From patchwork Thu Jun 16 11:08:28 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 12883734 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 9B79CC43334 for ; Thu, 16 Jun 2022 11:10:05 +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=X3lAx5TzCRavd6YNJU2lmjaBIGtAn9jz50tbw4X3Rp4=; b=kEr6hGwI4nbYwf 9pl06UppqK9CZqsyMLDc5qxO5aUEVyPK5t8I1VpjzB8qzr8Bl62ri6gH97UzWBoRZpiK80bd3ySB9 dpshZ26m4eMlYajmZzslypOM6Iaa+v+IlHBSX1UgbrW8OGIxTmBtQTrDJTFEFo4dGcmh841hBZAyZ SsZ7yIZ2juXk1kTiDskJEkgUnjcxeGkDihxy/XMUReUxp4merUVdaI7CEAZCuajd0UzKPyoL6ghT9 SWpPPrQ/WYtp5tK1cWbi/24BSDFemXcxsUuzmmD6QSbJDEkmNjeruaKPFqU+hGZ18b87OBRSKLs/k 4GcIRkOHDmMv0iP7mdfg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o1nN3-0020BJ-CH; Thu, 16 Jun 2022 11:09:05 +0000 Received: from madras.collabora.co.uk ([46.235.227.172]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o1nMg-001zxq-T5; Thu, 16 Jun 2022 11:08:44 +0000 Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 08A03660174E; Thu, 16 Jun 2022 12:08:40 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1655377721; bh=ExJFlSnUtgqqgVmFJCi6/ptIBr5RYYqDfWGyXotjCbE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RXEjEtpHAuMBQKe5gfWQGtmSNlD6gU+b7hdIry9297HGhwn5YooUHBG2yRCZdmtvN KVrP4gC4T2jCpizYjXwJRp9DXL34TmHawMEuQuZYswoBW9ktKj0mfu+Mp+edlj24XP jMOb/PvQaX3MlY68P8FJAvonkKtJZrrDlil51vFOSkNibTcYJb/Cs+nftAdkt3GJuL f4Rvky/KQG6q/AXlKsPGGfjSu60jclmAD9leX/e2bCvB+10okof/toZY6gy1czucgN 511nYB1ZxTW/fScUgQJCvjr31IeKxLHzvEXGS7iinMv2usS4i5qlydxGH07SD32CQ4 TXfMr1sDckAQQ== From: AngeloGioacchino Del Regno To: yong.wu@mediatek.com Cc: joro@8bytes.org, will@kernel.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, matthias.bgg@gmail.com, iommu@lists.linux-foundation.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, krzysztof.kozlowski@linaro.org, miles.chen@mediatek.com, AngeloGioacchino Del Regno Subject: [PATCH v4 3/5] arm64: dts: mediatek: mt8173: Add mediatek,infracfg phandle for IOMMU Date: Thu, 16 Jun 2022 13:08:28 +0200 Message-Id: <20220616110830.26037-4-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220616110830.26037-1-angelogioacchino.delregno@collabora.com> References: <20220616110830.26037-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220616_040843_106684_7C89C3FE X-CRM114-Status: GOOD ( 10.10 ) 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 The IOMMU driver now looks for the "mediatek,infracfg" phandle as a new way to retrieve a syscon to that: even though the old way is retained, it has been deprecated and the driver will write a message in kmsg advertising to use the phandle way instead. For this reason, assign the right phandle to mediatek,infracfg in the iommu node. Signed-off-by: AngeloGioacchino Del Regno Reviewed-by: Miles Chen --- arch/arm64/boot/dts/mediatek/mt8173.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8173.dtsi b/arch/arm64/boot/dts/mediatek/mt8173.dtsi index e14b6e68c4df..b6f65c688f02 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -581,6 +581,7 @@ iommu: iommu@10205000 { interrupts = ; clocks = <&infracfg CLK_INFRA_M4U>; clock-names = "bclk"; + mediatek,infracfg = <&infracfg>; mediatek,larbs = <&larb0>, <&larb1>, <&larb2>, <&larb3>, <&larb4>, <&larb5>; #iommu-cells = <1>;