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ad9154: enable sync in init

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This commit is contained in:
Sebastien Bourdeauducq 2018-08-06 19:02:27 +08:00
parent 7f0b2ff594
commit bbe36b94f7
1 changed files with 5 additions and 0 deletions
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5
artiq/firmware/libboard_artiq/ad9154.rs
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@ -370,6 +370,11 @@ fn dac_setup(dacno: u8, linerate: u64) -> Result<(), &'static str> {
write(ad9154_reg::LMFC_VAR_0, 0x0a); // receive buffer delay
write(ad9154_reg::LMFC_VAR_1, 0x0a);
write(ad9154_reg::SYNC_ERRWINDOW, 0); // +- 1/2 DAC clock
// datasheet seems to say ENABLE and ARM should be separate steps,
// so enable now so it can be armed in dac_sync().
write(ad9154_reg::SYNC_CONTROL,
0x1*ad9154_reg::SYNCMODE | 1*ad9154_reg::SYNCENABLE |
0*ad9154_reg::SYNCARM | 0*ad9154_reg::SYNCCLRSTKY);
write(ad9154_reg::XBAR_LN_0_1,
0*ad9154_reg::LOGICAL_LANE0_SRC | 1*ad9154_reg::LOGICAL_LANE1_SRC);