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authorKen Sarkies2012-11-03 15:56:35 +1030
committerKen Sarkies2012-11-13 18:41:31 +1030
commit4ab5c94b90a3812de6d3b65c5cf16c8dcdbd34a6 (patch)
tree7efc7ecfea6689b16196d9c0e129890d05ea2462
parentd08d366e75ffab8bb779b63bb3b08811f67a7403 (diff)
Proposed deduplication of peripherals, GPIO example
See rambling post on dev list for justification
-rw-r--r--doc/stm32f1/Doxyfile12
-rw-r--r--doc/stm32f2/Doxyfile11
-rw-r--r--doc/stm32f4/Doxyfile11
-rw-r--r--include/libopencm3/stm32/f1/gpio.h76
-rw-r--r--include/libopencm3/stm32/f2/gpio.h280
-rw-r--r--include/libopencm3/stm32/f4/gpio.h280
-rw-r--r--lib/stm32/f1/Makefile5
-rw-r--r--lib/stm32/f1/gpio.c138
-rw-r--r--lib/stm32/f2/Makefile7
-rw-r--r--lib/stm32/f2/gpio.c28
-rw-r--r--lib/stm32/f4/Makefile7
-rw-r--r--lib/stm32/f4/gpio.c28
-rw-r--r--lib/stm32/gpio2.c11
13 files changed, 163 insertions, 731 deletions
diff --git a/doc/stm32f1/Doxyfile b/doc/stm32f1/Doxyfile
index b84096a..ae83259 100644
--- a/doc/stm32f1/Doxyfile
+++ b/doc/stm32f1/Doxyfile
@@ -17,19 +17,19 @@ WARN_LOGFILE = doxygen_stm32f1.log
INPUT = ../../include/libopencm3/license.dox \
../../include/libopencm3/stm32/f1 \
- ../../include/libopencm3/stm32/common \
- ../../lib/stm32/f1 \
- ../../lib/stm32/common
+ ../../include/libopencm3/stm32/common/gpio_common_all.h
+
+INPUT += ../../lib/stm32/f1 \
+ ../../lib/stm32/common/gpio_common_all.c
EXCLUDE = ../../include/libopencm3/stm32/f1/usb.h \
- ../../include/libopencm3/stm32/f1/usb_desc.h \
- ../../include/libopencm3/stm32/f1/nvic_f1.h
+ ../../include/libopencm3/stm32/f1/usb_desc.h
EXCLUDE_PATTERNS = *_common_f24.h *_common_f24.c
LAYOUT_FILE = DoxygenLayout_stm32f1.xml
-TAGFILES = ../cm3/cm3.tag=../../cm3/html \
+TAGFILES = ../cm3/cm3.tag=../../cm3/html
GENERATE_TAGFILE = stm32f1.tag
diff --git a/doc/stm32f2/Doxyfile b/doc/stm32f2/Doxyfile
index 80be33c..ff5765b 100644
--- a/doc/stm32f2/Doxyfile
+++ b/doc/stm32f2/Doxyfile
@@ -17,15 +17,18 @@ WARN_LOGFILE = doxygen_stm32f2.log
INPUT = ../../include/libopencm3/license.dox \
../../include/libopencm3/stm32/f2 \
- ../../include/libopencm3/stm32/common \
- ../../lib/stm32/f2 \
- ../../lib/stm32/common
+ ../../include/libopencm3/stm32/common/gpio_common_all.h \
+ ../../include/libopencm3/stm32/common/gpio_common_f24.h
+
+INPUT += ../../lib/stm32/f2 \
+ ../../lib/stm32/common/gpio_common_all.c \
+ ../../lib/stm32/common/gpio_common_f24.c
EXCLUDE =
LAYOUT_FILE = DoxygenLayout_stm32f2.xml
-TAGFILES = ../cm3/cm3.tag=../../cm3/html \
+TAGFILES = ../cm3/cm3.tag=../../cm3/html
GENERATE_TAGFILE = stm32f2.tag
diff --git a/doc/stm32f4/Doxyfile b/doc/stm32f4/Doxyfile
index 3a8f11f..6eff41c 100644
--- a/doc/stm32f4/Doxyfile
+++ b/doc/stm32f4/Doxyfile
@@ -17,15 +17,18 @@ WARN_LOGFILE = doxygen_stm32f4.log
INPUT = ../../include/libopencm3/license.dox \
../../include/libopencm3/stm32/f4 \
- ../../include/libopencm3/stm32/common \
- ../../lib/stm32/f4 \
- ../../lib/stm32/common
+ ../../include/libopencm3/stm32/common/gpio_common_all.h \
+ ../../include/libopencm3/stm32/common/gpio_common_f24.h
+
+INPUT += ../../lib/stm32/f4 \
+ ../../lib/stm32/common/gpio_common_all.c \
+ ../../lib/stm32/common/gpio_common_f24.c
EXCLUDE =
LAYOUT_FILE = DoxygenLayout_stm32f4.xml
-TAGFILES = ../cm3/cm3.tag=../../cm3/html \
+TAGFILES = ../cm3/cm3.tag=../../cm3/html
GENERATE_TAGFILE = stm32f4.tag
diff --git a/include/libopencm3/stm32/f1/gpio.h b/include/libopencm3/stm32/f1/gpio.h
index f342504..7fb93c1 100644
--- a/include/libopencm3/stm32/f1/gpio.h
+++ b/include/libopencm3/stm32/f1/gpio.h
@@ -1,4 +1,4 @@
-/** @defgroup STM32F1xx_gpio_defines GPIO Defines
+/** @defgroup gpio_defines GPIO Defines
@brief <b>Defined Constants and Types for the STM32F1xx General Purpose I/O</b>
@@ -8,6 +8,7 @@
@author @htmlonly &copy; @endhtmlonly 2009 Uwe Hermann <uwe@hermann-uwe.de>
@author @htmlonly &copy; @endhtmlonly 2012 Piotr Esden-Tempski <piotr@esden.net>
+@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
@date 1 July 2012
@@ -18,6 +19,7 @@ LGPL License Terms @ref lgpl_license
*
* Copyright (C) 2009 Uwe Hermann <uwe@hermann-uwe.de>
* Copyright (C) 2012 Piotr Esden-Tempski <piotr@esden.net>
+ * Copyright (C) 2012 Ken Sarkies <ksarkies@internode.on.net>
*
* 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
@@ -32,21 +34,23 @@ LGPL License Terms @ref lgpl_license
* 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_GPIO_H
#define LIBOPENCM3_GPIO_H
-#include <libopencm3/stm32/memorymap.h>
-#include <libopencm3/cm3/common.h>
+#include <libopencm3/stm32/f1/memorymap.h>
+#include <libopencm3/stm32/common/gpio_common_all.h>
/* --- Convenience macros -------------------------------------------------- */
/* GPIO port base addresses (for convenience) */
/** @defgroup gpio_port_id GPIO Port IDs
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
+/* GPIO port base addresses (for convenience) */
#define GPIOA GPIO_PORT_A_BASE
#define GPIOB GPIO_PORT_B_BASE
#define GPIOC GPIO_PORT_C_BASE
@@ -56,30 +60,6 @@ LGPL License Terms @ref lgpl_license
#define GPIOG GPIO_PORT_G_BASE
/**@}*/
-/* GPIO number definitions (for convenience) */
-/** @defgroup gpio_pin_id GPIO Pin Identifiers
-@ingroup STM32F1xx_gpio_defines
-
-@{*/
-#define GPIO0 (1 << 0)
-#define GPIO1 (1 << 1)
-#define GPIO2 (1 << 2)
-#define GPIO3 (1 << 3)
-#define GPIO4 (1 << 4)
-#define GPIO5 (1 << 5)
-#define GPIO6 (1 << 6)
-#define GPIO7 (1 << 7)
-#define GPIO8 (1 << 8)
-#define GPIO9 (1 << 9)
-#define GPIO10 (1 << 10)
-#define GPIO11 (1 << 11)
-#define GPIO12 (1 << 12)
