From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) (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 9FEDC34EEFC for ; Tue, 6 Jan 2026 18:52:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.11.138.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767725580; cv=none; b=TBxoCuntx79ueLiVXTJeoMXO2PeD7zxOP+REFVmsAeqzUJEWqzHbivHPh5M8oC/aHEHaPSOjeiKiyAc+t2x+brNuJ0IyYiRMJGNb5Es7u3rdgzEp+dZ3kugQYLyS5tK5T40ZQ5ykEBPZ7nxu+FDAU9Npk6Ok+o6danIOSXOLFwU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767725580; c=relaxed/simple; bh=oYO5p75UGgbGYm00blLvxwY4qfzPbnXHml3ls2BGkb0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ejbbzpDwPoalRcAWYYdiUq5cEyPNcJVwcRUUVtFILoFEgy3YyJm88SeaXfCzsmEQ2OjDLHQSkIkgtHFccMOZEphAj8YHZjb8pOvuL3Skeu/QAELyc3W19R99dmNd4rYLR0YXt0ZKtgggE+XBzS4QkTtfjv17ZEApIeEpakNUjw8= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de; spf=pass smtp.mailfrom=sntech.de; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b=Eps9U6h0; arc=none smtp.client-ip=185.11.138.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sntech.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b="Eps9U6h0" 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> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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/