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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 947AFC433EF for ; Sat, 25 Sep 2021 22:55:51 +0000 (UTC) Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D595060560 for ; Sat, 25 Sep 2021 22:55:50 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org D595060560 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.denx.de Received: from h2850616.stratoserver.net (localhost [IPv6:::1]) by phobos.denx.de (Postfix) with ESMTP id 738D2835A4; Sun, 26 Sep 2021 00:55:45 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de Authentication-Results: phobos.denx.de; dkim=pass (2048-bit key; unprotected) header.d=kernel.org header.i=@kernel.org header.b="KYbPVtBq"; dkim-atps=neutral Received: by phobos.denx.de (Postfix, from userid 109) id 4A5B2835BE; Sun, 26 Sep 2021 00:55:06 +0200 (CEST) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by phobos.denx.de (Postfix) with ESMTPS id 43C8F835AB for ; Sun, 26 Sep 2021 00:54:55 +0200 (CEST) Authentication-Results: phobos.denx.de; dmarc=pass (p=none dis=none) header.from=kernel.org Authentication-Results: phobos.denx.de; spf=pass smtp.mailfrom=kabel@kernel.org Received: by mail.kernel.org (Postfix) with ESMTPSA id 2982F61090; Sat, 25 Sep 2021 22:54:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1632610494; bh=PWtvZAWehvq3KJjcLGEwOO0DmpkHQqaZciHNdYzNXVQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KYbPVtBq7ysWsMyvNZ2z1/36kxjwo59FgKbpIUAsWpwU3n22SpFEsXDhkb+NZDjcX MwaH4fiE7M0ipOJjyRBqI6ugHYvhOM6PBCmPiMBu80kBEXPQ4KhbGxsGWxTvjdr/ue SNcExkRBMk63GmW5N1ryIbXlUl6chXphNWHFThch/H4ZQ4+b8gPN8prvjFHfI28159 uygS3/2ZCvde0UG7ZbZRgOiaSF+6nx8mopOOLdi97qcdmXkMGuRnIVYsHZKidVDBSa cKm/PqdjkqdbrjpYPgu5HO9xGfvIfwawc2dyncpztDNgUxo7nCa/nRhPIXwa4CqJq5 evj2MfkU+5iOA== From: =?UTF-8?q?Marek=20Beh=C3=BAn?= To: Stefan Roese Cc: u-boot@lists.denx.de, pali@kernel.org, =?UTF-8?q?Marek=20Beh=C3=BAn?= Subject: [PATCH u-boot-marvell v2 3/6] arm: a37xx: pci: Do not automatically enable bus mastering on PCI Bridge Date: Sun, 26 Sep 2021 00:54:43 +0200 Message-Id: <20210925225446.1872-4-kabel@kernel.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210925225446.1872-1-kabel@kernel.org> References: <20210925225446.1872-1-kabel@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean From: Pali Rohár Now that PCI Bridge is working for the PCIe Root Port, U-Boot's PCI_PNP code automatically enables memory access and bus mastering when needed. We do not need to enable it when setting the HW up. Signed-off-by: Pali Rohár Reviewed-by: Marek Behún --- drivers/pci/pci-aardvark.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/pci/pci-aardvark.c b/drivers/pci/pci-aardvark.c index 692210ded9..8c025dc45d 100644 --- a/drivers/pci/pci-aardvark.c +++ b/drivers/pci/pci-aardvark.c @@ -910,12 +910,6 @@ static int pcie_advk_setup_hw(struct pcie_advk *pcie) if (pcie_advk_wait_for_link(pcie)) return -ENXIO; - reg = advk_readl(pcie, PCIE_CORE_CMD_STATUS_REG); - reg |= PCIE_CORE_CMD_MEM_ACCESS_EN | - PCIE_CORE_CMD_IO_ACCESS_EN | - PCIE_CORE_CMD_MEM_IO_REQ_EN; - advk_writel(pcie, reg, PCIE_CORE_CMD_STATUS_REG); - return 0; } -- 2.32.0