This variant has one network port connected via RGMII and doesn't have
any TSN capabilities out-of-the-box. Instead it has all four SerDes
lanes available for customer use.
Signed-off-by: Michael Walle <mich...@walle.cc>
---
arch/arm/dts/Makefile | 1 +
.../dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi | 33 ++++++++++-
.../fsl-ls1028a-kontron-sl28-var1-u-boot.dtsi | 8 +++
.../arm/dts/fsl-ls1028a-kontron-sl28-var1.dts | 57 +++++++++++++++++++
board/kontron/sl28/spl.c | 2 +
5 files changed, 98 insertions(+), 3 deletions(-)
create mode 100644 arch/arm/dts/fsl-ls1028a-kontron-sl28-var1-u-boot.dtsi
create mode 100644 arch/arm/dts/fsl-ls1028a-kontron-sl28-var1.dts
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index fd47e408f8..fa57967bb6 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -432,6 +432,7 @@ dtb-$(CONFIG_FSL_LSCH2) += fsl-ls1043a-qds-duart.dtb \
fsl-ls1012a-frdm.dtb \
fsl-ls1012a-frwy.dtb
dtb-$(CONFIG_TARGET_SL28) += fsl-ls1028a-kontron-sl28.dtb \
+ fsl-ls1028a-kontron-sl28-var1.dtb \
fsl-ls1028a-kontron-sl28-var3.dtb \
fsl-ls1028a-kontron-sl28-var4.dtb \
diff --git a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
index 84e974e84d..585753c14d 100644
--- a/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
+++ b/arch/arm/dts/fsl-ls1028a-kontron-sl28-u-boot.dtsi
@@ -50,6 +50,17 @@
};
fdt-2 {
+ description =
"fsl-ls1028a-kontron-sl28-var1";
+ type = "flat_dt";
+ arch = "arm";
+ compression = "none";
+
+ blob {
+ filename =
"arch/arm/dts/fsl-ls1028a-kontron-sl28-var1.dtb";
+ };
+ };
+
+ fdt-3 {
description =
"fsl-ls1028a-kontron-sl28-var3";
type = "flat_dt";
arch = "arm";
@@ -60,7 +71,7 @@
};
};
- fdt-3 {
+ fdt-4 {
description =
"fsl-ls1028a-kontron-sl28-var4";
type = "flat_dt";
arch = "arm";
@@ -82,16 +93,23 @@
};
conf-2 {
- description =
"fsl-ls1028a-kontron-sl28-var3";
+ description =
"fsl-ls1028a-kontron-sl28-var1";
firmware = "uboot";
fdt = "fdt-2";
};
conf-3 {
- description =
"fsl-ls1028a-kontron-sl28-var4";
+ description =
"fsl-ls1028a-kontron-sl28-var3";
firmware = "uboot";
fdt = "fdt-3";
};
+
+ conf-4 {
+ description =
"fsl-ls1028a-kontron-sl28-var4";
+ firmware = "uboot";
+ loadables = "uboot";
+ fdt = "fdt-4";
+ };
};
};
};
@@ -131,6 +149,11 @@
firmware = "bl31";
loadables = "uboot";
};
+
+ conf-4 {
+ firmware = "bl31";
+ loadables = "uboot";
+ };
};
};
};
@@ -167,6 +190,10 @@
conf-3 {
loadables = "uboot", "bl32";
};
+
+ conf-4 {
+ loadables = "uboot", "bl32";
+ };
};
};
};
diff --git a/arch/arm/dts/fsl-ls1028a-kontron-sl28-var1-u-boot.dtsi
b/arch/arm/dts/fsl-ls1028a-kontron-sl28-var1-u-boot.dtsi
new file mode 100644
index 0000000000..98e8939369
--- /dev/null
+++ b/arch/arm/dts/fsl-ls1028a-kontron-sl28-var1-u-boot.dtsi
@@ -0,0 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
+#include "fsl-ls1028a-kontron-sl28-u-boot.dtsi"
+
+/ {
+ aliases {
+ ethernet0 = &enetc1;
+ };
+};
diff --git a/arch/arm/dts/fsl-ls1028a-kontron-sl28-var1.dts
b/arch/arm/dts/fsl-ls1028a-kontron-sl28-var1.dts
new file mode 100644
index 0000000000..fe708bdbfa
--- /dev/null
+++ b/arch/arm/dts/fsl-ls1028a-kontron-sl28-var1.dts
@@ -0,0 +1,57 @@
+// 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 <mich...@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";
+};
+
+&enetc0 {
+ status = "disabled";
+ /delete-property/ phy-handle;
+};
+
+&enetc1 {
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-id";
+ status = "okay";
+};
+
+/delete-node/ &phy0;
+&mdio0 {
+ 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";
+ };
+ };
+};
diff --git a/board/kontron/sl28/spl.c b/board/kontron/sl28/spl.c
index fa5829eee0..92f8342c45 100644
--- a/board/kontron/sl28/spl.c
+++ b/board/kontron/sl28/spl.c
@@ -17,6 +17,8 @@ int board_fit_config_name_match(const char *name)
int variant = sl28_variant();
switch (variant) {
+ case 1:
+ return strcmp(name, "fsl-ls1028a-kontron-sl28-var1");
case 3:
return strcmp(name, "fsl-ls1028a-kontron-sl28-var3");
case 4:
--
2.20.1
