diff options
Diffstat (limited to 'drivers/media/dvb/b2c2/b2c2-common.c')
| -rw-r--r-- | drivers/media/dvb/b2c2/b2c2-common.c | 214 |
1 files changed, 214 insertions, 0 deletions
diff --git a/drivers/media/dvb/b2c2/b2c2-common.c b/drivers/media/dvb/b2c2/b2c2-common.c new file mode 100644 index 00000000000..000d60c405e --- /dev/null +++ b/drivers/media/dvb/b2c2/b2c2-common.c @@ -0,0 +1,214 @@ +/* + * b2c2-common.c - common methods for the B2C2/Technisat SkyStar2 PCI DVB card and + * for the B2C2/Technisat Sky/Cable/AirStar USB devices + * based on the FlexCopII/FlexCopIII by B2C2, Inc. + * + * Copyright (C) 2003 Vadim Catana, skystar@moldova.cc + * + * FIX: DISEQC Tone Burst in flexcop_diseqc_ioctl() + * FIX: FULL soft DiSEqC for skystar2 (FlexCopII rev 130) VP310 equipped + * Vincenzo Di Massa, hawk.it at tiscalinet.it + * + * Converted to Linux coding style + * Misc reorganization, polishing, restyling + * Roberto Ragusa, r.ragusa at libero.it + * + * Added hardware filtering support, + * Niklas Peinecke, peinecke at gdv.uni-hannover.de + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public License + * as published by the Free Software Foundation; either version 2.1 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + */ +#include "stv0299.h" +#include "mt352.h" +#include "mt312.h" + +static int samsung_tbmu24112_set_symbol_rate(struct dvb_frontend* fe, u32 srate, u32 ratio) +{ + u8 aclk = 0; + u8 bclk = 0; + + if (srate < 1500000) { aclk = 0xb7; bclk = 0x47; } + else if (srate < 3000000) { aclk = 0xb7; bclk = 0x4b; } + else if (srate < 7000000) { aclk = 0xb7; bclk = 0x4f; } + else if (srate < 14000000) { aclk = 0xb7; bclk = 0x53; } + else if (srate < 30000000) { aclk = 0xb6; bclk = 0x53; } + else if (srate < 45000000) { aclk = 0xb4; bclk = 0x51; } + + stv0299_writereg (fe, 0x13, aclk); + stv0299_writereg (fe, 0x14, bclk); + stv0299_writereg (fe, 0x1f, (ratio >> 16) & 0xff); + stv0299_writereg (fe, 0x20, (ratio >> 8) & 0xff); + stv0299_writereg (fe, 0x21, (ratio ) & 0xf0); + + return 0; +} + +static int samsung_tbmu24112_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) +{ + u8 buf[4]; + u32 div; + struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) }; +// struct adapter* adapter = (struct adapter*) fe->dvb->priv; + + div = params->frequency / 125; + + buf[0] = (div >> 8) & 0x7f; + buf[1] = div & 0xff; + buf[2] = 0x84; // 0xC4 + buf[3] = 0x08; + + if (params->frequency < 1500000) buf[3] |= 0x10; + +// if (i2c_transfer (&adapter->i2c_adap, &msg, 1) != 1) return -EIO; + return 0; +} + +static u8 samsung_tbmu24112_inittab[] = { + 0x01, 0x15, + 0x02, 0x30, + 0x03, 0x00, + 0x04, 0x7D, + 0x05, 0x35, + 0x06, 0x02, + 0x07, 0x00, + 0x08, 0xC3, + 0x0C, 0x00, + 0x0D, 0x81, + 0x0E, 0x23, + 0x0F, 0x12, + 0x10, 0x7E, + 0x11, 0x84, + 0x12, 0xB9, + 0x13, 0x88, + 0x14, 0x89, + 0x15, 0xC9, + 0x16, 0x00, + 0x17, 0x5C, + 0x18, 0x00, + 0x19, 0x00, + 0x1A, 0x00, + 0x1C, 0x00, + 0x1D, 0x00, + 