From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1948515AbcBSJPf (ORCPT ); Fri, 19 Feb 2016 04:15:35 -0500 Received: from metis.ext.4.pengutronix.de ([92.198.50.35]:43262 "EHLO metis.ext.4.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1948497AbcBSJPL (ORCPT ); Fri, 19 Feb 2016 04:15:11 -0500 Message-ID: <1455873210.13163.0.camel@pengutronix.de> Subject: Re: [PATCH v10 1/2] Documentation: bridge: Add documentation for ps8640 DT properties From: Philipp Zabel To: Jitao Shi Cc: David Airlie , Matthias Brugger , Mark Rutland , stonea168@163.com, dri-devel@lists.freedesktop.org, Ajay Kumar , Vincent Palatin , cawa.cheng@mediatek.com, bibby.hsieh@mediatek.com, ck.hu@mediatek.com, Russell King , Thierry Reding , Sean Paul , devicetree@vger.kernel.org, Pawel Moll , Ian Campbell , Inki Dae , Rob Herring , linux-mediatek@lists.infradead.org, yingjoe.chen@mediatek.com, eddie.huang@mediatek.com, linux-arm-kernel@lists.infradead.org, Rahul Sharma , srv_heupstream@mediatek.com, linux-kernel@vger.kernel.org, Sascha Hauer , Kumar Gala , Andy Yan Date: Fri, 19 Feb 2016 10:13:30 +0100 In-Reply-To: <1455870678-13959-1-git-send-email-jitao.shi@mediatek.com> References: <1455870678-13959-1-git-send-email-jitao.shi@mediatek.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.12.9-1+b1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-SA-Exim-Connect-IP: 2001:67c:670:100:96de:80ff:fec2:9969 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Freitag, den 19.02.2016, 16:31 +0800 schrieb Jitao Shi: > Add documentation for DT properties supported by > ps8640 DSI-eDP converter. > > Signed-off-by: Jitao Shi > Acked-by: Rob Herring > Reviewed-by: Philipp Zabel > --- > Changes since v9: > - No change > --- > .../devicetree/bindings/display/bridge/ps8640.txt | 43 ++++++++++++++++++++ > 1 file changed, 43 insertions(+) > create mode 100644 Documentation/devicetree/bindings/display/bridge/ps8640.txt > > diff --git a/Documentation/devicetree/bindings/display/bridge/ps8640.txt b/Documentation/devicetree/bindings/display/bridge/ps8640.txt > new file mode 100644 > index 0000000..a3e0971 > --- /dev/null > +++ b/Documentation/devicetree/bindings/display/bridge/ps8640.txt > @@ -0,0 +1,43 @@ > +ps8640-bridge bindings > + > +Required properties: > + - compatible: "parade,ps8640" > + - reg: first page address of the bridge. > + - sleep-gpios: OF device-tree gpio specification for PD_ pin. > + - reset-gpios: OF device-tree gpio specification for reset pin. > + - mode-sel-gpios: OF device-tree gpio specification for mode-sel pin. > + - vdd12-supply: OF device-tree regulator specification for 1.2V power. > + - vdd33-supply: OF device-tree regulator specification for 3.3V power. > + - ports: The device node can contain video interface port nodes per > + the video-interfaces bind[1]. For port@0,set the reg = <0> as > + ps8640 dsi in and port@1,set the reg = <1> as ps8640 eDP out. > + > +[1]: Documentation/devicetree/bindings/media/video-interfaces.txt > + > +Example: > + edp-bridge@18 { > + compatible = "parade,ps8640"; > + reg = <0x18>; > + sleep-gpios = <&pio 116 GPIO_ACTIVE_HIGH>; > + reset-gpios = <&pio 115 GPIO_ACTIVE_HIGH>; Are these two really active high? See my comments on the driver patch. regards Philipp