linux-kernel - Re: [PATCH 2/5 v12] arm: omap: usb: ehci and ohci hwmod structures for omap3

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Date:	Tue, 4 Oct 2011 17:27:23 +0530
From:	"Munegowda, Keshava" <keshava_mgowda@...com>
To:	Kevin Hilman <khilman@...com>
Cc:	Paul Walmsley <paul@...an.com>, linux-usb@...r.kernel.org,
	linux-omap@...r.kernel.org, linux-kernel@...r.kernel.org,
	balbi@...com, b-cousson@...com, gadiyar@...com,
	sameo@...ux.intel.com, parthab@...ia.ti.com, tony@...mide.com,
	johnstul@...ibm.com, vishwanath.bs@...com
Subject: Re: [PATCH 2/5 v12] arm: omap: usb: ehci and ohci hwmod structures
 for omap3

On Fri, Sep 30, 2011 at 10:47 PM, Kevin Hilman <khilman@...com> wrote:
> "Munegowda, Keshava" <keshava_mgowda@...com> writes:
>
> [...]
>
>>>> +
>>>> +static struct omap_hwmod_ocp_if omap34xx_f_cfg__usb_tll_hs = {
>>>> +     .clk            = "usbtll_ick",
>>>> +     .user           = OCP_USER_MPU,
>>>> +     .flags          = OCPIF_SWSUP_IDLE,
>>>> +};
>>>
>>> Does this really need OCPIF_SWSUP_IDLE?  If so, then there is a hardware
>>> bug, and some explanation is needed.
>>
>>
>> it was not allowing enter usbhs pw domain to enter to low power idle mode; so
>> I add a comment here.
>>
>
> When you add this comment, please be sure it describes *why* the power
> domain was not hitting the target power state, and reference any
> relevant eerrata.

I will add the errata description and id

regards
keshava
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