diff options
Diffstat (limited to 'drivers/media/isdbt/fc8150/fc8150_tun.c')
| -rw-r--r-- | drivers/media/isdbt/fc8150/fc8150_tun.c | 393 |
1 files changed, 393 insertions, 0 deletions
diff --git a/drivers/media/isdbt/fc8150/fc8150_tun.c b/drivers/media/isdbt/fc8150/fc8150_tun.c new file mode 100644 index 0000000..644bf42 --- /dev/null +++ b/drivers/media/isdbt/fc8150/fc8150_tun.c @@ -0,0 +1,393 @@ +/***************************************************************************** + Copyright(c) 2012 FCI Inc. All Rights Reserved + + File name : fc8150_tun.c (BGA & QFN) + + Description : fc8150 tuner driver + + History : + ---------------------------------------------------------------------- + 2012/01/20 initial 0.1 version + 2012/01/25 initial 0.3 version + 2012/01/27 initial 0.5 version + 2012/01/31 initial 1.0 version + 2012/01/31 initial 1.1 version + 2012/02/06 initial 1.2 version + 2012/02/09 initial 1.3 Version + 2012/02/15 initial 1.4 Version + 2012/02/15 initial 2.0 Version + 2012/02/24 initial 2.01 Version + 2012/03/30 initial 3.0 Version + 2012/06/07 pre SLR Version + 2012/06/11 pre SLR Version + 2012/06/15 + 2012/06/17 SLR 0.3 version + 2012/06/19 SLR 0.4 version + 2012/06/20 + 2012/07/04 + 2012/07/09 + 2012/07/10 + 2012/07/15 +*******************************************************************************/ + +#include "fci_types.h" +#include "fci_oal.h" +#include "fci_tun.h" +#include "fc8150_regs.h" +#include "fci_hal.h" + +#define FC8150_FREQ_XTAL BBM_XTAL_FREQ /* 32MHZ */ + +static int fc8150_write(HANDLE hDevice, u8 addr, u8 data) +{ + int res; + u8 tmp; + + tmp = data; + res = tuner_i2c_write(hDevice, addr, 1, &tmp, 1); + + return res; +} + +static int fc8150_read(HANDLE hDevice, u8 addr, u8 *data) +{ + int res; + + res = tuner_i2c_read(hDevice, addr, 1, data, 1); + + return res; +} + +static int fc8150_bb_read(HANDLE hDevice, u16 addr, u8 *data) +{ + int res; + + res = bbm_read(hDevice, addr, data); + + return res; +} + +#if 0 +static int fc8150_bb_write(HANDLE hDevice, u16 addr, u8 data) +{ + int res; + + res = bbm_write(hDevice, addr, data); + + return res; +} +#endif + +static int fc8150_set_filter(HANDLE hDevice) +{ + int i; + u8 cal_mon = 0; + +#if (FC8150_FREQ_XTAL == 16000) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x20); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 16384) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x21); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 18000) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x24); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 19200) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x26); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 24000) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x30); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 24576) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x31); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 26000) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x34); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 27000) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x36); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 27120) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x36); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 32000) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x40); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 37400) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x4B); + fc8150_write(hDevice, 0x3B, 0x00); +#elif (FC8150_FREQ_XTAL == 38400) + fc8150_write(hDevice, 0x3B, 