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arm64: dts: Add Librem5 Evergreen

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Add librem5-r4 with specifics to that revision like the near-level,
battery and charger properties. For schematics and more information,
see https://developer.puri.sm/Librem5/Hardware_Reference/Evergreen.html

Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Reviewed-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Martin Kepplinger 2021-01-18 11:54:25 +01:00 committed by Shawn Guo
parent a8bb83c8c7
commit f2047594e8
2 changed files with 36 additions and 0 deletions
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1
arch/arm64/boot/dts/freescale/Makefile
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@ -49,6 +49,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mq-hummingboard-pulse.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-devkit.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r2.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r3.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-librem5-r4.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-nitrogen.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-phanbell.dtb
dtb-$(CONFIG_ARCH_MXC) += imx8mq-pico-pi.dtb

35
arch/arm64/boot/dts/freescale/imx8mq-librem5-r4.dts Normal file
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@ -0,0 +1,35 @@
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
// Copyright (C) 2020 Purism SPC <kernel@puri.sm>
/dts-v1/;
#include "imx8mq-librem5.dtsi"
/ {
model = "Purism Librem 5r4";
compatible = "purism,librem5r4", "purism,librem5", "fsl,imx8mq";
};
&accel_gyro {
mount-matrix = "1", "0", "0",
"0", "1", "0",
"0", "0", "-1";
};
&bat {
maxim,rsns-microohm = <1667>;
};
&bq25895 {
ti,battery-regulation-voltage = <4200000>; /* uV */
ti,charge-current = <1500000>; /* uA */
ti,termination-current = <144000>; /* uA */
};
&led_backlight {
led-max-microamp = <25000>;
};
&proximity {
proximity-near-level = <10>;
};