From nobody Thu Oct 2 18:08:55 2025 Received: from mailout3.samsung.com (mailout3.samsung.com [203.254.224.33]) (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 35EF0274FDE for ; Mon, 15 Sep 2025 05:11:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=203.254.224.33 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757913073; cv=none; b=AIQB1dAwEhGuoUN9P1cHDifj+YHcREsjDGfqn6+7rzx19YFAUTL0L/EWc4VodlQOvJGzMUlnQI1EAgaWZkogErcxNU4h75XL0aF+YEArrqnNuE8Vk0IrswxtX/6dEFbDuAVSUGq3cF6NUNf/tlhIAMashzHFqOCKjZ8TTQ3vnv8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757913073; c=relaxed/simple; bh=KmEQCW9Cql9a5TIIg9oOo7EoLIf6c3rjcaWqnBj9prU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:MIME-Version: Content-Type:References; b=Hj6qCrqPFMQh/FoMJHRYq7KA425m0BEhM2rb7uDmLi1U+2cfTEiOznzglOrxSuTaykLrQ8O7f7NDAIED34guq0ZChec7aFzfyEB4A2cYxAtJtIIZ+xaCNr8obVBK9bDtE//h6H8B8j4+9EPuFa/qkpLjW9NCeq71Lnf+XVBjsS4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com; spf=pass smtp.mailfrom=samsung.com; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b=TiZkmvwe; arc=none smtp.client-ip=203.254.224.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=samsung.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=samsung.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=samsung.com header.i=@samsung.com header.b="TiZkmvwe" Received: from epcas2p3.samsung.com (unknown [182.195.41.55]) by mailout3.samsung.com (KnoxPortal) with ESMTP id 20250915051108epoutp03c7e1d62ed91167e4c211efe2763144c9~lXJ8-MV-g2559025590epoutp037 for ; Mon, 15 Sep 2025 05:11:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 mailout3.samsung.com 20250915051108epoutp03c7e1d62ed91167e4c211efe2763144c9~lXJ8-MV-g2559025590epoutp037 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=samsung.com; s=mail20170921; t=1757913068; bh=qmqMtJNrFtzSEf/7j5AmJKS9QXgfr+PbsuXopig7LdI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=TiZkmvwe8V7Z02jiyiP6KDXZImnEjRU6RlgmLFElerxuTKKzowFtPjq7+0EdojUN2 j4DNah1pgjbVytIIOVtQV//RaomPVraUFG+iZ4Jqe+zhrEQx1Ch5ix+62JIV5TWYTd abhAc7BS7+Mi2WJnju5LO9j8fcfNgdzl10sJjBVc= Received: from epsnrtp04.localdomain (unknown [182.195.42.156]) by epcas2p3.samsung.com (KnoxPortal) with ESMTPS id 20250915051107epcas2p3a1ed106ddcd5760e4396e66b59d975af~lXJ8JG-xt0284402844epcas2p3U; Mon, 15 Sep 2025 05:11:07 +0000 (GMT) Received: from epcas2p2.samsung.com (unknown [182.195.36.99]) by epsnrtp04.localdomain (Postfix) with ESMTP id 4cQCmW0kVNz6B9mB; Mon, 15 Sep 2025 05:11:07 +0000 (GMT) Received: from epsmtip1.samsung.com (unknown [182.195.34.30]) by epcas2p3.samsung.com (KnoxPortal) with ESMTPA id 20250915051106epcas2p37bc7519afa767689f6ea23b2dde9fb61~lXJ674Us-0246002460epcas2p3m; Mon, 15 Sep 2025 05:11:06 +0000 (GMT) Received: from tayo (unknown [10.229.9.198]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20250915051106epsmtip11720c0cdef36e4498c987188846be9e2~lXJ63Fhuv0849808498epsmtip1A; Mon, 15 Sep 2025 05:11:06 +0000 (GMT) From: "myunggeun.ji" To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alim Akhtar , Marek Szyprowski , Joerg Roedel , Will Deacon , Robin Murphy , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, iommu@lists.linux.dev Cc: Jongho Park , kiisung lee , "myunggeun.ji" Subject: [PATCH 2/2] arm64: dts: exynosautov920: Add DT node for sysMMU Date: Mon, 15 Sep 2025 14:13:20 +0900 Message-ID: <20250915051320.3378957-3-myunggeun.ji@samsung.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250915051320.3378957-1-myunggeun.ji@samsung.com> 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 X-CMS-MailID: 20250915051106epcas2p37bc7519afa767689f6ea23b2dde9fb61 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: AUTO_CONFIDENTIAL CMS-TYPE: 102P cpgsPolicy: CPGSC10-234,Y X-CFilter-Loop: Reflected X-CMS-RootMailID: 20250915051106epcas2p37bc7519afa767689f6ea23b2dde9fb61 References: <20250915051320.3378957-1-myunggeun.ji@samsung.com> System Memory Management Unit(SysMMU) for dpuf also called iommu. This sysmmu is version 9.0. DPUF has 3 dma blk, each channel is mapped to one iommu. Signed-off-by: myunggeun.ji --- .../arm64/boot/dts/exynos/exynosautov920.dtsi | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi b/arch/arm64/bo= ot/dts/exynos/exynosautov920.dtsi index 0fdf2062930a..ec3dc77b46bf 100644 --- a/arch/arm64/boot/dts/exynos/exynosautov920.dtsi +++ b/arch/arm64/boot/dts/exynos/exynosautov920.dtsi @@ -1494,6 +1494,27 @@ cmu_cpucl2: clock-controller@1ee00000 { "switch", "cluster"; }; + + sysmmu_dpuf0: sysmmu@18040000 { + compatible =3D "samsung,exynos-sysmmu"; + reg =3D <0x18040000 0x10000>; + interrupts =3D ; + #iommu-cells =3D <0>; + }; + + sysmmu_dpuf1: sysmmu@18440000 { + compatible =3D "samsung,exynos-sysmmu"; + reg =3D <0x18440000 0x10000>; + interrupts =3D ; + #iommu-cells =3D <0>; + }; + + sysmmu_dpuf2: sysmmu@18840000 { + compatible =3D "samsung,exynos-sysmmu"; + reg =3D <0x18840000 0x10000>; + interrupts =3D ; + #iommu-cells =3D <0>; + }; }; =20 timer { --=20 2.50.1