-#define GPIO13 (1 << 13)
-#define GPIO14 (1 << 14)
-#define GPIO15 (1 << 15)
-#define GPIO_ALL 0xffff
-/**@}*/
-
/* --- Alternate function GPIOs -------------------------------------------- */
/* Default alternate functions of some pins (with and without remapping) */
@@ -620,7 +600,7 @@ LGPL License Terms @ref lgpl_license
/* --- GPIO_CRL/GPIO_CRH values -------------------------------------------- */
/** @defgroup gpio_cnf GPIO Pin Configuration
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
If mode specifies input, configuration can be
@li Analog input
@li Floating input
@@ -652,7 +632,7 @@ If mode specifies output, configuration can be
/* Pin mode (MODE[1:0]) values */
/** @defgroup gpio_mode GPIO Pin Mode
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@li Input (default after reset)
@li Output mode at 10 MHz maximum speed
@li Output mode at 2 MHz maximum speed
@@ -681,11 +661,6 @@ If mode specifies output, configuration can be
/* GPIO_BRR[15:0]: BRy: Port x reset bit y (y = 0..15) */
-/* --- GPIO_LCKR values ---------------------------------------------------- */
-
-#define GPIO_LCKK (1 << 16)
-/* GPIO_LCKR[15:0]: LCKy: Port x lock bit y (y = 0..15) */
-
/* --- AFIO registers ------------------------------------------------------ */
/* Event control register (AFIO_EVCR) */
@@ -716,7 +691,7 @@ If mode specifies output, configuration can be
/* PORT[2:0]: Port selection */
/** @defgroup afio_evcr_port EVENTOUT Port selection
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_EVCR_PORT_PA (0x0 << 4)
@@ -728,7 +703,7 @@ If mode specifies output, configuration can be
/* PIN[3:0]: Pin selection */
/** @defgroup afio_evcr_pin EVENTOUT Pin selection
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_EVCR_PIN_Px0 (0x0 << 0)
@@ -755,7 +730,7 @@ If mode specifies output, configuration can be
/** @defgroup afio_remap_cld Alternate Function Remap Controls for Connectivity
Line Devices only
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
/* PTP_PPS_REMAP: *//** Ethernet PTP PPS remapping
@@ -788,7 +763,7 @@ Line Devices only
/* SWJ_CFG[2:0]: Serial wire JTAG configuration */
/** @defgroup afio_swj_disable Serial Wire JTAG disables
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_MAPR_SWJ_MASK (0x7 << 24)
@@ -803,7 +778,7 @@ Line Devices only
/**@}*/
/** @defgroup afio_remap Alternate Function Remap Controls
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
/* ADC2_ETRGREG_REMAP: */ /** ADC2 external trigger regulator conversion remapping
@@ -846,7 +821,7 @@ Line Devices only
/* CAN_REMAP[1:0]: CAN1 alternate function remapping */
/** @defgroup afio_remap_can1 Alternate Function Remap Controls for CAN 1
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_MAPR_CAN1_REMAP_PORTA (0x0 << 13)
@@ -856,7 +831,7 @@ Line Devices only
/* TIM3_REMAP[1:0]: TIM3 remapping */
/** @defgroup afio_remap_tim3 Alternate Function Remap Controls for Timer 3
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_MAPR_TIM3_REMAP_NO_REMAP (0x0 << 10)
@@ -866,7 +841,7 @@ Line Devices only
/* TIM2_REMAP[1:0]: TIM2 remapping */
/** @defgroup afio_remap_tim2 Alternate Function Remap Controls for Timer 2
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_MAPR_TIM2_REMAP_NO_REMAP (0x0 << 8)
@@ -877,7 +852,7 @@ Line Devices only
/* TIM1_REMAP[1:0]: TIM1 remapping */
/** @defgroup afio_remap_tim1 Alternate Function Remap Controls for Timer 1
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_MAPR_TIM1_REMAP_NO_REMAP (0x0 << 6)
@@ -887,7 +862,7 @@ Line Devices only
/* USART3_REMAP[1:0]: USART3 remapping */
/** @defgroup afio_remap_usart3 Alternate Function Remap Controls for USART 3
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
#define AFIO_MAPR_USART3_REMAP_NO_REMAP (0x0 << 4)
@@ -896,7 +871,7 @@ Line Devices only
/**@}*/
/** @defgroup afio_remap2 Alternate Function Remap Controls Secondary Set
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
/* FSMC_NADV_DISCONNECT: */ /** The NADV is disconnected from its allocated pin */
@@ -925,7 +900,7 @@ Line Devices only
/* --- AFIO_EXTICR4 values ------------------------------------------------- */
/** @defgroup afio_exti Alternate Function EXTI pin number
-@ingroup STM32F1xx_gpio_defines
+@ingroup gpio_defines
@{*/
@@ -953,13 +928,6 @@ Line Devices only
BEGIN_DECLS
void gpio_set_mode(u32 gpioport, u8 mode, u8 cnf, u16 gpios);
-void gpio_set(u32 gpioport, u16 gpios);
-void gpio_clear(u32 gpioport, u16 gpios);
-u16 gpio_get(u32 gpioport, u16 gpios);
-void gpio_toggle(u32 gpioport, u16 gpios);
-u16 gpio_port_read(u32 gpioport);
-void gpio_port_write(u32 gpioport, u16 data);
-void gpio_port_config_lock(u32 gpioport, u16 gpios);
void gpio_set_eventout(u8 evoutport, u8 evoutpin);
void gpio_primary_remap(u8 swjenable, u32 maps);
void gpio_secondary_remap(u32 maps);
diff --git a/include/libopencm3/stm32/f2/gpio.h b/include/libopencm3/stm32/f2/gpio.h
index 6616769..3ff2ba6 100644
--- a/include/libopencm3/stm32/f2/gpio.h
+++ b/include/libopencm3/stm32/f2/gpio.h
@@ -1,8 +1,23 @@
+/** @defgroup gpio_defines GPIO Defines
+
+@brief <b>Defined Constants and Types for the STM32F2xx General Purpose I/O</b>
+
+@ingroup STM32F2xx_defines
+
+@version 1.0.0
+
+@author @htmlonly &copy; @endhtmlonly 2009 Uwe Hermann <uwe@hermann-uwe.de>
+@author @htmlonly &copy; @endhtmlonly 2012 Piotr Esden-Tempski <piotr@esden.net>
+@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
+
+@date 1 July 2012
+
+LGPL License Terms @ref lgpl_license
+ */
+
/*
* This file is part of the libopencm3 project.