0x1E, 0x00, + 0x1F, 0x3A, + 0x20, 0x2E, + 0x21, 0x80, + 0x22, 0xFF, + 0x23, 0xC1, + 0x28, 0x00, + 0x29, 0x1E, + 0x2A, 0x14, + 0x2B, 0x0F, + 0x2C, 0x09, + 0x2D, 0x05, + 0x31, 0x1F, + 0x32, 0x19, + 0x33, 0xFE, + 0x34, 0x93, + 0xff, 0xff, +}; + +static struct stv0299_config samsung_tbmu24112_config = { + .demod_address = 0x68, + .inittab = samsung_tbmu24112_inittab, + .mclk = 88000000UL, + .invert = 0, + .enhanced_tuning = 0, + .skip_reinit = 0, + .lock_output = STV0229_LOCKOUTPUT_LK, + .volt13_op0_op1 = STV0299_VOLT13_OP1, + .min_delay_ms = 100, + .set_symbol_rate = samsung_tbmu24112_set_symbol_rate, + .pll_set = samsung_tbmu24112_pll_set, +}; + + + + + +static int samsung_tdtc9251dh0_demod_init(struct dvb_frontend* fe) +{ + static u8 mt352_clock_config [] = { 0x89, 0x10, 0x2d }; + static u8 mt352_reset [] = { 0x50, 0x80 }; + static u8 mt352_adc_ctl_1_cfg [] = { 0x8E, 0x40 }; + static u8 mt352_agc_cfg [] = { 0x67, 0x28, 0xa1 }; + static u8 mt352_capt_range_cfg[] = { 0x75, 0x32 }; + + mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); + udelay(2000); + mt352_write(fe, mt352_reset, sizeof(mt352_reset)); + mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); + + mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg)); + mt352_write(fe, mt352_capt_range_cfg, sizeof(mt352_capt_range_cfg)); + + return 0; +} + +static int samsung_tdtc9251dh0_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u8* pllbuf) +{ + u32 div; + unsigned char bs = 0; + + #define IF_FREQUENCYx6 217 /* 6 * 36.16666666667MHz */ + div = (((params->frequency + 83333) * 3) / 500000) + IF_FREQUENCYx6; + + if (params->frequency >= 48000000 && params->frequency <= 154000000) bs = 0x09; + if (params->frequency >= 161000000 && params->frequency <= 439000000) bs = 0x0a; + if (params->frequency >= 447000000 && params->frequency <= 863000000) bs = 0x08; + + pllbuf[0] = 0xc2; // Note: non-linux standard PLL i2c address + pllbuf[1] = div >> 8; + pllbuf[2] = div & 0xff; + pllbuf[3] = 0xcc; + pllbuf[4] = bs; + + return 0; +} + +static struct mt352_config samsung_tdtc9251dh0_config = { + + .demod_address = 0x0f, + .demod_init = samsung_tdtc9251dh0_demod_init, + .pll_set = samsung_tdtc9251dh0_pll_set, +}; + +static int skystar23_samsung_tbdu18132_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params) +{ + u8 buf[4]; + u32 div; + struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = buf, .len = sizeof(buf) }; +// struct adapter* adapter = (struct adapter*) fe->dvb->priv; + + div = (params->frequency + (125/2)) / 125; + + buf[0] = (div >> 8) & 0x7f; + buf[1] = (div >> 0) & 0xff; + buf[2] = 0x84 | ((div >> 10) & 0x60); + buf[3] = 0x80; + + if (params->frequency < 1550000) + buf[3] |= 0x02; + + //if (i2c_transfer (&adapter->i2c_adap, &msg, 1) != 1) return -EIO; + return 0; +} + +static struct mt312_config skystar23_samsung_tbdu18132_config = { + + .demod_address = 0x0e, + .pll_set = skystar23_samsung_tbdu18132_pll_set, +}; |