int hdmi_in1_calibrate_delays(void)
{
hdmi_in1_data0_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_CAL|DVISAMPLER_DELAY_SLAVE_CAL);
hdmi_in1_data1_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_CAL|DVISAMPLER_DELAY_SLAVE_CAL);
hdmi_in1_data2_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_CAL|DVISAMPLER_DELAY_SLAVE_CAL);
if(!wait_idelays())
return 0;
hdmi_in1_data0_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_RST|DVISAMPLER_DELAY_SLAVE_RST);
hdmi_in1_data1_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_RST|DVISAMPLER_DELAY_SLAVE_RST);
hdmi_in1_data2_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_RST|DVISAMPLER_DELAY_SLAVE_RST);
hdmi_in1_data0_cap_phase_reset_write(1);
hdmi_in1_data1_cap_phase_reset_write(1);
hdmi_in1_data2_cap_phase_reset_write(1);
hdmi_in1_d0 = hdmi_in1_d1 = hdmi_in1_d2 = 0;
return 1;
}
int dvisampler_calibrate_delays(void)
{
dvisampler_data0_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_CAL|DVISAMPLER_DELAY_SLAVE_CAL);
dvisampler_data1_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_CAL|DVISAMPLER_DELAY_SLAVE_CAL);
dvisampler_data2_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_CAL|DVISAMPLER_DELAY_SLAVE_CAL);
if(!wait_idelays())
return 0;
dvisampler_data0_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_RST|DVISAMPLER_DELAY_SLAVE_RST);
dvisampler_data1_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_RST|DVISAMPLER_DELAY_SLAVE_RST);
dvisampler_data2_cap_dly_ctl_write(DVISAMPLER_DELAY_MASTER_RST|DVISAMPLER_DELAY_SLAVE_RST);
dvisampler_data0_cap_phase_reset_write(1);
dvisampler_data1_cap_phase_reset_write(1);
dvisampler_data2_cap_phase_reset_write(1);
dvisampler_d0 = dvisampler_d1 = dvisampler_d2 = 0;
return 1;
}
int hdmi_in1_adjust_phase(void)
{
switch(hdmi_in1_data0_cap_phase_read()) {
case DVISAMPLER_TOO_LATE:
hdmi_in1_data0_cap_dly_ctl_write(DVISAMPLER_DELAY_DEC);
if(!wait_idelays())
return 0;
hdmi_in1_d0--;
hdmi_in1_data0_cap_phase_reset_write(1);
break;
case DVISAMPLER_TOO_EARLY:
hdmi_in1_data0_cap_dly_ctl_write(DVISAMPLER_DELAY_INC);
if(!wait_idelays())
return 0;
hdmi_in1_d0++;
hdmi_in1_data0_cap_phase_reset_write(1);
break;
}
switch(hdmi_in1_data1_cap_phase_read()) {
case DVISAMPLER_TOO_LATE:
hdmi_in1_data1_cap_dly_ctl_write(DVISAMPLER_DELAY_DEC);
if(!wait_idelays())
return 0;
hdmi_in1_d1--;
hdmi_in1_data1_cap_phase_reset_write(1);
break;
case DVISAMPLER_TOO_EARLY:
hdmi_in1_data1_cap_dly_ctl_write(DVISAMPLER_DELAY_INC);
if(!wait_idelays())
return 0;
hdmi_in1_d1++;
hdmi_in1_data1_cap_phase_reset_write(1);
break;
}
switch(hdmi_in1_data2_cap_phase_read()) {
case DVISAMPLER_TOO_LATE:
hdmi_in1_data2_cap_dly_ctl_write(DVISAMPLER_DELAY_DEC);
if(!wait_idelays())
return 0;
hdmi_in1_d2--;
hdmi_in1_data2_cap_phase_reset_write(1);
break;
case DVISAMPLER_TOO_EARLY:
hdmi_in1_data2_cap_dly_ctl_write(DVISAMPLER_DELAY_INC);
if(!wait_idelays())
return 0;
hdmi_in1_d2++;
hdmi_in1_data2_cap_phase_reset_write(1);
break;
}
return 1;
}
