From: Rob Herring <robh@kernel.org>
To: Fabien Lahoudere <fabien.lahoudere@collabora.co.uk>
Cc: Peter.Chen@nxp.com, gregkh@linuxfoundation.org,
linux-usb@vger.kernel.org, mark.rutland@arm.com,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v5 2/2] usb: chipidea: imx: Add binding to disable USB 60Mhz clock
Date: Fri, 23 Sep 2016 14:47:28 -0500 [thread overview]
Message-ID: <20160923194728.GA7120@rob-hp-laptop> (raw)
In-Reply-To: <1474448827-8354-3-git-send-email-fabien.lahoudere@collabora.co.uk>
On Wed, Sep 21, 2016 at 11:07:07AM +0200, Fabien Lahoudere wrote:
> This binding allow to disable the internal 60Mhz clock for USB host2 or
> host3.
>
> Signed-off-by: Fabien Lahoudere <fabien.lahoudere@collabora.co.uk>
> ---
> Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt | 1 +
> drivers/usb/chipidea/ci_hdrc_imx.c | 2 ++
> drivers/usb/chipidea/ci_hdrc_imx.h | 1 +
> drivers/usb/chipidea/usbmisc_imx.c | 13 +++++++++++++
> 4 files changed, 17 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
> index 0e03344..f83da66 100644
> --- a/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
> +++ b/Documentation/devicetree/bindings/usb/ci-hdrc-usb2.txt
> @@ -84,6 +84,7 @@ i.mx specific properties
> - over-current-active-high: over current signal polarity is high active,
> typically over current signal polarity is low active.
> - external-vbus-divider: enables off-chip resistor divider for Vbus
> +- disable-int60ck: disable internal 60MHz clock for usb host2 or host3 on imx53
Doesn't this depend on something else like the type of phy connected? If
not, when can you do this or not?
Rob
next prev parent reply other threads:[~2016-09-23 19:47 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-21 9:07 [PATCH v5 0/2] usb: chipidea: imx: Add USB configuration for imx53 Fabien Lahoudere
[not found] ` <1474448827-8354-1-git-send-email-fabien.lahoudere-ZGY8ohtN/8pPYcu2f3hruQ@public.gmane.org>
2016-09-21 9:07 ` [PATCH v5 1/2] usb: chipidea: imx: configure imx for ULPI phy Fabien Lahoudere
2016-09-21 9:07 ` [PATCH v5 2/2] usb: chipidea: imx: Add binding to disable USB 60Mhz clock Fabien Lahoudere
2016-09-23 19:47 ` Rob Herring [this message]
2016-09-26 9:00 ` Fabien Lahoudere
2016-09-26 8:18 ` Sascha Hauer
2016-09-26 8:54 ` Fabien Lahoudere
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