From patchwork Thu Feb 27 18:22:07 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andre Przywara X-Patchwork-Id: 204111 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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=unavailable 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 59B6CC35E17 for ; Thu, 27 Feb 2020 18:24:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3D9742469C for ; Thu, 27 Feb 2020 18:24:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730857AbgB0SWl (ORCPT ); Thu, 27 Feb 2020 13:22:41 -0500 Received: from foss.arm.com ([217.140.110.172]:56720 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730842AbgB0SWj (ORCPT ); Thu, 27 Feb 2020 13:22:39 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 36C2730E; Thu, 27 Feb 2020 10:22:39 -0800 (PST) Received: from donnerap.arm.com (donnerap.cambridge.arm.com [10.1.197.25]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 8C2B13F73B; Thu, 27 Feb 2020 10:22:37 -0800 (PST) From: Andre Przywara To: Rob Herring , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Cc: Maxime Ripard , Robert Richter , soc@kernel.org, Jon Loeliger , Mark Langsdorf , Eric Auger , Will Deacon , Catalin Marinas Subject: [PATCH v2 10/13] dt-bindings: memory-controllers: Convert Calxeda DDR to json-schema Date: Thu, 27 Feb 2020 18:22:07 +0000 Message-Id: <20200227182210.89512-11-andre.przywara@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200227182210.89512-1-andre.przywara@arm.com> References: <20200227182210.89512-1-andre.przywara@arm.com> Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Convert the Calxeda DDR memory controller binding to DT schema format using json-schema. Although this technically covers the whole DRAM controller, the intention to use it only for error reporting and mapping fault addresses to DRAM chips. Signed-off-by: Andre Przywara --- .../memory-controllers/calxeda-ddr-ctrlr.txt | 16 ------- .../memory-controllers/calxeda-ddr-ctrlr.yaml | 42 +++++++++++++++++++ 2 files changed, 42 insertions(+), 16 deletions(-) delete mode 100644 Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.txt create mode 100644 Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml diff --git a/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.txt b/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.txt deleted file mode 100644 index 049675944b78..000000000000 --- a/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.txt +++ /dev/null @@ -1,16 +0,0 @@ -Calxeda DDR memory controller - -Properties: -- compatible : Should be: - - "calxeda,hb-ddr-ctrl" for ECX-1000 - - "calxeda,ecx-2000-ddr-ctrl" for ECX-2000 -- reg : Address and size for DDR controller registers. -- interrupts : Interrupt for DDR controller. - -Example: - - memory-controller@fff00000 { - compatible = "calxeda,hb-ddr-ctrl"; - reg = <0xfff00000 0x1000>; - interrupts = <0 91 4>; - }; diff --git a/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml b/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml new file mode 100644 index 000000000000..d9739501d61d --- /dev/null +++ b/Documentation/devicetree/bindings/memory-controllers/calxeda-ddr-ctrlr.yaml @@ -0,0 +1,42 @@ +# SPDX-License-Identifier: GPL-2.0 +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/memory-controllers/calxeda-ddr-ctrlr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Calxeda DDR memory controller binding + +description: | + The Calxeda DDR memory controller is initialised and programmed by the + firmware, but an OS might want to read its registers for error reporting + purposes and to learn about the DRAM topology. + +maintainers: + - Andre Przywara + +properties: + compatible: + enum: + - calxeda,hb-ddr-ctrl + - calxeda,ecx-2000-ddr-ctrl + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + memory-controller@fff00000 { + compatible = "calxeda,hb-ddr-ctrl"; + reg = <0xfff00000 0x1000>; + interrupts = <0 91 4>; + };