netdev - Re: [PATCH 6.6 0/3] Fix PPS channel routing

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Message-ID: <2024120204-footer-riverbed-0daa@gregkh>
Date: Mon, 2 Dec 2024 10:52:43 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Csókás, Bence <csokas.bence@...lan.hu>
Cc: stable@...r.kernel.org, netdev@...r.kernel.org,
	Sasha Levin <sashal@...nel.org>,
	Richard Cochran <richardcochran@...il.com>
Subject: Re: [PATCH 6.6 0/3] Fix PPS channel routing

On Mon, Nov 25, 2024 at 10:16:36AM +0100, Csókás, Bence wrote:
> On certain i.MX8 series parts [1], the PPS channel 0
> is routed internally to eDMA, and the external PPS
> pin is available on channel 1. In addition, on
> certain boards, the PPS may be wired on the PCB to
> an EVENTOUTn pin other than 0. On these systems
> it is necessary that the PPS channel be able
> to be configured from the Device Tree.
> 
> [1] https://lore.kernel.org/all/ZrPYOWA3FESx197L@lizhi-Precision-Tower-5810/
> 
> Francesco Dolcini (3):
>   dt-bindings: net: fec: add pps channel property
>   net: fec: refactor PPS channel configuration
>   net: fec: make PPS channel configurable
> 
>  Documentation/devicetree/bindings/net/fsl,fec.yaml |  7 +++++++
>  drivers/net/ethernet/freescale/fec_ptp.c           | 11 ++++++-----
>  2 files changed, 13 insertions(+), 5 deletions(-)

We can't take patches only for older stable kernels, and not newer ones
for obvious reasons (i.e. you will upgrade and have a regression.)  So
please provide backports for all active kernels and we will be glad to
review them then.

thanks,

greg k-h