xref: /OK3568_Linux_fs/kernel/arch/arm64/boot/dts/allwinner/sun50i-a64-pinephone-1.2.dts (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2*4882a593Smuzhiyun// Copyright (C) 2020 Ondrej Jirman <megous@megous.com>
3*4882a593Smuzhiyun
4*4882a593Smuzhiyun/dts-v1/;
5*4882a593Smuzhiyun
6*4882a593Smuzhiyun#include "sun50i-a64-pinephone.dtsi"
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun/ {
9*4882a593Smuzhiyun	model = "Pine64 PinePhone (1.2)";
10*4882a593Smuzhiyun	compatible = "pine64,pinephone-1.2", "allwinner,sun50i-a64";
11*4882a593Smuzhiyun};
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun&backlight {
14*4882a593Smuzhiyun	power-supply = <&reg_ldo_io0>;
15*4882a593Smuzhiyun	/*
16*4882a593Smuzhiyun	 * PWM backlight circuit on this PinePhone revision was changed since 1.0,
17*4882a593Smuzhiyun	 * and the lowest PWM duty cycle that doesn't lead to backlight being off
18*4882a593Smuzhiyun	 * is around 10%. Duty cycle for the lowest brightness level also varries
19*4882a593Smuzhiyun	 * quite a bit between individual boards, so the lowest value here was
20*4882a593Smuzhiyun	 * chosen as a safe default.
21*4882a593Smuzhiyun	 */
22*4882a593Smuzhiyun	brightness-levels = <
23*4882a593Smuzhiyun		5000 5248 5506 5858 6345
24*4882a593Smuzhiyun		6987 7805 8823 10062 11543
25*4882a593Smuzhiyun		13287 15317 17654 20319 23336
26*4882a593Smuzhiyun		26724 30505 34702 39335 44427
27*4882a593Smuzhiyun		50000
28*4882a593Smuzhiyun	>;
29*4882a593Smuzhiyun	num-interpolated-steps = <50>;
30*4882a593Smuzhiyun	default-brightness-level = <500>;
31*4882a593Smuzhiyun};
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun&lis3mdl {
34*4882a593Smuzhiyun	/*
35*4882a593Smuzhiyun	 * Board revision 1.2 fixed routing of the interrupt to DRDY pin,
36*4882a593Smuzhiyun	 * enable interrupts.
37*4882a593Smuzhiyun	 */
38*4882a593Smuzhiyun	interrupt-parent = <&pio>;
39*4882a593Smuzhiyun	interrupts = <1 1 IRQ_TYPE_EDGE_RISING>; /* PB1 */
40*4882a593Smuzhiyun};
41