From patchwork Wed Sep 14 21:47:01 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Leo Li X-Patchwork-Id: 12976570 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 04834C6FA82 for ; Wed, 14 Sep 2022 21:50:17 +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=iOrQZ7wDEXGwBoOBD7ii2gfQlZRvHuzNhAd65mXgQAk=; b=VsTQ0aM2nhdWz8 Dly3dBnGABPcaN3wbaqbSGqeYTCUMAuF6amTww8g9X4arOB+DrKKRW8H/uII1z6D6vP6Gmrjd9wrK 9CmnwNRbJY9BXEMoHUt1IHT0NsctmFT8cki7dhEneHZasgaoD9KWsi5M6Ys/1ea9ZcfAEVVdUSnLV UKU0uo3qqTOC4nQX51ryiElCy1lPx2LRzKP6P6lot6m8hnNdUjs6lesA/2C7GEVVLeizebIINUpd8 em0plbyGt/r/c/qColQaknXffY+NSc6yIfNnNmrW2eXN8rqmBEYoqMRHKFwjf/gJeuFkVHaaxkk50 Sf8Ac+XFt7AdTMJPHcCg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oYaFq-00Akvp-RH; Wed, 14 Sep 2022 21:49:10 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oYaE0-00Air0-0l for linux-arm-kernel@lists.infradead.org; Wed, 14 Sep 2022 21:47:17 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id CF6B2201B2D; Wed, 14 Sep 2022 23:47:14 +0200 (CEST) Received: from smtp.na-rdc02.nxp.com (usphx01srsp001v.us-phx01.nxp.com [134.27.49.11]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 59DE6201AD0; Wed, 14 Sep 2022 23:47:14 +0200 (CEST) Received: from right.am.freescale.net (right.am.freescale.net [10.81.116.134]) by usphx01srsp001v.us-phx01.nxp.com (Postfix) with ESMTP id 491FE40AA3; Wed, 14 Sep 2022 14:47:13 -0700 (MST) From: Li Yang To: shawnguo@kernel.org, devicetree@vger.kernel.org Cc: robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Laurentiu Tudor , Robin Murphy , Li Yang Subject: [PATCH v2 09/11] arm64: dts: ls1043a: use a pseudo-bus to constrain usb and sata dma size Date: Wed, 14 Sep 2022 16:47:01 -0500 Message-Id: <20220914214703.29706-10-leoyang.li@nxp.com> X-Mailer: git-send-email 2.25.1.377.g2d2118b In-Reply-To: <20220914214703.29706-1-leoyang.li@nxp.com> References: <20220914214703.29706-1-leoyang.li@nxp.com> MIME-Version: 1.0 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220914_144716_368832_2B03D566 X-CRM114-Status: GOOD ( 10.78 ) 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 From: Laurentiu Tudor Wrap the usb and sata controllers in an intermediate simple-bus and use it to constrain the dma address size of these usb controllers to the 40 bits that they generate toward the interconnect. This is required because the SoC uses 48 bits address sizes and this mismatch would lead to smmu context faults because the usb generates 40-bit addresses while the smmu page tables are populated with 48-bit wide addresses. Suggested-by: Robin Murphy Signed-off-by: Laurentiu Tudor Signed-off-by: Li Yang --- .../arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 92 ++++++++++--------- 1 file changed, 50 insertions(+), 42 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi index 58c55335f09c..704f72caddd3 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi @@ -816,51 +816,59 @@ QORIQ_CLK_PLL_DIV(1)>, QORIQ_CLK_PLL_DIV(1)>; }; - usb0: usb@2f00000 { - compatible = "snps,dwc3"; - reg = <0x0 0x2f00000 0x0 0x10000>; - interrupts = <0 60 0x4>; - dr_mode = "host"; - snps,quirk-frame-length-adjustment = <0x20>; - snps,dis_rxdet_inp3_quirk; - usb3-lpm-capable; - snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; - status = "disabled"; - }; + aux_bus: aux_bus { + #address-cells = <2>; + #size-cells = <2>; + compatible = "simple-bus"; + ranges; + dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x00000000>; + + usb0: usb@2f00000 { + compatible = "snps,dwc3"; + reg = <0x0 0x2f00000 0x0 0x10000>; + interrupts = <0 60 IRQ_TYPE_LEVEL_HIGH>; + dr_mode = "host"; + snps,quirk-frame-length-adjustment = <0x20>; + snps,dis_rxdet_inp3_quirk; + usb3-lpm-capable; + snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; + status = "disabled"; + }; - usb1: usb@3000000 { - compatible = "snps,dwc3"; - reg = <0x0 0x3000000 0x0 0x10000>; - interrupts = <0 61 0x4>; - dr_mode = "host"; - snps,quirk-frame-length-adjustment = <0x20>; - snps,dis_rxdet_inp3_quirk; - usb3-lpm-capable; - snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; - status = "disabled"; - }; + usb1: usb@3000000 { + compatible = "snps,dwc3"; + reg = <0x0 0x3000000 0x0 0x10000>; + interrupts = <0 61 IRQ_TYPE_LEVEL_HIGH>; + dr_mode = "host"; + snps,quirk-frame-length-adjustment = <0x20>; + snps,dis_rxdet_inp3_quirk; + usb3-lpm-capable; + snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; + status = "disabled"; + }; - usb2: usb@3100000 { - compatible = "snps,dwc3"; - reg = <0x0 0x3100000 0x0 0x10000>; - interrupts = <0 63 0x4>; - dr_mode = "host"; - snps,quirk-frame-length-adjustment = <0x20>; - snps,dis_rxdet_inp3_quirk; - usb3-lpm-capable; - snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; - status = "disabled"; - }; + usb2: usb@3100000 { + compatible = "snps,dwc3"; + reg = <0x0 0x3100000 0x0 0x10000>; + interrupts = <0 63 IRQ_TYPE_LEVEL_HIGH>; + dr_mode = "host"; + snps,quirk-frame-length-adjustment = <0x20>; + snps,dis_rxdet_inp3_quirk; + usb3-lpm-capable; + snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>; + status = "disabled"; + }; - sata: sata@3200000 { - compatible = "fsl,ls1043a-ahci"; - reg = <0x0 0x3200000 0x0 0x10000>, - <0x0 0x20140520 0x0 0x4>; - reg-names = "ahci", "sata-ecc"; - interrupts = <0 69 0x4>; - clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL - QORIQ_CLK_PLL_DIV(1)>; - dma-coherent; + sata: sata@3200000 { + compatible = "fsl,ls1043a-ahci"; + reg = <0x0 0x3200000 0x0 0x10000>, + <0x0 0x20140520 0x0 0x4>; + reg-names = "ahci", "sata-ecc"; + interrupts = <0 69 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL + QORIQ_CLK_PLL_DIV(1)>; + dma-coherent; + }; }; msi1: msi-controller1@1571000 {