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9f01881bea
Add the port definitions for the main and AON GPIO controllers found on Tegra241 (Grace). Signed-off-by: Akhil R <akhilrajeev@nvidia.com> Signed-off-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
43 lines
1.3 KiB
C
43 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved. */
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/*
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* This header provides constants for the nvidia,tegra241-gpio DT binding.
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*
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* The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below
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* provide names for this.
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*
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* The second cell contains standard flag values specified in gpio.h.
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*/
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#ifndef _DT_BINDINGS_GPIO_TEGRA241_GPIO_H
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#define _DT_BINDINGS_GPIO_TEGRA241_GPIO_H
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#include <dt-bindings/gpio/gpio.h>
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/* GPIOs implemented by main GPIO controller */
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#define TEGRA241_MAIN_GPIO_PORT_A 0
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#define TEGRA241_MAIN_GPIO_PORT_B 1
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#define TEGRA241_MAIN_GPIO_PORT_C 2
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#define TEGRA241_MAIN_GPIO_PORT_D 3
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#define TEGRA241_MAIN_GPIO_PORT_E 4
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#define TEGRA241_MAIN_GPIO_PORT_F 5
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#define TEGRA241_MAIN_GPIO_PORT_G 6
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#define TEGRA241_MAIN_GPIO_PORT_H 7
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#define TEGRA241_MAIN_GPIO_PORT_I 8
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#define TEGRA241_MAIN_GPIO_PORT_J 9
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#define TEGRA241_MAIN_GPIO_PORT_K 10
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#define TEGRA241_MAIN_GPIO_PORT_L 11
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#define TEGRA241_MAIN_GPIO(port, offset) \
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((TEGRA241_MAIN_GPIO_PORT_##port * 8) + (offset))
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/* GPIOs implemented by AON GPIO controller */
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#define TEGRA241_AON_GPIO_PORT_AA 0
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#define TEGRA241_AON_GPIO_PORT_BB 1
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#define TEGRA241_AON_GPIO(port, offset) \
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((TEGRA241_AON_GPIO_PORT_##port * 8) + (offset))
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#endif
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