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 9D81ECEFCF0 for ; Tue, 6 Jan 2026 18:53:08 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding: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=oYO5p75UGgbGYm00blLvxwY4qfzPbnXHml3ls2BGkb0=; b=yQg97nuZpF7wr6rsqDvD9PLhbk PhBHx8d1WqjabEbXL485sVCUGVb6XvSAK1I5hWh35S8xi8oDzJihbN3PipD+/HiErf3DhL2VN8p7s 4UmTbqotLTRxK4VNBIoKMf5OTmN24Jt2Z2utJ0cOdye73ZxtnzT63OMVf1mUo2Xe04J+uA9A6E9Pl 33Evq+EvNaiIVDh6XlkaHG66Lb9MxNkAoIJVdkI6WL8cQwKMaRd4iiRXkVHIqQmhV4Ag5bqRmjAjw 9s58cHhg6qYq6OhsvWBB1jteD5YSaNq/xoEvjj0f7etRMFDFGviIG17J06YWP8tYFvNHWFva5D0Ry dnJG1Mtg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdCAv-0000000Diox-3Nx9; Tue, 06 Jan 2026 18:53:01 +0000 Received: from gloria.sntech.de ([185.11.138.130]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vdCAs-0000000DioV-3QoI; Tue, 06 Jan 2026 18:53:00 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To; bh=oYO5p75UGgbGYm00blLvxwY4qfzPbnXHml3ls2BGkb0=; b=Eps9U6h0eO3F9Yk1f/nHDeanUD j+4USqm9bCRG/fAm+n39Sa3TQtaF/7vCKAtxQ9YXzkIP5tZeuxJTzq/y0eY2gRPlWP6mWVeRSu1js l8d37K5Q2zKK98KdZ087U1NdgvnO2Z7YpxLCgqUg5aR9ruRPGcGEkwED+sFO9baxR4OI1uNCN/+tJ GwaXrlxbw9ytJilp79JSRhN0Bkw4g+yHIilWUT0VQBGXZtEf0vB+ooTgzoYsXrMt84R0igoAYpLgP epz5yrl5uP2PMtS92d1ih+JDAhHjUhDyEEBSGIw2kMyXdPvJL6izYs9iTheV90yW+FXrfQo2GYHfM jGUF7DCQ==; Received: from [194.95.143.137] (helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1vdCAq-001Hmr-6q; Tue, 06 Jan 2026 19:52:56 +0100 From: Heiko Stuebner To: Quentin Schulz Cc: linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Heiko Stuebner Subject: Re: [PATCH 1/2] arm64: dts: rockchip: enable NPU on rk3588-tiger Date: Tue, 06 Jan 2026 19:52:56 +0100 Message-ID: <4495583.CbtlEUcBR6@phil> In-Reply-To: References: <20250812085213.1071106-1-heiko@sntech.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260106_105258_876920_EE922013 X-CRM114-Status: GOOD ( 18.94 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Am Freitag, 28. November 2025, 11:32:17 Mitteleurop=C3=A4ische Normalzeit s= chrieb Quentin Schulz: > Hi Heiko, >=20 > On 8/12/25 10:52 AM, Heiko Stuebner wrote: > > From: Heiko Stuebner > >=20 > > Enable the NPU cores and their mmus and wire up the supply-regulator. > > The regulator itself was already defined, but it does not need to be > > always on - the npu can control it. > >=20 > > Signed-off-by: Heiko Stuebner >=20 > Reviewed-by: Quentin Schulz > Tested-by: Quentin Schulz >=20 > I still have the same remark about regulator-boot-on but this isn't a=20 > blocker per-se. >=20 > The Oops I alluded to in my answer to the Jaguar patch is triggered by=20 > making DRM_ACCEL_ROCKET driver built-in instead of as a module. I'm not=20 > sure how much I will debug this on my side, I'll prolly just report this= =20 > on the ML in a few hours. Just for people stumbling over this, the cause is the pm-domains being on on boot and the iommu after probing disabling the domain. See discussion in https://lore.kernel.org/linux-rockchip/20251216055247.13150-1-rmxpzlb@gmail= =2Ecom/