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stm32: centralize enabling pwr, syscfg, flash.

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This commit is contained in:
Dario Nieuwenhuis
2023-09-24 23:54:32 +02:00
parent 65d36f9f99
commit e03239e88d
15 changed files with 20 additions and 67 deletions
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12
embassy-stm32/src/usb_otg/usb.rs
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@ -540,10 +540,7 @@ impl<'d, T: Instance> Bus<'d, T> {
impl<'d, T: Instance> Bus<'d, T> {
fn init(&mut self) {
#[cfg(stm32l4)]
{
crate::peripherals::PWR::enable();
critical_section::with(|_| crate::pac::PWR.cr2().modify(|w| w.set_usv(true)));
}
critical_section::with(|_| crate::pac::PWR.cr2().modify(|w| w.set_usv(true)));
#[cfg(stm32f7)]
{
@ -618,15 +615,10 @@ impl<'d, T: Instance> Bus<'d, T> {
{
// Enable USB power
critical_section::with(|_| {
crate::pac::RCC.ahb3enr().modify(|w| {
w.set_pwren(true);
});
cortex_m::asm::delay(2);
crate::pac::PWR.svmcr().modify(|w| {
w.set_usv(true);
w.set_uvmen(true);
});
})
});
// Wait for USB power to stabilize