set_tone;
382 fc->fe->ops->set_voltage = flexcop_set_voltage;
384 fc->fe_sleep = fc->fe->ops->sleep;
385 fc->fe->ops->sleep = flexcop_sleep;
387 fc->dev_type = FC_SKY_OLD;
388 info("found the vp310 (aka mt312) at i2c address: 0x%02x",skystar23_samsung_tbdu18132_config.demod_address);
391 if (fc->fe == NULL) {
392 err("no frontend driver found for this B2C2/FlexCop adapter");
395 if (dvb_register_frontend(&fc->dvb_adapter, fc->fe)) {
396 err("frontend registration failed!");
397 if (fc->fe->ops->release != NULL)
398 fc->fe->ops->release(fc->fe);
403 fc->init_state |= FC_STATE_FE_INIT;
407 void flexcop_frontend_exit(struct flexcop_device *fc)
409 if (fc->init_state & FC_STATE_FE_INIT)
410 dvb_unregister_frontend(fc->fe);
412 fc->init_state &= ~FC_STATE_FE_INIT;