pinctrl-tegra.h 1.0 KB

12345678910111213141516171819202122232425262728293031323334353637
  1. /* SPDX-License-Identifier: GPL-2.0 */
  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. #ifndef _DT_BINDINGS_PINCTRL_TEGRA_H
  10. #define _DT_BINDINGS_PINCTRL_TEGRA_H
  11. /*
  12. * Enable/disable for diffeent dt properties. This is applicable for
  13. * properties nvidia,enable-input, nvidia,tristate, nvidia,open-drain,
  14. * nvidia,lock, nvidia,rcv-sel, nvidia,high-speed-mode, nvidia,schmitt.
  15. */
  16. #define TEGRA_PIN_DISABLE 0
  17. #define TEGRA_PIN_ENABLE 1
  18. #define TEGRA_PIN_PULL_NONE 0
  19. #define TEGRA_PIN_PULL_DOWN 1
  20. #define TEGRA_PIN_PULL_UP 2
  21. /* Low power mode driver */
  22. #define TEGRA_PIN_LP_DRIVE_DIV_8 0
  23. #define TEGRA_PIN_LP_DRIVE_DIV_4 1
  24. #define TEGRA_PIN_LP_DRIVE_DIV_2 2
  25. #define TEGRA_PIN_LP_DRIVE_DIV_1 3
  26. /* Rising/Falling slew rate */
  27. #define TEGRA_PIN_SLEW_RATE_FASTEST 0
  28. #define TEGRA_PIN_SLEW_RATE_FAST 1
  29. #define TEGRA_PIN_SLEW_RATE_SLOW 2
  30. #define TEGRA_PIN_SLEW_RATE_SLOWEST 3
  31. #endif