From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux Subject: Re: [PATCH] ARM: dts: Add ddc i2c reference to veyron Date: Thu, 3 Sep 2015 16:18:54 +0100 Message-ID: <20150903151854.GA21084@n2100.arm.linux.org.uk> References: <1441229148-12095-1-git-send-email-dianders@chromium.org> <20150903082210.GU21084@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Rob Herring Cc: Douglas Anderson , Heiko Stuebner , linux-rockchip@lists.infradead.org, Alexandru Stan , briannorris@chromium.org, Yakir Yang , =?utf-8?B?5aea5pm65oOF?= , Rob Herring , Pawel Moll , Mark Rutland , Ian Campbell , Kumar Gala , "linux-arm-kernel@lists.infradead.org" , "devicetree@vger.kernel.org" , "linux-kernel@vger.kernel.org" List-Id: devicetree@vger.kernel.org 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.