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firmware: si5324 cleanups/fixes

This commit is contained in:
Sebastien Bourdeauducq 2017-02-02 18:11:00 +08:00
parent efd8eadf2c
commit 3488b4a857
1 changed files with 9 additions and 9 deletions
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18
artiq/firmware/libboard/si5324.rs
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@ -23,14 +23,14 @@ fn pca9548_select(channel: u8) -> Result<()> {
// NOTE: the logical parameters DO NOT MAP to physical values written // NOTE: the logical parameters DO NOT MAP to physical values written
// into registers. They have to be mapped; see the datasheet. // into registers. They have to be mapped; see the datasheet.
// DSPLLsim reports the logical parameters in the design summary, not // DSPLLsim reports the logical parameters in the design summary, not
// the physical register values (but those are present separately). // the physical register values.
pub struct FrequencySettings { pub struct FrequencySettings {
n1_hs: u8, pub n1_hs: u8,
nc1_ls: u32, pub nc1_ls: u32,
n2_hs: u8, pub n2_hs: u8,
n2_ls: u32, pub n2_ls: u32,
n31: u32, pub n31: u32,
n32: u32 pub n32: u32
} }
fn map_frequency_settings(settings: &FrequencySettings) -> Result<FrequencySettings> { fn map_frequency_settings(settings: &FrequencySettings) -> Result<FrequencySettings> {
@ -62,7 +62,7 @@ fn map_frequency_settings(settings: &FrequencySettings) -> Result<FrequencySetti
9 => 0b101, 9 => 0b101,
10 => 0b110, 10 => 0b110,
11 => 0b111, 11 => 0b111,
_ => return Err("n1_hs has an invalid value") _ => return Err("N1_HS has an invalid value")
}, },
nc1_ls: settings.nc1_ls - 1, nc1_ls: settings.nc1_ls - 1,
n2_hs: match settings.n2_hs { n2_hs: match settings.n2_hs {
@ -74,7 +74,7 @@ fn map_frequency_settings(settings: &FrequencySettings) -> Result<FrequencySetti
9 => 0b101, 9 => 0b101,
10 => 0b110, 10 => 0b110,
11 => 0b111, 11 => 0b111,
_ => return Err("n2_hs has an invalid value") _ => return Err("N2_HS has an invalid value")
}, },
n2_ls: settings.n2_ls - 1, n2_ls: settings.n2_ls - 1,
n31: settings.n31 - 1, n31: settings.n31 - 1,