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author | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:21:52 +0800 |
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committer | Iru Cai <mytbk920423@gmail.com> | 2019-10-30 14:48:38 +0800 |
commit | ae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch) | |
tree | 6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /include/dt-bindings/pinctrl/pinctrl-tegra.h | |
download | uext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz |
import the U-Boot code and make it compile
Diffstat (limited to 'include/dt-bindings/pinctrl/pinctrl-tegra.h')
-rw-r--r-- | include/dt-bindings/pinctrl/pinctrl-tegra.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/include/dt-bindings/pinctrl/pinctrl-tegra.h b/include/dt-bindings/pinctrl/pinctrl-tegra.h new file mode 100644 index 0000000..c9b5740 --- /dev/null +++ b/include/dt-bindings/pinctrl/pinctrl-tegra.h @@ -0,0 +1,37 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * This header provides constants for Tegra pinctrl bindings. + * + * Copyright (c) 2013, NVIDIA CORPORATION. All rights reserved. + * + * Author: Laxman Dewangan <ldewangan@nvidia.com> + */ + +#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 |