From patchwork Wed Jan 26 07:19:24 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SmFzb24tSkggTGluICjmnpfnnb/npaUp?= X-Patchwork-Id: 12724650 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 671DBC28CF5 for ; Wed, 26 Jan 2022 07:21:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=E4tSGY5pC4qzz9Q9wEbfDc8r+em7KUCy/R9ncZ4lpiQ=; b=JqI932Y2Ko8AZg ml6UprOKcJQDqaZqaXD1/gkf6RrpPKIIGS4gvjcfHOxQzCAnUhj9K+gWdpHpCMPyoIGyypFQzLg1U +srmIF6WotOmUv26A7Jh/svmTROMolmBg6qec4y7DU0glKYGCVGLgvJ90MbvXa1mj7Hn4fsuMrgX8 JvuCkjA1uonyAdFiguc3HHp6KQVU5Ucw/y1Rgae9D26J9HAXees//bDT7CrDFi6a2F+5+BSvb3uUg IHPIWoolJxrDZ9zcQFnVQs3mIpf/JcjVJoetd3wVsLP94QlbeW4aAFJB+UOxrSOXjNZuSG10nXL7S 8IyL4HCYLChZFoShPO5Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nCcam-00ATEx-AY; Wed, 26 Jan 2022 07:19:44 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nCcag-00ATDQ-TL; Wed, 26 Jan 2022 07:19:40 +0000 X-UUID: bdd690b8ca35415290e3f956048f1256-20220126 X-UUID: bdd690b8ca35415290e3f956048f1256-20220126 Received: from mtkcas67.mediatek.inc [(172.29.193.45)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 830834201; Wed, 26 Jan 2022 00:19:37 -0700 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 25 Jan 2022 23:19:36 -0800 Received: from mtkcas11.mediatek.inc (172.21.101.40) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 26 Jan 2022 15:19:34 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas11.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Wed, 26 Jan 2022 15:19:34 +0800 From: jason-jh.lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , "Philipp Zabel" , AngeloGioacchino Del Regno Subject: [PATCH v15 04/12] dt-bindings: display: mediatek: dsc: add yaml for mt8195 SoC binding Date: Wed, 26 Jan 2022 15:19:24 +0800 Message-ID: <20220126071932.32615-5-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220126071932.32615-1-jason-jh.lin@mediatek.com> References: <20220126071932.32615-1-jason-jh.lin@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220125_231938_978126_17374EC8 X-CRM114-Status: GOOD ( 16.23 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Jitao shi , Maxime Coquelin , David Airlie , "jason-jh . lin" , singo.chang@mediatek.com, Fabien Parent , Alexandre Torgue , roy-cw.yeh@mediatek.com, linux-kernel@vger.kernel.org, CK Hu , moudy.ho@mediatek.com, linux-mediatek@lists.infradead.org, Daniel Vetter , hsinyi@chromium.org, Enric Balletbo i Serra , nancy.lin@mediatek.com, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 1. Add mediatek,dsc.yaml to describe DSC module in details. 2. Add mt8195 SoC binding to mediatek,dsc.yaml. Signed-off-by: jason-jh.lin Reviewed-by: Chun-Kuang Hu --- .../display/mediatek/mediatek,dsc.yaml | 71 +++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml new file mode 100644 index 000000000000..1ec083eff824 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsc.yaml @@ -0,0 +1,71 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,dsc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: mediatek display DSC controller + +maintainers: + - Chun-Kuang Hu + - Philipp Zabel + +description: | + The DSC standard is a specification of the algorithms used for + compressing and decompressing image display streams, including + the specification of the syntax and semantics of the compressed + video bit stream. DSC is designed for real-time systems with + real-time compression, transmission, decompression and Display. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8195-disp-dsc + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + items: + - description: DSC Wrapper Clock + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + mediatek,gce-client-reg: + description: + The register of client driver can be configured by gce with 4 arguments + defined in this property, such as phandle of gce, subsys id, + register offset and size. + Each subsys id is mapping to a base address of display function blocks + register which is defined in the gce header + include/dt-bindings/gce/-gce.h. + $ref: /schemas/types.yaml#/definitions/phandle-array + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - power-domains + - clocks + +additionalProperties: false + +examples: + - | + + dsc0: disp_dsc_wrap@1c009000 { + compatible = "mediatek,mt8195-disp-dsc"; + reg = <0 0x1c009000 0 0x1000>; + interrupts = ; + power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS0>; + clocks = <&vdosys0 CLK_VDO0_DSC_WRAP0>; + mediatek,gce-client-reg = <&gce1 SUBSYS_1c00XXXX 0x9000 0x1000>; + };