From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2618C2D0D2 for ; Thu, 19 Dec 2019 08:23:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8512F2465E for ; Thu, 19 Dec 2019 08:23:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=ti.com header.i=@ti.com header.b="Oq7g6zyI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726656AbfLSIX7 (ORCPT ); Thu, 19 Dec 2019 03:23:59 -0500 Received: from lelv0143.ext.ti.com ([198.47.23.248]:53706 "EHLO lelv0143.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726620AbfLSIX7 (ORCPT ); Thu, 19 Dec 2019 03:23:59 -0500 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id xBJ8NQ3T036225; Thu, 19 Dec 2019 02:23:26 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1576743806; bh=4SdVxjR+zOM6VA8t/16WqwKT6bljtLTGX5bR3GE62pE=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=Oq7g6zyIZZckXEI1APgeRQJaYzjlnFkpxPQ1BiN9t+HhM94OBsVrYg9rmDFJPHkqt tJoIVfIjh1DxJBMJGk5ZkpWJg4sK7ZGYeHjFy/LChnGvQMSHEsAMg3uXC6acScen3b fmtmNFyKgCTw0yOG6pFIeO/RUSkE/fFwcO0fDqqU= Received: from DFLE105.ent.ti.com (dfle105.ent.ti.com [10.64.6.26]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id xBJ8NQcL086477 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Thu, 19 Dec 2019 02:23:26 -0600 Received: from DFLE103.ent.ti.com (10.64.6.24) by DFLE105.ent.ti.com (10.64.6.26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1847.3; Thu, 19 Dec 2019 02:23:25 -0600 Received: from fllv0039.itg.ti.com (10.64.41.19) 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 via Frontend Transport; Thu, 19 Dec 2019 02:23:25 -0600 Received: from jadmar.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0039.itg.ti.com (8.15.2/8.15.2) with ESMTP id xBJ8NJI5095098; Thu, 19 Dec 2019 02:23:23 -0600 From: Jyri Sarha To: , CC: , , , , , , , , , , Subject: [PATCH v4 1/5] dt-bindings: display: ti,k2g-dss: Add dt-schema yaml binding Date: Thu, 19 Dec 2019 10:23:15 +0200 Message-ID: X-Mailer: git-send-email 2.17.1 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 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 Signed-off-by: Jyri Sarha --- .../bindings/display/ti/ti,k2g-dss.yaml | 114 ++++++++++++++++++ 1 file changed, 114 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..17d27ed84bc0 --- /dev/null +++ b/Documentation/devicetree/bindings/display/ti/ti,k2g-dss.yaml @@ -0,0 +1,114 @@ +# 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: + maxItems: 5 + description: | + Addresses to each DSS memory region described in the SoC's TRM. + The reg-names refer to memory regions as follows: + reg-names: Region Name in TRM: Description: + cfg DSSUL_0_CFG DSS top level + common DISPC_COMMON DISPC common + vid1 DISPC_VID1 VID1 video plane + ovr1 DISPC_OVR1 OVR1 overlay manager for vp1 + vp1 DISPC_VP1 VP1 video port 1 + + reg-names: + items: + - const: cfg + - const: common + - const: vid1 + - const: ovr1 + - const: vp1 + + clocks: + maxItems: 2 + description: + phandles to clock nodes for DSS functional clock (fck) and video + port 1 pixel clock (vp1). + + 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>; + }; + }; + }; + }; -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. 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