arm64: dts: split out a shared imx8mq-librem5-r3.dtsi description

The Librem 5 r3 ("Dogwood") and r4 ("Evergreen") revisions are quite
similar. Add a shared imx8mq-librem5-r3.dtsi description to be included
in r3 and later dts files in order to avoid duplication.

This is no change in the descriptions but only refactoring.

Signed-off-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi
new file mode 100644
index 000000000000..e872eb4b1cf9
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-r3.dtsi
@@ -0,0 +1,32 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+// Copyright (C) 2021 Purism SPC <kernel@puri.sm>
+
+/dts-v1/;
+
+/*
+ * This file describes hardware that is shared among r3 ("Dogwood") and
+ * later revisions of the Librem 5 so it has to be included in dts there.
+ */
+
+#include "imx8mq-librem5.dtsi"
+
+/ {
+	model = "Purism Librem 5r3";
+	compatible = "purism,librem5r3", "purism,librem5", "fsl,imx8mq";
+};
+
+&accel_gyro {
+	mount-matrix =  "1",  "0",  "0",
+			"0",  "1",  "0",
+			"0",  "0", "-1";
+};
+
+&bq25895 {
+	ti,battery-regulation-voltage = <4200000>; /* uV */
+	ti,charge-current = <1500000>; /* uA */
+	ti,termination-current = <144000>;  /* uA */
+};
+
+&proximity {
+	proximity-near-level = <25>;
+};