diff options
Diffstat (limited to 'drivers/media/dvb/frontends/tda10048.c')
| -rw-r--r-- | drivers/media/dvb/frontends/tda10048.c | 37 |
1 files changed, 25 insertions, 12 deletions
diff --git a/drivers/media/dvb/frontends/tda10048.c b/drivers/media/dvb/frontends/tda10048.c index 93f6a75c238..7f105946a43 100644 --- a/drivers/media/dvb/frontends/tda10048.c +++ b/drivers/media/dvb/frontends/tda10048.c @@ -206,15 +206,16 @@ static struct init_tab { static struct pll_tab { u32 clk_freq_khz; u32 if_freq_khz; - u8 m, n, p; } pll_tab[] = { - { TDA10048_CLK_4000, TDA10048_IF_36130, 10, 0, 0 }, - { TDA10048_CLK_16000, TDA10048_IF_3300, 10, 3, 0 }, - { TDA10048_CLK_16000, TDA10048_IF_3500, 10, 3, 0 }, - { TDA10048_CLK_16000, TDA10048_IF_3800, 10, 3, 0 }, - { TDA10048_CLK_16000, TDA10048_IF_4000, 10, 3, 0 }, - { TDA10048_CLK_16000, TDA10048_IF_4300, 10, 3, 0 }, - { TDA10048_CLK_16000, TDA10048_IF_36130, 10, 3, 0 }, + { TDA10048_CLK_4000, TDA10048_IF_36130 }, + { TDA10048_CLK_16000, TDA10048_IF_3300 }, + { TDA10048_CLK_16000, TDA10048_IF_3500 }, + { TDA10048_CLK_16000, TDA10048_IF_3800 }, + { TDA10048_CLK_16000, TDA10048_IF_4000 }, + { TDA10048_CLK_16000, TDA10048_IF_4300 }, + { TDA10048_CLK_16000, TDA10048_IF_4500 }, + { TDA10048_CLK_16000, TDA10048_IF_5000 }, + { TDA10048_CLK_16000, TDA10048_IF_36130 }, }; static int tda10048_writereg(struct tda10048_state *state, u8 reg, u8 data) @@ -460,9 +461,6 @@ static int tda10048_set_if(struct dvb_frontend *fe, enum fe_bandwidth bw) state->freq_if_hz = pll_tab[i].if_freq_khz * 1000; state->xtal_hz = pll_tab[i].clk_freq_khz * 1000; - state->pll_mfactor = pll_tab[i].m; - state->pll_nfactor = pll_tab[i].n; - state->pll_pfactor = pll_tab[i].p; break; } } @@ -781,6 +779,10 @@ static int tda10048_init(struct dvb_frontend *fe) dprintk(1, "%s()\n", __func__); + /* PLL */ + init_tab[4].data = (u8)(state->pll_mfactor); + init_tab[5].data = (u8)(state->pll_nfactor) | 0x40; + /* Apply register defaults */ for (i = 0; i < ARRAY_SIZE(init_tab); i++) tda10048_writereg(state, init_tab[i].reg, init_tab[i].data); @@ -1123,7 +1125,7 @@ struct dvb_frontend *tda10048_attach(const struct tda10048_config *config, /* setup the state and clone the config */ memcpy(&state->config, config, sizeof(*config)); state->i2c = i2c; - state->fwloaded = 0; + state->fwloaded = config->no_firmware; state->bandwidth = BANDWIDTH_8_MHZ; /* check if the demod is present */ @@ -1135,6 +1137,17 @@ struct dvb_frontend *tda10048_attach(const struct tda10048_config *config, sizeof(struct dvb_frontend_ops)); state->frontend.demodulator_priv = state; + /* set pll */ + if (config->set_pll) { + state->pll_mfactor = config->pll_m; + state->pll_nfactor = config->pll_n; + state->pll_pfactor = config->pll_p; + } else { + state->pll_mfactor = 10; + state->pll_nfactor = 3; + state->pll_pfactor = 0; + } + /* Establish any defaults the the user didn't pass */ tda10048_establish_defaults(&state->frontend); |