From: Marc Kleine-Budde <mkl@pengutronix.de>
To: Peter Chen <peter.chen@freescale.com>
Cc: balbi@ti.com, shawn.guo@linaro.org, rob.herring@calxeda.com,
grant.likely@linaro.org, alexander.shishkin@linux.intel.com,
linux-usb@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
festevam@gmail.com, marex@denx.de, kernel@pengutronix.de,
m.grzeschik@pengutronix.de, frank.li@freescale.com,
gregkh@linuxfoundation.org, devicetree@vger.kernel.org,
linux-doc@vger.kernel.org
Subject: Re: [PATCH v5 15/15] usb: phy-mxs: Add sync time after controller clear phcd
Date: Mon, 09 Dec 2013 11:00:39 +0100 [thread overview]
Message-ID: <52A594C7.2000007@pengutronix.de> (raw)
In-Reply-To: <20131209091951.GD5291@shlinux1.ap.freescale.net>
[-- Attachment #1: Type: text/plain, Size: 997 bytes --]
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.
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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WARNING: multiple messages have this Message-ID (diff)
From: mkl@pengutronix.de (Marc Kleine-Budde)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v5 15/15] usb: phy-mxs: Add sync time after controller clear phcd
Date: Mon, 09 Dec 2013 11:00:39 +0100 [thread overview]
Message-ID: <52A594C7.2000007@pengutronix.de> (raw)
In-Reply-To: <20131209091951.GD5291@shlinux1.ap.freescale.net>
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.
Marc
--
Pengutronix e.K. | Marc Kleine-Budde |
Industrial Linux Solutions | Phone: +49-231-2826-924 |
Vertretung West/Dortmund | Fax: +49-5121-206917-5555 |
Amtsgericht Hildesheim, HRA 2686 | http://www.pengutronix.de |
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next prev parent reply other threads:[~2013-12-09 10:00 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-09 6:30 [PATCH v5 00/15] Add power management support for mxs phy Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 02/15] usb: phy-mxs: Add platform judgement code Peter Chen
2013-12-09 6:30 ` Peter Chen
[not found] ` <1386570664-6713-1-git-send-email-peter.chen-KZfg59tc24xl57MIdRCFDg@public.gmane.org>
2013-12-09 6:30 ` [PATCH v5 01/15] usb: doc: phy-mxs: Add more compatible strings Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 03/15] usb: phy-mxs: Add auto clock and power setting Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 05/15] ARM: dts: imx6: add anatop phandle for usbphy Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 04/15] usb: doc: phy-mxs: update binding for adding anatop phandle Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 06/15] usb: phy-mxs: Add anatop regmap Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 07/15] usb: phy: add notify suspend and resume callback Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 08/15] usb: phy-mxs: Add implementation of nofity_suspend and notify_resume Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 8:31 ` Marc Kleine-Budde
2013-12-09 8:31 ` Marc Kleine-Budde
2013-12-09 9:00 ` Peter Chen
2013-12-09 9:00 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 09/15] usb: phy-mxs: Enable IC fixes for related SoCs Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 8:38 ` Marc Kleine-Budde
2013-12-09 8:38 ` Marc Kleine-Budde
2013-12-09 9:07 ` Peter Chen
2013-12-09 9:07 ` Peter Chen
2013-12-09 9:52 ` Marc Kleine-Budde
2013-12-09 9:52 ` Marc Kleine-Budde
2013-12-10 1:45 ` Peter Chen
2013-12-10 1:45 ` Peter Chen
2013-12-09 6:30 ` [PATCH v5 10/15] ARM: dts: imx: add mxs phy controller id Peter Chen
2013-12-09 6:30 ` Peter Chen
2013-12-09 6:31 ` [PATCH v5 11/15] usb: phy-mxs: add " Peter Chen
2013-12-09 6:31 ` Peter Chen
2013-12-09 6:31 ` [PATCH v5 12/15] usb: phy: Add set_wakeup API Peter Chen
2013-12-09 6:31 ` Peter Chen
2013-12-09 8:41 ` Marc Kleine-Budde
2013-12-09 8:41 ` Marc Kleine-Budde
2013-12-09 9:12 ` Peter Chen
2013-12-09 9:12 ` Peter Chen
2013-12-09 6:31 ` [PATCH v5 13/15] usb: phy-mxs: Add implementation of set_wakeup Peter Chen
2013-12-09 6:31 ` Peter Chen
2013-12-09 6:31 ` [PATCH v5 14/15] usb: phy-mxs: Add system suspend/resume API Peter Chen
2013-12-09 6:31 ` Peter Chen
2013-12-09 6:31 ` [PATCH v5 15/15] usb: phy-mxs: Add sync time after controller clear phcd Peter Chen
2013-12-09 6:31 ` Peter Chen
2013-12-09 9:05 ` Marc Kleine-Budde
2013-12-09 9:05 ` Marc Kleine-Budde
2013-12-09 9:19 ` Peter Chen
2013-12-09 9:19 ` Peter Chen
2013-12-09 10:00 ` Marc Kleine-Budde [this message]
2013-12-09 10:00 ` Marc Kleine-Budde
2013-12-09 18:20 ` Sergei Shtylyov
2013-12-09 18:20 ` Sergei Shtylyov
[not found] ` <52A609D8.1050300-M4DtvfQ/ZS1MRgGoP+s0PdBPR1lH4CV8@public.gmane.org>
2013-12-10 1:47 ` Peter Chen
2013-12-10 1:47 ` Peter Chen
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