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boards/nucleo-c0XXX: add PWM support

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add PWM support for nucleo-c071rb and nucleo-c092rc

Signed-off-by: raiden00pl <raiden00@railab.me>
This commit is contained in:
raiden00pl
2026-05-20 13:39:59 +02:00
committed by Matteo Golin
parent ec9a849e15
commit 4484f16efc
10 changed files with 281 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files
boards/arm/stm32f0l0g0/common/include/board_pwm.h
+40
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@@ -0,0 +1,40 @@
/****************************************************************************
* boards/arm/stm32f0l0g0/common/include/board_pwm.h
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
#ifndef __BOARDS_ARM_STM32F0L0G0_COMMON_INCLUDE_BOARD_PWM_H
#define __BOARDS_ARM_STM32F0L0G0_COMMON_INCLUDE_BOARD_PWM_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
#ifdef CONFIG_PWM
int stm32_pwm_setup(void);
#endif
#endif /* __BOARDS_ARM_STM32F0L0G0_COMMON_INCLUDE_BOARD_PWM_H */
boards/arm/stm32f0l0g0/common/src/CMakeLists.txt
+5 -1
View File
@@ -27,7 +27,11 @@ if(CONFIG_ARCH_BOARD_COMMON)
endif()
if(CONFIG_SENSORS_QENCODER)
list(APPEND SRCS stm32_qencoder.c)
list(APPEND SRCS board_qencoder.c)
endif()
if(CONFIG_PWM)
list(APPEND SRCS board_pwm.c)
endif()
endif()
boards/arm/stm32f0l0g0/common/src/Make.defs
+4
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@@ -30,6 +30,10 @@ ifeq ($(CONFIG_SENSORS_QENCODER),y)
CSRCS += board_qencoder.c
endif
ifeq ($(CONFIG_PWM),y)
CSRCS += board_pwm.c
endif
DEPPATH += --dep-path src
VPATH += :src
CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)board$(DELIM)src
boards/arm/stm32f0l0g0/common/src/board_pwm.c
+174
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@@ -0,0 +1,174 @@
/****************************************************************************
* boards/arm/stm32f0l0g0/common/src/board_pwm.c
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <errno.h>
#include <stdbool.h>
#include <sys/types.h>
#include <nuttx/debug.h>
#include <nuttx/timers/pwm.h>
#include "stm32_pwm.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: stm32_pwm_setup
*
* Description:
* Initialize PWM and register the PWM driver.
*
****************************************************************************/
int stm32_pwm_setup(void)
{
static bool initialized;
struct pwm_lowerhalf_s *pwm;
int ret;
if (!initialized)
{
#ifdef CONFIG_STM32F0L0G0_TIM1_PWM
pwm = stm32_pwminitialize(1);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm0", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_STM32F0L0G0_TIM2_PWM
pwm = stm32_pwminitialize(2);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm1", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_STM32F0L0G0_TIM3_PWM
pwm = stm32_pwminitialize(3);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm2", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_STM32F0L0G0_TIM14_PWM
pwm = stm32_pwminitialize(14);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm13", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_STM32F0L0G0_TIM15_PWM
pwm = stm32_pwminitialize(15);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm14", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_STM32F0L0G0_TIM16_PWM
pwm = stm32_pwminitialize(16);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm15", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
#ifdef CONFIG_STM32F0L0G0_TIM17_PWM
pwm = stm32_pwminitialize(17);
if (pwm == NULL)
{
aerr("ERROR: Failed to get the STM32 PWM lower half\n");
return -ENODEV;
}
ret = pwm_register("/dev/pwm16", pwm);
if (ret < 0)
{
aerr("ERROR: pwm_register failed: %d\n", ret);
return ret;
}
#endif
initialized = true;
}
return OK;
}
boards/arm/stm32f0l0g0/nucleo-c071rb/configs/jumbo/defconfig
+8
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@@ -37,6 +37,8 @@ CONFIG_EXAMPLES_ADC_SWTRIG=y
CONFIG_EXAMPLES_BUTTONS=y
CONFIG_EXAMPLES_HELLO=y
CONFIG_EXAMPLES_NXMBSERVER=y
CONFIG_EXAMPLES_PWM=y
CONFIG_EXAMPLES_PWM_DEVPATH="/dev/pwm13"
CONFIG_EXAMPLES_QENCODER=y
CONFIG_EXAMPLES_WATCHDOG=y
CONFIG_INDUSTRY_NXMODBUS=y
@@ -57,6 +59,7 @@ CONFIG_NXMODBUS_CLIENT=y
CONFIG_POSIX_SPAWN_DEFAULT_STACKSIZE=1536
CONFIG_PTHREAD_MUTEX_UNSAFE=y
CONFIG_PTHREAD_STACK_DEFAULT=1536
