57 lines
1.4 KiB
C
57 lines
1.4 KiB
C
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/*
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* Copyright (c) 2016 Linaro Limited.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* @file Header file for the STM32 PWM driver.
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*/
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#ifndef __PWM_STM32_H__
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#define __PWM_STM32_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** Configuration data */
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struct pwm_stm32_config {
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uint32_t pwm_base;
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/* clock subsystem driving this peripheral */
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#if defined(CONFIG_SOC_SERIES_STM32F1X) || defined(CONFIG_SOC_SERIES_STM32L4X)
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clock_control_subsys_t clock_subsys;
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#elif defined(CONFIG_SOC_SERIES_STM32F4X)
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struct stm32f4x_pclken pclken;
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#endif
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};
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/** Runtime driver data */
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struct pwm_stm32_data {
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/* PWM peripheral handler */
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TIM_HandleTypeDef hpwm;
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/* Prescaler for PWM output clock
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* Value used to divide the TIM clock.
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* Min = 0x0000U, Max = 0xFFFFU
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*/
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uint32_t pwm_prescaler;
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/* clock device */
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struct device *clock;
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};
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PWM_STM32_H__ */
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