From: sergei.shtylyov@cogentembedded.com (Sergei Shtylyov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 5/7] usb: ohci-platform: Enable optional use of reset controller
Date: Thu, 08 May 2014 17:11:07 +0400 [thread overview]
Message-ID: <536B826B.7010908@cogentembedded.com> (raw)
In-Reply-To: <20140507220317.GD7047@lukather>
Hello.
On 05/08/2014 02:03 AM, 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.
However, the expression that "the OHCI controllers are asserted in reset"
still seems dubious to me...
> Maxime
WBR, Sergei
WARNING: multiple messages have this Message-ID (diff)
From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Maxime Ripard <maxime.ripard@free-electrons.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: Thu, 08 May 2014 17:11:07 +0400 [thread overview]
Message-ID: <536B826B.7010908@cogentembedded.com> (raw)
In-Reply-To: <20140507220317.GD7047@lukather>
Hello.
On 05/08/2014 02:03 AM, 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.
However, the expression that "the OHCI controllers are asserted in reset"
still seems dubious to me...
> Maxime
WBR, Sergei
next prev parent reply other threads:[~2014-05-08 13:11 UTC|newest]
Thread overview: 42+ 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 ` Maxime Ripard
2014-05-07 3:50 ` [PATCH 1/7] clk: sunxi: Implement A31 USB clock Maxime Ripard
2014-05-07 3:50 ` 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 ` Maxime Ripard
2014-05-07 3:50 ` [PATCH 3/7] phy: usb: sunxi: Introduce Allwinner A31 USB PHY support Maxime Ripard
2014-05-07 3:50 ` Maxime Ripard
2014-05-07 13:35 ` Kishon Vijay Abraham I
2014-05-07 13:35 ` Kishon Vijay Abraham I
2014-05-07 21:57 ` Maxime Ripard
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 3:50 ` Maxime Ripard
2014-05-07 14:25 ` Alan Stern
2014-05-07 14:25 ` Alan Stern
2014-05-07 22:00 ` Maxime Ripard
2014-05-07 22:00 ` Maxime Ripard
2014-05-08 7:29 ` Hans de Goede
2014-05-08 7:29 ` Hans de Goede
2014-05-08 14:07 ` Alan Stern
2014-05-08 14:07 ` Alan Stern
2014-05-10 1:17 ` Maxime Ripard
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 3:50 ` Maxime Ripard
2014-05-07 16:26 ` Sergei Shtylyov
2014-05-07 16:26 ` Sergei Shtylyov
2014-05-07 22:03 ` Maxime Ripard
2014-05-07 22:03 ` Maxime Ripard
2014-05-08 13:11 ` Sergei Shtylyov [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 ` Maxime Ripard
2014-05-07 3:50 ` [PATCH 7/7] ARM: sunxi: dt: add APP4-EVB1 board support Maxime Ripard
2014-05-07 3:50 ` Maxime Ripard
2014-05-07 5:10 ` [linux-sunxi] " Koen Kooi
2014-05-07 5:10 ` Koen Kooi
2014-05-07 6:46 ` Hans de Goede
2014-05-07 6:46 ` Hans de Goede
2014-05-07 8:25 ` [PATCH 0/7] Add Allwinner A31 USB support Hans de Goede
2014-05-07 8:25 ` Hans de Goede
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