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: 12929908 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 50E0CC00144 for ; Tue, 26 Jul 2022 23:05:06 +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:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=tjhLfxL/xT7BiLO7v/6o3VQQDnxIY5LiO/i6OTClE4U=; b=hnXw12R/DAciom C4B5+Tr52oq4AGnGc46/uj8c/DcacEpyknMKm0OhHI2itcqu3JZ4vMeWvUMj4GNxHnLosOJ1Qp8T5 xgiyosKGiHOC8HO6WCndeVaBPcrmJshuPOY/Siq/lycMrBFlG9pqWj0lDEkXKSKA1l9tftTdU9cyi koZECkSFEObCvFxVquUAW2bae2qYM0hh2N6EQnaT7d7wNtFlDWDPZ/hz/Y6O2E3QzeYhkA8GVkkZp klXkOSThWxJTYAYb3wF4wOatdbHhYOfyTX+er8/3Lh5D5kFTrZEBSz43keKvF9bvB61jwn4HEiSxQ 0+drpcWwmmGi4fGE8gvQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oGTbi-005SlX-5n; Tue, 26 Jul 2022 23:04:54 +0000 Received: from mail-sh.amlogic.com ([58.32.228.43]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oGTap-005Raj-0b; Tue, 26 Jul 2022 23:04:00 +0000 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] X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220726_160359_130290_BFD28DD5 X-CRM114-Status: GOOD ( 12.62 ) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-amlogic" Errors-To: linux-amlogic-bounces+linux-amlogic=archiver.kernel.org@lists.infradead.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/