From patchwork Tue Jul 12 06:36:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jiucheng Xu X-Patchwork-Id: 12914538 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 14DC0C433EF for ; Tue, 12 Jul 2022 06:38:00 +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=rqQ/UQDCILGObTa1dhF1mev0w7Mb0Az2NEt3zjMiCXw=; b=BDh7ls5BGwM1IW N/z7Gp9ckPDUb+bSsnGQqxx/MinkUAqT+yqNWqyvt23/j2cIO78yWSYwLv+uRS9wKC7NLcr8ejejQ TiCLVLIMpL7KiimHjZbvQ4k3vLttc6At64H48Fwt1po86zH6fjs6zCXIbMKY1jbvWkO9FDBUBQOXo DdNFYvr29DDbC/ZIF9JjZV8U4Ktwt3N0S9MRVvaWbDHRZmZM5xh0F8CrmChOyqElvzDYgBCcLiX5q 0Rsyir4+JjhTYG9MP+7unIt97Nuar4KNP0blk+i5lUi2FR7Qbgy1+dSlUXg2/sQwldTQFi4TuT1Ew p45mHsdAlyrRGTiGB7sQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oB9Wp-0083Vx-Ei; Tue, 12 Jul 2022 06:37:51 +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 1oB9WI-0083Fb-Lq; Tue, 12 Jul 2022 06:37:20 +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; Tue, 12 Jul 2022 14:37:00 +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 4/4] dt-binding:perf: Add Amlogic DDR PMU Date: Tue, 12 Jul 2022 14:36:41 +0800 Message-ID: <20220712063641.2790997-4-jiucheng.xu@amlogic.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220712063641.2790997-1-jiucheng.xu@amlogic.com> References: <20220712063641.2790997-1-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-20220711_233718_731279_21BB190E X-CRM114-Status: GOOD ( 12.90 ) 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 --- .../devicetree/bindings/perf/aml-ddr-pmu.yaml | 51 +++++++++++++++++++ MAINTAINERS | 1 + 2 files changed, 52 insertions(+) create mode 100644 Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml diff --git a/Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml b/Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml new file mode 100644 index 000000000000..c586b4ab4009 --- /dev/null +++ b/Documentation/devicetree/bindings/perf/aml-ddr-pmu.yaml @@ -0,0 +1,51 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/perf/aml-ddr-pmu.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Amlogic G12 DDR performance monitor + +maintainers: + - Jiucheng Xu + +properties: + compatible: + oneOf: + - enum: + - aml,g12-ddr-pmu + - items: + - enum: + - aml,g12-ddr-pmu + - const: aml,g12-ddr-pmu + + reg: + maxItems: 2 + + interrupts: + maxItems: 1 + +required: + - compatible + - model + - dmc_nr + - chann_nr + - reg + - interrupts + - interrupt-names + +additionalProperties: false + +examples: + - | + ddr_pmu: ddr_pmu { + compatible = "amlogic,g12-ddr-pmu"; + model = "g12a"; + dmc_nr = <1>; + chann_nr = <4>; + reg = <0x0 0xff638000 0x0 0x100 + 0x0 0xff638c00 0x0 0x100>; + interrupts = ; + interrupt-names = "ddr_pmu"; + }; + }; diff --git a/MAINTAINERS b/MAINTAINERS index fd2a56a339b4..ac0a1df4622d 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/aml-ddr-pmu.yaml F: drivers/perf/amlogic/ F: include/soc/amlogic/