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stm32: generate adc_common

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This commit is contained in:
xoviat
2023-09-15 17:35:53 -05:00
parent f76d94098d
commit c28a6bdd0b
3 changed files with 44 additions and 115 deletions
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14
embassy-stm32/src/rcc/f3.rs
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@ -280,7 +280,7 @@ pub(crate) unsafe fn init(config: Config) {
}
});
#[cfg(rcc_f3)]
#[cfg(all(rcc_f3, adc3_common))]
let adc34 = config.adc.map(|adc| {
if !adc.is_bus() {
RCC.cfgr2().modify(|w| {
@ -291,9 +291,13 @@ pub(crate) unsafe fn init(config: Config) {
Hertz(sysclk / adc as u32)
})
} else {
// TODO: need to use only if adc32_common is present
crate::pac::ADC3_COMMON.ccr().modify(|w| {
assert!(!(adc.bus_div() == 1 && hpre_bits != Hpre::DIV1));
todo!()
w.set_ckmode(adc.into());
Hertz(sysclk / adc.bus_div() as u32)
})
}
});
@ -323,8 +327,10 @@ pub(crate) unsafe fn init(config: Config) {
ahb1: Hertz(hclk),
#[cfg(rcc_f3)]
adc: adc,
#[cfg(rcc_f3)]
#[cfg(all(rcc_f3, adc3_common))]
adc34: adc34,
#[cfg(all(rcc_f3, not(adc3_common)))]
adc34: None,
#[cfg(stm32f334)]
hrtim: hrtim,
});