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always use non-_C GPIOs for digital signals on H7.

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This commit is contained in:
Dario Nieuwenhuis 2024-02-01 01:35:33 +01:00
parent 8a2bd611fc
commit 0cb3a4fcae
1 changed files with 13 additions and 1 deletions
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14
stm32-data-gen/src/chips.rs
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@ -593,7 +593,7 @@ fn merge_periph_pins_info(
// for some godforsaken reason UART4's and UART5's CTS are called CTS_NSS in the GPIO xml // for some godforsaken reason UART4's and UART5's CTS are called CTS_NSS in the GPIO xml
// so try to match with these // so try to match with these
af_pins.get(&(pin.pin.as_str(), "CTS_NSS")).copied().flatten() af_pins.get(&(pin.pin.as_str(), "CTS_NSS")).copied().flatten()
} else if periph_name == "I2C1" { } else if chip_name.starts_with("STM32F0") && periph_name == "I2C1" {
// it appears that for __some__ STM32 MCUs there is no AFIO specified in GPIO file // it appears that for __some__ STM32 MCUs there is no AFIO specified in GPIO file
// (notably - STM32F030C6 with it's I2C1 on PF6 and PF7) // (notably - STM32F030C6 with it's I2C1 on PF6 and PF7)
// but the peripheral can actually be mapped to different pins // but the peripheral can actually be mapped to different pins
@ -1099,8 +1099,20 @@ fn process_core(
})); }));
} }
// H7 has some _C pin variants (e.g. PC2 and PC2_C). Digital stuff should always be in the non-C pin.
// cubedb puts it either in both, or in the -C pin only! (in chips where the package has only the -C pin)
// so we fix that up here.
if !pname.starts_with("ADC") && !pname.starts_with("DAC") && !pname.starts_with("COMP") {
for pin in &mut p.pins {
if let Some(p) = pin.pin.strip_suffix("_C") {
pin.pin = p.to_string();
}
}
}
// sort pins to avoid diff for c pins // sort pins to avoid diff for c pins
p.pins.sort_by_key(|x| (x.pin.clone(), x.signal.clone())); p.pins.sort_by_key(|x| (x.pin.clone(), x.signal.clone()));
p.pins.dedup_by_key(|x| (x.pin.clone(), x.signal.clone()));
peripherals.insert(p.name.clone(), p); peripherals.insert(p.name.clone(), p);
} }