RTIO PLL fixes #183

Merged
sb10q merged 1 commits from mwojcik/artiq-zynq:rtio_pll_fixes into master 2024-08-17 17:37:22 +08:00
3 changed files with 8 additions and 3 deletions

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@ -340,6 +340,7 @@ class GenericSatellite(SoCCore):
self.crg = self.ps7 # HACK for eem_7series to find the clock
self.submodules.rtio_crg = RTIOClockMultiplier(rtio_clk_freq)
self.csr_devices.append("rtio_crg")
self.rustc_cfg["has_rtio_crg"] = None
data_pads = [platform.request("sfp", i) for i in range(4)]

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@ -431,6 +431,7 @@ class _SatelliteBase(SoCCore):
self.submodules.rtio_crg = RTIOClockMultiplier(self.sys_clk_freq)
self.csr_devices.append("rtio_crg")
self.rustc_cfg["has_rtio_crg"] = None
fix_serdes_timing_path(self.platform)
def add_rtio(self, rtio_channels):

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@ -392,7 +392,7 @@ fn drtiosat_process_errors() {
#[cfg(has_rtio_crg)]
fn init_rtio_crg(timer: GlobalTimer) {
fn init_rtio_crg(timer: &mut GlobalTimer) {
unsafe {
csr::rtio_crg::pll_reset_write(0);
}
@ -401,10 +401,13 @@ fn init_rtio_crg(timer: GlobalTimer) {
if !locked {
error!("RTIO clock failed");
}
else {
info!("RTIO PLL locked");
}
}
#[cfg(not(has_rtio_crg))]
fn init_rtio_crg(_timer: GlobalTimer) { }
fn init_rtio_crg(_timer: &mut GlobalTimer) { }
fn hardware_tick(ts: &mut u64, timer: &mut GlobalTimer) {
let now = timer.get_time();
@ -477,7 +480,7 @@ pub extern fn main_core0() -> i32 {
unsafe {
csr::drtio_transceiver::txenable_write(0xffffffffu32 as _);
}
init_rtio_crg(timer);
init_rtio_crg(&mut timer);
#[cfg(has_drtio_routing)]
let mut repeaters = [repeater::Repeater::default(); csr::DRTIOREP.len()];