V4L/DVB: Add support for SMT7020 to cx88
This patch adds support for the built-in dvb device of a Samsung SMT7020s (x86 based STB) to the cx88 family. Signed-off-by: Dirk Herrendoerfer <d.herrendoerfer@herrendoerfer.name> Signed-off-by: Helmut Auer <helmut@helmutauer.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Dirk Herrendoerfer
Mauro Carvalho Chehab
parent
144dcdceb6
commit
4f3ca2f152
@ -1466,6 +1466,18 @@ static const struct cx88_board cx88_boards[] = {
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.audioroute = 8,
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},
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},
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[CX88_BOARD_SAMSUNG_SMT_7020] = {
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.name = "Samsung SMT 7020 DVB-S",
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.tuner_type = TUNER_ABSENT,
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.radio_type = UNSET,
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.tuner_addr = ADDR_UNSET,
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.radio_addr = ADDR_UNSET,
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.input = { {
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.type = CX88_VMUX_DVB,
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.vmux = 0,
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} },
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.mpeg = CX88_MPEG_DVB,
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},
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[CX88_BOARD_ADSTECH_PTV_390] = {
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.name = "ADS Tech Instant Video PCI",
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.tuner_type = TUNER_ABSENT,
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@ -2355,6 +2367,14 @@ static const struct cx88_subid cx88_subids[] = {
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.subvendor = 0x0070,
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.subdevice = 0x1404,
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.card = CX88_BOARD_HAUPPAUGE_HVR3000,
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}, {
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.subvendor = 0x18ac,
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.subdevice = 0xdc00,
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.card = CX88_BOARD_SAMSUNG_SMT_7020,
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}, {
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.subvendor = 0x18ac,
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.subdevice = 0xdccd,
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.card = CX88_BOARD_SAMSUNG_SMT_7020,
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},{
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.subvendor = 0x1461,
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.subdevice = 0xc111, /* AverMedia M150-D */
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@ -2633,6 +2653,9 @@ static void hauppauge_eeprom(struct cx88_core *core, u8 *eeprom_data)
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case 98559: /* WinTV-HVR1100LP (Video no IR, Retail - Low Profile) */
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/* known */
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break;
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case CX88_BOARD_SAMSUNG_SMT_7020:
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cx_set(MO_GP0_IO, 0x008989FF);
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break;
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default:
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warn_printk(core, "warning: unknown hauppauge model #%d\n",
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tv.model);
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@ -674,6 +674,194 @@ static int cx8802_alloc_frontends(struct cx8802_dev *dev)
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return 0;
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}
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static u8 samsung_smt_7020_inittab[] = {
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0x01, 0x15,
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0x02, 0x00,
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0x03, 0x00,
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0x04, 0x7D,
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0x05, 0x0F,
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0x06, 0x02,
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0x07, 0x00,
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0x08, 0x60,
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0x0A, 0xC2,
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0x0B, 0x00,
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0x0C, 0x01,
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0x0D, 0x81,
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0x0E, 0x44,
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0x0F, 0x09,
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0x10, 0x3C,
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0x11, 0x84,
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0x12, 0xDA,
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0x13, 0x99,
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0x14, 0x8D,
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0x15, 0xCE,
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0x16, 0xE8,
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0x17, 0x43,
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0x18, 0x1C,
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0x19, 0x1B,
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0x1A, 0x1D,
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0x1C, 0x12,
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0x1D, 0x00,
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0x1E, 0x00,
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0x1F, 0x00,
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0x20, 0x00,
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0x21, 0x00,
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0x22, 0x00,
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0x23, 0x00,
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0x28, 0x02,
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0x29, 0x28,
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0x2A, 0x14,
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0x2B, 0x0F,
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0x2C, 0x09,
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0x2D, 0x05,
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0x31, 0x1F,
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0x32, 0x19,
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0x33, 0xFC,
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0x34, 0x13,
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0xff, 0xff,
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};
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static int samsung_smt_7020_tuner_set_params(struct dvb_frontend *fe,
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struct dvb_frontend_parameters *params)
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{
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struct cx8802_dev *dev = fe->dvb->priv;
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u8 buf[4];
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u32 div;
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struct i2c_msg msg = {
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.addr = 0x61,
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.flags = 0,
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.buf = buf,
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.len = sizeof(buf) };
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div = params->frequency / 125;
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buf[0] = (div >> 8) & 0x7f;
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buf[1] = div & 0xff;
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buf[2] = 0x84; /* 0xC4 */
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buf[3] = 0x00;
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if (params->frequency < 1500000)
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buf[3] |= 0x10;
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if (fe->ops.i2c_gate_ctrl)
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fe->ops.i2c_gate_ctrl(fe, 1);
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if (i2c_transfer(&dev->core->i2c_adap, &msg, 1) != 1)
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return -EIO;
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return 0;
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}
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static int samsung_smt_7020_set_tone(struct dvb_frontend *fe,
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fe_sec_tone_mode_t tone)
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{
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struct cx8802_dev *dev = fe->dvb->priv;
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struct cx88_core *core = dev->core;
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cx_set(MO_GP0_IO, 0x0800);
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switch (tone) {
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case SEC_TONE_ON:
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cx_set(MO_GP0_IO, 0x08);
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break;
