Article ID: 000080551 Content Type: Troubleshooting Last Reviewed: 03/31/2014

Spurious Error Messages from sopc2dts

Environment

  • Quartus® II Subscription Edition
  • BUILT IN - ARTICLE INTRO SECOND COMPONENT

    Critical Issue

    Description

    When you are generating the device-tree source file (.dts) for an SoC HPS hardware design, you might see a large number of spurious error messages. The following list shows some of messages produced by sopc2dts:

    sopc2dts --input soc_system.sopcinfo --output soc_system.dts --board

    soc_system_board_info.xml

    Failed to find h2f_lw_reset

    Failed to find f2h_reset

    Component hps_0 of class altera_hps is unknown

    Component hps_0_fpga_interfaces of class altera_interface_generator is unknown

    Component hps_0_hps_io of class altera_hps_io is unknown

    Component hps_0_clk_0 of class hps_clk_src is unknown

    Component hps_0 of class altera_hps is unknown

    Component hps_0_fpga_interfaces of class altera_interface_generator is unknown

    .

    .

    .

    DTAppend: Unable to find parent for compatible. Adding to root

    DTAppend: Unable to find parent for leds. Adding to root

    DTAppend: Unable to find parent for pmu0. Adding to root

    Resolution

    No workaround is necessary. You can safely disregard the warning messages and proceed to compile your device tree sources normally.

    Related Products

    This article applies to 2 products

    Arria® V FPGAs and SoC FPGAs
    Cyclone® V FPGAs and SoC FPGAs

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