b758df2e2a
This new header file defines pincontrol constants for Tegra to use from Tegra's DTS file for pincontrol properties option. Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com> Reviewed-by: Thierry Reding <treding@nvidia.com> Signed-off-by: Stephen Warren <swarren@nvidia.com>
45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/*
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* This header provides constants for Tegra pinctrl bindings.
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*
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* Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved.
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*
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* Author: Laxman Dewangan <ldewangan@nvidia.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef _DT_BINDINGS_PINCTRL_TEGRA_H
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#define _DT_BINDINGS_PINCTRL_TEGRA_H
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/*
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* Enable/disable for diffeent dt properties. This is applicable for
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* properties nvidia,enable-input, nvidia,tristate, nvidia,open-drain,
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* nvidia,lock, nvidia,rcv-sel, nvidia,high-speed-mode, nvidia,schmitt.
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*/
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#define TEGRA_PIN_DISABLE 0
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#define TEGRA_PIN_ENABLE 1
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#define TEGRA_PIN_PULL_NONE 0
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#define TEGRA_PIN_PULL_DOWN 1
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#define TEGRA_PIN_PULL_UP 2
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/* Low power mode driver */
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#define TEGRA_PIN_LP_DRIVE_DIV_8 0
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#define TEGRA_PIN_LP_DRIVE_DIV_4 1
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#define TEGRA_PIN_LP_DRIVE_DIV_2 2
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#define TEGRA_PIN_LP_DRIVE_DIV_1 3
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/* Rising/Falling slew rate */
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#define TEGRA_PIN_SLEW_RATE_FASTEST 0
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#define TEGRA_PIN_SLEW_RATE_FAST 1
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#define TEGRA_PIN_SLEW_RATE_SLOW 2
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#define TEGRA_PIN_SLEW_RATE_SLOWEST 3
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#endif
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