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This helps reduce maintenance overhead and aligns U-Boot > with the Linux kernel's DTS hierarchy and naming conventions. > > This change improves consistency between U-Boot and Linux by removing > custom/legacy DTS handling and instead relying on the standardized > definitions provided by the upstream Linux DTS. > > Signed-off-by: Alif Zakuan Yuslaimi > --- Please add the change log for each version. > arch/arm/dts/Makefile | 3 +- > arch/arm/dts/socfpga_stratix10-u-boot.dtsi | 158 +++++++ > arch/arm/dts/socfpga_stratix10.dtsi | 430 ------------------ > .../dts/socfpga_stratix10_socdk-u-boot.dtsi | 143 +++++- > arch/arm/dts/socfpga_stratix10_socdk.dts | 143 ------ > configs/socfpga_stratix10_defconfig | 3 +- > 6 files changed, 286 insertions(+), 594 deletions(-) > delete mode 100644 arch/arm/dts/socfpga_stratix10.dtsi > delete mode 100644 arch/arm/dts/socfpga_stratix10_socdk.dts > > diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile > index bff341d6118..2832123218f 100644 > --- a/arch/arm/dts/Makefile > +++ b/arch/arm/dts/Makefile > @@ -460,8 +460,7 @@ dtb-$(CONFIG_ARCH_SOCFPGA) += \ > socfpga_cyclone5_vining_fpga.dtb \ > socfpga_cyclone5_ac501soc.dtb \ > socfpga_cyclone5_ac550soc.dtb \ > - socfpga_n5x_socdk.dtb \ > - socfpga_stratix10_socdk.dtb > + socfpga_n5x_socdk.dtb > > dtb-$(CONFIG_TARGET_DRA7XX_EVM) += dra72-evm.dtb dra7-evm.dtb \ > dra72-evm-revc.dtb dra71-evm.dtb dra76-evm.dtb > diff --git a/arch/arm/dts/socfpga_stratix10-u-boot.dtsi b/arch/arm/dts/socfpga_stratix10-u-boot.dtsi > index 3e3a3780469..a3b4c0564f9 100644 > --- a/arch/arm/dts/socfpga_stratix10-u-boot.dtsi > +++ b/arch/arm/dts/socfpga_stratix10-u-boot.dtsi > @@ -3,6 +3,164 @@ > * U-Boot additions > * > * Copyright (C) 2020 Intel Corporation > + * Copyright (C) 2026 Altera Corporation > */ > > #include "socfpga_soc64_fit-u-boot.dtsi" > + > +/{ > + aliases { > + spi0 = &qspi; > + i2c0 = &i2c1; > + freeze_br0 = &freeze_controller; > + }; > + > + memory@0 { > + device_type = "memory"; > + #address-cells = <2>; > + #size-cells = <2>; make dtbs_check (Linux dt-validate) will flag it as a schema violation since memory nodes must not define #address-cells / #size-cells because no child node according to the dt spec. Remove both properties from the memory@0 [...] > diff --git a/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi b/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi > index ef0df769762..da19943ec3b 100644 > --- a/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi > +++ b/arch/arm/dts/socfpga_stratix10_socdk-u-boot.dtsi > @@ -3,47 +3,154 @@ > * U-Boot additions > * > * Copyright (C) 2019-2022 Intel Corporation > + * Copyright (C) 2026 Altera Corporation > */ > > #include "socfpga_stratix10-u-boot.dtsi" > > /{ > - aliases { > - spi0 = &qspi; > - freeze_br0 = &freeze_controller; > + chosen { > + stdout-path = "serial0:115200n8"; > + u-boot,spl-boot-order = &mmc,&flash0,&nand; > }; > > - soc { > - freeze_controller: freeze_controller@f9000450 { > - compatible = "altr,freeze-bridge-controller"; > - reg = <0xf9000450 0x00000010>; > - status = "disabled"; > + memory@0 { > + /* 4GB */ > + reg = <0 0x00000000 0 0x80000000>, > + <1 0x80000000 0 0x80000000>; > + }; > +}; > + > +&qspi { > + status = "okay"; > +}; > + > +&gmac0 { > + mdio0 { > + ethernet_phy0: ethernet-phy@0 { > + reg = <4>; > + txd0-skew-ps = <0>; /* -420ps */ > + txd1-skew-ps = <0>; /* -420ps */ > + txd2-skew-ps = <0>; /* -420ps */ > + txd3-skew-ps = <0>; /* -420ps */ > + rxd0-skew-ps = <420>; /* 0ps */ > + rxd1-skew-ps = <420>; /* 0ps */ > + rxd2-skew-ps = <420>; /* 0ps */ > + rxd3-skew-ps = <420>; /* 0ps */ > + txen-skew-ps = <0>; /* -420ps */ > + txc-skew-ps = <900>; /* 0ps */ > + rxdv-skew-ps = <420>; /* 0ps */ > + rxc-skew-ps = <1680>; /* 780ps */ > }; > }; > }; > > -&clkmgr { > +&mmc { > + drvsel = <3>; > + smplsel = <2>; > bootph-all; > }; > > &qspi { > - status = "okay"; > - bootph-all; > + /delete-property/ clocks; > }; > > &flash0 { > - compatible = "jedec,spi-nor"; > - spi-max-frequency = <100000000>; > + reg = <0>; > spi-tx-bus-width = <4>; > spi-rx-bus-width = <4>; > bootph-all; > + > + m25p,fast-read; > + cdns,page-size = <256>; > + cdns,block-size = <16>; > + cdns,tshsl-ns = <50>; > + cdns,tsd2d-ns = <50>; > + cdns,tchsh-ns = <4>; > + cdns,tslch-ns = <4>; > + /delete-property/ cdns,read-delay; > + > + partitions { > + compatible = "fixed-partitions"; > + #address-cells = <1>; > + #size-cells = <1>; > + > + qspi_boot: partition@0 { > + label = "u-boot"; > + reg = <0x0 0x04200000>; > + }; > + > + root: partition@4200000 { > + label = "root"; > + reg = <0x04200000 0x0BE00000>; > + }; > + }; > }; > > -&sysmgr { > - bootph-all; > +&fdt_0_blob { > + filename = "dts/upstream/src/arm64/altera/socfpga_stratix10_socdk.dtb"; > }; > > -&watchdog0 { > - status = "okay"; > - bootph-all; > +&images { > + fdt-1 { > + description = "socfpga_socdk_nand"; > + type = "flat_dt"; > + compression = "none"; > + fdt_1_blob: blob-ext { > + filename = "dts/upstream/src/arm64/altera/socfpga_stratix10_socdk_nand.dtb"; > + }; > + hash { > + algo = "crc32"; > + }; > + }; > + > + fdt-2 { > + description = "socfpga_socdk_emmc"; > + type = "flat_dt"; > + compression = "none"; > + fdt_2_blob: blob-ext { > + filename = "dts/upstream/src/arm64/altera/socfpga_stratix10_socdk_emmc.dtb"; This file is absent. Binman references dts/upstream/src/arm64/altera/socfpga_stratix10_socdk_emmc.dtb. If those source DTS files do not exist in the upstream tree, binman fails with a file-not-found error at image build time Best regards, Tien Fong