From mboxrd@z Thu Jan 1 00:00:00 1970 From: gregory.clement@free-electrons.com (Gregory CLEMENT) Date: Wed, 04 Mar 2015 14:21:53 +0100 Subject: [PATCH] ARM: ARMADA XP: WRT1900AC: Add support for the Ethernet switch In-Reply-To: <54F5AEA5.7050502@free-electrons.com> References: <1425154848-15441-1-git-send-email-andrew@lunn.ch> <54F57A41.1040102@free-electrons.com> <20150303104451.GA10252@lunn.ch> <54F5AEA5.7050502@free-electrons.com> Message-ID: <54F706F1.4010002@free-electrons.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 03/03/2015 13:52, Gregory CLEMENT wrote: > On 03/03/2015 11:44, Andrew Lunn wrote: >> On Tue, Mar 03, 2015 at 10:09:21AM +0100, Gregory CLEMENT wrote: >>> Hi Andrew, >>> >>> On 28/02/2015 21:20, Andrew Lunn wrote: >>>> Add a DSA section to the DT blob representing the Ethernet switch. >>>> >>>> Signed-off-by: Andrew Lunn >>>> --- >>>> This patch requires at runtime patches in net-next, >>>> 4c732668f98b96a0fa2645ac220fd9bbc17838c4 >>> >>> This dts fragment looks sane. The dependencies is only at runtime so >>> it is less annoying for bissectability. So I tend applying it, however >>> what happens if patch 4c732668f98b96a0fa2645ac220fd9bbc17838c4 is not >>> present. Does the kernel crash? Or does it only make the Ethernet >>> switch not available? >> >> Hi Gregory >> >> It does not crash. During probe of DSA, it fails to find the phy's >> attached to the switch ports. This causes the probe to fail and the >> switch drive gets unloaded. > > Good. So it is safe to apply this patch to mvebu/dt now. > Now applied on mvebu/dt Thanks, Gregory > > >> >> Andrew >> > > -- Gregory Clement, Free Electrons Kernel, drivers, real-time and embedded Linux development, consulting, training and support. http://free-electrons.com