diff options
Diffstat (limited to 'hardware/src/r820/include/tuner_fc2580.h')
-rw-r--r-- | hardware/src/r820/include/tuner_fc2580.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/hardware/src/r820/include/tuner_fc2580.h b/hardware/src/r820/include/tuner_fc2580.h new file mode 100644 index 0000000..9ebd935 --- /dev/null +++ b/hardware/src/r820/include/tuner_fc2580.h @@ -0,0 +1,127 @@ +#ifndef __TUNER_FC2580_H +#define __TUNER_FC2580_H + +#define BORDER_FREQ 2600000 //2.6GHz : The border frequency which determines whether Low VCO or High VCO is used +#define USE_EXT_CLK 0 //0 : Use internal XTAL Oscillator / 1 : Use External Clock input +#define OFS_RSSI 57 + +#define FC2580_I2C_ADDR 0xac +#define FC2580_CHECK_ADDR 0x01 +#define FC2580_CHECK_VAL 0x56 + +typedef enum { + FC2580_UHF_BAND, + FC2580_L_BAND, + FC2580_VHF_BAND, + FC2580_NO_BAND +} fc2580_band_type; + +typedef enum { + FC2580_FCI_FAIL, + FC2580_FCI_SUCCESS +} fc2580_fci_result_type; + +enum FUNCTION_STATUS +{ + FUNCTION_SUCCESS, + FUNCTION_ERROR, +}; + +extern void fc2580_wait_msec(void *pTuner, int a); + +fc2580_fci_result_type fc2580_i2c_write(void *pTuner, unsigned char reg, unsigned char val); +fc2580_fci_result_type fc2580_i2c_read(void *pTuner, unsigned char reg, unsigned char *read_data); + +/*============================================================================== + fc2580 initial setting + + This function is a generic function which gets called to initialize + + fc2580 in DVB-H mode or L-Band TDMB mode + + <input parameter> + + ifagc_mode + type : integer + 1 : Internal AGC + 2 : Voltage Control Mode + +==============================================================================*/ +fc2580_fci_result_type fc2580_set_init(void *pTuner, int ifagc_mode, unsigned int freq_xtal ); + +/*============================================================================== + fc2580 frequency setting + + This function is a generic function which gets called to change LO Frequency + + of fc2580 in DVB-H mode or L-Band TDMB mode + + <input parameter> + + f_lo + Value of target LO Frequency in 'kHz' unit + ex) 2.6GHz = 2600000 + +==============================================================================*/ +fc2580_fci_result_type fc2580_set_freq(void *pTuner, unsigned int f_lo, unsigned int freq_xtal ); + + +/*============================================================================== + fc2580 filter BW setting + + This function is a generic function which gets called to change Bandwidth + + frequency of fc2580's channel selection filter + + <input parameter> + + filter_bw + 1 : 1.53MHz(TDMB) + 6 : 6MHz + 7 : 7MHz + 8 : 7.8MHz + + +==============================================================================*/ +fc2580_fci_result_type fc2580_set_filter( void *pTuner, unsigned char filter_bw, unsigned int freq_xtal ); + +// The following context is FC2580 tuner API source code +// Definitions + +// AGC mode +enum FC2580_AGC_MODE +{ + FC2580_AGC_INTERNAL = 1, + FC2580_AGC_EXTERNAL = 2, +}; + + +// Bandwidth mode +enum FC2580_BANDWIDTH_MODE +{ + FC2580_BANDWIDTH_1530000HZ = 1, + FC2580_BANDWIDTH_6000000HZ = 6, + FC2580_BANDWIDTH_7000000HZ = 7, + FC2580_BANDWIDTH_8000000HZ = 8, +}; + +// Manipulaing functions +int +fc2580_Initialize( + void *pTuner + ); + +int +fc2580_SetRfFreqHz( + void *pTuner, + unsigned long RfFreqHz + ); + +// Extra manipulaing functions +int +fc2580_SetBandwidthMode( + void *pTuner, + int BandwidthMode + ); + +#endif |