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https://github.com/AsahiLinux/u-boot
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31 lines
854 B
Text
31 lines
854 B
Text
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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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// Copyright (C) 2020 Ondrej Jirman <megous@megous.com>
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/dts-v1/;
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#include "sun50i-a64-pinephone.dtsi"
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/ {
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model = "Pine64 PinePhone Braveheart (1.1)";
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compatible = "pine64,pinephone-1.1", "allwinner,sun50i-a64";
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};
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&backlight {
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power-supply = <®_ldo_io0>;
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/*
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* PWM backlight circuit on this PinePhone revision was changed since
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* 1.0, and the lowest PWM duty cycle that doesn't lead to backlight
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* being off is around 20%. Duty cycle for the lowest brightness level
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* also varries quite a bit between individual boards, so the lowest
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* value here was chosen as a safe default.
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*/
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brightness-levels = <
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774 793 814 842
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882 935 1003 1088
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1192 1316 1462 1633
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1830 2054 2309 2596
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2916 3271 3664 4096>;
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num-interpolated-steps = <50>;
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default-brightness-level = <400>;
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};
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