From patchwork Sun Jan 10 22:48:48 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Suzuki K Poulose X-Patchwork-Id: 360181 Delivered-To: patch@linaro.org Received: by 2002:a02:85a7:0:0:0:0:0 with SMTP id d36csp2405242jai; Sun, 10 Jan 2021 14:51:20 -0800 (PST) X-Google-Smtp-Source: ABdhPJyRKc0PuOLBoJQtNtRZZXD9wyUzgtaamOs13vz9AW0q87X+CIwrxsP9u6dOdij+aG55krV3 X-Received: by 2002:a17:906:3a0d:: with SMTP id z13mr8844007eje.2.1610319080506; Sun, 10 Jan 2021 14:51:20 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1610319080; cv=none; d=google.com; s=arc-20160816; b=Pi4d6u/LhM/FiPbkS24eb0MbG8WaS0hxwYlRugcl2s+yyQrURFPp/9OArrFxtp4fik /5Gc+0N9BzaR4bi4+tRx9vNJWMiQb4J2VWud9QHO1pDMnA7Y8JntvsPBMXHzCq693GH2 Jof6NZTnzbUmhIvaT6WOEB+2UGzxHEzqY8JFt7Edr9GDK9uJssOcZow30+Upb3bfjrYc CUzD9H0CLoESIGGCdo8qz/RKguq4/nkoc6TvXq6s6/C/VwKnDb/liOkla/hYqgy/p4IZ 7NWbf62lu5fSZgv+0oRrHfd9SKtuhlmTo2QcwVtaQZs8Q421WpglFZKJKn7mFzYGH2pC vbuw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from; bh=jrf2sAPGuXyvOciBnGInEnyN88PiH8yxkLav/VTzJUE=; b=wQ51SXfHczx6aysuJZLuWeqnB0TFg+uGJlghWbKxdobljxlm4OGYxe6M7Yisu9rHsz /SPJz9DM01iG/niteRuhAq00uN1RgW8hgXQkGqrPIkgCzU8FojUaXr4wpsym8jVkyVgr hVBUoV/K5bUhrE/hRSP6sMcGhTHgjjYedutIAJ/3IYxEbv5SFMUmZkC5ZzAFwOV58WlO 5AHEl2Tvq1cGp01i1tneDM5fnS569gxfkuSHAoUoJ3IviXp36y2BvmtBp6K1fPxOtSvW Suu3Scaf8qGcES3npZYz0E2UGhnKZJFN9qAF9Bch/CKHHMW5UkbefX741tqYgjMI6dRY r4kA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id v13si6229124edr.464.2021.01.10.14.51.19; Sun, 10 Jan 2021 14:51:20 -0800 (PST) Received-SPF: pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of devicetree-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=arm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726954AbhAJWvL (ORCPT + 6 others); Sun, 10 Jan 2021 17:51:11 -0500 Received: from foss.arm.com ([217.140.110.172]:39080 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727327AbhAJWu6 (ORCPT ); Sun, 10 Jan 2021 17:50:58 -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 09DFC1597; Sun, 10 Jan 2021 14:49:43 -0800 (PST) Received: from ewhatever.cambridge.arm.com (ewhatever.cambridge.arm.com [10.1.197.1]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 70F733F719; Sun, 10 Jan 2021 14:49:41 -0800 (PST) From: Suzuki K Poulose To: linux-arm-kernel@lists.infradead.org Cc: coresight@lists.linaro.org, mathieu.poirier@linaro.org, anshuman.khandual@arm.com, mike.leach@linaro.org, leo.yan@linaro.org, linux-kernel@vger.kernel.org, jonathan.zhouwen@huawei.com, catalin.marinas@arm.com, Suzuki K Poulose , devicetree@vger.kernel.org, Rob Herring Subject: [PATCH v7 26/28] dts: bindings: coresight: ETM system register access only units Date: Sun, 10 Jan 2021 22:48:48 +0000 Message-Id: <20210110224850.1880240-27-suzuki.poulose@arm.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20210110224850.1880240-1-suzuki.poulose@arm.com> References: <20210110224850.1880240-1-suzuki.poulose@arm.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Document the bindings for ETMs with system register accesses. Cc: devicetree@vger.kernel.org Cc: Mathieu Poirier Cc: Mike Leach Acked-by: Rob Herring Signed-off-by: Suzuki K Poulose --- Documentation/devicetree/bindings/arm/coresight.txt | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) -- 2.24.1 diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt index d711676b4a51..7f9c1ca87487 100644 --- a/Documentation/devicetree/bindings/arm/coresight.txt +++ b/Documentation/devicetree/bindings/arm/coresight.txt @@ -34,9 +34,12 @@ its hardware characteristcs. Program Flow Trace Macrocell: "arm,coresight-etm3x", "arm,primecell"; - - Embedded Trace Macrocell (version 4.x): + - Embedded Trace Macrocell (version 4.x), with memory mapped access. "arm,coresight-etm4x", "arm,primecell"; + - Embedded Trace Macrocell (version 4.x), with system register access only. + "arm,coresight-etm4x-sysreg"; + - Coresight programmable Replicator : "arm,coresight-dynamic-replicator", "arm,primecell";