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 michael@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 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"; +}; + +&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: