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