CONFIG_PWM=y
CONFIG_RAM_SIZE=24576
CONFIG_RAM_START=0x20000000
CONFIG_RAW_BINARY=y
@@ -73,6 +76,11 @@ CONFIG_STM32F0L0G0_ADC1=y
CONFIG_STM32F0L0G0_ADC_MAX_SAMPLES=6
CONFIG_STM32F0L0G0_DMA1=y
CONFIG_STM32F0L0G0_IWDG=y
CONFIG_STM32F0L0G0_PWM_MULTICHAN=y
CONFIG_STM32F0L0G0_TIM14=y
CONFIG_STM32F0L0G0_TIM14_CH1OUT=y
CONFIG_STM32F0L0G0_TIM14_CHANNEL1=y
CONFIG_STM32F0L0G0_TIM14_PWM=y
CONFIG_STM32F0L0G0_TIM3=y
CONFIG_STM32F0L0G0_TIM3_QE=y
CONFIG_STM32F0L0G0_USART1=y
boards/arm/stm32f0l0g0/nucleo-c071rb/include/board.h
+7
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@@ -77,6 +77,7 @@
#define STM32_APB2_TIM1_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM2_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM3_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM14_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM15_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM16_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM17_CLKIN STM32_PCLK1_FREQUENCY
@@ -170,6 +171,12 @@
#define GPIO_TIM3_CH1IN (GPIO_TIM3_CH1IN_2|GPIO_SPEED_HIGH)
#define GPIO_TIM3_CH2IN (GPIO_TIM3_CH2IN_6|GPIO_SPEED_HIGH)
/* PWM on TIM14:
* TIM14_CH1 - PA7 (D11)
*/
#define GPIO_TIM14_CH1OUT (GPIO_TIM14_CH1OUT_2|GPIO_SPEED_HIGH)
/* DMA channels *************************************************************/
/* ADC */
boards/arm/stm32f0l0g0/nucleo-c071rb/src/stm32_bringup.c
+14
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@@ -46,6 +46,10 @@
# include "board_qencoder.h"
#endif
#ifdef CONFIG_PWM
# include "board_pwm.h"
#endif
#include <arch/board/board.h>
#include "nucleo-c071rb.h"
@@ -110,6 +114,16 @@ int stm32_bringup(void)
}
#endif
#ifdef CONFIG_PWM
/* Initialize PWM and register the PWM device. */
ret = stm32_pwm_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: stm32_pwm_setup failed: %d\n", ret);
}
#endif
#ifdef CONFIG_SENSORS_QENCODER
/* Initialize and register the qencoder driver - TIM3 */
boards/arm/stm32f0l0g0/nucleo-c092rc/configs/jumbo/defconfig
+8
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@@ -36,6 +36,8 @@ CONFIG_EXAMPLES_ADC_GROUPSIZE=2
CONFIG_EXAMPLES_ADC_SWTRIG=y
CONFIG_EXAMPLES_BUTTONS=y
CONFIG_EXAMPLES_HELLO=y
CONFIG_EXAMPLES_PWM=y
CONFIG_EXAMPLES_PWM_DEVPATH="/dev/pwm13"
CONFIG_EXAMPLES_QENCODER=y
CONFIG_EXAMPLES_WATCHDOG=y
CONFIG_INIT_ENTRYPOINT="nsh_main"
@@ -54,6 +56,7 @@ CONFIG_NUNGET_CHARS=0
CONFIG_POSIX_SPAWN_DEFAULT_STACKSIZE=1536
CONFIG_PTHREAD_MUTEX_UNSAFE=y
CONFIG_PTHREAD_STACK_DEFAULT=1536
CONFIG_PWM=y
CONFIG_RAM_SIZE=30720
CONFIG_RAM_START=0x20000000
CONFIG_RAW_BINARY=y
@@ -69,6 +72,11 @@ CONFIG_STM32F0L0G0_ADC1=y
CONFIG_STM32F0L0G0_ADC_MAX_SAMPLES=2
CONFIG_STM32F0L0G0_DMA1=y
CONFIG_STM32F0L0G0_IWDG=y
CONFIG_STM32F0L0G0_PWM_MULTICHAN=y
CONFIG_STM32F0L0G0_TIM14=y
CONFIG_STM32F0L0G0_TIM14_CH1OUT=y
CONFIG_STM32F0L0G0_TIM14_CHANNEL1=y
CONFIG_STM32F0L0G0_TIM14_PWM=y
CONFIG_STM32F0L0G0_TIM3=y
CONFIG_STM32F0L0G0_TIM3_QE=y
CONFIG_STM32F0L0G0_USART2=y
boards/arm/stm32f0l0g0/nucleo-c092rc/include/board.h
+7
View File
@@ -82,6 +82,7 @@
#define STM32_APB2_TIM1_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM2_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB1_TIM3_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM14_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM15_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM16_CLKIN STM32_PCLK1_FREQUENCY
#define STM32_APB2_TIM17_CLKIN STM32_PCLK1_FREQUENCY
@@ -180,6 +181,12 @@
#define GPIO_TIM3_CH1IN (GPIO_TIM3_CH1IN_2|GPIO_SPEED_HIGH)
#define GPIO_TIM3_CH2IN (GPIO_TIM3_CH2IN_6|GPIO_SPEED_HIGH)
/* PWM on TIM14:
* TIM14_CH1 - PA7 (D11)
*/
#define GPIO_TIM14_CH1OUT (GPIO_TIM14_CH1OUT_2|GPIO_SPEED_HIGH)
/* DMA channels *************************************************************/
/* ADC */
boards/arm/stm32f0l0g0/nucleo-c092rc/src/stm32_bringup.c
+14
View File
@@ -46,6 +46,10 @@
# include "board_qencoder.h"
#endif
#ifdef CONFIG_PWM
# include "board_pwm.h"
#endif
#include <arch/board/board.h>
#include "nucleo-c092rc.h"
@@ -110,6 +114,16 @@ int stm32_bringup(void)
}
#endif
#ifdef CONFIG_PWM
/* Initialize PWM and register the PWM device. */
ret = stm32_pwm_setup();
if (ret < 0)
{
syslog(LOG_ERR, "ERROR: stm32_pwm_setup failed: %d\n", ret);
}
#endif
#ifdef CONFIG_STM32F0L0G0_FDCAN_CHARDRIVER
/* Initialize CAN and register the CAN driver. */