tegrakernel/hardware/nvidia/soc/tegra/kernel-include/dt-bindings/pinctrl/pinctrl-tegra.h

55 lines
2.0 KiB
C

/*
* This header provides constants for Tegra pinctrl bindings.
*
* Copyright (c) 2013-2017, NVIDIA CORPORATION. All rights reserved.
*
* Author: Laxman Dewangan <ldewangan@nvidia.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _DT_BINDINGS_PINCTRL_TEGRA_H
#define _DT_BINDINGS_PINCTRL_TEGRA_H
/*
* Enable/disable for diffeent dt properties. This is applicable for
* properties nvidia,enable-input, nvidia,tristate, nvidia,open-drain,
* nvidia,lock, nvidia,rcv-sel, nvidia,high-speed-mode, nvidia,schmitt.
*/
#define TEGRA_PIN_DISABLE 0
#define TEGRA_PIN_ENABLE 1
#define TEGRA_PIN_PULL_NONE 0
#define TEGRA_PIN_PULL_DOWN 1
#define TEGRA_PIN_PULL_UP 2
/* Low power mode driver */
#define TEGRA_PIN_LP_DRIVE_DIV_8 0
#define TEGRA_PIN_LP_DRIVE_DIV_4 1
#define TEGRA_PIN_LP_DRIVE_DIV_2 2
#define TEGRA_PIN_LP_DRIVE_DIV_1 3
/* Rising/Falling slew rate */
#define TEGRA_PIN_SLEW_RATE_FASTEST 0
#define TEGRA_PIN_SLEW_RATE_FAST 1
#define TEGRA_PIN_SLEW_RATE_SLOW 2
#define TEGRA_PIN_SLEW_RATE_SLOWEST 3
#endif