| Simon Glass | 6e0a66c | 2014-12-04 06:36:29 -0700 | [diff] [blame] | 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 | * This program is free software; you can redistribute it and/or modify it |
| 9 | * under the terms and conditions of the GNU General Public License, |
| 10 | * version 2, as published by the Free Software Foundation. |
| 11 | * |
| 12 | * This program is distributed in the hope it will be useful, but WITHOUT |
| 13 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 14 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 15 | * more details. |
| 16 | */ |
| 17 | |
| 18 | #ifndef _DT_BINDINGS_PINCTRL_TEGRA_H |
| 19 | #define _DT_BINDINGS_PINCTRL_TEGRA_H |
| 20 | |
| 21 | /* |
| 22 | * Enable/disable for diffeent dt properties. This is applicable for |
| 23 | * properties nvidia,enable-input, nvidia,tristate, nvidia,open-drain, |
| 24 | * nvidia,lock, nvidia,rcv-sel, nvidia,high-speed-mode, nvidia,schmitt. |
| 25 | */ |
| 26 | #define TEGRA_PIN_DISABLE 0 |
| 27 | #define TEGRA_PIN_ENABLE 1 |
| 28 | |
| 29 | #define TEGRA_PIN_PULL_NONE 0 |
| 30 | #define TEGRA_PIN_PULL_DOWN 1 |
| 31 | #define TEGRA_PIN_PULL_UP 2 |
| 32 | |
| 33 | /* Low power mode driver */ |
| 34 | #define TEGRA_PIN_LP_DRIVE_DIV_8 0 |
| 35 | #define TEGRA_PIN_LP_DRIVE_DIV_4 1 |
| 36 | #define TEGRA_PIN_LP_DRIVE_DIV_2 2 |
| 37 | #define TEGRA_PIN_LP_DRIVE_DIV_1 3 |
| 38 | |
| 39 | /* Rising/Falling slew rate */ |
| 40 | #define TEGRA_PIN_SLEW_RATE_FASTEST 0 |
| 41 | #define TEGRA_PIN_SLEW_RATE_FAST 1 |
| 42 | #define TEGRA_PIN_SLEW_RATE_SLOW 2 |
| 43 | #define TEGRA_PIN_SLEW_RATE_SLOWEST 3 |
| 44 | |
| 45 | #endif |