From: Simon Horman <horms@verge.net.au>
To: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Cc: magnus.damm@gmail.com, robh+dt@kernel.org, mark.rutland@arm.com,
devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH 4/4] arm64: dts: renesas: salvator-common: enable usb3_peri0
Date: Wed, 20 Dec 2017 12:43:32 +0100 [thread overview]
Message-ID: <20171220114331.4vz4a6czk6g3a3k7@verge.net.au> (raw)
In-Reply-To: <1512640542-10380-5-git-send-email-yoshihiro.shimoda.uh@renesas.com>
On Thu, Dec 07, 2017 at 06:55:42PM +0900, Yoshihiro Shimoda wrote:
> This patch enables usb3_peri0 that uses usb3_phy0 to enable VBUS
> detection for the USB3.0 peripheral.
>
> The Salvator-X[S] has USB3.0 type-A connector and supplies VBUS
> if USB3.0 host runs. So, you need a special cable for it, and
> to stop the VBUS supplies from the board, after you installs
> a gadget driver, you should run the following command to avoid
> conflict VBUS supply:
>
> # echo 1 > /sys/kernel/debug/ee020000.usb/b_device
>
> Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Thanks, applied.
next prev parent reply other threads:[~2017-12-20 11:43 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-07 9:55 [PATCH 0/4] arm64: dts: renesas: r8a779[56] and salvator-common: add usb3_phy and enable usb3_peri0 Yoshihiro Shimoda
2017-12-07 9:55 ` Yoshihiro Shimoda
2017-12-07 9:55 ` [PATCH 1/4] arm64: dts: renesas: r8a7795: add usb3_phy node Yoshihiro Shimoda
[not found] ` <1512640542-10380-2-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2017-12-20 11:42 ` Simon Horman
2017-12-20 11:42 ` Simon Horman
[not found] ` <1512640542-10380-1-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2017-12-07 9:55 ` [PATCH 2/4] arm64: dts: renesas: r8a7796: " Yoshihiro Shimoda
2017-12-07 9:55 ` Yoshihiro Shimoda
2017-12-20 11:44 ` Simon Horman
2017-12-07 9:55 ` [PATCH 4/4] arm64: dts: renesas: salvator-common: enable usb3_peri0 Yoshihiro Shimoda
2017-12-07 9:55 ` Yoshihiro Shimoda
2017-12-20 11:43 ` Simon Horman [this message]
2017-12-07 9:55 ` [PATCH 3/4] arm64: dts: renesas: salvator-common: enable usb3_phy0 node Yoshihiro Shimoda
[not found] ` <1512640542-10380-4-git-send-email-yoshihiro.shimoda.uh-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>
2017-12-20 11:43 ` Simon Horman
2017-12-20 11:43 ` Simon Horman
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