*
- * Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com>
- *
* 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
@@ -20,263 +35,8 @@
#ifndef LIBOPENCM3_GPIO_H
#define LIBOPENCM3_GPIO_H
-#include <libopencm3/stm32/memorymap.h>
-#include <libopencm3/cm3/common.h>
-
-/* --- Convenience macros -------------------------------------------------- */
-
-/* GPIO port base addresses (for convenience) */
-#define GPIOA GPIO_PORT_A_BASE
-#define GPIOB GPIO_PORT_B_BASE
-#define GPIOC GPIO_PORT_C_BASE
-#define GPIOD GPIO_PORT_D_BASE
-#define GPIOE GPIO_PORT_E_BASE
-#define GPIOF GPIO_PORT_F_BASE
-#define GPIOG GPIO_PORT_G_BASE
-#define GPIOH GPIO_PORT_H_BASE
-#define GPIOI GPIO_PORT_I_BASE
-
-/* GPIO number definitions (for convenience) */
-#define GPIO0 (1 << 0)
-#define GPIO1 (1 << 1)
-#define GPIO2 (1 << 2)
-#define GPIO3 (1 << 3)
-#define GPIO4 (1 << 4)
-#define GPIO5 (1 << 5)
-#define GPIO6 (1 << 6)
-#define GPIO7 (1 << 7)
-#define GPIO8 (1 << 8)
-#define GPIO9 (1 << 9)
-#define GPIO10 (1 << 10)
-#define GPIO11 (1 << 11)
-#define GPIO12 (1 << 12)
-#define GPIO13 (1 << 13)
-#define GPIO14 (1 << 14)
-#define GPIO15 (1 << 15)
-#define GPIO_ALL 0xffff
-
-/* --- GPIO registers ------------------------------------------------------ */
-
-/* Port mode register (GPIOx_MODER) */
-#define GPIO_MODER(port) MMIO32(port + 0x00)
-#define GPIOA_MODER GPIO_MODER(GPIOA)
-#define GPIOB_MODER GPIO_MODER(GPIOB)
-#define GPIOC_MODER GPIO_MODER(GPIOC)
-#define GPIOD_MODER GPIO_MODER(GPIOD)
-#define GPIOE_MODER GPIO_MODER(GPIOE)
-#define GPIOF_MODER GPIO_MODER(GPIOF)
-#define GPIOG_MODER GPIO_MODER(GPIOG)
-#define GPIOH_MODER GPIO_MODER(GPIOH)
-#define GPIOI_MODER GPIO_MODER(GPIOI)
-
-/* Port output type register (GPIOx_OTYPER) */
-#define GPIO_OTYPER(port) MMIO32(port + 0x04)
-#define GPIOA_OTYPER GPIO_OTYPER(GPIOA)
-#define GPIOB_OTYPER GPIO_OTYPER(GPIOB)
-#define GPIOC_OTYPER GPIO_OTYPER(GPIOC)
-#define GPIOD_OTYPER GPIO_OTYPER(GPIOD)
-#define GPIOE_OTYPER GPIO_OTYPER(GPIOE)
-#define GPIOF_OTYPER GPIO_OTYPER(GPIOF)
-#define GPIOG_OTYPER GPIO_OTYPER(GPIOG)
-#define GPIOH_OTYPER GPIO_OTYPER(GPIOH)
-#define GPIOI_OTYPER GPIO_OTYPER(GPIOI)
-
-/* Port output speed register (GPIOx_OSPEEDR) */
-#define GPIO_OSPEEDR(port) MMIO32(port + 0x08)
-#define GPIOA_OSPEEDR GPIO_OSPEEDR(GPIOA)
-#define GPIOB_OSPEEDR GPIO_OSPEEDR(GPIOB)
-#define GPIOC_OSPEEDR GPIO_OSPEEDR(GPIOC)
-#define GPIOD_OSPEEDR GPIO_OSPEEDR(GPIOD)
-#define GPIOE_OSPEEDR GPIO_OSPEEDR(GPIOE)
-#define GPIOF_OSPEEDR GPIO_OSPEEDR(GPIOF)
-#define GPIOG_OSPEEDR GPIO_OSPEEDR(GPIOG)
-#define GPIOH_OSPEEDR GPIO_OSPEEDR(GPIOH)
-#define GPIOI_OSPEEDR GPIO_OSPEEDR(GPIOI)
-
-/* Port pull-up/pull-down register (GPIOx_PUPDR) */
-#define GPIO_PUPDR(port) MMIO32(port + 0x0c)
-#define GPIOA_PUPDR GPIO_PUPDR(GPIOA)
-#define GPIOB_PUPDR GPIO_PUPDR(GPIOB)
-#define GPIOC_PUPDR GPIO_PUPDR(GPIOC)
-#define GPIOD_PUPDR GPIO_PUPDR(GPIOD)
-#define GPIOE_PUPDR GPIO_PUPDR(GPIOE)
-#define GPIOF_PUPDR GPIO_PUPDR(GPIOF)
-#define GPIOG_PUPDR GPIO_PUPDR(GPIOG)
-#define GPIOH_PUPDR GPIO_PUPDR(GPIOH)
-#define GPIOI_PUPDR GPIO_PUPDR(GPIOI)
-
-/* Port input data register (GPIOx_IDR) */
-#define GPIO_IDR(port) MMIO32(port + 0x10)
-#define GPIOA_IDR GPIO_IDR(GPIOA)
-#define GPIOB_IDR GPIO_IDR(GPIOB)
-#define GPIOC_IDR GPIO_IDR(GPIOC)
-#define GPIOD_IDR GPIO_IDR(GPIOD)
-#define GPIOE_IDR GPIO_IDR(GPIOE)
-#define GPIOF_IDR GPIO_IDR(GPIOF)
-#define GPIOG_IDR GPIO_IDR(GPIOG)
-#define GPIOH_IDR GPIO_IDR(GPIOH)
-#define GPIOI_IDR GPIO_IDR(GPIOI)
-
-/* Port output data register (GPIOx_ODR) */
-#define GPIO_ODR(port) MMIO32(port + 0x14)
-#define GPIOA_ODR GPIO_ODR(GPIOA)
-#define GPIOB_ODR GPIO_ODR(GPIOB)
-#define GPIOC_ODR GPIO_ODR(GPIOC)
-#define GPIOD_ODR GPIO_ODR(GPIOD)
-#define GPIOE_ODR GPIO_ODR(GPIOE)
-#define GPIOF_ODR GPIO_ODR(GPIOF)
-#define GPIOG_ODR GPIO_ODR(GPIOG)
-#define GPIOH_ODR GPIO_ODR(GPIOH)
-#define GPIOI_ODR GPIO_ODR(GPIOI)
-
-/* Port bit set/reset register (GPIOx_BSRR) */
-#define GPIO_BSRR(port) MMIO32(port + 0x18)
-#define GPIOA_BSRR GPIO_BSRR(GPIOA)
-#define GPIOB_BSRR GPIO_BSRR(GPIOB)
-#define GPIOC_BSRR GPIO_BSRR(GPIOC)
-#define GPIOD_BSRR GPIO_BSRR(GPIOD)
-#define GPIOE_BSRR GPIO_BSRR(GPIOE)
-#define GPIOF_BSRR GPIO_BSRR(GPIOF)
-#define GPIOG_BSRR GPIO_BSRR(GPIOG)
