1 /* 2 * This header provides constants for Tegra pinctrl bindings. 3 * 4 * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. 5 * 6 * Author: Laxman Dewangan <ldewangan@nvidia.com> 7 * 8 * SPDX-License-Identifier: GPL-2.0 9 */ 10 11 #ifndef _DT_BINDINGS_PINCTRL_TEGRA_H 12 #define _DT_BINDINGS_PINCTRL_TEGRA_H 13 14 /* 15 * Enable/disable for diffeent dt properties. This is applicable for 16 * properties nvidia,enable-input, nvidia,tristate, nvidia,open-drain, 17 * nvidia,lock, nvidia,rcv-sel, nvidia,high-speed-mode, nvidia,schmitt. 18 */ 19 #define TEGRA_PIN_DISABLE 0 20 #define TEGRA_PIN_ENABLE 1 21 22 #define TEGRA_PIN_PULL_NONE 0 23 #define TEGRA_PIN_PULL_DOWN 1 24 #define TEGRA_PIN_PULL_UP 2 25 26 /* Low power mode driver */ 27 #define TEGRA_PIN_LP_DRIVE_DIV_8 0 28 #define TEGRA_PIN_LP_DRIVE_DIV_4 1 29 #define TEGRA_PIN_LP_DRIVE_DIV_2 2 30 #define TEGRA_PIN_LP_DRIVE_DIV_1 3 31 32 /* Rising/Falling slew rate */ 33 #define TEGRA_PIN_SLEW_RATE_FASTEST 0 34 #define TEGRA_PIN_SLEW_RATE_FAST 1 35 #define TEGRA_PIN_SLEW_RATE_SLOW 2 36 #define TEGRA_PIN_SLEW_RATE_SLOWEST 3 37 38 #endif 39