rtio_clocking: warn on unsupported settings

pull/152/head
mwojcik 1 year ago
parent 0de56e92bd
commit 7ecee2b3ee
  1. 15
      src/runtime/src/rtio_clocking.rs

@ -99,7 +99,7 @@ fn init_drtio(timer: &mut GlobalTimer)
#[cfg(has_si5324)]
fn setup_si5324(i2c: &mut I2c, timer: &mut GlobalTimer, clk: RtioClock) {
let si5324_settings = match clk {
_ => { // 125MHz output, from crystal, 7 Hz, default, also covers RtioClock::Int_125
RtioClock::Int_125 => { // 125MHz output, from crystal, 7 Hz
info!("using internal 125MHz RTIO clock");
si5324::FrequencySettings {
n1_hs : 10,
@ -112,6 +112,19 @@ fn setup_si5324(i2c: &mut I2c, timer: &mut GlobalTimer, clk: RtioClock) {
crystal_ref: true
}
}
_ => { // same setting as Int_125, but fallback to default
warn!("rtio_clock setting '{:x}' is unsupported. Falling back to default internal 125MHz RTIO clock.");
si5324::FrequencySettings {
n1_hs : 10,
nc1_ls : 4,
n2_hs : 10,
n2_ls : 19972,
n31 : 4565,
n32 : 4565,
bwsel : 4,
crystal_ref: true
}
}
};
let si5324_ref_input = si5324::Input::Ckin2;
si5324::setup(i2c, &si5324_settings, si5324_ref_input, timer).expect("cannot initialize Si5324");

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