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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B8C83C79FB6 for ; Sat, 12 Sep 2026 06:52:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=zFk+Td0Kkr3H+7Xt1FSjp2G22p3eW/nyXIFhtdYojiA=; b=Pjek+MvsJmGAPk bk8Ex6oGPexdfqc0RVvkMNgiGV5U4Ow/XrNjqTxhB7R6C2rKsKY0LmaWuVNOiMtvKHeZZ930K+yBr N2XTYDSsg5LJ4/bRY/iZMtkHPACJrOQC1y+4aEa6Fj0Dc65o1dB/O1lhPauAQyM11kjPROLBmEGnL 60PEuViZx+8IbRvUDe3eCzzw3rT+8MYGnngMTQkhIAyirS08HoM+7suNVH687DgnpAiMaaaGeuItI 8M9M/wFTR8ARLATmOusRUKZB45e2U2kXC5o3u5sK/esPQW150AGonAQkhnG/v700bci1C93WU5pFb 245xdwwj/U5rrnxaMQIQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x5HbE-00000000bfc-1cVS; Sat, 12 Sep 2026 06:52:32 +0000 Received: from fhigh-b3-smtp.messagingengine.com ([202.12.124.154]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x5HbA-00000000bcr-1b99; Sat, 12 Sep 2026 06:52:30 +0000 Received: from phl-compute-02.internal (phl-compute-02.internal [10.202.2.42]) by mailfhigh.stl.internal (Postfix) with ESMTP id 0B4207A009B; Sat, 12 Sep 2026 02:52:27 -0400 (EDT) Received: from phl-frontend-03 ([10.202.2.162]) by phl-compute-02.internal (MEProxy); Sat, 12 Sep 2026 02:52:27 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gahingwoo.com; h=cc:cc:content-transfer-encoding:content-type:date:date:from :from:in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to; s=fm2; t=1789195946; x= 1789282346; bh=2mKKiQO9zpo513ebYoXsjxDsShdmIQsmiSfHdP5Kuwk=; b=W OeEfcpF2CserbKBFBqwfGzoEVFzmFwt6Xee+pVLHWhHJy2p83GBI4113eRlu/AkB eOqn7tl79HBnf/svoO+LKD1lDw20C1SEZfyBn8EcuIi260cn1c4zIdMPpsFIobxK aMZyhOgRfMxb+qmoTugxZ3xmsRwHYwb/IoXo7kWhN2fqct+2WgPKwbvZCGj0l+Dc xNvOZV/chGFTFvhZ2iDS2Yt5vCkDfRQ6Ys5d8OuS3/fJVXHPsZ+7HLzeL9vhz3i3 NEFEy1ofsfW99qzO4s0U30HA4We6BBBniFF2eml/suTc3+z4oLW0y0oMPqsOEBOF ifYDRLCH6LiHj30nqrUCQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:subject:subject:to:to:x-me-proxy:x-me-sender :x-me-sender:x-sasl-enc; s=fm1; t=1789195946; x=1789282346; bh=2 mKKiQO9zpo513ebYoXsjxDsShdmIQsmiSfHdP5Kuwk=; b=kUmk15fQ444zlWr7O 6iUTtv7WXpcUaCfqExLOJqtwB7+ONzzFYC8SDNhlDK5n0euAXC4v4fpfgggNyc5d A+FZqlYZy3MTJjE6CN0fQ9bMafPrRGazi82IjFamzINSqUwavLRoeyLUJ/vVfV+7 Z8FlkD8Hcy6EfVksMiqU2H4TP+l6nJPJfgPuYRD7Km7PrB0DFQQ4Ap2Bqqk09gaD f8Eo3RLv+3SpV0PptFc1Tut83BgfT1swJ+ubE9gB+AAaEIkoavWG9d2PNVpqXz+W lmiu96ODDqK42TrhB+6ZlBBEOh6pF4M+WaB2cmkJ3F5Abxzvs3ojOaRDaLEwDMQ0 PE5rQ== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: dmFkZTEu1UivQs0afaRwUSouQVT9fA+dkflD6xboTnJ8/VAbYbVKvUN4MK/f41UbmxFFxr Ze/lAcGl5aaDrgNdh5RizAYp6gZ1Fmr3KCjz7zHDD4cOn39vzVmTzK5WxaodNDQGOkfvgV TdFpznrAgjbTayTTszyCWlN72zMOkFQpdze8A+hMde794s2VEYQ8toT2zFE5mRrYgzN6+t tk2rE/tKTqe3b+QIO1iV7bQxdgYWyGe9yctTl5iCm6FOwVGrXz7LH6jTkXm+ksK0e2c6Ew aHyzLoG7vkGqykDqvyMzIEE3oCVwgpZfOgFBq2VtY2d5nhXH0wGpaJHM0aFW6G+GK5/an7 