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dt-bindings: gpio: Add Tegra241 support

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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>
This commit is contained in:
Akhil R 2021-12-16 15:10:08 +01:00 committed by Bartosz Golaszewski
parent e85dd53a38
commit 9f01881bea
1 changed files with 42 additions and 0 deletions
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42
include/dt-bindings/gpio/tegra241-gpio.h Normal file
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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2021, NVIDIA CORPORATION. All rights reserved. */
/*
* This header provides constants for the nvidia,tegra241-gpio DT binding.
*
* The first cell in Tegra's GPIO specifier is the GPIO ID. The macros below
* provide names for this.
*
* The second cell contains standard flag values specified in gpio.h.
*/
#ifndef _DT_BINDINGS_GPIO_TEGRA241_GPIO_H
#define _DT_BINDINGS_GPIO_TEGRA241_GPIO_H
#include <dt-bindings/gpio/gpio.h>
/* GPIOs implemented by main GPIO controller */
#define TEGRA241_MAIN_GPIO_PORT_A 0
#define TEGRA241_MAIN_GPIO_PORT_B 1
#define TEGRA241_MAIN_GPIO_PORT_C 2
#define TEGRA241_MAIN_GPIO_PORT_D 3
#define TEGRA241_MAIN_GPIO_PORT_E 4
#define TEGRA241_MAIN_GPIO_PORT_F 5
#define TEGRA241_MAIN_GPIO_PORT_G 6
#define TEGRA241_MAIN_GPIO_PORT_H 7
#define TEGRA241_MAIN_GPIO_PORT_I 8
#define TEGRA241_MAIN_GPIO_PORT_J 9
#define TEGRA241_MAIN_GPIO_PORT_K 10
#define TEGRA241_MAIN_GPIO_PORT_L 11
#define TEGRA241_MAIN_GPIO(port, offset) \
((TEGRA241_MAIN_GPIO_PORT_##port * 8) + (offset))
/* GPIOs implemented by AON GPIO controller */
#define TEGRA241_AON_GPIO_PORT_AA 0
#define TEGRA241_AON_GPIO_PORT_BB 1
#define TEGRA241_AON_GPIO(port, offset) \
((TEGRA241_AON_GPIO_PORT_##port * 8) + (offset))
#endif