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 2C91CC71136 for ; Mon, 16 Jun 2025 18:29:16 +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-Type: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Reply-To:Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=DZUahN6DxDXYTNrWVt0vfUSw9D2zwky0ZLpJ58A2hyc=; b=fqShORVGKCh7DRPOw/ny7YOJSL IAm7Kqq9GbD7KC16VrbzIW9WOZdBhWvVpa8WuzFXy0QLUeY1qKA7JhwrufsIGuW8uUspp2ps9nyXQ Z7nXNlbFClgtsczOjhZ2UJBXSfORGyTXFhqR933t1CSti+NpbwA8IbugseucoXsj6v/Ec3AiS0A2x RZ3j8PZPE2vEQfMaG+iFu/LxvhvonaSv7MUsCn9xvoqDP0t8IO/n/rUwFuZuY04+eAXu8lo7hIIWu caKKSXEVo2/Hg7gnR9VLDvWsLzR2OT39ehyk/tx94k5FABfCJTJIp2xKugUn8kTz8rDvKGmRjAwxF nE8nzx1A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uREZy-00000005Dcu-3ngc; Mon, 16 Jun 2025 18:29:10 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uRByx-00000004usj-1m2w; Mon, 16 Jun 2025 15:42:48 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id F3A0E45133; Mon, 16 Jun 2025 15:42:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 831C7C4CEF0; Mon, 16 Jun 2025 15:42:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750088566; bh=EL96VpQZzhoPtchVrd8NRiz8LeFclfDJXhz0xUwdWEg=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=M5Ka/c3Pxo+O35mhlGpQYbsO72F4TNYunYxC9sAiN0UEZIa60ATRi78eLQwlw6bgB raQRDb4JhgkjOV9Kd45dAKE7FK72iXYWxdfRy6mU5bbXypwMbRt+FYr6wtiovTqWBm Vu4A21c35saGJ9Z5JbcT88hX6baMyaLHvGwaXMhVmNEmzWYBAk2ach3q9DRvZ2Ipsk Rnk+vVVByYuFwlCBHF++frBXTaZ2UZla0C7b0GBjD7rQ78CCtpTLdNH7dnJQwuckV7 9TM8VTo/DTm9qcr1yC3+gpJKSzqCAGG/3ZABybuPDdfteDDxOygw6B+lJwdmr3iPDa Y3UKalyDBFfvw== Date: Mon, 16 Jun 2025 16:42:41 +0100 From: Conor Dooley To: Benjamin Gaignard Cc: joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, heiko@sntech.de, nicolas.dufresne@collabora.com, p.zabel@pengutronix.de, mchehab@kernel.org, iommu@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-media@vger.kernel.org, kernel@collabora.com Subject: Re: [PATCH 2/5] dt-bindings: iommu: verisilicon: Add binding for VSI IOMMU Message-ID: <20250616-contempt-remix-5af2b7281cbd@spud> References: <20250616145607.116639-1-benjamin.gaignard@collabora.com> <20250616145607.116639-3-benjamin.gaignard@collabora.com> <20250616-winter-strict-db98f85db22d@spud> <5c971c09-c398-40a3-9ed5-ec38b6645e1d@collabora.com> MIME-Version: 1.0 In-Reply-To: <5c971c09-c398-40a3-9ed5-ec38b6645e1d@collabora.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250616_084247_504232_C7BD2B4A X-CRM114-Status: GOOD ( 23.47 ) 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: multipart/mixed; boundary="===============0211208753618398055==" Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org --===============0211208753618398055== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="3uegz8X9AMqKgIIC" Content-Disposition: inline --3uegz8X9AMqKgIIC Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jun 16, 2025 at 05:30:44PM +0200, Benjamin Gaignard wrote: >=20 > Le 16/06/2025 =E0 17:14, Conor Dooley a =E9crit=A0: > > On Mon, Jun 16, 2025 at 04:55:50PM +0200, Benjamin Gaignard wrote: > > > Add a device tree binding for the Verisilicon (VSI) IOMMU. This IOMMU= sits > > > in front of hardware encoder and decoder blocks on SoCs using Verisil= icon IP, > > > such as the Rockchip RK3588. > > >=20 > > > Signed-off-by: Benjamin Gaignard > > > --- > > > .../bindings/iommu/verisilicon,iommu.yaml | 71 ++++++++++++++++= +++ > > > 1 file changed, 71 insertions(+) > > > create mode 100644 Documentation/devicetree/bindings/iommu/verisili= con,iommu.yaml > > >=20 > > > diff --git a/Documentation/devicetree/bindings/iommu/verisilicon,iomm= u.yaml b/Documentation/devicetree/bindings/iommu/verisilicon,iommu.yaml > > > new file mode 100644 > > > index 000000000000..acef855fc61d > > > --- /dev/null > > > +++ b/Documentation/devicetree/bindings/iommu/verisilicon,iommu.yaml > > > @@ -0,0 +1,71 @@ > > > +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) > > > +%YAML 1.2 > > > +--- > > > +$id: http://devicetree.org/schemas/iommu/verisilicon,iommu.yaml# > > > +$schema: http://devicetree.org/meta-schemas/core.yaml# > > > + > > > +title: Verisilicon IOMMU > > > + > > > +maintainers: > > > + - Benjamin Gaignard > > > + > > > +description: |+ > > > + A Versilicon iommu translates io virtual addresses to physical add= resses for > > > + its associated video decoder. > > > + > > > +properties: > > > + compatible: > > > + oneOf: > > > + - items: > > > + - const: verisilicon,iommu > > You're missing a soc-specific compatible at the very least here, but is > > there really no versioning on the IP at all? I'd be surprised if > > verisilicon only produced exactly one version of an iommu IP. >=20 > I only aware this version of the iommu for the moment. "for the moment", yeah. Is there any information that could be used to version this available? > Does adding verisilicon,rk3588-iommu sound good for you ? It'd be "rockchip,rk3588-iommu", but sure. --3uegz8X9AMqKgIIC Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaFA7cQAKCRB4tDGHoIJi 0iCzAP9YCsHKGIYiBpnknc4NXqsdt+3vAksXP7lkL3rhV72dnAD/V+ZJlq0CxEGR YIn/c1CTX5YI8+iwECvQSNErsd1qHAo= =gnvG -----END PGP SIGNATURE----- --3uegz8X9AMqKgIIC-- --===============0211208753618398055== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip --===============0211208753618398055==--