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[23.128.96.18]) by mx.google.com with ESMTP id n18si7325630ejj.459.2020.05.18.16.46.36; Mon, 18 May 2020 16:46:59 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=eWauLexN; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732896AbgERSQ2 (ORCPT + 99 others); Mon, 18 May 2020 14:16:28 -0400 Received: from mail.kernel.org ([198.145.29.99]:37652 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731888AbgERR6U (ORCPT ); Mon, 18 May 2020 13:58:20 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6125A207C4; Mon, 18 May 2020 17:58:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1589824699; bh=z2CwPlf7bz18Akb6Y2vLQl3VvY12zCFv4kN7QHx18fs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=eWauLexNjhIjluFPNjp6o3FsuRfb94sLap8u9TJatbmK3BtegNMh3Mdf0YBevwVCd LOzBtSyhhOf1myHMIAM2CsuVj6Ns4azomeh8YNpEAouC356DIpXB2UZGkg1ZJyE//1 xJjkMOkqLavJf20zRZ0Djp3wfL1hjEkMggbTj0ac= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, stable@kernel.org, Kishon Vijay Abraham I , Tony Lindgren Subject: [PATCH 5.4 115/147] ARM: dts: dra7: Fix bus_dma_limit for PCIe Date: Mon, 18 May 2020 19:37:18 +0200 Message-Id: <20200518173527.379496085@linuxfoundation.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200518173513.009514388@linuxfoundation.org> References: <20200518173513.009514388@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Kishon Vijay Abraham I commit 90d4d3f4ea45370d482fa609dbae4d2281b4074f upstream. Even though commit cfb5d65f2595 ("ARM: dts: dra7: Add bus_dma_limit for L3 bus") added bus_dma_limit for L3 bus, the PCIe controller gets incorrect value of bus_dma_limit. Fix it by adding empty dma-ranges property to axi@0 and axi@1 (parent device tree node of PCIe controller). Cc: stable@kernel.org Signed-off-by: Kishon Vijay Abraham I Signed-off-by: Tony Lindgren Signed-off-by: Greg Kroah-Hartman --- arch/arm/boot/dts/dra7.dtsi | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -172,6 +172,7 @@ #address-cells = <1>; ranges = <0x51000000 0x51000000 0x3000 0x0 0x20000000 0x10000000>; + dma-ranges; /** * To enable PCI endpoint mode, disable the pcie1_rc * node and enable pcie1_ep mode. @@ -185,7 +186,6 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x20013000 0x13000 0 0xffed000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; @@ -230,6 +230,7 @@ #address-cells = <1>; ranges = <0x51800000 0x51800000 0x3000 0x0 0x30000000 0x10000000>; + dma-ranges; status = "disabled"; pcie2_rc: pcie@51800000 { reg = <0x51800000 0x2000>, <0x51802000 0x14c>, <0x1000 0x2000>; @@ -240,7 +241,6 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x30013000 0x13000 0 0xffed000>; - dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>;