On Tue, Dec 18, 2018 at 7:22 PM Vladimir Oltean <vladimir.olt...@nxp.com> wrote: > > * According to the AR8031 and AR8035 datasheets, smartEEE mode > (active by default) makes the PHY enter sleep after a configurable > idle time. It does this autonomously, without LPI (Low Power Idle) > signals coming from MAC. AR8021 does not appear to support this. > * This patch allows disabling the SmartEEE feature of above PHYs. > * Tested with ping (default of 1 second interval) over back-to-back > RGMII between 2 boards having AR8035 at both ends: > - Without SmartEEE: > 225 packets transmitted, 145 received, 35% packet loss, time 229334ms > - With SmartEEE: > 144 packets transmitted, 144 received, 0% packet loss, time 146378ms > > Signed-off-by: Vladimir Oltean <vladimir.olt...@nxp.com>
Acked-by: Joe Hershberger <joe.hershber...@ni.com> _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de https://lists.denx.de/listinfo/u-boot
