From patchwork Fri Aug 9 19:15:46 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Robin Murphy X-Patchwork-Id: 13759179 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 12FD9C3DA4A for ; Fri, 9 Aug 2024 19:20:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Dtt4NQ8CljnatcHx6V8Bb/G0v3MbXp0od+sMu2en1qI=; b=fpCiVhYIU8ME0LwtGGb/qA+Ncq JmyHDzOeuV9SBRQCLZDk6lPWYR5jy2/fGiq/ZLVCJmjJOwp+JIOtv0aIjkCayC0sHZQl0xoS4OcOh BlpAPsdFaatqTsX0v1u1HnQ/uo1U8yuD2oOErZMxdiDtDp0xUR+GXwIyklsSanCH3sArgqajnfvW3 pEUfKYWnRt11OyBecgF0BesA5jeK3vVIxf2XFs+kZQbqn/3s2d5/s+H4hT9lBPuWOOGU/T/pJXd3E rvob4cr4Dt5QlLLiyUxY68+0Y+qSHn0BqNH01fMX+K7wtWz7y0/O9q0fcV3OtKPBd+4ih35vFarpO NJb9pILQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1scVA4-0000000CLHF-0l6t; Fri, 09 Aug 2024 19:20:28 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1scV5n-0000000CKCn-2Syq for linux-arm-kernel@lists.infradead.org; Fri, 09 Aug 2024 19:16:04 +0000 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 636E413D5; Fri, 9 Aug 2024 12:16:28 -0700 (PDT) Received: from e121345-lin.cambridge.arm.com (e121345-lin.cambridge.arm.com [10.1.196.40]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id AD6F13F71E; Fri, 9 Aug 2024 12:16:01 -0700 (PDT) From: Robin Murphy To: will@kernel.org Cc: mark.rutland@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ilkka@os.amperecomputing.com, devicetree@vger.kernel.org Subject: [PATCH 7/8] dt-bindings: perf: arm-cmn: Add CMN S3 Date: Fri, 9 Aug 2024 20:15:46 +0100 Message-Id: X-Mailer: git-send-email 2.39.2.101.g768bb238c484.dirty In-Reply-To: References: MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240809_121603_687478_D0E9A231 X-CRM114-Status: UNSURE ( 9.56 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The CMN S3 PMU is functionally still very similar to CMN-700, however while the register contents are compatible, many of them are moved to different offsets. While this is technically discoverable by a careful driver that understands the part number in the peripheral ID registers (which do at least remain in the same place), a new unique compatible seems warranted to avoid any surprises. CC: Signed-off-by: Robin Murphy Acked-by: Rob Herring (Arm) --- Documentation/devicetree/bindings/perf/arm,cmn.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/perf/arm,cmn.yaml b/Documentation/devicetree/bindings/perf/arm,cmn.yaml index 2e51072e794a..0e9d665584e6 100644 --- a/Documentation/devicetree/bindings/perf/arm,cmn.yaml +++ b/Documentation/devicetree/bindings/perf/arm,cmn.yaml @@ -16,6 +16,7 @@ properties: - arm,cmn-600 - arm,cmn-650 - arm,cmn-700 + - arm,cmn-s3 - arm,ci-700 reg: