From: Yehowshua Date: Fri, 8 May 2020 18:54:53 +0000 (+0100) Subject: Update eth PHY X-Git-Tag: convert-csv-opcode-to-binary~2684 X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e96ef70254a6097020a1476db2b094eead2f6241;p=libreriscv.git Update eth PHY --- diff --git a/180nm_Oct2020/interfaces.mdwn b/180nm_Oct2020/interfaces.mdwn index edbd762ac..590e1945b 100644 --- a/180nm_Oct2020/interfaces.mdwn +++ b/180nm_Oct2020/interfaces.mdwn @@ -25,6 +25,6 @@ Under consideration: * a pinmux * USB - again doable with LiteX. I'm talking to Enjoy Digital about what USB PHYs LiteX supports. - Yehowshua * SERDES for Ethernet - using LiteX and [Marvell PHY](https://www.mouser.com/ProductDetail/Marvell/88E1512-A0-NNP2I000?qs=vdi0iO8H4N0XzuXqBRxTqg%3D%3D) -* Noting that a SERDES etc PHY is $20(kinda expensive for total cost of an SBC), we can instead do Eth over USB like the original RPI. This moves the complexity to software - could make doing eth things during boot loader a little more complex. +* Noting that a SERDES to RGMII PHY is $20(kinda expensive for total cost of an SBC), we can instead do Eth over USB like the original RPI. This moves the complexity to software - could make doing eth things during boot loader a little more complex. TODO