retry RTIO PLL lock

This commit is contained in:
Sebastien Bourdeauducq 2020-07-25 11:15:33 +08:00
parent 0ce45b145e
commit 26874030fc
1 changed files with 15 additions and 16 deletions

View File

@ -112,22 +112,21 @@ fn init_rtio(timer: &mut GlobalTimer, cfg: &config::Config) {
0 0
}; };
unsafe { loop {
pl::csr::rtio_crg::pll_reset_write(1); unsafe {
pl::csr::rtio_crg::clock_sel_write(clock_sel); pl::csr::rtio_crg::pll_reset_write(1);
} pl::csr::rtio_crg::clock_sel_write(clock_sel);
pl::csr::rtio_crg::pll_reset_write(0);
timer.delay_ms(2); }
timer.delay_ms(1);
unsafe { let locked = unsafe { pl::csr::rtio_crg::pll_locked_read() != 0 };
pl::csr::rtio_crg::pll_reset_write(0); if locked {
} info!("RTIO PLL locked");
break;
timer.delay_ms(2); } else {
warn!("RTIO PLL failed to lock, retrying...");
let locked = unsafe { pl::csr::rtio_crg::pll_locked_read() != 0 }; timer.delay_ms(500);
if !locked { }
panic!("RTIO PLL failed to lock");
} }
unsafe { unsafe {