From: "Heiko Stübner" <heiko@sntech.de>
To: Douglas Anderson <dianders@chromium.org>
Cc: kishon@ti.com, johnyoun@synopsys.com, balbi@ti.com,
gregkh@linuxfoundation.org, lyz@rock-chips.com,
wulf@rock-chips.com, mark.rutland@arm.com,
devicetree@vger.kernel.org, linux@arm.linux.org.uk,
pawel.moll@arm.com, ijc+devicetree@hellion.org.uk,
linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
linux-rockchip@lists.infradead.org, robh+dt@kernel.org,
galak@codeaurora.org, gregory.herrero@intel.com,
paulz@synopsys.com, linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/4] Patches to fix remote wakeup on rk3288 dwc2 "host" port
Date: Sat, 24 Oct 2015 14:26:21 +0200 [thread overview]
Message-ID: <1633226.9pFzvpSks6@diego> (raw)
In-Reply-To: <1445624891-31680-1-git-send-email-dianders@chromium.org>
Am Freitag, 23. Oktober 2015, 11:28:07 schrieb Douglas Anderson:
> The "host1" port (AKA the dwc2 port that isn't the OTG port) on rk3288
> has a hardware errata that causes everything to get confused when we get
> a remote wakeup. It appears that the "port reset" bit that's in the USB
> phy (located in the rk3288 GRF) fixes things up and appears safe to do.
>
> This series of patches exports the "port reset" from the PHY and then
> hooks it up to dwc2 through a quirk.
>
> I've tested this series atop a bit of a conglomeration of Heiko's github
> "somewhat stable" branch (v4.3-rc3-876-g6509232) but with Greg KH's
> usb-next merged in.
I've been involved in the earlier revisions already, so this version already
implements the review-comments I had. I've also gave this a spin on 4.3-rc6
with usb-next merged in on a rk3288-firefly, so
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
If the first two patches get picked up, I'll pick the two dts patches
afterwards.
Thanks
Heiko
next prev parent reply other threads:[~2015-10-24 12:26 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-23 18:28 Douglas Anderson
2015-10-23 18:28 ` [PATCH 1/4] phy: rockchip-usb: Support the PHY's "port reset" Douglas Anderson
2015-10-23 18:28 ` [PATCH 2/4] usb: dwc2: optionally assert phy "port reset" when waking up Douglas Anderson
2015-10-23 18:28 ` [PATCH 3/4] ARM: dts: rockchip: Enable the USB phys as reset providers on rk3288 Douglas Anderson
2015-10-23 18:28 ` [PATCH 4/4] ARM: dts: rockchip: Point rk3288 dwc2 usb at phy port reset Douglas Anderson
2015-10-24 12:26 ` Heiko Stübner [this message]
2015-10-24 15:10 ` [PATCH 0/4] Patches to fix remote wakeup on rk3288 dwc2 "host" port Rob Herring
2015-10-24 21:22 ` Doug Anderson
2015-10-26 23:05 ` Rob Herring
2015-10-26 23:49 ` Doug Anderson
2015-10-27 1:43 ` Doug Anderson
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