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4f10f31e CH |
1 | /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ |
2 | /* | |
3 | * This header provides constants for rt4831 backlight bindings. | |
4 | * | |
5 | * Copyright (C) 2020, Richtek Technology Corp. | |
6 | * Author: ChiYuan Huang <cy_huang@richtek.com> | |
7 | */ | |
8 | ||
9 | #ifndef _DT_BINDINGS_RT4831_BACKLIGHT_H | |
10 | #define _DT_BINDINGS_RT4831_BACKLIGHT_H | |
11 | ||
12 | #define RT4831_BLOVPLVL_17V 0 | |
13 | #define RT4831_BLOVPLVL_21V 1 | |
14 | #define RT4831_BLOVPLVL_25V 2 | |
15 | #define RT4831_BLOVPLVL_29V 3 | |
16 | ||
17 | #define RT4831_BLED_CH1EN (1 << 0) | |
18 | #define RT4831_BLED_CH2EN (1 << 1) | |
19 | #define RT4831_BLED_CH3EN (1 << 2) | |
20 | #define RT4831_BLED_CH4EN (1 << 3) | |
21 | #define RT4831_BLED_ALLCHEN ((1 << 4) - 1) | |
22 | ||
23 | #endif /* _DT_BINDINGS_RT4831_BACKLIGHT_H */ |