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From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Cc: Emilio Lopez <emilio@elopez.com.ar>,
	Mike Turquette <mturquette@linaro.org>,
	stern@rowland.harvard.edu, kishon@ti.com, hdegoede@redhat.com,
	Boris Brezillon <boris@free-electrons.com>,
	linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, linux-usb@vger.kernel.org,
	kevin.z.m.zh@gmail.com, sunny@allwinnertech.com,
	shuge@allwinnertech.com, zhuzhenhua@allwinnertech.com,
	linux-sunxi@googlegroups.com
Subject: Re: [PATCH 5/7] usb: ohci-platform: Enable optional use of reset controller
Date: Wed, 7 May 2014 17:03:17 -0500	[thread overview]
Message-ID: <20140507220317.GD7047@lukather> (raw)
In-Reply-To: <536A5EBF.10309@cogentembedded.com>

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On Wed, May 07, 2014 at 08:26:39PM +0400, Sergei Shtylyov wrote:
> Hello.
> 
> On 07-05-2014 7:50, Maxime Ripard wrote:
> 
> >The OHCI controllers used in the Allwinner A31 are asserted in reset using a
> 
>    s/asserted/powered up/?

No. There's an external reset controller that maintains these devices
into reset. It's not only a power on thing, it can also be put back
into reset later in the life of the system.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

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  reply	other threads:[~2014-05-07 22:05 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-07  3:50 [PATCH 0/7] Add Allwinner A31 USB support Maxime Ripard
2014-05-07  3:50 ` [PATCH 1/7] clk: sunxi: Implement A31 USB clock Maxime Ripard
2014-05-07  3:50 ` [PATCH 2/7] ARM: sun6i: Add the USB clocks to the DTSI Maxime Ripard
2014-05-07  3:50 ` [PATCH 3/7] phy: usb: sunxi: Introduce Allwinner A31 USB PHY support Maxime Ripard
2014-05-07 13:35   ` Kishon Vijay Abraham I
2014-05-07 21:57     ` Maxime Ripard
2014-05-07  3:50 ` [PATCH 4/7] usb: ehci-platform: add optional reset controller retrieval Maxime Ripard
2014-05-07 14:25   ` Alan Stern
2014-05-07 22:00     ` Maxime Ripard
2014-05-08  7:29       ` Hans de Goede
2014-05-08 14:07         ` Alan Stern
2014-05-10  1:17           ` Maxime Ripard
2014-05-07  3:50 ` [PATCH 5/7] usb: ohci-platform: Enable optional use of reset controller Maxime Ripard
2014-05-07 16:26   ` Sergei Shtylyov
2014-05-07 22:03     ` Maxime Ripard [this message]
2014-05-08 13:11       ` Sergei Shtylyov
2014-05-07  3:50 ` [PATCH 6/7] ARM: sun6i: dt: Add support for the USB controllers Maxime Ripard
2014-05-07  3:50 ` [PATCH 7/7] ARM: sunxi: dt: add APP4-EVB1 board support Maxime Ripard
2014-05-07  5:10   ` [linux-sunxi] " Koen Kooi
2014-05-07  6:46     ` Hans de Goede
2014-05-07  8:25 ` [PATCH 0/7] Add Allwinner A31 USB support Hans de Goede

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