-#define GPIOH_BSRR GPIO_BSRR(GPIOH)
-#define GPIOI_BSRR GPIO_BSRR(GPIOI)
-
-/* Port configuration lock register (GPIOx_LCKR) */
-#define GPIO_LCKR(port) MMIO32(port + 0x1c)
-#define GPIOA_LCKR GPIO_LCKR(GPIOA)
-#define GPIOB_LCKR GPIO_LCKR(GPIOB)
-#define GPIOC_LCKR GPIO_LCKR(GPIOC)
-#define GPIOD_LCKR GPIO_LCKR(GPIOD)
-#define GPIOE_LCKR GPIO_LCKR(GPIOE)
-#define GPIOF_LCKR GPIO_LCKR(GPIOF)
-#define GPIOG_LCKR GPIO_LCKR(GPIOG)
-#define GPIOH_LCKR GPIO_LCKR(GPIOH)
-#define GPIOI_LCKR GPIO_LCKR(GPIOI)
-
-/* Alternate function low register (GPIOx_AFRL) */
-#define GPIO_AFRL(port) MMIO32(port + 0x20)
-#define GPIOA_AFRL GPIO_AFRL(GPIOA)
-#define GPIOB_AFRL GPIO_AFRL(GPIOB)
-#define GPIOC_AFRL GPIO_AFRL(GPIOC)
-#define GPIOD_AFRL GPIO_AFRL(GPIOD)
-#define GPIOE_AFRL GPIO_AFRL(GPIOE)
-#define GPIOF_AFRL GPIO_AFRL(GPIOF)
-#define GPIOG_AFRL GPIO_AFRL(GPIOG)
-#define GPIOH_AFRL GPIO_AFRL(GPIOH)
-#define GPIOI_AFRL GPIO_AFRL(GPIOI)
-
-/* Alternate function high register (GPIOx_AFRH) */
-#define GPIO_AFRH(port) MMIO32(port + 0x24)
-#define GPIOA_AFRH GPIO_AFRH(GPIOA)
-#define GPIOB_AFRH GPIO_AFRH(GPIOB)
-#define GPIOC_AFRH GPIO_AFRH(GPIOC)
-#define GPIOD_AFRH GPIO_AFRH(GPIOD)
-#define GPIOE_AFRH GPIO_AFRH(GPIOE)
-#define GPIOF_AFRH GPIO_AFRH(GPIOF)
-#define GPIOG_AFRH GPIO_AFRH(GPIOG)
-#define GPIOH_AFRH GPIO_AFRH(GPIOH)
-#define GPIOI_AFRH GPIO_AFRH(GPIOI)
-
-/* --- GPIOx_MODER values -------------------------------------------------- */
-
-#define GPIO_MODE(n, mode) (mode << (2 * (n)))
-#define GPIO_MODE_MASK(n) (0x3 << (2 * (n)))
-#define GPIO_MODE_INPUT 0x0
-#define GPIO_MODE_OUTPUT 0x1
-#define GPIO_MODE_AF 0x2
-#define GPIO_MODE_ANALOG 0x3
-
-/* --- GPIOx_OTYPER values ------------------------------------------------- */
-
-#define GPIO_OTYPE_PP 0x0
-#define GPIO_OTYPE_OD 0x1
-
-/* --- GPIOx_OSPEEDR values ------------------------------------------------ */
-
-#define GPIO_OSPEED(n, speed) (speed << (2 * (n)))
-#define GPIO_OSPEED_MASK(n) (0x3 << (2 * (n)))
-#define GPIO_OSPEED_2MHZ 0x0
-#define GPIO_OSPEED_25MHZ 0x1
-#define GPIO_OSPEED_50MHZ 0x2
-#define GPIO_OSPEED_100MHZ 0x3
-
-/* --- GPIOx_PUPDR values -------------------------------------------------- */
-
-#define GPIO_PUPD(n, pupd) (pupd << (2 * (n)))
-#define GPIO_PUPD_MASK(n) (0x3 << (2 * (n)))
-#define GPIO_PUPD_NONE 0x0
-#define GPIO_PUPD_PULLUP 0x1
-#define GPIO_PUPD_PULLDOWN 0x2
-
-/* --- GPIOx_IDR values ---------------------------------------------------- */
-
-/* GPIOx_IDR[15:0]: IDRy[15:0]: Port input data (y = 0..15) */
-
-/* --- GPIOx_ODR values ---------------------------------------------------- */
-
-/* GPIOx_ODR[15:0]: ODRy[15:0]: Port output data (y = 0..15) */
-
-/* --- GPIOx_BSRR values --------------------------------------------------- */
-
-/* GPIOx_BSRR[31:16]: BRy: Port x reset bit y (y = 0..15) */
-/* GPIOx_BSRR[15:0]: BSy: Port x set bit y (y = 0..15) */
-
-/* --- GPIOx_LCKR values --------------------------------------------------- */
-
-#define GPIO_LCKK (1 << 16)
-/* GPIOx_LCKR[15:0]: LCKy: Port x lock bit y (y = 0..15) */
-
-/* --- GPIOx_AFRL/H values ------------------------------------------------- */
-
-/* Note: AFRL is used for bits 0..7, AFRH is used for 8..15 */
-/* See Datasheet Table 6 (pg. 48) for alternate function mappings. */
-
-#define GPIO_AFR(n, af) (af << ((n) * 4))
-#define GPIO_AFR_MASK(n) (0xf << ((n) * 4))
-#define GPIO_AF0 0x0
-#define GPIO_AF1 0x1
-#define GPIO_AF2 0x2
-#define GPIO_AF3 0x3
-#define GPIO_AF4 0x4
-#define GPIO_AF5 0x5
-#define GPIO_AF6 0x6
-#define GPIO_AF7 0x7
-#define GPIO_AF8 0x8
-#define GPIO_AF9 0x9
-#define GPIO_AF10 0xa
-#define GPIO_AF11 0xb
-#define GPIO_AF12 0xc
-#define GPIO_AF13 0xd
-#define GPIO_AF14 0xe
-#define GPIO_AF15 0xf
-
-/* Note: EXTI source selection is now in the SYSCFG peripheral. */
-
-/* --- Function prototypes ------------------------------------------------- */
-
-BEGIN_DECLS
-
-/*
- * Note: The F2 series has a completely new GPIO peripheral with different
- * configuration options. Here we implement a different API partly to more
- * closely match the peripheral capabilities and also to deliberately break
- * compatibility with old F1 code so there is no confusion with similar
- * sounding functions that have very different functionality.
