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SubjectRe: [PATCH] ARM: dts: keystone-k2l: fix broken Ethernet due to disabled OSR
Hi Arnd, Olof,

On 3/29/17 5:32 AM, Sekhar Nori wrote:
> From: Murali Karicheri <>
> Ethernet networking on K2L has been broken since v4.11-rc1. This was
> caused by commit 32a34441a9bd ("ARM: keystone: dts: fix netcp clocks
> and add names"). This commit inadvertently moves on-chip static RAM
> clock to the end of list of clocks provided for netcp. Since keystone
> PM domain support does not have a list of recognized con_ids, only the
> first clock in the list comes under runtime PM management. This means
> the OSR (On-chip Static RAM) clock remains disabled and that broke
> networking on K2L.
> The OSR is used by QMSS on K2L as an external linking RAM. However this
> is a standalone RAM that can be used for non-QMSS usage (as well as from
> DSP side). So add a SRAM device node for the same and add the OSR clock
> to the node.
> Remove the now redundant OSR clock node from netcp.
> To manage all clocks defined for netCP's use by runtime PM needs keystone
> generic power domain (genpd) driver support which is under works.
> Meanwhile, this patch restores K2L networking and is correct irrespective
> of any future genpd work since OSR is an independent module and not part
> of NetCP anyway.
> Signed-off-by: Murali Karicheri <>
> Acked-by: Tero Kristo <>
> [ commit message updates, port to latest mainline]
> Signed-off-by: Sekhar Nori <>
> ---
Acked-by: Santosh Shilimkar <>

Can you please pick this up for rcx fixes ?


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