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betaflight/src/main/drivers/io.h
Sami Korhonen 1f8805cdf0 squash betaflightF7
Parts and driver boost from @npsm
2016-10-21 08:51:02 +03:00

98 lines
4.3 KiB
C

#pragma once
#include <stdbool.h>
#include <stdint.h>
#include <platform.h>
#include "resource.h"
#include "io_types.h"
// preprocessor is used to convert pinid to requested C data value
// compile-time error is generated if requested pin is not available (not set in TARGET_IO_PORTx)
// ioTag_t and IO_t is supported, but ioTag_t is preferred
// expand pinid to to ioTag_t
#define IO_TAG(pinid) DEFIO_TAG(pinid)
#if defined(STM32F1)
// mode is using only bits 6-2
#define IO_CONFIG(mode, speed) ((mode) | (speed))
#define IOCFG_OUT_PP IO_CONFIG(GPIO_Mode_Out_PP, GPIO_Speed_2MHz)
#define IOCFG_OUT_OD IO_CONFIG(GPIO_Mode_Out_OD, GPIO_Speed_2MHz)
#define IOCFG_AF_PP IO_CONFIG(GPIO_Mode_AF_PP, GPIO_Speed_2MHz)
#define IOCFG_AF_OD IO_CONFIG(GPIO_Mode_AF_OD, GPIO_Speed_2MHz)
#define IOCFG_IPD IO_CONFIG(GPIO_Mode_IPD, GPIO_Speed_2MHz)
#define IOCFG_IPU IO_CONFIG(GPIO_Mode_IPU, GPIO_Speed_2MHz)
#define IOCFG_IN_FLOATING IO_CONFIG(GPIO_Mode_IN_FLOATING, GPIO_Speed_2MHz)
#elif defined(STM32F7)
//speed is packed inside modebits 5 and 2,
#define IO_CONFIG(mode, speed, pupd) ((mode) | ((speed) << 2) | ((pupd) << 5))
#define IOCFG_OUT_PP IO_CONFIG(GPIO_MODE_OUTPUT_PP, GPIO_SPEED_FREQ_LOW, GPIO_NOPULL)
#define IOCFG_OUT_PP_25 IO_CONFIG(GPIO_MODE_OUTPUT_PP, GPIO_SPEED_FREQ_HIGH, GPIO_NOPULL)
#define IOCFG_OUT_OD IO_CONFIG(GPIO_MODE_OUTPUT_OD, GPIO_SPEED_FREQ_LOW, GPIO_NOPULL)
#define IOCFG_AF_PP IO_CONFIG(GPIO_MODE_AF_PP, GPIO_SPEED_FREQ_LOW, GPIO_NOPULL)
#define IOCFG_AF_PP_PD IO_CONFIG(GPIO_MODE_AF_PP, GPIO_SPEED_FREQ_LOW, GPIO_PULLDOWN)
#define IOCFG_AF_PP_UP IO_CONFIG(GPIO_MODE_AF_PP, GPIO_SPEED_FREQ_LOW, GPIO_PULLUP)
#define IOCFG_AF_OD IO_CONFIG(GPIO_MODE_AF_OD, GPIO_SPEED_FREQ_LOW, GPIO_NOPULL)
#define IOCFG_IPD IO_CONFIG(GPIO_MODE_INPUT, GPIO_SPEED_FREQ_LOW, GPIO_PULLDOWN)
#define IOCFG_IPU IO_CONFIG(GPIO_MODE_INPUT, GPIO_SPEED_FREQ_LOW, GPIO_PULLUP)
#define IOCFG_IN_FLOATING IO_CONFIG(GPIO_MODE_INPUT, GPIO_SPEED_FREQ_LOW, GPIO_NOPULL)
#define IOCFG_IPU_25 IO_CONFIG(GPIO_MODE_INPUT, GPIO_SPEED_FREQ_HIGH, GPIO_PULLUP)
#elif defined(STM32F3) || defined(STM32F4)
#define IO_CONFIG(mode, speed, otype, pupd) ((mode) | ((speed) << 2) | ((otype) << 4) | ((pupd) << 5))
#define IOCFG_OUT_PP IO_CONFIG(GPIO_Mode_OUT, 0, GPIO_OType_PP, GPIO_PuPd_NOPULL) // TODO
#define IOCFG_OUT_PP_25 IO_CONFIG(GPIO_Mode_OUT, GPIO_Speed_25MHz, GPIO_OType_PP, GPIO_PuPd_NOPULL)
#define IOCFG_OUT_OD IO_CONFIG(GPIO_Mode_OUT, 0, GPIO_OType_OD, GPIO_PuPd_NOPULL)
#define IOCFG_AF_PP IO_CONFIG(GPIO_Mode_AF, 0, GPIO_OType_PP, GPIO_PuPd_NOPULL)
#define IOCFG_AF_PP_PD IO_CONFIG(GPIO_Mode_AF, 0, GPIO_OType_PP, GPIO_PuPd_DOWN)
#define IOCFG_AF_PP_UP IO_CONFIG(GPIO_Mode_AF, 0, GPIO_OType_PP, GPIO_PuPd_UP)
#define IOCFG_AF_OD IO_CONFIG(GPIO_Mode_AF, 0, GPIO_OType_OD, GPIO_PuPd_NOPULL)
#define IOCFG_IPD IO_CONFIG(GPIO_Mode_IN, 0, 0, GPIO_PuPd_DOWN)
#define IOCFG_IPU IO_CONFIG(GPIO_Mode_IN, 0, 0, GPIO_PuPd_UP)
#define IOCFG_IN_FLOATING IO_CONFIG(GPIO_Mode_IN, 0, 0, GPIO_PuPd_NOPULL)
#define IOCFG_IPU_25 IO_CONFIG(GPIO_Mode_IN, GPIO_Speed_25MHz, 0, GPIO_PuPd_UP)
#elif defined(UNIT_TEST)
# define IOCFG_OUT_PP 0
# define IOCFG_OUT_OD 0
# define IOCFG_AF_PP 0
# define IOCFG_AF_OD 0
# define IOCFG_IPD 0
# define IOCFG_IPU 0
# define IOCFG_IN_FLOATING 0
#else
# warning "Unknown TARGET"
#endif
// declare available IO pins. Available pins are specified per target
#include "io_def.h"
bool IORead(IO_t io);
void IOWrite(IO_t io, bool value);
void IOHi(IO_t io);
void IOLo(IO_t io);
void IOToggle(IO_t io);
void IOInit(IO_t io, resourceOwner_t owner, resourceType_t resource, uint8_t index);
void IORelease(IO_t io); // unimplemented
resourceOwner_t IOGetOwner(IO_t io);
resourceType_t IOGetResources(IO_t io);
IO_t IOGetByTag(ioTag_t tag);
void IOConfigGPIO(IO_t io, ioConfig_t cfg);
#if defined(STM32F3) || defined(STM32F4) || defined(STM32F7)
void IOConfigGPIOAF(IO_t io, ioConfig_t cfg, uint8_t af);
#endif
void IOInitGlobal(void);