- */
-
-void gpio_mode_setup(u32 gpioport, u8 mode, u8 pull_up_down, u16 gpios);
-void gpio_set_output_options(u32 gpioport, u8 otype, u8 speed, u16 gpios);
-void gpio_set_af(u32 gpioport, u8 alt_func_num, u16 gpios);
-
-/* This part of the API is compatible with the F1 series ------------------- */
-void gpio_set(u32 gpioport, u16 gpios);
-void gpio_clear(u32 gpioport, u16 gpios);
-u16 gpio_get(u32 gpioport, u16 gpios);
-void gpio_toggle(u32 gpioport, u16 gpios);
-u16 gpio_port_read(u32 gpioport);
-void gpio_port_write(u32 gpioport, u16 data);
-void gpio_port_config_lock(u32 gpioport, u16 gpios);
-
-END_DECLS
+#include <libopencm3/stm32/f2/memorymap.h>
+#include <libopencm3/stm32/common/gpio_common_f24.h>
#endif
+
diff --git a/include/libopencm3/stm32/f4/gpio.h b/include/libopencm3/stm32/f4/gpio.h
index b7da9c6..9e0685f 100644
--- a/include/libopencm3/stm32/f4/gpio.h
+++ b/include/libopencm3/stm32/f4/gpio.h
@@ -1,8 +1,23 @@
+/** @defgroup gpio_defines GPIO Defines
+
+@brief <b>Defined Constants and Types for the STM32F4xx General Purpose I/O</b>
+
+@ingroup STM32F4xx_defines
+
+@version 1.0.0
+
+@author @htmlonly &copy; @endhtmlonly 2009 Uwe Hermann <uwe@hermann-uwe.de>
+@author @htmlonly &copy; @endhtmlonly 2012 Piotr Esden-Tempski <piotr@esden.net>
+@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
+
+@date 1 July 2012
+
+LGPL License Terms @ref lgpl_license
+ */
+
/*
* This file is part of the libopencm3 project.
*
- * Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com>
- *
* 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
@@ -20,263 +35,8 @@
#ifndef LIBOPENCM3_GPIO_H
#define LIBOPENCM3_GPIO_H
-#include <libopencm3/stm32/memorymap.h>
-#include <libopencm3/cm3/common.h>
-
-/* --- Convenience macros -------------------------------------------------- */
-
-/* GPIO port base addresses (for convenience) */
-#define GPIOA GPIO_PORT_A_BASE
-#define GPIOB GPIO_PORT_B_BASE
-#define GPIOC GPIO_PORT_C_BASE
-#define GPIOD GPIO_PORT_D_BASE
-#define GPIOE GPIO_PORT_E_BASE
-#define GPIOF GPIO_PORT_F_BASE
-#define GPIOG GPIO_PORT_G_BASE
-#define GPIOH GPIO_PORT_H_BASE
-#define GPIOI GPIO_PORT_I_BASE
-
-/* GPIO number definitions (for convenience) */
-#define GPIO0 (1 << 0)
-#define GPIO1 (1 << 1)
-#define GPIO2 (1 << 2)
-#define GPIO3 (1 << 3)
-#define GPIO4 (1 << 4)
-#define GPIO5 (1 << 5)
-#define GPIO6 (1 << 6)
-#define GPIO7 (1 << 7)
-#define GPIO8 (1 << 8)
-#define GPIO9 (1 << 9)
-#define GPIO10 (1 << 10)
-#define GPIO11 (1 << 11)
-#define GPIO12 (1 << 12)
-#define GPIO13 (1 << 13)
-#define GPIO14 (1 << 14)
-#define GPIO15 (1 << 15)
-#define GPIO_ALL 0xffff
-
-/* --- GPIO registers ------------------------------------------------------ */
-
-/* Port mode register (GPIOx_MODER) */
-#define GPIO_MODER(port) MMIO32(port + 0x00)
-#define GPIOA_MODER GPIO_MODER(GPIOA)
-#define GPIOB_MODER GPIO_MODER(GPIOB)
-#define GPIOC_MODER GPIO_MODER(GPIOC)
-#define GPIOD_MODER GPIO_MODER(GPIOD)
-#define GPIOE_MODER GPIO_MODER(GPIOE)
-#define GPIOF_MODER GPIO_MODER(GPIOF)
-#define GPIOG_MODER GPIO_MODER(GPIOG)
-#define GPIOH_MODER GPIO_MODER(GPIOH)
-#define GPIOI_MODER GPIO_MODER(GPIOI)
-
-/* Port output type register (GPIOx_OTYPER) */
-#define GPIO_OTYPER(port) MMIO32(port + 0x04)
-#define GPIOA_OTYPER GPIO_OTYPER(GPIOA)
-#define GPIOB_OTYPER GPIO_OTYPER(GPIOB)
-#define GPIOC_OTYPER GPIO_OTYPER(GPIOC)
-#define GPIOD_OTYPER GPIO_OTYPER(GPIOD)
-#define GPIOE_OTYPER GPIO_OTYPER(GPIOE)
-#define GPIOF_OTYPER GPIO_OTYPER(GPIOF)
-#define GPIOG_OTYPER GPIO_OTYPER(GPIOG)
-#define GPIOH_OTYPER GPIO_OTYPER(GPIOH)
-#define GPIOI_OTYPER GPIO_OTYPER(GPIOI)
-
-/* Port output speed register (GPIOx_OSPEEDR) */
-#define GPIO_OSPEEDR(port) MMIO32(port + 0x08)
-#define GPIOA_OSPEEDR GPIO_OSPEEDR(GPIOA)
-#define GPIOB_OSPEEDR GPIO_OSPEEDR(GPIOB)
-#define GPIOC_OSPEEDR GPIO_OSPEEDR(GPIOC)
-#define GPIOD_OSPEEDR GPIO_OSPEEDR(GPIOD)
-#define GPIOE_OSPEEDR GPIO_OSPEEDR(GPIOE)
-#define GPIOF_OSPEEDR GPIO_OSPEEDR(GPIOF)
-#define GPIOG_OSPEEDR GPIO_OSPEEDR(GPIOG)
-#define GPIOH_OSPEEDR GPIO_OSPEEDR(GPIOH)
-#define GPIOI_OSPEEDR GPIO_OSPEEDR(GPIOI)
-
-/* Port pull-up/pull-down register (GPIOx_PUPDR) */
-#define GPIO_PUPDR(port) MMIO32(port + 0x0c)
-#define GPIOA_PUPDR GPIO_PUPDR(GPIOA)
-#define GPIOB_PUPDR GPIO_PUPDR(GPIOB)
-#define GPIOC_PUPDR GPIO_PUPDR(GPIOC)
-#define GPIOD_PUPDR GPIO_PUPDR(GPIOD)
-#define GPIOE_PUPDR GPIO_PUPDR(GPIOE)
-#define GPIOF_PUPDR GPIO_PUPDR(GPIOF)
-#define GPIOG_PUPDR GPIO_PUPDR(GPIOG)
-#define GPIOH_PUPDR GPIO_PUPDR(GPIOH)
-#define GPIOI_PUPDR GPIO_PUPDR(GPIOI)
-
-/* Port input data register (GPIOx_IDR) */
-#define GPIO_IDR(port) MMIO32(port + 0x10)
-#define GPIOA_IDR GPIO_IDR(GPIOA)
-#define GPIOB_IDR GPIO_IDR(GPIOB)
-#define GPIOC_IDR GPIO_IDR(GPIOC)
-#define GPIOD_IDR GPIO_IDR(GPIOD)
-#define GPIOE_IDR GPIO_IDR(GPIOE)
-#define GPIOF_IDR GPIO_IDR(GPIOF)
-#define GPIOG_IDR GPIO_IDR(GPIOG)
-#define GPIOH_IDR GPIO_IDR(GPIOH)
-#define GPIOI_IDR GPIO_IDR(GPIOI)
-
-/* Port output data register (GPIOx_ODR) */