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case SEC_TONE_OFF:
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cx_clear(MO_GP0_IO, 0x08);
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static int samsung_smt_7020_set_voltage(struct dvb_frontend *fe,
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fe_sec_voltage_t voltage)
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{
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struct cx8802_dev *dev = fe->dvb->priv;
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struct cx88_core *core = dev->core;
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u8 data;
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struct i2c_msg msg = {
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.addr = 8,
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.flags = 0,
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.buf = &data,
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.len = sizeof(data) };
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cx_set(MO_GP0_IO, 0x8000);
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switch (voltage) {
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case SEC_VOLTAGE_OFF:
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break;
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case SEC_VOLTAGE_13:
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data = ISL6421_EN1 | ISL6421_LLC1;
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cx_clear(MO_GP0_IO, 0x80);
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break;
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case SEC_VOLTAGE_18:
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data = ISL6421_EN1 | ISL6421_LLC1 | ISL6421_VSEL1;
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cx_clear(MO_GP0_IO, 0x80);
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break;
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default:
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return -EINVAL;
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};
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return (i2c_transfer(&dev->core->i2c_adap, &msg, 1) == 1) ? 0 : -EIO;
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}
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static int samsung_smt_7020_stv0299_set_symbol_rate(struct dvb_frontend *fe,
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u32 srate, u32 ratio)
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{
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u8 aclk = 0;
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u8 bclk = 0;
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if (srate < 1500000) {
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aclk = 0xb7;
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bclk = 0x47;
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} else if (srate < 3000000) {
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aclk = 0xb7;
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bclk = 0x4b;
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} else if (srate < 7000000) {
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aclk = 0xb7;
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bclk = 0x4f;
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} else if (srate < 14000000) {
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aclk = 0xb7;
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bclk = 0x53;
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} else if (srate < 30000000) {
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aclk = 0xb6;
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bclk = 0x53;
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} else if (srate < 45000000) {
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aclk = 0xb4;
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bclk = 0x51;
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}
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stv0299_writereg(fe, 0x13, aclk);
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stv0299_writereg(fe, 0x14, bclk);
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stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
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stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
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stv0299_writereg(fe, 0x21, ratio & 0xf0);
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return 0;
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}
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static struct stv0299_config samsung_stv0299_config = {
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.demod_address = 0x68,
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.inittab = samsung_smt_7020_inittab,
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.mclk = 88000000UL,
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.invert = 0,
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.skip_reinit = 0,
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.lock_output = STV0299_LOCKOUTPUT_LK,
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.volt13_op0_op1 = STV0299_VOLT13_OP1,
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.min_delay_ms = 100,
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.set_symbol_rate = samsung_smt_7020_stv0299_set_symbol_rate,
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};
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static int dvb_register(struct cx8802_dev *dev)
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{
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struct cx88_core *core = dev->core;
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@ -1203,6 +1391,34 @@ static int dvb_register(struct cx8802_dev *dev)
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}
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break;
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}
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case CX88_BOARD_SAMSUNG_SMT_7020:
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dev->ts_gen_cntrl = 0x08;
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struct cx88_core *core = dev->core;
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cx_set(MO_GP0_IO, 0x0101);
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cx_clear(MO_GP0_IO, 0x01);
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mdelay(100);
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cx_set(MO_GP0_IO, 0x01);
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mdelay(200);
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fe0->dvb.frontend = dvb_attach(stv0299_attach,
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&samsung_stv0299_config,
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&dev->core->i2c_adap);
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if (fe0->dvb.frontend) {
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fe0->dvb.frontend->ops.tuner_ops.set_params =
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samsung_smt_7020_tuner_set_params;
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fe0->dvb.frontend->tuner_priv =
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&dev->core->i2c_adap;
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fe0->dvb.frontend->ops.set_voltage =
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samsung_smt_7020_set_voltage;
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fe0->dvb.frontend->ops.set_tone =
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samsung_smt_7020_set_tone;
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}
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break;
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default:
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printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card isn't supported yet\n",
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core->name);
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@ -110,6 +110,9 @@ static int cx8802_start_dma(struct cx8802_dev *dev,
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case CX88_BOARD_PCHDTV_HD5500:
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cx_write(TS_SOP_STAT, 1<<13);
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break;
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case CX88_BOARD_SAMSUNG_SMT_7020:
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cx_write(TS_SOP_STAT, 0x00);
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break;
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case CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1:
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case CX88_BOARD_HAUPPAUGE_NOVASE2_S1:
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cx_write(MO_PINMUX_IO, 0x88); /* Enable MPEG parallel IO and video signal pins */
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@ -239,6 +239,7 @@ extern struct sram_channel cx88_sram_channels[];
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#define CX88_BOARD_WINFAST_DTV1800H 81
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#define CX88_BOARD_WINFAST_DTV2000H_J 82
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#define CX88_BOARD_PROF_7301 83
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#define CX88_BOARD_SAMSUNG_SMT_7020 84
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enum cx88_itype {
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CX88_VMUX_COMPOSITE1 = 1,
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