Zephyr API Documentation
4.0.0-rc2
A Scalable Open Source RTOS
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stm32-pinctrl.h
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/*
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* Copyright (c) 2017 Linaro Limited
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_STM32_PINCTRL_H_
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#define ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_STM32_PINCTRL_H_
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#include <
zephyr/dt-bindings/pinctrl/stm32-pinctrl-common.h
>
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/* Adapted from Linux: include/dt-bindings/pinctrl/stm32-pinfunc.h */
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#define STM32_AF0 0x0
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#define STM32_AF1 0x1
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#define STM32_AF2 0x2
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#define STM32_AF3 0x3
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#define STM32_AF4 0x4
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#define STM32_AF5 0x5
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#define STM32_AF6 0x6
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#define STM32_AF7 0x7
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#define STM32_AF8 0x8
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#define STM32_AF9 0x9
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#define STM32_AF10 0xa
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#define STM32_AF11 0xb
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#define STM32_AF12 0xc
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#define STM32_AF13 0xd
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#define STM32_AF14 0xe
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#define STM32_AF15 0xf
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#define STM32_ANALOG 0x10
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#define STM32_GPIO 0x11
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#define STM32_MODE_SHIFT 0U
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#define STM32_MODE_MASK 0x1FU
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#define STM32_LINE_SHIFT 5U
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#define STM32_LINE_MASK 0xFU
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#define STM32_PORT_SHIFT 9U
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#define STM32_PORT_MASK 0x1FU
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#define STM32_PINMUX(port, line, mode) \
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(((((port) - 'A') & STM32_PORT_MASK) << STM32_PORT_SHIFT) | \
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(((line) & STM32_LINE_MASK) << STM32_LINE_SHIFT) | \
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(((STM32_ ## mode) & STM32_MODE_MASK) << STM32_MODE_SHIFT))
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/* GPIO Mode */
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#define STM32_MODER_INPUT_MODE (0x0 << STM32_MODER_SHIFT)
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#define STM32_MODER_OUTPUT_MODE (0x1 << STM32_MODER_SHIFT)
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#define STM32_MODER_ALT_MODE (0x2 << STM32_MODER_SHIFT)
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#define STM32_MODER_ANALOG_MODE (0x3 << STM32_MODER_SHIFT)
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#define STM32_MODER_MASK 0x3
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#define STM32_MODER_SHIFT 4
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/* GPIO Output type */
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#define STM32_OTYPER_PUSH_PULL (0x0 << STM32_OTYPER_SHIFT)
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#define STM32_OTYPER_OPEN_DRAIN (0x1 << STM32_OTYPER_SHIFT)
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#define STM32_OTYPER_MASK 0x1
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#define STM32_OTYPER_SHIFT 6
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/* GPIO speed */
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#define STM32_OSPEEDR_LOW_SPEED (0x0 << STM32_OSPEEDR_SHIFT)
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#define STM32_OSPEEDR_MEDIUM_SPEED (0x1 << STM32_OSPEEDR_SHIFT)
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#define STM32_OSPEEDR_HIGH_SPEED (0x2 << STM32_OSPEEDR_SHIFT)
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#define STM32_OSPEEDR_VERY_HIGH_SPEED (0x3 << STM32_OSPEEDR_SHIFT)
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#define STM32_OSPEEDR_MASK 0x3
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#define STM32_OSPEEDR_SHIFT 7
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/* GPIO High impedance/Pull-up/pull-down */
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#define STM32_PUPDR_NO_PULL (0x0 << STM32_PUPDR_SHIFT)
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#define STM32_PUPDR_PULL_UP (0x1 << STM32_PUPDR_SHIFT)
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#define STM32_PUPDR_PULL_DOWN (0x2 << STM32_PUPDR_SHIFT)
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#define STM32_PUPDR_MASK 0x3
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#define STM32_PUPDR_SHIFT 9
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/* GPIO plain output value */
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#define STM32_ODR_0 (0x0 << STM32_ODR_SHIFT)
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#define STM32_ODR_1 (0x1 << STM32_ODR_SHIFT)
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#define STM32_ODR_MASK 0x1
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#define STM32_ODR_SHIFT 11
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#endif
/* ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_STM32_PINCTRL_H_ */
stm32-pinctrl-common.h
zephyr
dt-bindings
pinctrl
stm32-pinctrl.h
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