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Groups > linux.kernel > #1207281
| From | Fabio Estevam <festevam@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] usb: phy: phy-generic: Fix reset behaviour on legacy boot |
| Date | 2015-08-14 03:50 +0200 |
| Message-ID | <pXci6-4fP-7@gated-at.bofh.it> (permalink) |
| References | <pWXVM-uO-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Aug 13, 2015 at 7:28 AM, Roger Quadros <rogerq@ti.com> wrote:
> The gpio-desc migration done in v4.0 caused a regression
> with legacy boots due to reversed reset logic.
> e.g. omap3-beagle USB host breaks on legacy boot.
>
> Request the reset GPIO with GPIOF_ACTIVE_LOW flag so that
> it matches the driver logic and pin behaviour.
>
> Fixes: e9f2cefb0cdc ("usb: phy: generic: migrate to gpio_desc")
> Cc: <stable@vger.kernel.org> # 4.0+
> Signed-off-by: Roger Quadros <rogerq@ti.com>
The USB on my mx51-babbage board still works fine with this change:
Tested-by: Fabio Estevam <fabio.estevam@freescale.com>
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[PATCH] usb: phy: phy-generic: Fix reset behaviour on legacy boot Roger Quadros <rogerq@ti.com> - 2015-08-13 12:30 +0200 Re: [PATCH] usb: phy: phy-generic: Fix reset behaviour on legacy boot Fabio Estevam <festevam@gmail.com> - 2015-08-14 03:50 +0200
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