From patchwork Wed Nov 13 10:05:50 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacopo Mondi X-Patchwork-Id: 11241615 X-Patchwork-Delegate: kieran@bingham.xyz Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id EF2211850 for ; Wed, 13 Nov 2019 10:04:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D96552245C for ; Wed, 13 Nov 2019 10:04:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727374AbfKMKER (ORCPT ); Wed, 13 Nov 2019 05:04:17 -0500 Received: from relay6-d.mail.gandi.net ([217.70.183.198]:45073 "EHLO relay6-d.mail.gandi.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726155AbfKMKEQ (ORCPT ); Wed, 13 Nov 2019 05:04:16 -0500 X-Originating-IP: 93.34.114.233 Received: from uno.lan (93-34-114-233.ip49.fastwebnet.it [93.34.114.233]) (Authenticated sender: jacopo@jmondi.org) by relay6-d.mail.gandi.net (Postfix) with ESMTPSA id 0F130C0015; Wed, 13 Nov 2019 10:04:11 +0000 (UTC) From: Jacopo Mondi To: laurent.pinchart@ideasonboard.com, kieran.bingham+renesas@ideasonboard.com, geert@linux-m68k.org, horms@verge.net.au, uli+renesas@fpond.eu Cc: Jacopo Mondi , airlied@linux.ie, daniel@ffwll.ch, linux-renesas-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Rob Herring Subject: [PATCH v7 1/7] dt-bindings: display: renesas,cmm: Add R-Car CMM documentation Date: Wed, 13 Nov 2019 11:05:50 +0100 Message-Id: <20191113100556.15616-2-jacopo+renesas@jmondi.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191113100556.15616-1-jacopo+renesas@jmondi.org> References: <20191113100556.15616-1-jacopo+renesas@jmondi.org> MIME-Version: 1.0 Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@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). Reviewed-by: Rob Herring Reviewed-by: Kieran Bingham Reviewed-by: Laurent Pinchart Signed-off-by: Jacopo Mondi --- .../bindings/display/renesas,cmm.yaml | 67 +++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/renesas,cmm.yaml diff --git a/Documentation/devicetree/bindings/display/renesas,cmm.yaml b/Documentation/devicetree/bindings/display/renesas,cmm.yaml new file mode 100644 index 000000000000..a57037b9e9ba --- /dev/null +++ b/Documentation/devicetree/bindings/display/renesas,cmm.yaml @@ -0,0 +1,67 @@ +# SPDX-License-Identifier: GPL-2.0-only +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/renesas,cmm.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Car Color Management Module (CMM) + +maintainers: + - Laurent Pinchart + - Kieran Bingham + - Jacopo Mondi + +description: |+ + Renesas R-Car color management module connected to R-Car DU video channels. + It provides image enhancement functions such as 1-D look-up tables (LUT), + 3-D look-up tables (CLU), 1D-histogram generation (HGO), and color + space conversion (CSC). + +properties: + compatible: + oneOf: + - items: + - enum: + - renesas,r8a7795-cmm + - renesas,r8a7796-cmm + - renesas,r8a77965-cmm + - renesas,r8a77990-cmm + - renesas,r8a77995-cmm + - const: renesas,rcar-gen3-cmm + - items: + - const: renesas,rcar-gen2-cmm + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + resets: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - clocks + - resets + - power-domains + +additionalProperties: false + +examples: + - | + #include + #include + + cmm0: cmm@fea40000 { + compatible = "renesas,r8a7796-cmm", + "renesas,rcar-gen3-cmm"; + reg = <0 0xfea40000 0 0x1000>; + power-domains = <&sysc R8A7796_PD_ALWAYS_ON>; + clocks = <&cpg CPG_MOD 711>; + resets = <&cpg 711>; + };