/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (c) 2025, NVIDIA CORPORATION. All rights reserved. */ /* * This header provides constants for the nvidia,tegra256-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_TEGRA256_GPIO_H #define _DT_BINDINGS_GPIO_TEGRA256_GPIO_H #include /* GPIOs implemented by main GPIO controller */ #define TEGRA256_MAIN_GPIO_PORT_A 0 #define TEGRA256_MAIN_GPIO_PORT_B 1 #define TEGRA256_MAIN_GPIO_PORT_C 2 #define TEGRA256_MAIN_GPIO_PORT_D 3 #define TEGRA256_MAIN_GPIO(port, offset) \ ((TEGRA256_MAIN_GPIO_PORT_##port * 8) + (offset)) #endif