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stm32g4: Add EXTI support

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The STM32G4xx series contain two regular EXTI v1 blocks; one at offset 0x00,
the other at offset 0x20.
Add support for EXTI.

Signed-off-by: Benedikt Spranger <b.spranger@linutronix.de>
This commit is contained in:
Benedikt Spranger
2023-02-19 09:57:44 +01:00
committed by Piotr Esden-Tempski
parent 886cd116ff
commit a9b71e2f8c
3 changed files with 62 additions and 0 deletions
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2
include/libopencm3/stm32/exti.h
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@@ -44,6 +44,8 @@
# include <libopencm3/stm32/u5/exti.h> # include <libopencm3/stm32/u5/exti.h>
#elif defined(STM32G0) #elif defined(STM32G0)
# include <libopencm3/stm32/g0/exti.h> # include <libopencm3/stm32/g0/exti.h>
#elif defined(STM32G4)
# include <libopencm3/stm32/g4/exti.h>
#elif defined(STM32H7) #elif defined(STM32H7)
# include <libopencm3/stm32/h7/exti.h> # include <libopencm3/stm32/h7/exti.h>
#else #else

59
include/libopencm3/stm32/g4/exti.h Normal file
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@@ -0,0 +1,59 @@
/** @defgroup exti_defines EXTI Defines
*
* @brief <b>Defined Constants and Types for the STM32G4xx External Interrupts
* </b>
*
* @ingroup STM32G4xx_defines
*
* @author @htmlonly &copy; @endhtmlonly 2023
* Benedikt Spranger <b.spranger@linutronix.de>
*
* @version 1.0.0
*
* @date 19 February 2023
*
* LGPL License Terms @ref lgpl_license
*/
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2023 Benedikt Spranger <b.spranger@linutronix.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBOPENCM3_EXTI_H
#define LIBOPENCM3_EXTI_H
/**@{*/
#include <libopencm3/stm32/common/exti_common_all.h>
#include <libopencm3/stm32/common/exti_common_v1.h>
/* --- EXTI registers ------------------------------------------------------ */
#define EXTI_IMR1 EXTI_IMR
#define EXTI_EMR1 EXTI_EMR
#define EXTI_RTSR1 EXTI_RTSR
#define EXTI_FTSR1 EXTI_FTSR
#define EXTI_SWIER1 EXTI_SWIER
#define EXTI_PR1 EXTI_PR
#define EXTI_IMR2 MMIO32(EXTI_BASE + 0x20)
#define EXTI_EMR2 MMIO32(EXTI_BASE + 0x24)
#define EXTI_RTSR2 MMIO32(EXTI_BASE + 0x28)
#define EXTI_FTSR2 MMIO32(EXTI_BASE + 0x2C)
#define EXTI_SWIER2 MMIO32(EXTI_BASE + 0x30)
#define EXTI_PR2 MMIO32(EXTI_BASE + 0x34)
/**@}*/
#endif

1
lib/stm32/g4/Makefile
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@@ -43,6 +43,7 @@ OBJS += dac_common_all.o dac_common_v2.o
OBJS += desig_common_all.o desig_common_v1.o OBJS += desig_common_all.o desig_common_v1.o
OBJS += dma_common_l1f013.o OBJS += dma_common_l1f013.o
OBJS += dmamux.o OBJS += dmamux.o
OBJS += exti_common_all.o
OBJS += fdcan.o fdcan_common.o OBJS += fdcan.o fdcan_common.o
OBJS += flash.o flash_common_all.o flash_common_f.o flash_common_idcache.o OBJS += flash.o flash_common_all.o flash_common_f.o flash_common_idcache.o
OBJS += gpio_common_all.o gpio_common_f0234.o OBJS += gpio_common_all.o gpio_common_f0234.o