-#define GPIO_ODR(port) MMIO32(port + 0x14)
-#define GPIOA_ODR GPIO_ODR(GPIOA)
-#define GPIOB_ODR GPIO_ODR(GPIOB)
-#define GPIOC_ODR GPIO_ODR(GPIOC)
-#define GPIOD_ODR GPIO_ODR(GPIOD)
-#define GPIOE_ODR GPIO_ODR(GPIOE)
-#define GPIOF_ODR GPIO_ODR(GPIOF)
-#define GPIOG_ODR GPIO_ODR(GPIOG)
-#define GPIOH_ODR GPIO_ODR(GPIOH)
-#define GPIOI_ODR GPIO_ODR(GPIOI)
-
-/* Port bit set/reset register (GPIOx_BSRR) */
-#define GPIO_BSRR(port) MMIO32(port + 0x18)
-#define GPIOA_BSRR GPIO_BSRR(GPIOA)
-#define GPIOB_BSRR GPIO_BSRR(GPIOB)
-#define GPIOC_BSRR GPIO_BSRR(GPIOC)
-#define GPIOD_BSRR GPIO_BSRR(GPIOD)
-#define GPIOE_BSRR GPIO_BSRR(GPIOE)
-#define GPIOF_BSRR GPIO_BSRR(GPIOF)
-#define GPIOG_BSRR GPIO_BSRR(GPIOG)
-#define GPIOH_BSRR GPIO_BSRR(GPIOH)
-#define GPIOI_BSRR GPIO_BSRR(GPIOI)
-
-/* Port configuration lock register (GPIOx_LCKR) */
-#define GPIO_LCKR(port) MMIO32(port + 0x1c)
-#define GPIOA_LCKR GPIO_LCKR(GPIOA)
-#define GPIOB_LCKR GPIO_LCKR(GPIOB)
-#define GPIOC_LCKR GPIO_LCKR(GPIOC)
-#define GPIOD_LCKR GPIO_LCKR(GPIOD)
-#define GPIOE_LCKR GPIO_LCKR(GPIOE)
-#define GPIOF_LCKR GPIO_LCKR(GPIOF)
-#define GPIOG_LCKR GPIO_LCKR(GPIOG)
-#define GPIOH_LCKR GPIO_LCKR(GPIOH)
-#define GPIOI_LCKR GPIO_LCKR(GPIOI)
-
-/* Alternate function low register (GPIOx_AFRL) */
-#define GPIO_AFRL(port) MMIO32(port + 0x20)
-#define GPIOA_AFRL GPIO_AFRL(GPIOA)
-#define GPIOB_AFRL GPIO_AFRL(GPIOB)
-#define GPIOC_AFRL GPIO_AFRL(GPIOC)
-#define GPIOD_AFRL GPIO_AFRL(GPIOD)
-#define GPIOE_AFRL GPIO_AFRL(GPIOE)
-#define GPIOF_AFRL GPIO_AFRL(GPIOF)
-#define GPIOG_AFRL GPIO_AFRL(GPIOG)
-#define GPIOH_AFRL GPIO_AFRL(GPIOH)
-#define GPIOI_AFRL GPIO_AFRL(GPIOI)
-
-/* Alternate function high register (GPIOx_AFRH) */
-#define GPIO_AFRH(port) MMIO32(port + 0x24)
-#define GPIOA_AFRH GPIO_AFRH(GPIOA)
-#define GPIOB_AFRH GPIO_AFRH(GPIOB)
-#define GPIOC_AFRH GPIO_AFRH(GPIOC)
-#define GPIOD_AFRH GPIO_AFRH(GPIOD)
-#define GPIOE_AFRH GPIO_AFRH(GPIOE)
-#define GPIOF_AFRH GPIO_AFRH(GPIOF)
-#define GPIOG_AFRH GPIO_AFRH(GPIOG)
-#define GPIOH_AFRH GPIO_AFRH(GPIOH)
-#define GPIOI_AFRH GPIO_AFRH(GPIOI)
-
-/* --- GPIOx_MODER values -------------------------------------------------- */
-
-#define GPIO_MODE(n, mode) (mode << (2 * (n)))
-#define GPIO_MODE_MASK(n) (0x3 << (2 * (n)))
-#define GPIO_MODE_INPUT 0x0
-#define GPIO_MODE_OUTPUT 0x1
-#define GPIO_MODE_AF 0x2
-#define GPIO_MODE_ANALOG 0x3
-
-/* --- GPIOx_OTYPER values ------------------------------------------------- */
-
-#define GPIO_OTYPE_PP 0x0
-#define GPIO_OTYPE_OD 0x1
-
-/* --- GPIOx_OSPEEDR values ------------------------------------------------ */
-
-#define GPIO_OSPEED(n, speed) (speed << (2 * (n)))
-#define GPIO_OSPEED_MASK(n) (0x3 << (2 * (n)))
-#define GPIO_OSPEED_2MHZ 0x0
-#define GPIO_OSPEED_25MHZ 0x1
-#define GPIO_OSPEED_50MHZ 0x2
-#define GPIO_OSPEED_100MHZ 0x3
-
-/* --- GPIOx_PUPDR values -------------------------------------------------- */
-
-#define GPIO_PUPD(n, pupd) (pupd << (2 * (n)))
-#define GPIO_PUPD_MASK(n) (0x3 << (2 * (n)))
-#define GPIO_PUPD_NONE 0x0
-#define GPIO_PUPD_PULLUP 0x1
-#define GPIO_PUPD_PULLDOWN 0x2
-
-/* --- GPIOx_IDR values ---------------------------------------------------- */
-
-/* GPIOx_IDR[15:0]: IDRy[15:0]: Port input data (y = 0..15) */
-
-/* --- GPIOx_ODR values ---------------------------------------------------- */
-
-/* GPIOx_ODR[15:0]: ODRy[15:0]: Port output data (y = 0..15) */
-
-/* --- GPIOx_BSRR values --------------------------------------------------- */
-
-/* GPIOx_BSRR[31:16]: BRy: Port x reset bit y (y = 0..15) */
-/* GPIOx_BSRR[15:0]: BSy: Port x set bit y (y = 0..15) */
-
-/* --- GPIOx_LCKR values --------------------------------------------------- */
-
-#define GPIO_LCKK (1 << 16)
-/* GPIOx_LCKR[15:0]: LCKy: Port x lock bit y (y = 0..15) */
-
-/* --- GPIOx_AFRL/H values ------------------------------------------------- */
-
-/* Note: AFRL is used for bits 0..7, AFRH is used for 8..15 */
-/* See Datasheet Table 6 (pg. 48) for alternate function mappings. */
-
-#define GPIO_AFR(n, af) (af << ((n) * 4))
-#define GPIO_AFR_MASK(n) (0xf << ((n) * 4))
-#define GPIO_AF0 0x0
-#define GPIO_AF1 0x1
-#define GPIO_AF2 0x2
-#define GPIO_AF3 0x3
-#define GPIO_AF4 0x4
-#define GPIO_AF5 0x5
-#define GPIO_AF6 0x6
-#define GPIO_AF7 0x7
-#define GPIO_AF8 0x8
-#define GPIO_AF9 0x9
-#define GPIO_AF10 0xa
-#define GPIO_AF11 0xb
-#define GPIO_AF12 0xc
-#define GPIO_AF13 0xd
-#define GPIO_AF14 0xe
-#define GPIO_AF15 0xf
-
-/* Note: EXTI source selection is now in the SYSCFG peripheral. */
-
-/* --- Function prototypes ------------------------------------------------- */
-
-BEGIN_DECLS
-
-/*
- * Note: The F4 series has a completely new GPIO peripheral with different
- * configuration options. Here we implement a different API partly to more
- * closely match the peripheral capabilities and also to deliberately break
- * compatibility with old F1 code so there is no confusion with similar
- * sounding functions that have very different functionality.
