Merge pull request #4265 from DavePutz/pio_soft_reset
Clear out PIOs and State Machines on RP2040 soft reset
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commit
1d8933dd05
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@ -34,6 +34,7 @@
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#include "src/rp2_common/hardware_dma/include/hardware/dma.h"
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#include "src/rp2_common/hardware_pio/include/hardware/pio_instructions.h"
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#include "src/rp2040/hardware_structs/include/hardware/structs/iobank0.h"
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#include "src/rp2_common/hardware_irq/include/hardware/irq.h"
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#include "lib/utils/interrupt_char.h"
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#include "py/obj.h"
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@ -101,6 +102,13 @@ void reset_rp2pio_statemachine(void) {
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_reset_statemachine(pio, j, false);
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}
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}
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for (uint8_t irq=PIO0_IRQ_0; irq <= PIO1_IRQ_1; irq++) {
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irq_handler_t int_handler = irq_get_exclusive_handler(irq);
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if (int_handler > 0) {
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irq_set_enabled (irq, false);
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irq_remove_handler(irq,int_handler);
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}
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}
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}
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STATIC uint32_t _check_pins_free(const mcu_pin_obj_t * first_pin, uint8_t pin_count, bool exclusive_pin_use) {
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