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stm32/rcc: misc cleanups.

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This commit is contained in:
Dario Nieuwenhuis
2023-10-23 01:48:09 +02:00
parent 0ef1cb29f7
commit a39ae12edc
21 changed files with 175 additions and 238 deletions
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13
embassy-stm32/src/rcc/f4f7.rs
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@ -166,8 +166,8 @@ pub(crate) unsafe fn init(config: Config) {
};
let hclk = sys / config.ahb_pre;
let (pclk1, pclk1_tim) = calc_pclk(hclk, config.apb1_pre);
let (pclk2, pclk2_tim) = calc_pclk(hclk, config.apb2_pre);
let (pclk1, pclk1_tim) = super::util::calc_pclk(hclk, config.apb1_pre);
let (pclk2, pclk2_tim) = super::util::calc_pclk(hclk, config.apb2_pre);
assert!(max::SYSCLK.contains(&sys));
assert!(max::HCLK.contains(&hclk));
@ -326,15 +326,6 @@ fn flash_setup(clk: Hertz) {
while FLASH.acr().read().latency() != latency {}
}
fn calc_pclk<D>(hclk: Hertz, ppre: D) -> (Hertz, Hertz)
where
Hertz: core::ops::Div<D, Output = Hertz>,
{
let pclk = hclk / ppre;
let pclk_tim = if hclk == pclk { pclk } else { pclk * 2u32 };
(pclk, pclk_tim)
}
#[cfg(stm32f7)]
mod max {
use core::ops::RangeInclusive;