From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (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 6C2C0343D67 for ; Thu, 30 Oct 2025 12:56:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761828969; cv=none; b=ROoWmYmKSU+RQJosJI+NBzkjeLORtK2wdD3i+BPlD+ITaMfmNZC1u5ksMIreOkV4nrFnSyuFfIB7zmgAi5J9qZgVm1ZIJ4dNpuOn7LvvUAtI13g+cmz1A7hkZvtTxj/w+9b7jXXgY1pvEtbtPyW4VmoQH+ZFHdsoCLMhvC0X/C8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761828969; c=relaxed/simple; bh=KQbToFNxIKZEOav2WExySd4IM3YdWRMB+9fwi/1SJSU=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=u/Az44yBAn7S5rn3RIWNqoIOAl1HlQjEjAxKA1QtufzxEW1ZmFPh8BizHWk+hZqOb+pyiFOV5hyxsBBmXuOynUlegG5ny+UBC3rNc8PQh8TdsZlmWREgl+sXaHdgGjqwM1k+LiLnMmgiwR0rnx5UGUfE6J5Y94nWmBtymKL/+zY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1vESBz-0004nE-8s; Thu, 30 Oct 2025 13:55:51 +0100 Received: from lupine.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::4e] helo=lupine) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vESBx-006DFj-09; Thu, 30 Oct 2025 13:55:49 +0100 Received: from pza by lupine with local (Exim 4.98.2) (envelope-from ) id 1vESBw-000000009Jt-3zT9; Thu, 30 Oct 2025 13:55:48 +0100 Message-ID: <845f360bb63bf3db5a57f90a5c474271a7194d9a.camel@pengutronix.de> Subject: Re: [PATCH v3 0/5] Add reset controllers for other TH1520 subsystems From: Philipp Zabel To: Yao Zi , Drew Fustini , Guo Ren , Fu Wei , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Michal Wilczynski Cc: linux-riscv@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Icenowy Zheng , Han Gao , Han Gao Date: Thu, 30 Oct 2025 13:55:48 +0100 In-Reply-To: <20251014131032.49616-1-ziyao@disroot.org> References: <20251014131032.49616-1-ziyao@disroot.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.1-1+deb13u1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org On Di, 2025-10-14 at 13:10 +0000, Yao Zi wrote: > TH1520 SoC is split into several subsystems, and each of them comes with > distinct reset controllers. We've already had the one for VO subsystem > documented as "thead,th1520-reset" and supported, and this series adds > support for others, including AO, VI, MISC, AP, DSP and VO. >=20 > For TH1520_RESET_ID_{NPU,WDT0,WDT1}, these're reset signals that have > been introduced along with support for the VO reset controller. However, > registers in control of these resets don't stay in the VO reset region, > instead they're AP-subsystem resets, thus the original ABI is > problematic. I remove them in PATCH 1 and reintroduce them in PATCH 2. [...] Patches 1-4 applied to reset/next, thanks! [1/5] dt-bindings: reset: thead,th1520-reset: Remove non-VO-subsystem reset= s https://git.pengutronix.de/cgit/pza/linux/commit/?id=3D68ce5ac15ff8 [2/5] dt-bindings: reset: thead,th1520-reset: Add controllers for more subs= ys https://git.pengutronix.de/cgit/pza/linux/commit/?id=3D76001d5d3cd1 [3/5] reset: th1520: Prepare for supporting multiple controllers https://git.pengutronix.de/cgit/pza/linux/commit/?id=3Dac3d323caee8 [4/5] reset: th1520: Support reset controllers in more subsystems https://git.pengutronix.de/cgit/pza/linux/commit/?id=3Df5da5084e282 regards Philipp