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 3703F3176E0; Sat, 21 Mar 2026 10:44:36 +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=1774089876; cv=none; b=pTcWo/K8JAVCIMuT2JAMAzkVYWrhPH5VoAjgBYDvfqvj6P9K3vxynj9hTMl2KErQZof2bt2s1o+hK+XwnPmXDv/MuFsiLuj2Etl2S0xoThaUO2zRk2F2/vN57eRE0UpKAumm0daElGnkrQ5pnFSptkkxqtoDkUMFsBflE28RGc8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774089876; c=relaxed/simple; bh=M9as8yUXW+U1s7wVMlwZOyhJYgE1gI5CZxx7KjO7IyU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=e1pPi8C2HfOdMQozXD4JTFmxZVdphmptWKE8VKhFc6ohCbA6nAmJGVd/+yOK9XHh0Gz9PK1l0IdhSvRynbbF7hg7ecpd8SiCjZaWSWtkccL6gZi+g6zAT5jdKhbS6QVwOHaq1+dLPC8z5V+gtTZC+n4EGl0Tc353WPwZQh5E6iE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VuOGAJB0; 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="VuOGAJB0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 36A95C19421; Sat, 21 Mar 2026 10:44:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774089875; bh=M9as8yUXW+U1s7wVMlwZOyhJYgE1gI5CZxx7KjO7IyU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=VuOGAJB0xPJFqXaIPyKKG9O/8ynVmBv7ltnq4TzkPKBcI4DLDvwaNuTPol5567gOP WTdz3/Vzc1fPesS5H4alScfSe5kUO4u6OWdjuU62ojG/zg7Ih66XgflCGmt3WnZA04 GbQMagq/rOuFWW5GIm/+9In6szVSU3uIPBRtojsbFFJ2kHklo3nLsoNQ60kQcsedhs mUAo1yla7VKCb3zgU6257Nn8EQvtVYeDhqZP9XGjC4seW4OLfrN6LfKftNN/y7du84 HsgEBWlEugI6rxeaZbgw/6lwmBa2Lm/AVTO8lkfPrUNHyEKEwMNxzx5iTXjiccTIn3 apXUp/j8sCqiQ== Date: Sat, 21 Mar 2026 11:44:33 +0100 From: Krzysztof Kozlowski To: Alexey Klimov Cc: Sylwester Nawrocki , Chanwoo Choi , Alim Akhtar , Sam Protsenko , Michael Turquette , Stephen Boyd , Rob Herring , Conor Dooley , Tudor Ambarus , Jassi Brar , Krzysztof Kozlowski , Peter Griffin , linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/5] Exynos850 APM-to-AP mailbox support Message-ID: <20260321-beautiful-garnet-magpie-de4fbd@quoll> References: <20260320-exynos850-ap2apm-mailbox-v1-0-983eb3f296fc@linaro.org> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260320-exynos850-ap2apm-mailbox-v1-0-983eb3f296fc@linaro.org> On Fri, Mar 20, 2026 at 09:15:12PM +0000, Alexey Klimov wrote: > Hi all, > > This patch series introduces support for the APM-to-AP mailbox on the > Exynos850 SoC. This mailbox is required for communicating with the APM > co-processor using ACPM. > > The Exynos850 mailbox operates similarly to the existing gs101 > implementation, but the register offsets and IRQ mask bits differ. > This series abstracts these differences into platform-specific data > structures matched via the device tree. > > Also, it requires APM-to-AP mailbox clock in CMU_APM block. > > In theory this can be split into two series with correct dependecies: > device tree node requires clock changes to be merged. The suggestion > is to let this go through Samsung SoC tree with corresponding acks > if it is okay. I don't understand why this cannot be split into two seris *practically*. What is exactly the dependency between mailbox and DTS, that it had to be combined here? Best regards, Krzysztof