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- /* 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 <dt-bindings/gpio/gpio.h>
- /* 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
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