From patchwork Tue Jul 26 23:03:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiucheng Xu X-Patchwork-Id: 593571 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DD169C19F2B for ; Tue, 26 Jul 2022 23:03:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239935AbiGZXDw (ORCPT ); Tue, 26 Jul 2022 19:03:52 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54096 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239913AbiGZXDv (ORCPT ); Tue, 26 Jul 2022 19:03:51 -0400 Received: from mail-sh.amlogic.com (mail-sh.amlogic.com [58.32.228.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 60E77EE2E; Tue, 26 Jul 2022 16:03:50 -0700 (PDT) Received: from droid01-xa.amlogic.com (10.88.11.200) by mail-sh.amlogic.com (10.18.11.5) with Microsoft SMTP Server id 15.1.2176.14; Wed, 27 Jul 2022 07:03:43 +0800 From: Jiucheng Xu To: , , , CC: Rob Herring , Krzysztof Kozlowski , Will Deacon , Mark Rutland , Neil Armstrong , Kevin Hilman , Jerome Brunet , Martin Blumenstingl , Chris Healy , Jiucheng Xu Subject: [PATCH v2 4/4] dt-binding: perf: Add Amlogic DDR PMU Date: Wed, 27 Jul 2022 07:03:29 +0800 Message-ID: <20220726230329.2844101-4-jiucheng.xu@amlogic.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220726230329.2844101-1-jiucheng.xu@amlogic.com> References: <20220726230329.2844101-1-jiucheng.xu@amlogic.com> MIME-Version: 1.0 X-Originating-IP: [10.88.11.200] Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Add binding documentation for the Amlogic G12 series DDR performance monitor unit. Signed-off-by: Jiucheng Xu --- Changes v1 -> v2: - Rename file, from aml_ddr_pmu.yaml to amlogic,g12_ddr_pmu.yaml - Delete "model", "dmc_nr", "chann_nr" new properties - Fix compiling error --- .../bindings/perf/amlogic,g12_ddr_pmu.yaml | 45 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 46 insertions(+) create mode 100644 Documentation/devicetree/bindings/perf/amlogic,g12_ddr_pmu.yaml diff --git a/Documentation/devicetree/bindings/perf/amlogic,g12_ddr_pmu.yaml b/Documentation/devicetree/bindings/perf/amlogic,g12_ddr_pmu.yaml new file mode 100644 index 000000000000..46ef52b61492 --- /dev/null +++ b/Documentation/devicetree/bindings/perf/amlogic,g12_ddr_pmu.yaml @@ -0,0 +1,45 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/perf/amlogic,g12-ddr-pmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic G12 DDR performance monitor + +maintainers: + - Jiucheng Xu + +properties: + compatible: + oneOf: + - items: + - enum: + - amlogic,g12b-ddr-pmu + amlogic,g12a-ddr-pmu + amlogic,sm1-ddr-pmu + - const: amlogic,g12-ddr-pmu + + reg: + maxItems: 2 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + ddr_pmu: ddr_pmu { + + #include + + compatible = "amlogic,g12a-ddr-pmu"; + reg = <0x0 0xff638000 0x0 0x100 + 0x0 0xff638c00 0x0 0x100>; + interrupts = ; + }; diff --git a/MAINTAINERS b/MAINTAINERS index fd2a56a339b4..e358ee0a5c72 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1055,6 +1055,7 @@ M: Jiucheng Xu S: Supported W: http://www.amlogic.com F: Documentation/admin-guide/perf/aml-ddr-pmu.rst +F: Documentation/devicetree/bindings/perf/amlogic,g12-ddr-pmu.yaml F: drivers/perf/amlogic/ F: include/soc/amlogic/