[PATCH v5 15/15] usb: phy-mxs: Add sync time after controller clear phcd
mkl at pengutronix.de
Mon Dec 9 05:00:39 EST 2013
On 12/09/2013 10:19 AM, Peter Chen wrote:
> On Mon, Dec 09, 2013 at 10:05:17AM +0100, Marc Kleine-Budde wrote:
>> On 12/09/2013 07:31 AM, Peter Chen wrote:
>>> After clear portsc.phcd, PHY needs 200us stable time for switch
>>> 32K clock to AHB clock.
>> If this is a general bugbix, please move it to the start of this series
>> and add stable on Cc. I think I hit the bug on the second USB port of a
>> custom MX28 board, the stmp_reset_block() in the USB phy will fail.
> Not a bug-fix, just the requirement for the PHY leaves low power mode.
> Does the bug exists with my this patchset, or just current mainline code?
I see, I found this strange thing on v3.8, but can try on v3.13-rc3.
Pengutronix e.K. | Marc Kleine-Budde |
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