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author | ChiYuan Huang <cy_huang@richtek.com> | 2021-05-17 17:35:59 +0300 |
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committer | Lee Jones <lee.jones@linaro.org> | 2021-06-02 12:50:00 +0300 |
commit | 4f10f31e72582bb68ebd39505e2f2f5ce906eb47 (patch) | |
tree | 7bf7f37ed0ba6e7269ed3b073bfdedc2995a8d0d /include/dt-bindings/leds/rt4831-backlight.h | |
parent | a1649a5260631979c68e5b2012f60f90300e646f (diff) | |
download | linux-4f10f31e72582bb68ebd39505e2f2f5ce906eb47.tar.xz |
backlight: rt4831: Adds DT binding document for Richtek RT4831 backlight
Adds DT binding document for Richtek RT4831 backlight.
Signed-off-by: ChiYuan Huang <cy_huang@richtek.com>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'include/dt-bindings/leds/rt4831-backlight.h')
-rw-r--r-- | include/dt-bindings/leds/rt4831-backlight.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/dt-bindings/leds/rt4831-backlight.h b/include/dt-bindings/leds/rt4831-backlight.h new file mode 100644 index 000000000000..125c6351bba0 --- /dev/null +++ b/include/dt-bindings/leds/rt4831-backlight.h @@ -0,0 +1,23 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* + * This header provides constants for rt4831 backlight bindings. + * + * Copyright (C) 2020, Richtek Technology Corp. + * Author: ChiYuan Huang <cy_huang@richtek.com> + */ + +#ifndef _DT_BINDINGS_RT4831_BACKLIGHT_H +#define _DT_BINDINGS_RT4831_BACKLIGHT_H + +#define RT4831_BLOVPLVL_17V 0 +#define RT4831_BLOVPLVL_21V 1 +#define RT4831_BLOVPLVL_25V 2 +#define RT4831_BLOVPLVL_29V 3 + +#define RT4831_BLED_CH1EN (1 << 0) +#define RT4831_BLED_CH2EN (1 << 1) +#define RT4831_BLED_CH3EN (1 << 2) +#define RT4831_BLED_CH4EN (1 << 3) +#define RT4831_BLED_ALLCHEN ((1 << 4) - 1) + +#endif /* _DT_BINDINGS_RT4831_BACKLIGHT_H */ |