ABdJM2mkn8coI7hbY5QaeQJJcbb6abS31gkUBP1Df2UTH5O+bK+tcVlG34lPX6IM9EMARG qdkIZ/9s4Ena7Mxqnq9A7v9P8MhDgn8OqlJPoM5mR7gboWWNSVsxjsFHptXLEPpI8M5Axs aaxkL/GEs9YLYxT1kddzJd/13YSn6bvWjjINzPidBffWTVXf+YFnptR8pGDNakp4CANzRA 2YnuMmaInjfz6OhZPl4fCEMBKy+oGx5X70msLejX3SzJATH98c0imNiGID2a3y0SJYjA88 FaMNspF4xqoPbZSrmYmgO9jvvuEdRbobE/K4SyMnFrUpMoy7dAcZw1IWJ16A X-ME-Proxy: Feedback-ID: i7a5e4b5f:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sat, 12 Sep 2026 02:52:18 -0400 (EDT) From: Jiaxing Hu To: tomeu@tomeuvizoso.net, heiko@sntech.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, ulfh@kernel.org, p.zabel@pengutronix.de, ogabbay@kernel.org, zhangqing@rock-chips.com Cc: royalnet026@gmail.com, abel.vesa@oss.qualcomm.com, sebastian.reichel@collabora.com, sidong.yang@furiosa.ai, u.kleine-koenig@baylibre.com, chaoyi.chen@rock-chips.com, diederik@cknow-tech.com, alchark@flipper.net, dri-devel@lists.freedesktop.org, linux-rockchip@lists.infradead.org, iommu@lists.linux.dev, linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Jiaxing Hu , Conor Dooley Subject: [PATCH v12 07/14] dt-bindings: power: rockchip: allow resets in a power domain node Date: Sat, 12 Sep 2026 18:50:46 +1200 Message-ID: <20260912065053.1519165-8-gahing@gahingwoo.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260912065053.1519165-1-gahing@gahingwoo.com> References: <20260912065053.1519165-1-gahing@gahingwoo.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260911_235228_463956_87A9F9AC X-CRM114-Status: UNSURE ( 8.71 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Some domains do not come up in a usable state on their own and need their resets cycled once power is on. The RK3576 NPU domains are one case: without it the first access after power-on takes an async SError. Signed-off-by: Jiaxing Hu Acked-by: Conor Dooley --- .../bindings/power/rockchip,power-controller.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/power/rockchip,power-controller.yaml b/Documentation/devicetree/bindings/power/rockchip,power-controller.yaml index b41db576f..83741f048 100644 --- a/Documentation/devicetree/bindings/power/rockchip,power-controller.yaml +++ b/Documentation/devicetree/bindings/power/rockchip,power-controller.yaml @@ -136,6 +136,13 @@ $defs: A number of phandles to clocks that need to be enabled while power domain switches state. + resets: + maxItems: 1 + description: + A phandle to a reset that needs to be cycled once the power domain has + been switched on, for domains whose logic does not come up in a usable + state by itself. + domain-supply: description: domain regulator supply. @@ -216,6 +223,7 @@ examples: reg = ; clocks = <&cru ACLK_IEP>, <&cru HCLK_IEP>; + resets = <&cru SRST_A_IEP>; pm_qos = <&qos_iep>; #power-domain-cells = <0>; }; -- 2.43.0 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip