From patchwork Wed Jan 15 11:45:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jyri Sarha X-Patchwork-Id: 11333853 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 BB15413B4 for ; Wed, 15 Jan 2020 11:45:58 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 9978522522 for ; Wed, 15 Jan 2020 11:45:58 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ti.com header.i=@ti.com header.b="hR1XW9Z2" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9978522522 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=ti.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id A481C6E928; Wed, 15 Jan 2020 11:45:53 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from lelv0143.ext.ti.com (lelv0143.ext.ti.com [198.47.23.248]) by gabe.freedesktop.org (Postfix) with ESMTPS id C801C6E928 for ; Wed, 15 Jan 2020 11:45:52 +0000 (UTC) Received: from lelv0265.itg.ti.com ([10.180.67.224]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id 00FBjkII085605; Wed, 15 Jan 2020 05:45:46 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1579088746; bh=EFbunVMnnFMU4axLDfCJQjiA8ZrCRoFLw6vkLXM3CdE=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=hR1XW9Z2zbOzxb+FMel1zjK9h0+nheEB+cvlTK1/AZ16nF7sjmI5MEwNPB8hmz/xn QIvOn/vsG4Mf2qr6S097JuQyomQiNkl3fYstyADomnn9p5fVTivSLShWg7uOO243hz p0vxQPP9Gar8uxC1WnPZOc5ujVrQLA75i/GHAJNk= Received: from DFLE103.ent.ti.com (dfle103.ent.ti.com [10.64.6.24]) by lelv0265.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 00FBjkfM099654 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 15 Jan 2020 05:45:46 -0600 Received: from DFLE108.ent.ti.com (10.64.6.29) by DFLE103.ent.ti.com (10.64.6.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Wed, 15 Jan 2020 05:45:44 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DFLE108.ent.ti.com (10.64.6.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3 via Frontend Transport; Wed, 15 Jan 2020 05:45:44 -0600 Received: from jadmar.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 00FBjdgS054185; Wed, 15 Jan 2020 05:45:42 -0600 From: Jyri Sarha To: , Subject: [PATCH v6 1/5] dt-bindings: display: ti, k2g-dss: Add dt-schema yaml binding Date: Wed, 15 Jan 2020 13:45:35 +0200 Message-ID: <64d864ad519c9861eb8f9fd35cdcee00c5af4b4b.1579086894.git.jsarha@ti.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: yamonkar@cadence.com, praneeth@ti.com, peter.ujfalusi@ti.com, tomi.valkeinen@ti.com, laurent.pinchart@ideasonboard.com, sjakhade@cadence.com, sam@ravnborg.org, maxime@cerno.tech Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add dt-schema yaml bindig for K2G DSS, an ultra-light version of TI Keystone Display SubSystem. Version history: v2: no change v3: - Add ports node - Add includes to dts example - reindent dts example v4: - Add descriptions to reg and clocks properties - Remove minItems when its value is the same as maxItems value - Remove ports node v5: - itemize reg and clocks properties' descriptions v6: - Add Reviewed-by: from Rob Herring and Benoit Parrot Signed-off-by: Jyri Sarha Reviewed-by: Rob Herring Reviewed-by: Benoit Parrot --- .../bindings/display/ti/ti,k2g-dss.yaml | 109 ++++++++++++++++++ 1 file changed, 109 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/ti/ti,k2g-dss.yaml diff --git a/Documentation/devicetree/bindings/display/ti/ti,k2g-dss.yaml b/Documentation/devicetree/bindings/display/ti/ti,k2g-dss.yaml new file mode 100644 index 000000000000..532bb4794968 --- /dev/null +++ b/Documentation/devicetree/bindings/display/ti/ti,k2g-dss.yaml @@ -0,0 +1,109 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +# Copyright 2019 Texas Instruments Incorporated +%YAML 1.2 +--- +$id: "http://devicetree.org/schemas/display/ti/ti,k2g-dss.yaml#" +$schema: "http://devicetree.org/meta-schemas/core.yaml#" + +title: Texas Instruments K2G Display Subsystem + +maintainers: + - Jyri Sarha + - Tomi Valkeinen + +description: | + The K2G DSS is an ultra-light version of TI Keystone Display + SubSystem. It has only one output port and video plane. The + output is DPI. + +properties: + compatible: + const: ti,k2g-dss + + reg: + items: + - description: cfg DSS top level + - description: common DISPC common + - description: VID1 video plane 1 + - description: OVR1 overlay manager for vp1 + - description: VP1 video port 1 + + reg-names: + items: + - const: cfg + - const: common + - const: vid1 + - const: ovr1 + - const: vp1 + + clocks: + items: + - description: fck DSS functional clock + - description: vp1 Video Port 1 pixel clock + + clock-names: + items: + - const: fck + - const: vp1 + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + description: phandle to the associated power domain + + port: + type: object + description: + Port as described in Documentation/devictree/bindings/graph.txt. + The DSS DPI output port node + + max-memory-bandwidth: + $ref: /schemas/types.yaml#/definitions/uint32 + description: + Input memory (from main memory to dispc) bandwidth limit in + bytes per second + +required: + - compatible + - reg + - reg-names + - clocks + - clock-names + - interrupts + - port + +additionalProperties: false + +examples: + - | + #include + #include + + dss: dss@02540000 { + compatible = "ti,k2g-dss"; + reg = <0x02540000 0x400>, + <0x02550000 0x1000>, + <0x02557000 0x1000>, + <0x0255a800 0x100>, + <0x0255ac00 0x100>; + reg-names = "cfg", "common", "vid1", "ovr1", "vp1"; + clocks = <&k2g_clks 0x2 0>, + <&k2g_clks 0x2 1>; + clock-names = "fck", "vp1"; + interrupts = ; + + power-domains = <&k2g_pds 0x2>; + + max-memory-bandwidth = <230000000>; + ports { + #address-cells = <1>; + #size-cells = <0>; + port@0 { + dpi_out: endpoint { + remote-endpoint = <&sii9022_in>; + }; + }; + }; + };