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-rw-r--r--api/Fitipower_FC0012.c346
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diff --git a/api/Fitipower_FC0012.c b/api/Fitipower_FC0012.c
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+/**
+ * @(#)Fitipower_FC0012.cpp
+ *
+ * ==========================================================
+ * Version: 2.0
+ * Date: 2008.09.17
+ * ==========================================================
+ *
+ * ==========================================================
+ * History:
+ *
+ * Date Author Description
+ * ----------------------------------------------------------
+ *
+ * 2008.09.17 Benny Chen added tuner version
+ * ==========================================================
+ *
+ * Copyright 2008 Afatech, Inc. All rights reserved.
+ *
+ */
+
+
+//#include <stdio.h> // for Linux
+#include "type.h"
+#include "error.h"
+#include "user.h"
+#include "register.h"
+#include "standard.h"
+#include "Fitipower_FC0012_Script.h"
+//#include <math.h> // for Linux
+
+
+Dword FC0012_open (
+ IN Demodulator* demodulator,
+ IN Byte chip
+) {
+ Dword error = Error_NO_ERROR;
+
+ /** Control tuner enable */
+ error = Standard_writeRegisterBits (demodulator, chip, Processor_LINK, p_reg_top_gpiot2_o, reg_top_gpiot2_o_pos, reg_top_gpiot2_o_len, 1);
+ if (error) goto exit;
+
+ error = Standard_writeRegisterBits (demodulator, chip, Processor_LINK, p_reg_top_gpiot2_en, reg_top_gpiot2_en_pos, reg_top_gpiot2_en_len, 1);
+ if (error) goto exit;
+
+ error = Standard_writeRegisterBits (demodulator, chip, Processor_LINK, p_reg_top_gpiot2_on, reg_top_gpiot2_on_pos, reg_top_gpiot2_on_len, 1);
+ if (error) goto exit;
+
+ /** Control pin diode **/
+ error = Standard_writeRegister (demodulator, chip, Processor_LINK, p_reg_top_gpioh8_on, 1);
+ if (error) goto exit;
+
+ error = Standard_writeRegister (demodulator, chip, Processor_LINK, p_reg_top_gpioh8_en, 1);
+ if (error) goto exit;
+exit:
+ return (error);
+}
+
+
+Dword FC0012_close (
+ IN Demodulator* demodulator,
+ IN Byte chip
+) {
+ Dword error = Error_NO_ERROR;
+
+ /** Control pin diode **/
+ error = Standard_writeRegister (demodulator, chip, Processor_LINK, p_reg_top_gpioh8_on, 0);
+ if (error) goto exit;
+
+ error = Standard_writeRegister (demodulator, chip, Processor_LINK, p_reg_top_gpioh8_en, 0);
+ if (error) goto exit;
+
+exit:
+ return (error);
+}
+
+
+Dword FC0012_set (
+ IN Demodulator* demodulator,
+ IN Byte chip,
+ IN Word bandwidth,
+ IN Dword frequency
+) {
+ /* It's necessary for setting frequency and bandwidth*/
+ Dword error = Error_NO_ERROR;
+ Word fractional, xin;
+ Byte reg[20], floor_xdiv, fp,fa, vco_cal, vco_select, round_xdiv, rc_cal_forcing;
+ Dword fvco;
+
+ /***********************************************************/
+ /****************** initialization *************************/
+ /***********************************************************/
+ reg[7] = 0x0f;
+ reg[8] = 0x9d;
+ reg[13] = 0x10;
+ reg[16] = 0x0b;
+ reg[19] = 0x10;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 7, 1, &reg[7]);
+ if (error) goto exit;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 8, 1, &reg[8]);
