From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-sn1nam02on0042.outbound.protection.outlook.com ([104.47.36.42]:42313 "EHLO NAM02-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753057AbdHWG0p (ORCPT ); Wed, 23 Aug 2017 02:26:45 -0400 From: Zhiqiang Hou To: , , , CC: , , , , , , Hou Zhiqiang Subject: [PATCHv4 3/9] PCI: layerscape: add class code and multifunction fixups for ls1021a Date: Wed, 23 Aug 2017 14:08:50 +0800 Message-ID: <20170823060856.9387-4-Zhiqiang.Hou@nxp.com> In-Reply-To: <20170823060856.9387-1-Zhiqiang.Hou@nxp.com> References: <20170823060856.9387-1-Zhiqiang.Hou@nxp.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-pci-owner@vger.kernel.org List-ID: From: Hou Zhiqiang The current code depends on these 2 fixups implemented in bootloader, this patch is to resolve the dependence. Signed-off-by: Hou Zhiqiang --- V4: - no change drivers/pci/dwc/pci-layerscape.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/pci/dwc/pci-layerscape.c b/drivers/pci/dwc/pci-layerscape.c index c16940044ed6..3aa34214643c 100644 --- a/drivers/pci/dwc/pci-layerscape.c +++ b/drivers/pci/dwc/pci-layerscape.c @@ -134,6 +134,11 @@ static int ls1021_pcie_host_init(struct pcie_port *pp) dw_pcie_setup_rc(pp); + iowrite32(1, pci->dbi_base + PCIE_DBI_RO_WR_EN); + ls_pcie_fix_class(pcie); + ls_pcie_clear_multifunction(pcie); + iowrite32(0, pci->dbi_base + PCIE_DBI_RO_WR_EN); + ls_pcie_drop_msg_tlp(pcie); return 0; -- 2.14.1