- */
-
-void gpio_mode_setup(u32 gpioport, u8 mode, u8 pull_up_down, u16 gpios);
-void gpio_set_output_options(u32 gpioport, u8 otype, u8 speed, u16 gpios);
-void gpio_set_af(u32 gpioport, u8 alt_func_num, u16 gpios);
-
-/* This part of the API is compatible with the F1 series ------------------- */
-void gpio_set(u32 gpioport, u16 gpios);
-void gpio_clear(u32 gpioport, u16 gpios);
-u16 gpio_get(u32 gpioport, u16 gpios);
-void gpio_toggle(u32 gpioport, u16 gpios);
-u16 gpio_port_read(u32 gpioport);
-void gpio_port_write(u32 gpioport, u16 data);
-void gpio_port_config_lock(u32 gpioport, u16 gpios);
-
-END_DECLS
+#include <libopencm3/stm32/f4/memorymap.h>
+#include <libopencm3/stm32/common/gpio_common_f24.h>
#endif
+
diff --git a/lib/stm32/f1/Makefile b/lib/stm32/f1/Makefile
index ed8ae29..2572554 100644
--- a/lib/stm32/f1/Makefile
+++ b/lib/stm32/f1/Makefile
@@ -32,9 +32,10 @@ OBJS = rcc.o gpio.o usart.o adc.o spi.o flash.o \
rtc.o i2c.o dma.o exti.o ethernet.o \
usb_f103.o usb.o usb_control.o usb_standard.o can.o \
timer.o usb_f107.o desig.o crc.o dac.o iwdg.o pwr.o \
- usb_fx07_common.o
+ usb_fx07_common.o \
+ gpio_common_all.o
-VPATH += ../../usb:../:../../cm3
+VPATH += ../../usb:../:../../cm3:../common
include ../../Makefile.include
diff --git a/lib/stm32/f1/gpio.c b/lib/stm32/f1/gpio.c
index 0602012..f0b7f70 100644
--- a/lib/stm32/f1/gpio.c
+++ b/lib/stm32/f1/gpio.c
@@ -1,4 +1,4 @@
-/** @defgroup STM32F1xx_gpio_file GPIO
+/** @defgroup gpio_file GPIO
@ingroup STM32F1xx
@@ -11,9 +11,6 @@
@date 18 August 2012
-This library supports the General Purpose I/O System in the STM32F1xx series
-of ARM Cortex Microcontrollers by ST Microelectronics.
-
Each I/O port has 16 individually configurable bits. Many I/O pins share GPIO
functionality with a number of alternate functions and must be configured to the
alternate function mode if these are to be accessed. A feature is available to
@@ -55,7 +52,7 @@ Example 1: Digital input on port C12
@endcode
LGPL License Terms @ref lgpl_license
- */
+*/
/*
* This file is part of the libopencm3 project.
*
@@ -75,25 +72,10 @@ LGPL License Terms @ref lgpl_license
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
-/*
- * Basic GPIO handling API.
- *
- * Examples:
- * gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
- * GPIO_CNF_OUTPUT_PUSHPULL, GPIO12);
- * gpio_set(GPIOB, GPIO4);
- * gpio_clear(GPIOG, GPIO2 | GPIO9);
- * gpio_get(GPIOC, GPIO1);
- * gpio_toggle(GPIOA, GPIO7 | GPIO8);
- * reg16 = gpio_port_read(GPIOD);
- * gpio_port_write(GPIOF, 0xc8fe);
- *
- * TODO:
- * - GPIO remapping support
- */
-/**@{*/
+#include <libopencm3/stm32/gpio.h>
+#include <libopencm3/stm32/common/gpio_common_all.h>
-#include <libopencm3/stm32/f1/gpio.h>
+/**@{*/
/*-----------------------------------------------------------------------------*/
/** @brief Set GPIO Pin Mode
@@ -146,116 +128,6 @@ void gpio_set_mode(u32 gpioport, u8 mode, u8 cnf, u16 gpios)
}
/*-----------------------------------------------------------------------------*/
-/** @brief Set a Group of Pins Atomic
-
-Set one or more pins of the given GPIO port to 1 in an atomic operation.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@param[in] gpios Unsigned int16. Pin identifiers @ref gpio_pin_id
- If multiple pins are to be changed, use logical OR '|' to separate them.
-*/
-void gpio_set(u32 gpioport, u16 gpios)
-{
- GPIO_BSRR(gpioport) = gpios;
-}
-
-/*-----------------------------------------------------------------------------*/
-/** @brief Clear a Group of Pins Atomic
-
-Clear one or more pins of the given GPIO port to 0 in an atomic operation.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@param[in] gpios Unsigned int16. Pin identifiers @ref gpio_pin_id
- If multiple pins are to be changed, use logical OR '|' to separate them.
-*/
-void gpio_clear(u32 gpioport, u16 gpios)
-{
- GPIO_BRR(gpioport) = gpios;
-}
-
-/*-----------------------------------------------------------------------------*/
-/** @brief Read a Group of Pins.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@param[in] gpios Unsigned int16. Pin identifiers @ref gpio_pin_id
- If multiple pins are to be read, use logical OR '|' to separate them.
