https://community.nxp.com/t5/i-MX-Processors/No-ethernet-found-Could-not-get-PHY-for-FEC0-addr-1-zimage-Bad/m-p/1276645#M174034 <P>Hi</P> <P>&nbsp;</P> <P>&gt;The uboot image I flash is u-boot-imx6qpsabresd_sd.imx</P> <P>&nbsp;</P> <P>this is for i.MX6QP processor, for IMX6X4E-6SX SABRE it is necessary to use "imx6sxsabresd"</P> <P>build configuration as described in sect.5.1 Build configurations&nbsp; <A style="box-sizing: border-box; background-color: transparent; color: #215bd6; text-decoration: none; cursor: pointer;" href="https://www.nxp.com/docs/en/user-guide/IMX_YOCTO_PROJECT_USERS_GUIDE.pdf" target="_blank" rel="noopener">i.MX Yocto Project User’s Guide​</A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> Fri, 14 May 2021 00:41:03 GMT igorpadykov 2021-05-14T00:41:03Z https://community.nxp.com/t5/i-MX-Processors/No-ethernet-found-Could-not-get-PHY-for-FEC0-addr-1-zimage-Bad/m-p/1276355#M174003 <P>When I followed the following steps, I encountered some problems。</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="guojqf_0-1620900220473.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/144649i87DE55AFEE56501A/image-size/medium?v=v2&amp;px=400" role="button" title="guojqf_0-1620900220473.png" alt="guojqf_0-1620900220473.png" /></span></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="guojqf_1-1620900239344.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/144650i113469E915C52CC7/image-size/medium?v=v2&amp;px=400" role="button" title="guojqf_1-1620900239344.png" alt="guojqf_1-1620900239344.png" /></span></P><P>4.3.3-&gt;4.3.6</P><P>I got the following prompt in Serial Assistant</P><P>U-Boot 2020.04-g44e422d-dirty (Jan 29 2021 - 18:26:13 +0800)</P><P>CPU: i.MX6SX rev1.2 996 MHz (running at 792 MHz)<BR />CPU: Extended Commercial temperature grade (-20C to 105C) at 58C<BR />Reset cause: POR<BR />Model: NXP i.MX6 SoloX SDB RevB Board<BR />Board: MX6SX SABRE SDB revD<BR />DRAM: 1 GiB<BR />PMIC: PFUZE100! DEV_ID=0x10 REV_ID=0x21<BR />MMC: FSL_SDHC: 1, FSL_SDHC: 2, FSL_SDHC: 3<BR />Loading Environment from MMC... *** Warning - bad CRC, using default environment</P><P>Display: Hannstar-XGA (1024x768)<BR />Video: 1024x768x18<BR />In: serial<BR />Out: serial<BR />Err: serial<BR />switch to partitions #0, OK<BR />mmc3 is current device<BR />flash target is MMC:3<BR />Net: Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />No ethernet found.</P><P>Fastboot: Normal<BR />Normal Boot<BR />Hit any key to stop autoboot: 0<BR />switch to partitions #0, OK<BR />mmc3 is current device<BR />** Unrecognized filesystem type **<BR />** Unrecognized filesystem type **<BR />Booting from net ...<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />No ethernet found.<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />Could not get PHY for FEC0: addr 1<BR />No ethernet found.<BR />Could not get PHY for FEC0: addr 1<BR />zimage: Bad magic!<BR />=&gt;</P><P>&nbsp;</P><P>The uboot image I flash is&nbsp;u-boot-imx6qpsabresd_sd.imx</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="guojqf_3-1620900492988.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/144652iBC6D6858CE23A06C/image-size/medium?v=v2&amp;px=400" role="button" title="guojqf_3-1620900492988.png" alt="guojqf_3-1620900492988.png" /></span></P><P>&nbsp;</P><P>The&nbsp;zImage_imx_v7_defconfig&nbsp; I flash is zImage.(because I don`t know where to find the zImage_imx_v7_defconfig&nbsp; )</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="guojqf_4-1620900554471.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/144653i24DEC50A450086A6/image-size/medium?v=v2&amp;px=400" role="button" title="guojqf_4-1620900554471.png" alt="guojqf_4-1620900554471.png" /></span></P><P>The dtb I flash is&nbsp;imx6qp-sabresd.dtb</P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="guojqf_5-1620900611487.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/144654iEC581A250F710F55/image-size/medium?v=v2&amp;px=400" role="button" title="guojqf_5-1620900611487.png" alt="guojqf_5-1620900611487.png" /></span></P><P><SPAN>But I was wrong,I don`t know why.</SPAN></P><P>&nbsp;</P> Thu, 13 May 2021 10:11:34 GMT https://community.nxp.com/t5/i-MX-Processors/No-ethernet-found-Could-not-get-PHY-for-FEC0-addr-1-zimage-Bad/m-p/1276355#M174003 guojqf 2021-05-13T10:11:34Z https://community.nxp.com/t5/i-MX-Processors/No-ethernet-found-Could-not-get-PHY-for-FEC0-addr-1-zimage-Bad/m-p/1276645#M174034 <P>Hi</P> <P>&nbsp;</P> <P>&gt;The uboot image I flash is u-boot-imx6qpsabresd_sd.imx</P> <P>&nbsp;</P> <P>this is for i.MX6QP processor, for IMX6X4E-6SX SABRE it is necessary to use "imx6sxsabresd"</P> <P>build configuration as described in sect.5.1 Build configurations&nbsp; <A style="box-sizing: border-box; background-color: transparent; color: #215bd6; text-decoration: none; cursor: pointer;" href="https://www.nxp.com/docs/en/user-guide/IMX_YOCTO_PROJECT_USERS_GUIDE.pdf" target="_blank" rel="noopener">i.MX Yocto Project User’s Guide​</A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> Fri, 14 May 2021 00:41:03 GMT https://community.nxp.com/t5/i-MX-Processors/No-ethernet-found-Could-not-get-PHY-for-FEC0-addr-1-zimage-Bad/m-p/1276645#M174034 igorpadykov 2021-05-14T00:41:03Z