0x01); + fc8150_write(hDevice, 0x3D, 0x4D); + fc8150_write(hDevice, 0x3B, 0x00); +#else + return BBM_NOK; +#endif + + for (i = 0; i < 10; i++) { + msWait(5); + fc8150_read(hDevice, 0x33, &cal_mon); + if ((cal_mon & 0xC0) == 0xC0) + break; + fc8150_write(hDevice, 0x32, 0x01); + fc8150_write(hDevice, 0x32, 0x09); + } + + fc8150_write(hDevice, 0x32, 0x01); + + return BBM_OK; +} + +int fc8150_tuner_init(HANDLE hDevice, u32 band) +{ + int i; + int n_RFAGC_PD1_AVG, n_RFAGC_PD2_AVG; + u8 RFPD_REF; + u8 RFAGC_PD2[6], RFAGC_PD2_AVG, RFAGC_PD2_MAX, RFAGC_PD2_MIN; + u8 RFAGC_PD1[6], RFAGC_PD1_AVG, RFAGC_PD1_MAX, RFAGC_PD1_MIN; + + int res = BBM_OK; + + PRINTF(hDevice, "fc8150_init\n"); + + fc8150_write(hDevice, 0x00, 0x00); + fc8150_write(hDevice, 0x02, 0x81); + + fc8150_write(hDevice, 0x15, 0x02); + fc8150_write(hDevice, 0x20, 0x33); + fc8150_write(hDevice, 0x28, 0x62); + fc8150_write(hDevice, 0x35, 0xAA); + fc8150_write(hDevice, 0x38, 0x28); + + fc8150_write(hDevice, 0x3B, 0x01); + + fc8150_set_filter(hDevice); + + fc8150_write(hDevice, 0x3B, 0x00); + + fc8150_write(hDevice, 0x56, 0x01); + fc8150_write(hDevice, 0x57, 0x86); + fc8150_write(hDevice, 0x58, 0xA7); + fc8150_write(hDevice, 0x59, 0x4D); + + fc8150_write(hDevice, 0x80, 0x17); + fc8150_write(hDevice, 0xAB, 0x48); + + fc8150_write(hDevice, 0xA0, 0xC0); + fc8150_write(hDevice, 0xD0, 0x00); + + fc8150_write(hDevice, 0xA5, 0x65); + + RFAGC_PD1[0] = 0; + RFAGC_PD1[1] = 0; + RFAGC_PD1[2] = 0; + RFAGC_PD1[3] = 0; + RFAGC_PD1[4] = 0; + RFAGC_PD1[5] = 0; + RFAGC_PD1_MAX = 0; + RFAGC_PD1_MIN = 255; + + for (i = 0; i < 6 ; i++) { + fc8150_read(hDevice, 0xD8 , &RFAGC_PD1[i]); + + if (RFAGC_PD1[i] >= RFAGC_PD1_MAX) + RFAGC_PD1_MAX = RFAGC_PD1[i]; + if (RFAGC_PD1[i] <= RFAGC_PD1_MIN) + RFAGC_PD1_MIN = RFAGC_PD1[i]; + } + n_RFAGC_PD1_AVG = (RFAGC_PD1[0] + RFAGC_PD1[1] + RFAGC_PD1[2] + + RFAGC_PD1[3] + RFAGC_PD1[4] + RFAGC_PD1[5] + - RFAGC_PD1_MAX - RFAGC_PD1_MIN) / 4; + RFAGC_PD1_AVG = (unsigned char) n_RFAGC_PD1_AVG; + + fc8150_write(hDevice, 0x7F , RFAGC_PD1_AVG); + + RFAGC_PD2[0] = 0; + RFAGC_PD2[1] = 0; + RFAGC_PD2[2] = 0; + RFAGC_PD2[3] = 0; + RFAGC_PD2[4] = 0; + RFAGC_PD2[5] = 0; + + RFAGC_PD2_MAX = 0; + RFAGC_PD2_MIN = 255; + + for (i = 0; i < 6; i++) { + fc8150_read(hDevice, 0xD6, &RFAGC_PD2[i]); + + if (RFAGC_PD2[i] >= RFAGC_PD2_MAX) + RFAGC_PD2_MAX = RFAGC_PD2[i]; + if (RFAGC_PD2[i] <= RFAGC_PD2_MIN) + RFAGC_PD2_MIN = RFAGC_PD2[i]; + } + n_RFAGC_PD2_AVG = (RFAGC_PD2[0] + RFAGC_PD2[1] + RFAGC_PD2[2] + + RFAGC_PD2[3] + RFAGC_PD2[4] + RFAGC_PD2[5] + - RFAGC_PD2_MAX - RFAGC_PD2_MIN) / 4; + RFAGC_PD2_AVG = (unsigned char) n_RFAGC_PD2_AVG; + + fc8150_write(hDevice, 0x7E , RFAGC_PD2_AVG); + + res = fc8150_read(hDevice, 0xD6, &RFPD_REF); + + if (0x86 <= RFPD_REF) + fc8150_write(hDevice, 0x7B, 0x8F); + else if (RFPD_REF < 0x86) + fc8150_write(hDevice, 0x7B, 0x88); + + fc8150_write(hDevice, 0x79, 0x32); + fc8150_write(hDevice, 0x7A, 0x2C); + fc8150_write(hDevice, 0x7C, 0x10); + fc8150_write(hDevice, 0x7D, 0x0C); + fc8150_write(hDevice, 0x81, 0x0A); + fc8150_write(hDevice, 0x84, 0x00); + + fc8150_write(hDevice, 0x02, 0x81); + + return BBM_OK; +} + + +int fc8150_set_freq(HANDLE hDevice, enum band_type band, u32 rf_kHz) +{ + unsigned long f_diff, f_diff_shifted, n_val, k_val; + unsigned long f_vco, f_comp; + unsigned char r_val, data_0x56; + unsigned char pre_shift_bits = 4; + + f_vco = (rf_kHz) << 2; + if (f_vco < FC8150_FREQ_XTAL*40) + r_val = 2; + else + r_val = 1; + + f_comp = FC8150_FREQ_XTAL / r_val; + + n_val = f_vco / f_comp; + f_diff = f_vco - f_comp * n_val; + + f_diff_shifted = f_diff << (20 - pre_shift_bits); + + k_val = (f_diff_shifted) / (f_comp >> pre_shift_bits); + k_val = (k_val | 1); + + if (470000 < rf_kHz && rf_kHz <= 473143) { + fc8150_write(hDevice, 0x1E, 0x04); + fc8150_write(hDevice, 0x1F, 0x36); + fc8150_write(hDevice, 0x14, 0x84); + } else if (473143 < rf_kHz && rf_kHz <= 485143) { + fc8150_write(hDevice, 0x1E, 0x03); + fc8150_write(hDevice, 0x1F, 0x3E); + fc8150_write(hDevice, 0x14, 0x84); + } else if (485143 < rf_kHz && rf_kHz <= 551143) { + fc8150_write(hDevice, 0x1E, 0x04); + fc8150_write(hDevice, 0x1F, 0x36); + fc8150_write(hDevice, 0x14, 0x84); + } else if (551143 < rf_kHz && rf_kHz <= 563143) { + fc8150_write(hDevice, 0x1E, 0x03); + fc8150_write(hDevice, 0x1F, 0x3E); + fc8150_write(hDevice, 0x14, 0xC4); + } else if (563143 < rf_kHz && rf_kHz <= 593143) { + fc8150_write(hDevice, 0x1E, 0x02); + fc8150_write(hDevice, 0x1F, 0x3E); + fc8150_write(hDevice, 0x14, 0xC4); + } else if (593143 < rf_kHz && rf_kHz <= 659143) { + fc8150_write(hDevice, 0x1E, 0x02); + fc8150_write(hDevice, 0x1F, 0x36); + fc8150_write(hDevice, 0x14, 0x84); + } else if (659143 < rf_kHz && rf_kHz <= 767143) { + fc8150_write(hDevice, 0x1E, 0x01); + fc8150_write(hDevice, 0x1F, 0x36); + fc8150_write(hDevice, 0x14, 0x84); + } else if (767143 < rf_kHz) { + fc8150_write(hDevice, 0x1E, 0x00); + fc8150_write(hDevice, 0x1F, 0x36); + fc8150_write(hDevice, 0x14, 0x84); + } else { + fc8150_write(hDevice, 0x1E, 0x05); + fc8150_write(hDevice, 0x1F, 0x36); + fc8150_write(hDevice, 0x14, 0x84); + } + + data_0x56 = ((r_val == 1) ? 0 : 0x10) + (unsigned char)(k_val>>16); + fc8150_write(hDevice, 0x56, data_0x56); + fc8150_write(hDevice, 0x57, (unsigned char)((k_val>>8)&0xFF)); + fc8150_write(hDevice, 0x58, (unsigned char)(((k_val)&0xFF))); + fc8150_write(hDevice, 0x59, (unsigned char) n_val); + + if (rf_kHz < 525000) + fc8150_write(hDevice, 0x55, 0x0E); + else if (525000 <= rf_kHz && rf_kHz < 600000) + fc8150_write(hDevice, 0x55, 0x0C); + else if (600000 <= rf_kHz && rf_kHz < 700000) + fc8150_write(hDevice, 0x55, 0x08); + else if (700000 < rf_kHz) + fc8150_write(hDevice, 0x55, 0x06); + + if (rf_kHz <= 491143) { + fc8150_write(hDevice, 0x79, 0x28); + fc8150_write(hDevice, 0x7A, 0x24); + } else if (491143 < rf_kHz && rf_kHz <= 659143) { + fc8150_write(hDevice, 0x79, 0x2A); + fc8150_write(hDevice, 0x7A, 0x26); + } else if (659143 < rf_kHz && rf_kHz <= 773143) { + fc8150_write(hDevice, 0x79, 0x2C); + fc8150_write(hDevice, 0x7A, 0x28); + } else if (773143 < rf_kHz) { + fc8150_write(hDevice, 0x79, 0x2F); + fc8150_write(hDevice, 0x7A, 0x2B); + } + + if (rf_kHz <= 707143) { + fc8150_write(hDevice, 0x54, 0x00); + fc8150_write(hDevice, 0x53, 0x5F); + } else if (707143 < rf_kHz) { + fc8150_write(hDevice, 0x54, 0x04); + fc8150_write(hDevice, 0x53, 0x9F); + } + + return BBM_OK; +} + +int fc8150_get_rssi(HANDLE hDevice, int *rssi) +{ + int res = BBM_OK; + u8 LNA, RFVGA, CSF, PREAMP_PGA = 0x00; + int K = -101.25; + int PGA = 0; + + res = fc8150_read(hDevice, 0xA3, &LNA); + res = fc8150_read(hDevice, 0xA4, &RFVGA); + res = fc8150_read(hDevice, 0xA8, &CSF); + res = fc8150_bb_read(hDevice, 0x106E, &PREAMP_PGA); + + if (res != BBM_OK) + return res; + + if (127 < PREAMP_PGA) + PGA = -1 * ((256 - PREAMP_PGA) + 1); + else if (PREAMP_PGA <= 127) + PGA = PREAMP_PGA; + + /* *rssi = (LNA & 0x07) * 6 + (RFVGA & 0x1F) + + ((CSF & 0x03)+((CSF & 0x70) >> 4) ) * 6 - PGA * 0.25f + K ; */ + *rssi = (LNA & 0x07) * 6 + (RFVGA & 0x1F) + + ((CSF & 0x03) + ((CSF & 0x70) >> 4)) * 6 - PGA / 4 + K; + + return BBM_OK; +} + +int fc8150_tuner_deinit(HANDLE hDevice) +{ + return BBM_OK; +} |