+ if (error) goto exit;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 13, 1, &reg[13]);
+ if (error) goto exit;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 16, 1, &reg[16]);
+ if (error) goto exit;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 19, 1, &reg[19]);
+ if (error) goto exit;
+
+ /***********************************************************/
+ /****************** start frequency setting ****************/
+ /***********************************************************/
+
+ /* generate the frequency of VCO and VCO_divider */
+
+ if (frequency * 96 < 3560000)
+ {
+ fvco = frequency * 96;
+ reg[5] = 0x82;
+ reg[6] = 0x00;
+ }
+ else if (frequency * 64 < 3560000)
+ {
+ fvco = frequency * 64;
+ reg[5] = 0x82;
+ reg[6] = 0x02;
+ }
+ else if (frequency * 48 < 3560000)
+ {
+ fvco = frequency * 48;
+ reg[5] = 0x42;
+ reg[6] = 0x00;
+ }
+ else if (frequency * 32 < 3560000)
+ {
+ fvco = frequency * 32;
+ reg[5] = 0x42;
+ reg[6] = 0x02;
+ }
+ else if (frequency * 24 < 3560000)
+ {
+ fvco = frequency * 24;
+ reg[5] = 0x22;
+ reg[6] = 0x00;
+ }
+ else if (frequency * 16 < 3560000)
+ {
+ fvco = frequency * 16;
+ reg[5] = 0x22;
+ reg[6] = 0x02;
+ }
+ else if (frequency * 12 < 3560000)
+ {
+ fvco = frequency * 12;
+ reg[5] = 0x12;
+ reg[6] = 0x00;
+ }
+ else if (frequency * 8 < 3560000)
+ {
+ fvco = frequency * 8;
+ reg[5] = 0x12;
+ reg[6] = 0x02;
+ }
+ else if (frequency * 6 < 3560000)
+ {
+ fvco = frequency * 6;
+ reg[5] = 0x0a;
+ reg[6] = 0x00;
+ }
+ else
+ {
+ fvco = frequency * 4;
+ reg[5] = 0x0a;
+ reg[6] = 0x02;
+ }
+
+
+ /* calculate XIN for Fractional PLL with 18 MHz reference frequency */
+ floor_xdiv = (Byte)(fvco/18000);
+ fractional = (Word)(fvco - (floor_xdiv * 18000));
+ fractional = ((fractional<<15)/18000);
+ //if (fractional >=(Word)pow(2.0,14.0)) fractional = fractional + (Word)pow(2.0,15.0); /* sign extension */
+ if (fractional >=(Word)16384) fractional = fractional + (Word)32768;
+ if (fractional == 0) xin = 0;
+ else xin = fractional;
+
+ reg[3] = (Byte)(xin>>8) ; /* xin with 9 bit resolution */
+ reg[4] = (Byte)(xin & 0x00ff);
+
+ /* calculate fp and fa */
+ if ((fvco-floor_xdiv*18000)>=9000) round_xdiv = floor_xdiv + 1; //round operation
+ else round_xdiv = floor_xdiv;
+ fp = (Byte)(round_xdiv/8);
+ fa = round_xdiv - (fp<<3);
+ if (fa < 2)
+ {
+ fp = fp - 1;
+ fa = fa + 8;
+ }
+
+ reg[1] = fa;
+ reg[2] = fp;
+
+ /* Rough VCO selection */
+ if (fvco < 3060000)
+ {
+ vco_select = 0;
+ }
+ else
+ {
+ vco_select = 1;
+ reg[6] = reg[6] | 0x08;
+ }
+
+ /* fix frequency less than 45 MHz */
+ if (frequency < 45000)
+ {
+ reg[1] = 0x06;
+ reg[2] = 0x11;
+ }
+
+ /* fix clock out */
+ reg[6] = reg[6] | 0x20;
+
+ /** Write freq parameters to tuner */
+ error = Standard_writeTunerRegisters (demodulator, chip, 0, 7, reg);
+ if (error) goto exit;
+
+ /***********************************************************/
+ /****************** start VCO selction *********************/
+ /***********************************************************/
+
+ /*calibration VCO*/
+ vco_cal = 0x80;
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal); /* vco_cal restart */
