[PATCH v5 0/3] reset: npcm: add NPCM reset driver support
Philipp Zabel
p.zabel at pengutronix.de
Thu Nov 7 23:59:32 AEDT 2019
Hi Tomer,
On Wed, 2019-11-06 at 16:53 +0200, Tomer Maimon wrote:
> This patch set adds reset controller support
> for the Nuvoton NPCM Baseboard Management Controller (BMC).
>
> Apart of controlling all NPCM BMC reset module lines the NPCM reset driver
> support NPCM BMC software reset to restarting the NPCM BMC.
>
> Supporting NPCM USB-PHY reset as follow:
>
> NPCM BMC USB-PHY connected to two modules USB device (UDC) and USB host.
>
> If we will restart the USB-PHY at the UDC probe and later the
> USB host probe will restart USB-PHY again it will disable the UDC
> and vice versa.
>
> The solution is to reset the USB-PHY at the reset probe stage before
> the UDC and the USB host are initializing.
>
> NPCM reset driver tested on NPCM750 evaluation board.
>
> Addressed comments from:.
> - Philipp Zabel
>
> Changes since version 4:
> - Check for stored GCR string in the of_device_id->data to gain
> GCR regmap access.
> - Adding check if the user used undefined reset pins
> in the of_xlate function.
> - Remove nr_resets initialization since it of_xlate replaced
> with the custom version.
Thanks, all three applied to reset/next with Rob's R-b.
regards
Philipp
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