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SubjectRe: [PATCH] phy: marvell: phy-mvebu-a3700-comphy: Remove broken reset support
On 29-08-22, 10:30, Pali Rohár wrote:
> Reset support for SATA PHY is somehow broken and after calling it, kernel
> is not able to detect and initialize SATA disk Samsung SSD 850 EMT0 [1].
>
> Reset support was introduced in commit 934337080c6c ("phy: marvell:
> phy-mvebu-a3700-comphy: Add native kernel implementation") as part of
> complete rewrite of this driver. v1 patch series of that commit [2] did
> not contain reset support and was tested that is working fine with
> Ethernet, SATA and USB PHYs without issues too.
>
> So for now remove broken reset support and change implementation of
> power_off callback to power off all functions on specified lane (and not
> only selected function) because during startup kernel does not know which
> function was selected and configured by bootloader. Same logic was used
> also in v1 patch series of that commit.
>
> This change fixes issues with initialization of SATA disk Samsung SSD 850
> and disk is working again, like before mentioned commit.
>
> Once problem with PHY reset callback is solved its functionality could be
> re-introduced. But for now it is unknown why it does not work.

Applied, thanks

--
~Vinod

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