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https://github.com/ARM-software/arm-trusted-firmware.git
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53584e1d5b
Allow to set a gpio in output mode from the device tree. Signed-off-by: Fabien Dessenne <fabien.dessenne@foss.st.com> Change-Id: Ic483324bc5fe916a60df05f74706bd1da4d08aa5
63 lines
1.6 KiB
C
63 lines
1.6 KiB
C
/*
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* Copyright (c) 2015-2022, STMicroelectronics - All Rights Reserved
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef STM32_GPIO_H
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#define STM32_GPIO_H
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#include <lib/utils_def.h>
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#define GPIO_MODE_OFFSET U(0x00)
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#define GPIO_TYPE_OFFSET U(0x04)
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#define GPIO_SPEED_OFFSET U(0x08)
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#define GPIO_PUPD_OFFSET U(0x0C)
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#define GPIO_OD_OFFSET U(0x14)
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#define GPIO_BSRR_OFFSET U(0x18)
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#define GPIO_AFRL_OFFSET U(0x20)
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#define GPIO_AFRH_OFFSET U(0x24)
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#define GPIO_SECR_OFFSET U(0x30)
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#define GPIO_ALT_LOWER_LIMIT U(0x08)
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#define GPIO_PIN_(_x) U(_x)
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#define GPIO_PIN_MAX GPIO_PIN_(15)
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#define GPIO_ALTERNATE_(_x) U(_x)
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#define GPIO_ALTERNATE_MASK U(0x0F)
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#define GPIO_MODE_INPUT U(0x00)
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#define GPIO_MODE_OUTPUT U(0x01)
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#define GPIO_MODE_ALTERNATE U(0x02)
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#define GPIO_MODE_ANALOG U(0x03)
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#define GPIO_MODE_MASK U(0x03)
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#define GPIO_TYPE_PUSH_PULL U(0x00)
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#define GPIO_TYPE_OPEN_DRAIN U(0x01)
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#define GPIO_TYPE_MASK U(0x01)
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#define GPIO_SPEED_LOW U(0x00)
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#define GPIO_SPEED_MEDIUM U(0x01)
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#define GPIO_SPEED_HIGH U(0x02)
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#define GPIO_SPEED_VERY_HIGH U(0x03)
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#define GPIO_SPEED_MASK U(0x03)
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#define GPIO_NO_PULL U(0x00)
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#define GPIO_PULL_UP U(0x01)
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#define GPIO_PULL_DOWN U(0x02)
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#define GPIO_PULL_MASK U(0x03)
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#define GPIO_OD_OUTPUT_LOW U(0x00)
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#define GPIO_OD_OUTPUT_HIGH U(0x01)
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#define GPIO_OD_MASK U(0x01)
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#ifndef __ASSEMBLER__
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#include <stdint.h>
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int dt_set_pinctrl_config(int node);
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void set_gpio_secure_cfg(uint32_t bank, uint32_t pin, bool secure);
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void set_gpio_reset_cfg(uint32_t bank, uint32_t pin);
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#endif /*__ASSEMBLER__*/
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#endif /* STM32_GPIO_H */
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