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arm64: dts: freescale: sl28: add variant 1 

There is a new variant 1 of this board available. It features up to four
SerDes lanes for customer use. Add a new device tree which features just
the basic peripherals. A customer will then have to modify or append to
this device tree.

Signed-off-by: Michael Walle <michael@walle.cc>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Michael Walle 2021-01-11 09:21:34 +01:00 committed by Shawn Guo
parent 88f7f6bcca
commit 642856097c
2 changed files with 63 additions and 0 deletions
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1
arch/arm64/boot/dts/freescale/Makefile
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@ -6,6 +6,7 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-qds.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-rdb.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-kbox-a-230-ls.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var1.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var2.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var3-ads2.dtb
dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var4.dtb

62
arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var1.dts Normal file
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@ -0,0 +1,62 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Device Tree file for the Kontron SMARC-sAL28 board.
*
* This is for the network variant 1 which has one ethernet port. It is
* different than the base variant, which also has one port, but here the
* port is connected via RGMII. This port is not TSN aware.
* None of the four SerDes lanes are used by the module, instead they are
* all led out to the carrier for customer use.
*
* Copyright (C) 2020 Michael Walle <michael@walle.cc>
*
*/
/dts-v1/;
#include "fsl-ls1028a-kontron-sl28.dts"
#include <dt-bindings/net/qca-ar803x.h>
/ {
model = "Kontron SMARC-sAL28 (4 Lanes)";
compatible = "kontron,sl28-var1", "kontron,sl28", "fsl,ls1028a";
};
&enetc_port0 {
status = "disabled";
/*
* Delete both the phy-handle to the old phy0 label as well as
* the mdio node with the old phy node with the old phy0 label.
*/
/delete-property/ phy-handle;
/delete-node/ mdio;
};
&enetc_port1 {
phy-handle = <&phy0>;
phy-connection-type = "rgmii-id";
status = "okay";
mdio {
#address-cells = <1>;
#size-cells = <0>;
phy0: ethernet-phy@4 {
reg = <0x4>;
eee-broken-1000t;
eee-broken-100tx;
qca,clk-out-frequency = <125000000>;
qca,clk-out-strength = <AR803X_STRENGTH_FULL>;
vddio-supply = <&vddh>;
vddio: vddio-regulator {
regulator-name = "VDDIO";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
};
vddh: vddh-regulator {
regulator-name = "VDDH";
};
};
};
};