162 lines
6.1 KiB
C
162 lines
6.1 KiB
C
/*
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* Copyright (c) 2021, Alex Taradov <alex@taradov.com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _HAL_GPIO_H_
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#define _HAL_GPIO_H_
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/*- Definitions -------------------------------------------------------------*/
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#define HAL_GPIO_PIN(name, port, pin) \
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static inline void HAL_GPIO_##name##_set(void) \
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{ \
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P##port->PDIO[pin] = 1; \
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(void)HAL_GPIO_##name##_set; \
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} \
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\
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static inline void HAL_GPIO_##name##_clr(void) \
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{ \
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P##port->PDIO[pin] = 0; \
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(void)HAL_GPIO_##name##_clr; \
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} \
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\
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static inline void HAL_GPIO_##name##_toggle(void) \
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{ \
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P##port->DOUT ^= GPIO_DOUT_DOUT##pin##_Msk; \
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(void)HAL_GPIO_##name##_toggle; \
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} \
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\
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static inline void HAL_GPIO_##name##_write(int value) \
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{ \
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P##port->PDIO[pin] = (value > 0); \
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(void)HAL_GPIO_##name##_write; \
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} \
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\
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static inline void HAL_GPIO_##name##_in(void) \
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{ \
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P##port->MODE = (P##port->MODE & ~GPIO_MODE_MODE##pin##_Msk); \
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(void)HAL_GPIO_##name##_in; \
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} \
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\
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static inline void HAL_GPIO_##name##_out(void) \
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{ \
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P##port->MODE = (P##port->MODE & ~GPIO_MODE_MODE##pin##_Msk) | \
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(1 << GPIO_MODE_MODE##pin##_Pos); \
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(void)HAL_GPIO_##name##_out; \
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} \
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\
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static inline void HAL_GPIO_##name##_odrain(void) \
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{ \
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P##port->MODE = (P##port->MODE & ~GPIO_MODE_MODE##pin##_Msk) | \
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(2 << GPIO_MODE_MODE##pin##_Pos); \
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(void)HAL_GPIO_##name##_odrain; \
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} \
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\
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static inline void HAL_GPIO_##name##_pullup(void) \
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{ \
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P##port->PUSEL = (P##port->PUSEL & ~GPIO_PUSEL_PUSEL##pin##_Msk) | \
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(1 << GPIO_PUSEL_PUSEL##pin##_Pos); \
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(void)HAL_GPIO_##name##_pullup; \
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} \
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\
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static inline void HAL_GPIO_##name##_pulldown(void) \
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{ \
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P##port->PUSEL = (P##port->PUSEL & ~GPIO_PUSEL_PUSEL##pin##_Msk) | \
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(2 << GPIO_PUSEL_PUSEL##pin##_Pos); \
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(void)HAL_GPIO_##name##_pulldown; \
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} \
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\
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static inline void HAL_GPIO_##name##_pulldis(void) \
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{ \
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P##port->PUSEL = (P##port->PUSEL & ~GPIO_PUSEL_PUSEL##pin##_Msk); \
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(void)HAL_GPIO_##name##_pulldis; \
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} \
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\
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static inline int HAL_GPIO_##name##_read(void) \
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{ \
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return P##port->PDIO[pin]; \
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(void)HAL_GPIO_##name##_read; \
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} \
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\
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static inline void HAL_GPIO_##name##_mfp(int value) \
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{ \
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uint32_t mfp = (pin < 8) ? SYS->GP##port##_MFPL : SYS->GP##port##_MFPH; \
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uint32_t offs = ((pin < 8) ? pin : (pin-8)) * 4; \
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mfp = (mfp & ~(0xf << offs)) | (value << offs); \
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if (pin < 8) \
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SYS->GP##port##_MFPL = mfp; \
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else \
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SYS->GP##port##_MFPH = mfp; \
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(void)HAL_GPIO_##name##_mfp; \
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} \
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\
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static inline void HAL_GPIO_##name##_mfos(int value) \
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{ \
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if (value) \
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SYS->GP##port##_MFOS |= SYS_GPA_MFOS_MFOS##pin##_Msk; \
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else \
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SYS->GP##port##_MFOS &= ~SYS_GPA_MFOS_MFOS##pin##_Msk; \
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(void)HAL_GPIO_##name##_mfos; \
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} \
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\
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static inline void HAL_GPIO_##name##_smten(int value) \
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{ \
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if (value) \
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P##port->SMTEN |= GPIO_SMTEN_SMTEN##pin##_Msk; \
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else \
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P##port->SMTEN &= ~GPIO_SMTEN_SMTEN##pin##_Msk; \
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(void)HAL_GPIO_##name##_smten; \
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} \
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\
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static inline void HAL_GPIO_##name##_dinoff(int value) \
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{ \
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if (value) \
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P##port->DINOFF |= GPIO_DINOFF_DINOFF##pin##_Msk; \
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else \
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P##port->DINOFF &= ~GPIO_DINOFF_DINOFF##pin##_Msk; \
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(void)HAL_GPIO_##name##_dinoff; \
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} \
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\
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static inline void HAL_GPIO_##name##_dben(int value) \
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{ \
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if (value) \
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P##port->DBEN |= GPIO_DBEN_DBEN##pin##_Msk; \
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else \
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P##port->DBEN &= ~GPIO_DBEN_DBEN##pin##_Msk; \
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(void)HAL_GPIO_##name##_dben; \
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} \
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\
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static inline void HAL_GPIO_##name##_slew(int value) \
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{ \
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P##port->SLEWCTL = (P##port->SLEWCTL & ~GPIO_SLEWCTL_HSREN##pin##_Msk) | \
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(value << GPIO_SLEWCTL_HSREN##pin##_Pos); \
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(void)HAL_GPIO_##name##_slew; \
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} \
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#endif // _HAL_GPIO_H_
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