xref: /OK3568_Linux_fs/kernel/include/dt-bindings/pinctrl/pinctrl-tegra.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * This header provides constants for Tegra pinctrl bindings.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Copyright (c) 2013, NVIDIA CORPORATION.  All rights reserved.
6*4882a593Smuzhiyun  *
7*4882a593Smuzhiyun  * Author: Laxman Dewangan <ldewangan@nvidia.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef _DT_BINDINGS_PINCTRL_TEGRA_H
11*4882a593Smuzhiyun #define _DT_BINDINGS_PINCTRL_TEGRA_H
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /*
14*4882a593Smuzhiyun  * Enable/disable for diffeent dt properties. This is applicable for
15*4882a593Smuzhiyun  * properties nvidia,enable-input, nvidia,tristate, nvidia,open-drain,
16*4882a593Smuzhiyun  * nvidia,lock, nvidia,rcv-sel, nvidia,high-speed-mode, nvidia,schmitt.
17*4882a593Smuzhiyun  */
18*4882a593Smuzhiyun #define TEGRA_PIN_DISABLE				0
19*4882a593Smuzhiyun #define TEGRA_PIN_ENABLE				1
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define TEGRA_PIN_PULL_NONE				0
22*4882a593Smuzhiyun #define TEGRA_PIN_PULL_DOWN				1
23*4882a593Smuzhiyun #define TEGRA_PIN_PULL_UP				2
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun /* Low power mode driver */
26*4882a593Smuzhiyun #define TEGRA_PIN_LP_DRIVE_DIV_8			0
27*4882a593Smuzhiyun #define TEGRA_PIN_LP_DRIVE_DIV_4			1
28*4882a593Smuzhiyun #define TEGRA_PIN_LP_DRIVE_DIV_2			2
29*4882a593Smuzhiyun #define TEGRA_PIN_LP_DRIVE_DIV_1			3
30*4882a593Smuzhiyun 
31*4882a593Smuzhiyun /* Rising/Falling slew rate */
32*4882a593Smuzhiyun #define TEGRA_PIN_SLEW_RATE_FASTEST			0
33*4882a593Smuzhiyun #define TEGRA_PIN_SLEW_RATE_FAST			1
34*4882a593Smuzhiyun #define TEGRA_PIN_SLEW_RATE_SLOW			2
35*4882a593Smuzhiyun #define TEGRA_PIN_SLEW_RATE_SLOWEST			3
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun #endif
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