From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C373F15C14A; Mon, 19 Aug 2024 09:42:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724060529; cv=none; b=GEpCih8DsYaUrraGWDn1MvqODkgLMiWio1NfVNmElYb/j7rcVe4Daj6ESTZnAJKtRkCpIevvA5oBOueAOmxPvcI890l6qm1JA+EmSANqLM5MdUdopaARctQ4vFJ2w5hO3BzUeVRK4EETEn8AFDjKml9K2m6pLiQmzS37iyaos7Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724060529; c=relaxed/simple; bh=QY2YqyXbzzAP1jifQ0Elxh+EVO5gLxI2waRuw+35aFo=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Z1Wo7ER0Sj3CLWUrEwRzCXE2QtUe8AOwCOocKeUULkqxfyCkmqTM6hqL0od6T4hCcuUYQ7UQq5weBFYSRQayenXg54t/MN/MMGb4gWZ3wXfA252L0OqTwiYcoB7tF+LsErsjtOx8+QnYjo9yGws49fKj2nHaIChAGi7XD5mXVRQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GC0tduA8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GC0tduA8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 53095C32782; Mon, 19 Aug 2024 09:42:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724060529; bh=QY2YqyXbzzAP1jifQ0Elxh+EVO5gLxI2waRuw+35aFo=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=GC0tduA8P2X+YA9sAnmHVQtsXy/Zn2QXtXlr5vLP/ZVklLGKkfaQr0rrzY7/N6fWZ MYPeKMehORuVidaXjk8ZNWRUfu5igWtE8UDWpUPtjBrzPtAXzfsJfmVPuMzflnznGq /pQctDcwX/clYAmW5rwojVaPXHTmPp67O8xDDlARFo4Z7srwlinTO9wSXd/BzmoW+X 5LXVOHfPtbG8GibvLAaQmNPTbM0+gLQlMtxUXAXS4cHVantmYTGn3XpyEyHjjEe/Dn wiKKx5Vm8IA15aQY8LOUwka4UFt0qz+F3POlQPovpK9lZmZFRTjVpJZuVH1Ue8qmYD STkqqw17thmDg== Message-ID: <6b5ae88d-ddcc-4927-8bc7-132c0b23a3e7@kernel.org> Date: Mon, 19 Aug 2024 11:41:59 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 3/5] dt-bindings: arm: Add Coresight TMC Control Unit hardware To: JieGan Cc: Suzuki K Poulose , Mike Leach , James Clark , Alexander Shishkin , Maxime Coquelin , Alexandre Torgue , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Konrad Dybcio , Jinlong Mao , coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Tingwei Zhang , Yuanfang Zhang , Tao Zhang , Song Chai , linux-arm-msm@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com References: <20240812024141.2867655-1-quic_jiegan@quicinc.com> <20240812024141.2867655-4-quic_jiegan@quicinc.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 19/08/2024 11:06, JieGan wrote: > On Mon, Aug 19, 2024 at 08:26:19AM +0200, Krzysztof Kozlowski wrote: >> On 12/08/2024 04:41, Jie Gan wrote: >>> + >>> +maintainers: >>> + - Yuanfang Zhang >>> + - Mao Jinlong >>> + - Jie Gan >>> + >>> +description: >>> + The Coresight TMC Control unit controls various Coresight behaviors. >>> + It works as a helper device when connected to TMC ETR device. >>> + It is responsible for controlling the data filter function based on >>> + the source device's Trace ID for TMC ETR device. The trace data with >>> + that Trace id can get into ETR's buffer while other trace data gets >>> + ignored. >>> + >>> +properties: >>> + compatible: >>> + enum: >>> + - qcom,sa8775p-ctcu >>> + >>> + reg: >>> + maxItems: 1 >>> + >>> + clocks: >>> + maxItems: 1 >>> + >>> + clock-names: >>> + items: >>> + - const: apb >>> + >>> + in-ports: >>> + $ref: /schemas/graph.yaml#/properties/ports >>> + >>> + patternProperties: >>> + '^port(@[0-7])?$': >> >> I see only two ports in the example. How many are there in reality? > Existing projects can have a maximum of two ports. I used the range 0-7 as I consider > it unlikely to have more than 8 ports. Maybe it's intended as a large buffer for > futher design needs. Please do not create buffers in the bindings. This must be specific, so [01] Best regards, Krzysztof