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34 lines
656 B
34 lines
656 B
9 years ago
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#pragma once
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#include "common.h"
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/**
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* Enable GPIO in RCC
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* @param gpio GPIO base
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*/
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void gpio_enable(uint32_t gpio);
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/**
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* Disable GPIO in RCC
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* @param gpio GPIO base
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*/
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void gpio_disable(uint32_t gpio);
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/**
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* Set GPIO AF (writes MODER and AFR).
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* Also enables the port if disabled in RCC.
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* @param gpio GPIO base
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* @param pins pins bitmask
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* @param af alternate function 0..15
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*/
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void gpio_set_af(uint32_t gpio, uint32_t pins, enum GPIO_AF af);
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/**
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* Set pins mode (writes MODER)
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* @param gpio GPIO base
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* @param pins pins bitmask
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* @param mode mode to set
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*/
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void gpio_set_mode(uint32_t gpio, uint32_t pins, enum GPIO_MODE mode);
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