From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D38C5EB64DC for ; Tue, 18 Jul 2023 01:47:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230092AbjGRBrE (ORCPT ); Mon, 17 Jul 2023 21:47:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35464 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229470AbjGRBrD (ORCPT ); Mon, 17 Jul 2023 21:47:03 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7138FE47 for ; Mon, 17 Jul 2023 18:47:00 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 04AC26134B for ; Tue, 18 Jul 2023 01:47:00 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4B9A2C433C7; Tue, 18 Jul 2023 01:46:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1689644819; bh=x+4Px5s0/7c/kcYknu2hEtJNoz94JfZLCEkKuEbYY9E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=YWRKu4YL+9QdrWgjzDj0J1zaeMqVotbhrSQU8uOOWBD0zVpOnCQ2OL74edH1lNuTU nHZzW21c4kyMg++8JYxgkq6QsyjLb1/F/uop+tHuaZRP/pyzTPew9b+k9wS0915XsK RfuoDtIiK2AOx78MV4JUc58dFJTKSgyHaxqpYNx74GZ3eFkQjzVu4SL2JpvsKdJHBI JrNE/l86okFuyftXjVy58XYlmTOEYYiehPnTUnvRGJBBTBYvZqajleVoJJmTUaBvqQ b4RXBjugfQRNsPBK8NDCyJwnkXYLU8UR4hXzElOIP2QhCIa5pHvu82SarChSR6+zbv dprGx560zyZ5A== Date: Tue, 18 Jul 2023 09:46:49 +0800 From: Shawn Guo To: Alexander Stein Cc: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Sascha Hauer , Fabio Estevam , Pengutronix Kernel Team , NXP Linux Team , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Frank Li Subject: Re: [PATCH 1/1] arm64: dts: imx8mq: Add coresight trace components Message-ID: <20230718014649.GT9559@dragon> References: <20230616075914.2315189-1-alexander.stein@ew.tq-group.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20230616075914.2315189-1-alexander.stein@ew.tq-group.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Fri, Jun 16, 2023 at 09:59:14AM +0200, Alexander Stein wrote: > Add coresight trace components (ETM, ETF, ETB and Funnel). > > ┌───────┐ ┌───────┐ ┌───────┐ > │ CPU0 ├─►│ ETM0 ├─►│ │ > └───────┘ └───────┘ │ │ > │ │ > ┌───────┐ ┌───────┐ │ ATP │ > │ CPU1 ├─►│ ETM1 ├─►│ │ > └───────┘ └───────┘ │ │ > │ FUNNEL│ > ┌───────┐ ┌───────┐ │ │ > │ CPU2 ├─►│ ETM2 ├─►│ │ > └───────┘ └───────┘ │ │ ┌─────┐ > │ │ │ │ > ┌───────┐ ┌───────┐ │ │ │ M4 │ > │ CPU3 ├─►│ ETM3 ├─►│ │ │ │ > └───────┘ └───────┘ └───┬───┘ └──┬──┘ AXI > │ │ ▲ > ▼ ▼ │ > ┌───────────────────────────┐ ┌─────┐ ┌─┴──┐ > │ ATP FUNNEL ├──►│ ETF ├─► │ETR │ > └───────────────────────────┘ └─────┘ └────┘ > > Signed-off-by: Alexander Stein > --- > This is a 1:1 copy from commit 71c2ac9a2a3da ("arm64: dts: imx8mp: Add > coresight trace components") with the following changes: > * Adjust clock names > * Replace (Cortex-)M7 with M4 in comment > * Remove Audio DSP funnel port > > This is untested, but the base addresses for the components are > identical in the reference manuals. I prefer to have it tested in some way before we apply it. Shawn