From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Rob Herring <robherring2@gmail.com>
Cc: "Douglas Anderson" <dianders@chromium.org>,
"Heiko Stuebner" <heiko@sntech.de>,
linux-rockchip@lists.infradead.org,
"Alexandru Stan" <amstan@chromium.org>,
briannorris@chromium.org, "Yakir Yang" <ykk@rock-chips.com>,
姚智情 <mark.yao@rock-chips.com>, "Rob Herring" <robh+dt@kernel.org>,
"Pawel Moll" <pawel.moll@arm.com>,
"Mark Rutland" <mark.rutland@arm.com>,
"Ian Campbell" <ijc+devicetree@hellion.org.uk>,
"Kumar Gala" <galak@codeaurora.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ARM: dts: Add ddc i2c reference to veyron
Date: Thu, 3 Sep 2015 16:18:54 +0100 [thread overview]
Message-ID: <20150903151854.GA21084@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <CAL_JsqL838-somj-o2QtxRA9bXon5dHijx22v0mVowqyhKgoUQ@mail.gmail.com>
On Thu, Sep 03, 2015 at 09:46:38AM -0500, Rob Herring wrote:
> Yes, that is fairly common (ADV75xx is same), and we would not
> describe an I2C bus in DT in that case. Same with HPD directly handled
> vs. a GPIO line. That is no different than what Doug has said:
> ddc-i2c-bus is present if using the SOC's I2C host and absent if using
> the HDMI block's DDC functionality. I'm only questioning the location
> of the property.
No, I don't think that's what Doug wants. Doug wants the bridge's
internal I2C host to be exposed, so he can number it through a DT
alias.
--
FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.
next prev parent reply other threads:[~2015-09-03 15:18 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-02 21:25 [PATCH] ARM: dts: Add ddc i2c reference to veyron Douglas Anderson
2015-09-03 0:13 ` Rob Herring
[not found] ` <CAL_JsqLLPCy6OpsP4NNjUA6+UxeTC-zGjGPPU+MLhUqFXSSGJQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-03 0:22 ` Doug Anderson
2015-09-03 15:46 ` Rob Herring
2015-09-03 8:22 ` Russell King - ARM Linux
[not found] ` <20150903082210.GU21084-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2015-09-03 14:46 ` Rob Herring
2015-09-03 15:18 ` Russell King - ARM Linux [this message]
2015-09-03 15:46 ` Rob Herring
2015-09-03 16:04 ` Doug Anderson
[not found] ` <CAD=FV=XdP9T29drocB_WkNKrDif9Qwrdjt2C4=AwQk9rey3yLg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-03 16:13 ` Lucas Stach
[not found] ` <1441296838.3102.12.camel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>
2015-09-03 16:28 ` Doug Anderson
[not found] ` <20150903151854.GA21084-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2015-09-03 15:55 ` Doug Anderson
2015-09-03 21:00 ` Doug Anderson
[not found] ` <CAD=FV=WkFPitTsagQa+94DAWujzYECVqk7fO+OUdrfFq3bWTuQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-03 22:01 ` Heiko Stuebner
2015-09-03 22:56 ` Brian Norris
[not found] ` <1441229148-12095-1-git-send-email-dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
2015-09-13 12:23 ` Heiko Stübner
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