From patchwork Sun Aug 25 13:51:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 1152778 Return-Path: X-Original-To: incoming-dt@patchwork.ozlabs.org Delivered-To: patchwork-incoming-dt@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=devicetree-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=jmondi.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 46Gc3Z5TpLz9sNC for ; Sun, 25 Aug 2019 23:50:50 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728398AbfHYNuk (ORCPT ); Sun, 25 Aug 2019 09:50:40 -0400 Received: from relay6-d.mail.gandi.net ([217.70.183.198]:51951 "EHLO relay6-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727941AbfHYNuk (ORCPT ); Sun, 25 Aug 2019 09:50:40 -0400 X-Originating-IP: 87.18.63.98 Received: from uno.homenet.telecomitalia.it (unknown [87.18.63.98]) (Authenticated sender: jacopo@jmondi.org) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 3D5D2C0003; Sun, 25 Aug 2019 13:50:35 +0000 (UTC) From: Jacopo Mondi To: laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, geert@linux-m68k.org, horms@verge.net.au, uli@fpond.eu, airlied@linux.ie, daniel@ffwll.ch Cc: Jacopo Mondi , koji.matsuoka.xm@renesas.com, muroya@ksk.co.jp, VenkataRajesh.Kalakodima@in.bosch.com, Harsha.ManjulaMallikarjun@in.bosch.com, linux-renesas-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org, mark.rutland@arm.com Subject: [PATCH v3 01/14] dt-bindings: display: renesas, cmm: Add R-Car CMM documentation Date: Sun, 25 Aug 2019 15:51:41 +0200 Message-Id: <20190825135154.11488-2-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190825135154.11488-1-jacopo+renesas@jmondi.org> References: <20190825135154.11488-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add device tree bindings documentation for the Renesas R-Car Display Unit Color Management Module. CMM is the image enhancement module available on each R-Car DU video channel on R-Car Gen2 and Gen3 SoCs (V3H and V3M excluded). Signed-off-by: Jacopo Mondi --- .../bindings/display/renesas,cmm.txt | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/renesas,cmm.txt -- 2.22.0 diff --git a/Documentation/devicetree/bindings/display/renesas,cmm.txt b/Documentation/devicetree/bindings/display/renesas,cmm.txt new file mode 100644 index 000000000000..bc599b69c278 --- /dev/null +++ b/Documentation/devicetree/bindings/display/renesas,cmm.txt @@ -0,0 +1,33 @@ +* Renesas R-Car Color Management Module (CMM) + +Renesas R-Car image enhancement module connected to R-Car DU video channels. + +Required properties: + - compatible: shall be one or more of the following: + - "renesas,cmm-r8a7795": for R8A7795 (R-Car H3) compatible CMM. + - "renesas,cmm-r8a7796": for R8A7796 (R-Car M3-W) compatible CMM. + - "renesas,cmm-r8a77965": for R8A77965 (R-Car M3-N) compatible CMM. + - "renesas,cmm-r8a77990": for R8A77990 (R-Car E3) compatible CMM. + - "renesas,cmm-r8a77995": for R8A77995 (R-Car D3) compatible CMM. + - "renesas,rcar-gen3-cmm": for a generic R-Car Gen3 compatible CMM. + - "renesas,rcar-gen2-cmm": for a generic R-Car Gen2 compatible CMM. + + When the generic compatible string is specified, the SoC-specific + version corresponding to the platform should be listed first. + + - reg: the address base and length of the memory area where CMM control + registers are mapped to. + + - clocks: phandle and clock-specifier pair to the CMM functional clock + supplier. + +Example: +-------- + + cmm0: cmm@fea40000 { + compatible = "renesas,cmm-r8a7796"; + reg = <0 0xfea40000 0 0x1000>; + power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; + clocks = <&cpg CPG_MOD 711>; + resets = <&cpg 711>; + };