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stm32/subghz: Add STM32WL55 subghz radio interface to stm module.

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This is the minimum C interface to allow a modem driver to be built in
Python.  Interface is simple, with the intention that the micropython-lib
driver is the main (only) consumer of it.

Signed-off-by: Angus Gratton <angus@redyak.com.au>
This commit is contained in:
Angus Gratton
2022-07-15 14:04:33 +10:00
committed by Damien George
parent 9e0f934cdf
commit 02620c2236
9 changed files with 236 additions and 4 deletions
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2
ports/stm32/irq.h
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@@ -155,6 +155,8 @@ static inline void restore_irq_pri(uint32_t state) {
#define IRQ_PRI_CAN NVIC_EncodePriority(NVIC_PRIORITYGROUP_4, 7, 0)
#define IRQ_PRI_SUBGHZ_RADIO NVIC_EncodePriority(NVIC_PRIORITYGROUP_4, 8, 0)
#define IRQ_PRI_SPI NVIC_EncodePriority(NVIC_PRIORITYGROUP_4, 8, 0)
// Interrupt priority for non-special timers.