From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next 0/4] net: dsa: mv88e6xxx: Support more SERDES interfacxes Date: Sun, 11 Nov 2018 10:18:02 -0800 (PST) Message-ID: <20181111.101802.662003643473599360.davem@davemloft.net> References: <1541892737-3960-1-git-send-email-andrew@lunn.ch> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, f.fainelli@gmail.com To: andrew@lunn.ch Return-path: Received: from shards.monkeyblade.net ([23.128.96.9]:37818 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729274AbeKLEHR (ORCPT ); Sun, 11 Nov 2018 23:07:17 -0500 In-Reply-To: <1541892737-3960-1-git-send-email-andrew@lunn.ch> Sender: netdev-owner@vger.kernel.org List-ID: From: Andrew Lunn Date: Sun, 11 Nov 2018 00:32:13 +0100 > Currently the SERDES interfaces for ports 9 and 10 on the mv88e6390x > are supported, allowing upto 10G. However, when unused, these SERDES > interfaces can be used by some of the lower ports for 1000Base-X. > > The tricky bit here is ordering. The SERDES have to become free from > ports 9 or 10 before they can be used with lower ports. Normally, this > would happen only when these ports would be configured up, which is > too late. So at probe time, defaulting ports 9 and 10 to 1000BaseX > frees them for use with lower ports. If they are actually needed, they > will be taken back when port 9 and 10 goes up. Series applied, thanks Andrew.