topic Re: How to connect LS1043A to a Switch using RGMII in Layerscape https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073425#M6219 <HTML><HEAD></HEAD><BODY><P>Thank you for your reply, but according to the reference design(MPC-LS Vehicle Network Processing reference design), the connection between ls1043a and ksz9031 uses the scheme of <SPAN>Option&nbsp;</SPAN>B.</P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/109931i9056F7C9D3D83B51/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span><BR />Therefore, when Option A should be adopted and when Option B should be adopted?</P></BODY></HTML> Tue, 11 Aug 2020 03:30:24 GMT danielzdh 2020-08-11T03:30:24Z How to connect LS1043A to a Switch using RGMII https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073421#M6215 <P>Our design needs to connect a switch chip with the rgmii interface of LS1043A.&nbsp;<SPAN style="color: #51626f; background-color: #ffffff;">The MARVELL 88E6390&nbsp;11 port GE Switch is connected&nbsp;to EC2&nbsp;using RGMII.&nbsp;</SPAN>We don't know how to connect the RGMII signals.&nbsp;</P> <P>Option A：</P> <P>88E_INCLK---------------EC2_GTX_CLK</P> <P><SPAN>88E_IND[3:0]-------------EC2_TXD[3:0]</SPAN></P> <P><SPAN>88E_INDV-----------------EC2_TX_EN</SPAN></P> <P style="padding: 0px;">88E_OUTCLK------------EC2_RX_CLK</P> <P style="padding: 0px;"><SPAN>88E_OUTD[3:0]----------EC2_RXD[3:0]</SPAN></P> <P style="padding: 0px;"><SPAN>88E_OUTEN--------------EC2_RX_DV</SPAN></P> <P style="padding: 0px;">&nbsp;</P> <P style="padding: 0px;"><SPAN>Option B：</SPAN></P> <P>88E_INCLK---------------EC2_<SPAN>RX</SPAN>_CLK</P> <P><SPAN>88E_IND[3:0]-------------EC2_RXD[3:0]</SPAN></P> <P><SPAN>88E_INDV-----------------EC2_RX_DV</SPAN></P> <P style="padding: 0px;">88E_OUTCLK------------EC2_GTX_CLK</P> <P style="padding: 0px;"><SPAN>88E_OUTD[3:0]----------EC2_TXD[3:0]</SPAN></P> <P style="padding: 0px;"><SPAN>88E_OUTEN--------------EC2_TX_EN</SPAN></P> <P style="padding: 0px;">&nbsp;</P> <DIV class=""> <DIV class=""> <DIV class=""> <DIV class=""> <DIV class=""> <DIV class=""> <DIV class=""> <DIV class=""> <DIV class="" data-domain-value="common"> <DIV class=""> <DIV class="" dir="ltr"> <P class="">&nbsp;</P> <P class=""><SPAN>Which option is correct and why?</SPAN></P> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> </DIV> Fri, 25 Jun 2021 14:39:00 GMT https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073421#M6215 danielzdh 2021-06-25T14:39:00Z Re: How to connect LS1043A to a Switch using RGMII https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073422#M6216 <HTML><HEAD></HEAD><BODY><P>Please provide the Switch Data Sheet.</P></BODY></HTML> Fri, 07 Aug 2020 17:19:15 GMT https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073422#M6216 ufedor 2020-08-07T17:19:15Z Re: How to connect LS1043A to a Switch using RGMII https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073423#M6217 <HTML><HEAD></HEAD><BODY><P>The <SPAN style="color: #51626f; background-color: #ffffff;">Data Sheet&nbsp;</SPAN>has been added to the attachment of the question. Thank you！</P></BODY></HTML> Mon, 10 Aug 2020 08:40:02 GMT https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073423#M6217 danielzdh 2020-08-10T08:40:02Z Re: How to connect LS1043A to a Switch using RGMII https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073424#M6218 <HTML><HEAD></HEAD><BODY><P>From the provided data sheet:</P><P></P><TABLE style="width: 311px;"><TBODY><TR><TD style="border: 1pt solid windowtext; padding: 0cm 5.4pt; width: 143px;"><P><STRONG>88E6390 Signal</STRONG></P></TD><TD style="border-color: windowtext windowtext windowtext currentcolor; border-style: solid solid solid none; border-width: 1pt 