56 lines
1.1 KiB
C++
56 lines
1.1 KiB
C++
/**
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* @file kinetis_pins.cpp
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* @brief Kinetis-compatible GPIO code
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*
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* @date Jun 02, 2019
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* @author Andrey Belomutskiy, (c) 2012-2020
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* @author andreika <prometheus.pcb@gmail.com>
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*/
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#include "pch.h"
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#if EFI_GPIO_HARDWARE
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static ioportid_t ports[] = {GPIOA,
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GPIOB,
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GPIOC,
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GPIOD,
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GPIOE
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};
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ioportid_t * getGpioPorts() {
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return ports;
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}
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/**
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* Parse string representation of physical pin into Gpio ordinal.
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*
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* @return Gpio::Unassigned for "none", Gpio::Invalid for invalid entry
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*/
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brain_pin_e parseBrainPin(const char *str) {
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if (strEqual(str, "none"))
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return Gpio::Unassigned;
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// todo: create method toLowerCase?
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if (str[0] != 'p' && str[0] != 'P') {
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return Gpio::Invalid;
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}
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char port = str[1];
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brain_pin_e basePin;
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if (port >= 'a' && port <= 'z') {
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basePin = (Gpio::A0 + PORT_SIZE * (port - 'a'));
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} else if (port >= 'A' && port <= 'Z') {
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basePin = (Gpio::A0 + PORT_SIZE * (port - 'A'));
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} else {
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return Gpio::Invalid;
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}
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const char *pinStr = str + 2;
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int pin = atoi(pinStr);
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return basePin + pin;
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}
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unsigned int getBrainPinOnchipNum(void) {
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return BRAIN_PIN_ONCHIP_PINS;
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}
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#endif /* EFI_GPIO_HARDWARE */
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