xref: /arm-trusted-firmware/include/export/drivers/gpio_exp.h (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2019-2021, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #ifndef ARM_TRUSTED_FIRMWARE_EXPORT_DRIVERS_GPIO_EXP_H
8*91f16700Schasinglulu #define ARM_TRUSTED_FIRMWARE_EXPORT_DRIVERS_GPIO_EXP_H
9*91f16700Schasinglulu 
10*91f16700Schasinglulu /* EXPORT HEADER -- See include/export/README for details! -- EXPORT HEADER */
11*91f16700Schasinglulu 
12*91f16700Schasinglulu #define ARM_TF_GPIO_DIR_OUT		0
13*91f16700Schasinglulu #define ARM_TF_GPIO_DIR_IN		1
14*91f16700Schasinglulu 
15*91f16700Schasinglulu #define ARM_TF_GPIO_LEVEL_LOW		0
16*91f16700Schasinglulu #define ARM_TF_GPIO_LEVEL_HIGH		1
17*91f16700Schasinglulu 
18*91f16700Schasinglulu #define ARM_TF_GPIO_PULL_NONE		0
19*91f16700Schasinglulu #define ARM_TF_GPIO_PULL_UP		1
20*91f16700Schasinglulu #define ARM_TF_GPIO_PULL_DOWN		2
21*91f16700Schasinglulu #define ARM_TF_GPIO_PULL_REPEATER	3
22*91f16700Schasinglulu 
23*91f16700Schasinglulu #endif /* ARM_TRUSTED_FIRMWARE_EXPORT_DRIVERS_GPIO_EXP_H */
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