1pt 1pt medium; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 137px;"><P><STRONG>RGMII function</STRONG></P></TD></TR><TR><TD style="border-color: currentcolor windowtext windowtext; border-style: none solid solid; border-width: medium 1pt 1pt; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 143px;"><P>P0_INCLK</P></TD><TD style="border-color: currentcolor windowtext windowtext currentcolor; border-style: none solid solid none; border-width: medium 1pt 1pt medium; padding: 0cm 5.4pt; width: 137px;"><P>RXC</P></TD></TR><TR><TD style="border-color: currentcolor windowtext windowtext; border-style: none solid solid; border-width: medium 1pt 1pt; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 143px;"><P>P0_INDV</P></TD><TD style="border-color: currentcolor windowtext windowtext currentcolor; border-style: none solid solid none; border-width: medium 1pt 1pt medium; padding: 0cm 5.4pt; width: 137px;"><P>RX_CTL</P></TD></TR><TR><TD style="border-color: currentcolor windowtext windowtext; border-style: none solid solid; border-width: medium 1pt 1pt; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 143px;"><P>P0_IND[3:0]</P></TD><TD style="border-color: currentcolor windowtext windowtext currentcolor; border-style: none solid solid none; border-width: medium 1pt 1pt medium; padding: 0cm 5.4pt; width: 137px;"><P>RXD[3:0]</P></TD></TR><TR><TD style="border-color: currentcolor windowtext windowtext; border-style: none solid solid; border-width: medium 1pt 1pt; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 143px;"><P>P0_OUTCLK</P></TD><TD style="border-color: currentcolor windowtext windowtext currentcolor; border-style: none solid solid none; border-width: medium 1pt 1pt medium; padding: 0cm 5.4pt; width: 137px;"><P>TXC</P></TD></TR><TR><TD style="border-color: currentcolor windowtext windowtext; border-style: none solid solid; border-width: medium 1pt 1pt; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 143px;"><P>P0_OUTEN</P></TD><TD style="border-color: currentcolor windowtext windowtext currentcolor; border-style: none solid solid none; border-width: medium 1pt 1pt medium; padding: 0cm 5.4pt; width: 137px;"><P>TX_CTL</P></TD></TR><TR><TD style="border-color: currentcolor windowtext windowtext; border-style: none solid solid; border-width: medium 1pt 1pt; border-image: none 100% / 1 / 0 stretch; padding: 0cm 5.4pt; width: 143px;"><P>P0_OUTD[3:0]</P></TD><TD style="border-color: currentcolor windowtext windowtext currentcolor; border-style: none solid solid none; border-width: medium 1pt 1pt medium; padding: 0cm 5.4pt; width: 137px;"><P>TXD[3:0]</P></TD></TR></TBODY></TABLE><P></P><P>So option A is correct.</P></BODY></HTML> Mon, 10 Aug 2020 11:01:05 GMT https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073424#M6218 ufedor 2020-08-10T11:01:05Z Re: How to connect LS1043A to a Switch using RGMII https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073425#M6219 <HTML><HEAD></HEAD><BODY><P>Thank you for your reply, but according to the reference design(MPC-LS Vehicle Network Processing reference design), the connection between ls1043a and ksz9031 uses the scheme of <SPAN>Option&nbsp;</SPAN>B.</P><P><span class="lia-inline-image-display-wrapper" image-alt="pastedImage_1.png"><img src="https://community.nxp.com/t5/image/serverpage/image-id/109931i9056F7C9D3D83B51/image-size/large?v=v2&amp;px=999" role="button" title="pastedImage_1.png" alt="pastedImage_1.png" /></span><BR />Therefore, when Option A should be adopted and when Option B should be adopted?</P></BODY></HTML> Tue, 11 Aug 2020 03:30:24 GMT https://community.nxp.com/t5/Layerscape/How-to-connect-LS1043A-to-a-Switch-using-RGMII/m-p/1073425#M6219 danielzdh 2020-08-11T03:30:24Z