ThomasP, On Tue, Jun 03, 2014 at 02:38:19PM -0700, gregkh@xxxxxxxxxxxxxxxxxxx wrote: > > The patch below does not apply to the 3.10-stable tree. > If someone wants it applied there, or to any other stable or longterm > tree, then please email the backport, including the original git commit > id to <stable@xxxxxxxxxxxxxxx>. > > thanks, > > greg k-h > > ------------------ original commit in Linus's tree ------------------ > > From 1a88f809ccb5db1509a7514b187c00b3a995fc82 Mon Sep 17 00:00:00 2001 > From: Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx> > Date: Mon, 14 Apr 2014 17:29:19 +0200 > Subject: [PATCH] ARM: mvebu: fix NOR bus-width in Armada XP GP Device Tree > > The mvebu-devbus driver had a serious bug, which lead to a 8 bits bus > width declared in the Device Tree being considered as a 16 bits bus > width when configuring the hardware. > > This bug in mvebu-devbus driver was compensated by a symetric mistake > in the Armada XP GP Device Tree: a 8 bits bus width was declared, even > though the hardware actually has a 16 bits bus width connection with > the NOR flash. > > Now that we have fixed the mvebu-devbus driver to behave according to > its Device Tree binding, this commit fixes the problematic Device Tree > files as well. > > This bug was introduced in commit > da8d1b38356853c37116f9afa29f15648d7fb159 ('ARM: mvebu: Add support for > NOR flash device on Armada XP-GP board') which was merged in v3.10. > > Signed-off-by: Thomas Petazzoni <thomas.petazzoni@xxxxxxxxxxxxxxxxxx> > Link: https://lkml.kernel.org/r/1397489361-5833-3-git-send-email-thomas.petazzoni@xxxxxxxxxxxxxxxxxx > Fixes: da8d1b383568 ('ARM: mvebu: Add support for NOR flash device on Armada XP-GP board') > Cc: stable@xxxxxxxxxxxxxxx # v3.10+ > Acked-by: Ezequiel Garcia <ezequiel.garcia@xxxxxxxxxxxxxxxxxx> > Acked-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx> > Signed-off-by: Jason Cooper <jason@xxxxxxxxxxxxxx> > > diff --git a/arch/arm/boot/dts/armada-xp-gp.dts b/arch/arm/boot/dts/armada-xp-gp.dts > index 61bda687f782..3a359fdd19cc 100644 > --- a/arch/arm/boot/dts/armada-xp-gp.dts > +++ b/arch/arm/boot/dts/armada-xp-gp.dts > @@ -59,7 +59,7 @@ > /* Device Bus parameters are required */ > > /* Read parameters */ > - devbus,bus-width = <8>; > + devbus,bus-width = <16>; iirc, we did some dts node reshuffling after v3.10. Mind taking a look and see if we can get this applied? thx, Jason. -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html