Re: [PATCH v4 0/6] Fix SATA support for NSP SoCs

[Niklas Cassel <cassel@kernel.org>]

Hello Florian,

On Thu, Oct 29, 2026 at 02:25:07PM -0700, Florian Fainelli wrote:
> This patch series fixes SATA on the Northstar Plus (BCM58xxx/8831x)
> which was broken due to a number of things:
> 
> - the SATA PHY assumed separate PCB windows when a shared one is used
>   for this generation of SoCs
> - the clock/reset (IDM) was not being configured by the driver which
>   meant that depending upon what the boot loader did, or did not, we
>   could have had the AHCI controller still in reset by then
> - on some reference boards, the AHCI controller is not DMA coherent,
>   assuming so leads to all sorts of timeouts, data corruption, etc.
> 
> Since this touches several subsystems: DT, PHY, AHCI and DTS, I would be
> keen on having Damien merge all of those via his tree if acceptable by
> the DT and PHY maintainers, I am OK either way for Broadcom SoC.

Patch 2 (after we get an R-b from DT maintainers) and patch 3 can go via
libata tree, but the normal way would be for phy changes to go via PHY
tree and device tree changes usually go via arm-soc (and lately it seems
to go via a broadcom specific tree first).


Kind regards,
Niklas