From patchwork Wed Jul 1 06:05:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 11635323 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 79FB0174A for ; Wed, 1 Jul 2020 06:05:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 613D52077D for ; Wed, 1 Jul 2020 06:05:36 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="ECbJxtpn" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726935AbgGAGFf (ORCPT ); Wed, 1 Jul 2020 02:05:35 -0400 Received: from perceval.ideasonboard.com ([213.167.242.64]:57838 "EHLO perceval.ideasonboard.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725272AbgGAGFf (ORCPT ); Wed, 1 Jul 2020 02:05:35 -0400 Received: from pendragon.bb.dnainternet.fi (81-175-216-236.bb.dnainternet.fi [81.175.216.236]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 6E882556; Wed, 1 Jul 2020 08:05:32 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1593583532; bh=cAPpglN2xOyZwNaJz5vkuiMr1mKvhjtTzuG3AM4dQE8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ECbJxtpn5Bf0lreo5ytw0i58FSqn/Q+DjU3385U5BWmibEHyHFWi4hXQcCUIF71LZ +JtAPl0rw6QB2nOVtpnKaBpo7CyG3IthpvU7caJ8QBc2HBOVb3/vsaDff1DFGO4SN0 +cXViKtg0hJumrZL+tJyVOBmZ7om/DZkQaBxrcyg= From: Laurent Pinchart To: linux-media@vger.kernel.org Cc: devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, dri-devel@lists.freedesktop.org, Rob Herring , =?utf-8?q?Niklas_S=C3=B6derlund?= Subject: [PATCH v2.1 1/8] dt-bindings: media: renesas,fcp: Convert binding to YAML Date: Wed, 1 Jul 2020 09:05:25 +0300 Message-Id: <20200701060525.9748-1-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200701060349.GE5963@pendragon.ideasonboard.com> References: <20200701060349.GE5963@pendragon.ideasonboard.com> MIME-Version: 1.0 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Convert the Renesas R-Car FCP text binding to YAML. Signed-off-by: Laurent Pinchart Reviewed-by: Geert Uytterhoeven Reviewed-by: Niklas Söderlund Reviewed-by: Rob Herring --- Changes since v2: - Refer to the correct device in the comment above the example Changes since v1: - Simplify comments on compatible strings - Update MAINTAINERS --- .../devicetree/bindings/media/renesas,fcp.txt | 34 ----------- .../bindings/media/renesas,fcp.yaml | 56 +++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 57 insertions(+), 35 deletions(-) delete mode 100644 Documentation/devicetree/bindings/media/renesas,fcp.txt create mode 100644 Documentation/devicetree/bindings/media/renesas,fcp.yaml diff --git a/Documentation/devicetree/bindings/media/renesas,fcp.txt b/Documentation/devicetree/bindings/media/renesas,fcp.txt deleted file mode 100644 index 79c37395b396..000000000000 --- a/Documentation/devicetree/bindings/media/renesas,fcp.txt +++ /dev/null @@ -1,34 +0,0 @@ -Renesas R-Car Frame Compression Processor (FCP) ------------------------------------------------ - -The FCP is a companion module of video processing modules in the Renesas R-Car -Gen3 and RZ/G2 SoCs. It provides data compression and decompression, data -caching, and conversion of AXI transactions in order to reduce the memory -bandwidth. - -There are three types of FCP: FCP for Codec (FCPC), FCP for VSP (FCPV) and FCP -for FDP (FCPF). Their configuration and behaviour depend on the module they -are paired with. These DT bindings currently support the FCPV and FCPF. - - - compatible: Must be one or more of the following - - - "renesas,fcpv" for generic compatible 'FCP for VSP' - - "renesas,fcpf" for generic compatible 'FCP for FDP' - - - reg: the register base and size for the device registers - - clocks: Reference to the functional clock - -Optional properties: - - power-domains : power-domain property defined with a power domain specifier - to respective power domain. - - -Device node example -------------------- - - fcpvd1: fcp@fea2f000 { - compatible = "renesas,fcpv"; - reg = <0 0xfea2f000 0 0x200>; - clocks = <&cpg CPG_MOD 602>; - power-domains = <&sysc R8A7795_PD_A3VP>; - }; diff --git a/Documentation/devicetree/bindings/media/renesas,fcp.yaml b/Documentation/devicetree/bindings/media/renesas,fcp.yaml new file mode 100644 index 000000000000..ec0cb42ca464 --- /dev/null +++ b/Documentation/devicetree/bindings/media/renesas,fcp.yaml @@ -0,0 +1,56 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/renesas,fcp.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Car Frame Compression Processor (FCP) + +maintainers: + - Laurent Pinchart + +description: | + The FCP is a companion module of video processing modules in the Renesas + R-Car Gen3 and RZ/G2 SoCs. It provides data compression and decompression, + data caching, and conversion of AXI transactions in order to reduce the + memory bandwidth. + + There are three types of FCP: FCP for Codec (FCPC), FCP for VSP (FCPV) and + FCP for FDP (FCPF). Their configuration and behaviour depend on the module + they are paired with. These DT bindings currently support the FCPV and FCPF. + +properties: + compatible: + enum: + - renesas,fcpv # FCP for VSP + - renesas,fcpf # FCP for FDP + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - reg + - clocks + +additionalProperties: false + +examples: + # R8A7795 (R-Car H3) FCP for VSP-D1 + - | + #include + #include + + fcp@fea2f000 { + compatible = "renesas,fcpv"; + reg = <0xfea2f000 0x200>; + clocks = <&cpg CPG_MOD 602>; + power-domains = <&sysc R8A7795_PD_ALWAYS_ON>; + }; +... diff --git a/MAINTAINERS b/MAINTAINERS index 634d2c3d621a..d69e49067d1a 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -10700,7 +10700,7 @@ L: linux-media@vger.kernel.org L: linux-renesas-soc@vger.kernel.org S: Supported T: git git://linuxtv.org/media_tree.git -F: Documentation/devicetree/bindings/media/renesas,fcp.txt +F: Documentation/devicetree/bindings/media/renesas,fcp.yaml F: drivers/media/platform/rcar-fcp.c F: include/media/rcar-fcp.h