blob: 36adde514e208817a835c145ea61faffcb3a2260 [file] [log] [blame]
/*
* Copyright (c) 2017 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_STM32_PINCTRL_H_
#define ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_STM32_PINCTRL_H_
#include <dt-bindings/pinctrl/stm32-pinctrl-common.h>
/**
* @brief PIN configuration bitfield
*
* Pin configuration is coded with the following
* fields
* Alternate Functions [ 0 : 3 ]
* GPIO Mode [ 4 : 5 ]
* GPIO Output type [ 6 ]
* GPIO Speed [ 7 : 8 ]
* GPIO PUPD config [ 9 : 10 ]
*
* Applicable to STM32F3, STM32F4, STM32L4 series
*/
/* Alternate functions */
#define STM32_FUNC_ALT_0 0
#define STM32_FUNC_ALT_1 1
#define STM32_FUNC_ALT_2 2
#define STM32_FUNC_ALT_3 3
#define STM32_FUNC_ALT_4 4
#define STM32_FUNC_ALT_5 5
#define STM32_FUNC_ALT_6 6
#define STM32_FUNC_ALT_7 7
#define STM32_FUNC_ALT_8 8
#define STM32_FUNC_ALT_9 9
#define STM32_FUNC_ALT_10 10
#define STM32_FUNC_ALT_11 11
#define STM32_FUNC_ALT_12 12
#define STM32_FUNC_ALT_13 13
#define STM32_FUNC_ALT_14 14
#define STM32_FUNC_ALT_15 15
#define STM32_AFR_MASK 0xF
#define STM32_AFR_SHIFT 0
/* GPIO Mode */
#define STM32_MODER_INPUT_MODE (0x0<<STM32_MODER_SHIFT)
#define STM32_MODER_OUTPUT_MODE (0x1<<STM32_MODER_SHIFT)
#define STM32_MODER_ALT_MODE (0x2<<STM32_MODER_SHIFT)
#define STM32_MODER_ANALOG_MODE (0x3<<STM32_MODER_SHIFT)
#define STM32_MODER_MASK 0x3
#define STM32_MODER_SHIFT 4
/* GPIO Output type */
#define STM32_OTYPER_PUSH_PULL (0x0<<STM32_OTYPER_SHIFT)
#define STM32_OTYPER_OPEN_DRAIN (0x1<<STM32_OTYPER_SHIFT)
#define STM32_OTYPER_MASK 0x1
#define STM32_OTYPER_SHIFT 6
/* GPIO speed */
#define STM32_OSPEEDR_LOW_SPEED (0x0<<STM32_OSPEEDR_SHIFT)
#define STM32_OSPEEDR_MEDIUM_SPEED (0x1<<STM32_OSPEEDR_SHIFT)
#define STM32_OSPEEDR_HIGH_SPEED (0x2<<STM32_OSPEEDR_SHIFT)
#define STM32_OSPEEDR_VERY_HIGH_SPEED (0x3<<STM32_OSPEEDR_SHIFT)
#define STM32_OSPEEDR_MASK 0x3
#define STM32_OSPEEDR_SHIFT 7
/* GPIO High impedance/Pull-up/pull-down */
#define STM32_PUPDR_NO_PULL (0x0<<STM32_PUPDR_SHIFT)
#define STM32_PUPDR_PULL_UP (0x1<<STM32_PUPDR_SHIFT)
#define STM32_PUPDR_PULL_DOWN (0x2<<STM32_PUPDR_SHIFT)
#define STM32_PUPDR_MASK 0x3
#define STM32_PUPDR_SHIFT 9
/* Alternate functions definitions */
#define STM32_PINMUX_ALT_FUNC_0 (STM32_FUNC_ALT_0 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_1 (STM32_FUNC_ALT_1 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_2 (STM32_FUNC_ALT_2 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_3 (STM32_FUNC_ALT_3 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_4 (STM32_FUNC_ALT_4 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_5 (STM32_FUNC_ALT_5 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_6 (STM32_FUNC_ALT_6 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_7 (STM32_FUNC_ALT_7 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_8 (STM32_FUNC_ALT_8 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_9 (STM32_FUNC_ALT_9 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_10 (STM32_FUNC_ALT_10 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_11 (STM32_FUNC_ALT_11 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_12 (STM32_FUNC_ALT_12 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_13 (STM32_FUNC_ALT_13 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_14 (STM32_FUNC_ALT_14 | STM32_MODER_ALT_MODE)
#define STM32_PINMUX_ALT_FUNC_15 (STM32_FUNC_ALT_15 | STM32_MODER_ALT_MODE)
/* Useful definitions */
#define STM32_PUSHPULL_NOPULL (STM32_OTYPER_PUSH_PULL | STM32_PUPDR_NO_PULL)
#define STM32_OPENDRAIN_PULLUP (STM32_OTYPER_OPEN_DRAIN | STM32_PUPDR_PULL_UP)
#define STM32_PUSHPULL_PULLUP (STM32_OTYPER_PUSH_PULL | STM32_PUPDR_PULL_UP)
#endif /* ZEPHYR_INCLUDE_DT_BINDINGS_PINCTRL_STM32_PINCTRL_H_ */