+ if (error) goto exit;
+
+ vco_cal = 0x00;
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal); /* vco_cal run */
+ if (error) goto exit;
+
+ /* read vco calibration value vco_cal Note for read_reg need read twice */
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal);
+ if (error) goto exit;
+ User_delay (demodulator, 10);
+ error = Standard_readTunerRegisters (demodulator, chip, 14, 1, &vco_cal);
+ if (error) goto exit;
+
+ /* vco selection */
+ vco_cal = vco_cal & 0x3f;
+ switch(vco_select) {
+ case 0:
+ if (vco_cal < 0x08)
+ {
+ reg[6] = reg[6] & ~(0x18); /* reset VCO select */
+ reg[6] = reg[6] | 0x08; /* vco_select = 1; */
+ reg[6] = reg[6] | 0x20; /* fix clock out */
+ error = Standard_writeTunerRegisters (demodulator, chip, 6, 1, &reg[6]);
+ if (error) goto exit;
+
+ /* recalibration */
+ vco_cal = 0x80;
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal);/* vco_cal restart */
+ if (error) goto exit;
+
+ vco_cal = 0x00;
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal);/* vco_cal run */
+ if (error) goto exit;
+ break;
+ }
+ else
+ {
+ reg[6] = reg[6] & ~(0x18); /* reset VCO select */
+ reg[6] = reg[6] | 0x00; /* vco_select = 0; */
+ reg[6] = reg[6] | 0x20; /* fix clock out */
+ error = Standard_writeTunerRegisters (demodulator, chip, 6, 1, &reg[6]);
+ if (error) goto exit;
+ break;
+ }
+ case 1:
+ if (vco_cal > 0x2a)
+ {
+ reg[6] = reg[6] & ~(0x18); /* reset VCO select */
+ reg[6] = reg[6] | 0x00; /* vco_select = 0; */
+ reg[6] = reg[6] | 0x20; /* fix clock out */
+ error = Standard_writeTunerRegisters (demodulator, chip, 6, 1, &reg[6]);
+ if (error) goto exit;
+
+ /* recalibration */
+ vco_cal = 0x80;
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal);/*vco_cal restart*/
+ if (error) goto exit;
+
+ vco_cal = 0x00;
+ error = Standard_writeTunerRegisters (demodulator, chip, 14, 1, &vco_cal);/*vco_cal run*/
+ if (error) goto exit;
+ break;
+ }
+ else
+ {
+ reg[6] = reg[6] & ~(0x18); /* reset VCO select */
+ reg[6] = reg[6] | 0x08; /* vco_select = 1; */
+ reg[6] = reg[6] | 0x20; /* fix clock out */
+ error = Standard_writeTunerRegisters (demodulator, chip, 6, 1, &reg[6]);
+ if (error) goto exit;
+ break;
+ }
+
+ }
+
+ reg[16] = 0x0b;
+
+ User_delay (demodulator, 10);
+ error = Standard_readTunerRegisters (demodulator, chip, 13, 1, &reg[13]);
+ if (error) goto exit;
+
+ rc_cal_forcing = reg[13] | 0x10;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 13, 1, &rc_cal_forcing);
+ if (error) goto exit;
+
+ error = Standard_writeTunerRegisters (demodulator, chip, 16, 1, &reg[16]);
+ if (error) goto exit;
+
+
+exit:
+ return(error);
+}
+
+
+TunerDescription tuner_FC0012 = {
+ FC0012_open, /** needed function*/
+ FC0012_close, /** needed function*/
+ FC0012_set, /** needed function*/
+ FC0012_scripts, /** Afa's tuner setting */
+ FC0012_scriptSets, /** Afa's tuner setting */
+ FC0012_ADDRESS, /** tuner i2c address */
+ 1, /** length of tuner register address */
+ 0, /** tuner if frequency*/
+ True, /** spectrum inverse */
+ 0x2E, /** tuner id */
+};
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