From patchwork Wed May 18 10:05:00 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: 12853471 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 7A520C433FE for ; Wed, 18 May 2022 10:07:22 +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=uaZKxHJMNQN0ATvpO3h9kTp0jd6Xuv5e+8jo/n/yYdA=; b=pyIn4vvMoqMLEJ zMS2uvkETJDOQgHJug5c8jxIGef3Kd9lAGJSj/HCXGvMPR9fLJnqrqQN+mkCpTqSkmdN50QSK1Nv5 Rvu5Wkz31k2p6+itqEo6Opu2fYdy5OJwhFvI34axu8TDBusRKJzeOOUyD6pEli34MAKw6Z0ju7v3C JsTHkSY3cAQtGI7PR3l0OVtR3GqaS5ipW5Knr/vBr9ySTeYTS3/KaqUtDmdXxWNWq1LLU0gKVAFWy zNYPK9K3eDi0y+Dgf4SU4sC+6tz7OXmpwfnceYovxrl+0UoavokDW5FwRLFEThUkhKNo1FKs6docF kHdF/pE56Blb0S4AJSqg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrGaH-001FmR-Jh; Wed, 18 May 2022 10:07:13 +0000 Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nrGYQ-001Egl-NL; Wed, 18 May 2022 10:05:21 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: kholk11) with ESMTPSA id D048F1F44E0B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1652868314; bh=+xTyEZ131wWMOMNxSY33aVPVZoxl3tqtIBcQv4cQtYw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=D1vp+/AwIas/9dOAytAhqaGYFF/9ac9nRiYcMReBB49LkaAcP31lRYdpULf1VS1SF cEjTybeVHaZFAHgwxqh11jciQsrb28ENTeg8dN5Q/7YFOCncRGirCbQGQpDMVg1q0M HUZQZcn6afPA0ez9BITloBRac7pIwBiFAEo02wOsBn+jVRBFzUEeMpFoqM9pCp2llZ osCTplyIdDD0KUAgaGhqpaRNs4n20bmze5pCBC9YDjnGHNsheMqmDzOa3UvAmA6V24 uGMk40rfjHouEFuxGi0ku4uD2F9dygsDLroKK1o6+NPYQxLNQEjvW0dzA4VGw6f0wZ +8Gj0vRtIV0Yw== 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, AngeloGioacchino Del Regno Subject: [PATCH v2 4/7] arm64: dts: mediatek: mt8173: Add mediatek, infracfg phandle for IOMMU Date: Wed, 18 May 2022 12:05:00 +0200 Message-Id: <20220518100503.37279-5-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220518100503.37279-1-angelogioacchino.delregno@collabora.com> References: <20220518100503.37279-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220518_030518_933914_1A7D6639 X-CRM114-Status: GOOD ( 10.36 ) X-BeenThere: linux-mediatek@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-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=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 --- 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 40d7b47fc52e..825a3c670373 100644 --- a/arch/arm64/boot/dts/mediatek/mt8173.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8173.dtsi @@ -588,6 +588,7 @@ 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>;