From: Eric Anholt <eric-WhKQ6XTQaPysTnJN9+BGXg@public.gmane.org>
To: Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>
Cc: Stephen Warren <swarren-3lzwWm7+Weoh9ZMKESR00Q@public.gmane.org>,
Florian Fainelli
<f.fainelli-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Ray Jui <rjui-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>,
Scott Branden <sbranden-dY08KVG/lbpWk0Htik3J/w@public.gmane.org>,
Catalin Marinas <catalin.marinas-5wv7dgnIgG8@public.gmane.org>,
Will Deacon <will.deacon-5wv7dgnIgG8@public.gmane.org>,
Ian Campbell <ijc-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org>,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-rpi-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org,
Stefan Wahren <stefan.wahren-eS4NqCHxEME@public.gmane.org>
Subject: Re: [PATCH V3 2/5] ARM: dts: bcm283x: Add dtsi for USB host mode
Date: Mon, 22 Aug 2016 10:57:13 -0700 [thread overview]
Message-ID: <87fupw4rgm.fsf@eliezer.anholt.net> (raw)
In-Reply-To: <1471792204-21908-3-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
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Stefan Wahren <stefan.wahren-eS4NqCHxEME@public.gmane.org> writes:
> In case dr_mode isn't passed via DT, the dwc2 defaults to OTG mode.
> But all Raspberry Pi boards here are designed only for host mode.
> So fix this issue by providing a dtsi file which set the dr_mode
> to host.
Can you explain what change this should cause for these boards? Is it
just going to drop this message from dmesg:
dwc2 3f980000.usb: Configuration mismatch. dr_mode forced to host
or something else?
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WARNING: multiple messages have this Message-ID (diff)
From: eric@anholt.net (Eric Anholt)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH V3 2/5] ARM: dts: bcm283x: Add dtsi for USB host mode
Date: Mon, 22 Aug 2016 10:57:13 -0700 [thread overview]
Message-ID: <87fupw4rgm.fsf@eliezer.anholt.net> (raw)
In-Reply-To: <1471792204-21908-3-git-send-email-stefan.wahren@i2se.com>
Stefan Wahren <stefan.wahren@i2se.com> writes:
> In case dr_mode isn't passed via DT, the dwc2 defaults to OTG mode.
> But all Raspberry Pi boards here are designed only for host mode.
> So fix this issue by providing a dtsi file which set the dr_mode
> to host.
Can you explain what change this should cause for these boards? Is it
just going to drop this message from dmesg:
dwc2 3f980000.usb: Configuration mismatch. dr_mode forced to host
or something else?
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next prev parent reply other threads:[~2016-08-22 17:57 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-21 15:09 [PATCH V3 0/5] ARM: dts: bcm2835: Add Raspberry Pi Zero Stefan Wahren
2016-08-21 15:09 ` Stefan Wahren
2016-08-22 16:21 ` Stephen Warren
2016-08-22 16:21 ` Stephen Warren
[not found] ` <1471792204-21908-1-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2016-08-21 15:09 ` [PATCH V3 1/5] ARM: dts: bcm283x: Add missing USB clock Stefan Wahren
2016-08-21 15:09 ` Stefan Wahren
2016-08-21 15:10 ` [PATCH V3 2/5] ARM: dts: bcm283x: Add dtsi for USB host mode Stefan Wahren
2016-08-21 15:10 ` Stefan Wahren
[not found] ` <1471792204-21908-3-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2016-08-22 17:57 ` Eric Anholt [this message]
2016-08-22 17:57 ` Eric Anholt
[not found] ` <87fupw4rgm.fsf-omZaPlIz5HhaEpDpdNBo/KxOck334EZe@public.gmane.org>
2016-08-22 20:18 ` Stefan Wahren
2016-08-22 20:18 ` Stefan Wahren
2016-08-21 15:10 ` [PATCH V3 RFT 3/5] ARM64: dts: bcm283x: Use " Stefan Wahren
2016-08-21 15:10 ` Stefan Wahren
[not found] ` <1471792204-21908-4-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2016-08-31 7:59 ` Stefan Wahren
2016-08-31 7:59 ` Stefan Wahren
[not found] ` <bb073ea3-2f89-4fc5-e3af-2e27c54f221e-eS4NqCHxEME@public.gmane.org>
2016-09-07 10:59 ` Gerd Hoffmann
2016-09-07 10:59 ` Gerd Hoffmann
[not found] ` <1473245956.28663.50.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-09-07 12:02 ` Stefan Wahren
2016-09-07 12:02 ` Stefan Wahren
[not found] ` <18641a83-ddd7-1689-535a-c5a15b8a54f9-eS4NqCHxEME@public.gmane.org>
2016-09-07 14:17 ` Gerd Hoffmann
2016-09-07 14:17 ` Gerd Hoffmann
[not found] ` <1473257837.28663.80.camel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2016-09-23 7:33 ` Stefan Wahren
2016-09-23 7:33 ` Stefan Wahren
[not found] ` <aeba1434-3903-3ec4-1a94-e5c8229f4e5f-eS4NqCHxEME@public.gmane.org>
2016-09-23 8:15 ` Eric Anholt
2016-09-23 8:15 ` Eric Anholt
[not found] ` <87zimz821m.fsf-omZaPlIz5HhaEpDpdNBo/KxOck334EZe@public.gmane.org>
2016-09-23 8:23 ` Stefan Wahren
2016-09-23 8:23 ` Stefan Wahren
[not found] ` <4cda98b0-03a6-f43d-0eee-29b7702eac8c-eS4NqCHxEME@public.gmane.org>
2016-09-23 11:55 ` Eric Anholt
2016-09-23 11:55 ` Eric Anholt
2016-10-17 17:29 ` Eric Anholt
2016-10-17 17:29 ` Eric Anholt
2016-08-21 15:10 ` [PATCH V3 4/5] DT: bindings: bcm: Add Raspberry Pi Zero Stefan Wahren
2016-08-21 15:10 ` Stefan Wahren
2016-08-21 15:10 ` [PATCH V3 5/5] ARM: dts: bcm2835: " Stefan Wahren
2016-08-21 15:10 ` Stefan Wahren
2016-08-25 22:45 ` [PATCH V3 0/5] " Eric Anholt
2016-08-25 22:45 ` Eric Anholt
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