-@return Unsigned int16 value of the pin values. The bit position of the pin value
- returned corresponds to the pin number.
-*/
-u16 gpio_get(u32 gpioport, u16 gpios)
-{
- return gpio_port_read(gpioport) & gpios;
-}
-
-/*-----------------------------------------------------------------------------*/
-/** @brief Toggle a Group of Pins
-
-Toggle one or more pins of the given GPIO port. This is not an atomic operation.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@param[in] gpios Unsigned int16. Pin identifiers @ref gpio_pin_id
- If multiple pins are to be changed, use logical OR '|' to separate them.
-*/
-void gpio_toggle(u32 gpioport, u16 gpios)
-{
- GPIO_ODR(gpioport) ^= gpios;
-}
-
-/*-----------------------------------------------------------------------------*/
-/** @brief Read from a Port
-
-Read the current value of the given GPIO port. Only the lower 16 bits contain
-valid pin data.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@return Unsigned int16. The value held in the specified GPIO port.
-*/
-u16 gpio_port_read(u32 gpioport)
-{
- return (u16)GPIO_IDR(gpioport);
-}
-
-/*-----------------------------------------------------------------------------*/
-/** @brief Write to a Port
-
-Write a value to the given GPIO port.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@param[in] data Unsigned int16. The value to be written to the GPIO port.
-*/
-void gpio_port_write(u32 gpioport, u16 data)
-{
- GPIO_ODR(gpioport) = data;
-}
-
-/*-----------------------------------------------------------------------------*/
-/** @brief Lock the Configuration of a Group of Pins
-
-The configuration of one or more pins of the given GPIO port is locked. There is
-no mechanism to unlock these via software. Unlocking occurs at the next reset.
-
-@param[in] gpioport Unsigned int32. Port identifier @ref gpio_port_id
-@param[in] gpios Unsigned int16. Pin identifiers @ref gpio_pin_id
- If multiple pins are to be locked, use logical OR '|' to separate them.
-*/
-void gpio_port_config_lock(u32 gpioport, u16 gpios)
-{
- u32 reg32;
-
- /* Special "Lock Key Writing Sequence", see datasheet. */
- GPIO_LCKR(gpioport) = GPIO_LCKK | gpios; /* Set LCKK. */
- GPIO_LCKR(gpioport) = ~GPIO_LCKK & gpios; /* Clear LCKK. */
- GPIO_LCKR(gpioport) = GPIO_LCKK | gpios; /* Set LCKK. */
- reg32 = GPIO_LCKR(gpioport); /* Read LCKK. */
- reg32 = GPIO_LCKR(gpioport); /* Read LCKK again. */
-
- /* Tell the compiler the variable is actually used. It will get optimized out anyways. */
- reg32 = reg32;
-
- /* If (reg32 & GPIO_LCKK) is true, the lock is now active. */
-}
-
-/*-----------------------------------------------------------------------------*/
/** @brief Map the EVENTOUT signal
Enable the EVENTOUT signal and select the port and pin to be used.
diff --git a/lib/stm32/f2/Makefile b/lib/stm32/f2/Makefile
index b64a033..b890fa4 100644
--- a/lib/stm32/f2/Makefile
+++ b/lib/stm32/f2/Makefile
@@ -28,9 +28,10 @@ CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
-ffunction-sections -fdata-sections -MD -DSTM32F2
# ARFLAGS = rcsv
ARFLAGS = rcs
-OBJS = rcc.o gpio2.o usart.o spi.o flash.o \
- i2c.o exti2.o timer.o
+OBJS = rcc.o gpio.o usart.o spi.o flash.o \
+ i2c.o exti2.o timer.o \
+ gpio_common_all.o gpio_common_f24.o
-VPATH += ../../usb:../:../../cm3
+VPATH += ../../usb:../:../../cm3:../common
include ../../Makefile.include
diff --git a/lib/stm32/f2/gpio.c b/lib/stm32/f2/gpio.c
new file mode 100644
index 0000000..a2dfc88
--- /dev/null
+++ b/lib/stm32/f2/gpio.c
@@ -0,0 +1,28 @@
+/** @defgroup gpio_file GPIO
+
+@ingroup STM32F2xx
+
+@brief <b>libopencm3 STM32F2xx General Purpose I/O</b>
+
+*/
+
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * 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/>.
+ */
+
+#include <libopencm3/stm32/gpio.h>
+#include <libopencm3/stm32/common/gpio_common_f24.h>
+
diff --git a/lib/stm32/f4/Makefile b/lib/stm32/f4/Makefile
index 09fe573..c9ad847 100644
--- a/lib/stm32/f4/Makefile
+++ b/lib/stm32/f4/Makefile
@@ -29,11 +29,12 @@ CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
-ffunction-sections -fdata-sections -MD -DSTM32F4
# ARFLAGS = rcsv
ARFLAGS = rcs
-OBJS = rcc.o gpio2.o usart.o spi.o flash.o \
+OBJS = rcc.o gpio.o usart.o spi.o flash.o \
i2c.o exti2.o pwr.o timer.o \
usb.o usb_standard.o usb_control.o usb_fx07_common.o usb_f107.o \
- usb_f207.o adc.o dma.o
+ usb_f207.o adc.o dma.o \
+ gpio_common_all.o gpio_common_f24.o
-VPATH += ../../usb:../:../../cm3
+VPATH += ../../usb:../:../../cm3:../common
include ../../Makefile.include
diff --git a/lib/stm32/f4/gpio.c b/lib/stm32/f4/gpio.c
new file mode 100644
index 0000000..96a6f45
--- /dev/null
+++ b/lib/stm32/f4/gpio.c
@@ -0,0 +1,28 @@
+/** @defgroup gpio_file GPIO
+
+@ingroup STM32F4xx
+
+@brief <b>libopencm3 STM32F4xx General Purpose I/O</b>
+
+*/
+
+/*
+ * This file is part of the libopencm3 project.
+ *
+ * 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/>.
+ */
+
+#include <libopencm3/stm32/gpio.h>
+#include <libopencm3/stm32/common/gpio_common_f24.h>
+
diff --git a/lib/stm32/gpio2.c b/lib/stm32/gpio2.c
index c185e98..5246ecb 100644
--- a/lib/stm32/gpio2.c
+++ b/lib/stm32/gpio2.c
@@ -1,8 +1,14 @@
+/** @defgroup gpio_file GPIO
+
+@ingroup STM32F2xx
+
+@brief <b>libopencm3 STM32F2xx General Purpose I/O</b>
+
+*/
+
/*
* This file is part of the libopencm3 project.
*
- * Copyright (C) 2011 Fergus Noble <fergusnoble@gmail.com>
- *
* 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
@@ -148,3 +154,4 @@ void gpio_port_config_lock(u32 gpioport, u16 gpios)
/* If (reg32 & GPIO_LCKK) is true, the lock is now active. */
}
+