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  • DRA821U-Q1: How to disable SERDES_REFLCK internal termination ?

    TI Thinks Resolved
    Part Number: DRA821U-Q1 Other Parts Discussed in Thread: DRA821 Tool/software: SERDES_REFCLK has internal termination 40 - 62.5ohm, how can I disable it?
    • Answered

  • DRA821U-Q1: SGMII

    Resolved
    Part Number: DRA821U-Q1 Tool/software: Hi, We designed DAR821U2-Q1 SerDes 4 Lanes PCIe Gen3 x 2 lanes ETH port0 1x lanes ETH port1 1x lanes Is any way to config bootup from SGMII Ethernet port? I see datasheet says boot mode selection from Ethernet…
    • Resolved
    • Answered

  • DRA821U-Q1: DDR Periodic training

    Resolved
    Part Number: DRA821U-Q1 Tool/software: Hi, We found the following comment regarding DDR Hardware training in the e2e thread. https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1439609/tda4vm-q1-questions-about-tda4vm-ddr-training…
    • Resolved

  • DRA821U-Q1: DRA821U2-Q1

    Part Number: DRA821U-Q1 Tool/software: on TI platform relay on SD card for bring-up bootup and HSM key programing, do we need that for bring-up bootup and HSM key programming? My design does not have SSD, my understanding is not SD involved bootup…
    • Answered

  • DRA821U-Q1: DRA821U2-Q1

    Resolved
    Part Number: DRA821U-Q1 Other Parts Discussed in Thread: DRA821 Tool/software: Hi, Can you share the SOC IBIS model ? I want to simulate the DDR connection? Thanks Max
    • Resolved

  • DRA821U-Q1: what is the operating ambient temperature

    TI Thinks Resolved
    Part Number: DRA821U-Q1 Tool/software: Hi, datasheet only specified operating junction temperature: can you tell what the operating ambient temperature ? Thanks Max

  • DRA821U-Q1: OSPI flash boot

    Part Number: DRA821U-Q1 Tool/software: Can you help to tell what should be set for these 3 bits in above table? OSPI: MCU3 = ? MCU4=? MCU5=? USB: MCU3 = ? MCU4=? MCU5=? eMMC: MCU3 = ? MCU4=? MCU5=? or we ignore these 3 bits when we can configure…

  • DRA821U-Q1: is there any different to DFU and bootup between Security SoC and non-security SoC?

    Part Number: DRA821U-Q1 Tool/software: We are building samples with DRA821U4T security and non-security parts. DFU for both SoC same procedures ? no key required, right? can both of them bootup same way ? Thanks Max

  • DRA821U-Q1: DDR training and calibration result / margin report

    Part Number: DRA821U-Q1 Tool/software: Hi, Q1: how can we get DDR training and calibration result/margin report? Q2: what is DDR stress test routine? Q3: all these have to done in U-boot? Thanks Max
    • Answered

  • [FAQ] DRA821U-Q1: How to enable RGMII2 Interface from CPSW5G on TI EVM from U-Boot?

    Resolved
    Part Number: DRA821U-Q1 Other Parts Discussed in Thread: DRA821 Tool/software: How do I enable the RGMII2 connection from the CPSW5G Ethernet switch on the DRA821-Q1 SoC (TI EVM) in U-Boot?
    • Resolved

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