From patchwork Wed Aug 14 02:03:29 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaowei Bao X-Patchwork-Id: 11093059 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id E8F021395 for ; Wed, 14 Aug 2019 02:35:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D155128761 for ; Wed, 14 Aug 2019 02:35:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C45E428768; Wed, 14 Aug 2019 02:35:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 65F5328761 for ; Wed, 14 Aug 2019 02:35:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728247AbfHNCNV (ORCPT ); Tue, 13 Aug 2019 22:13:21 -0400 Received: from inva020.nxp.com ([92.121.34.13]:42842 "EHLO inva020.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727498AbfHNCNU (ORCPT ); Tue, 13 Aug 2019 22:13:20 -0400 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 7CEAF1A0256; Wed, 14 Aug 2019 04:13:18 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id CD5741A0269; Wed, 14 Aug 2019 04:13:13 +0200 (CEST) Received: from titan.ap.freescale.net (TITAN.ap.freescale.net [10.192.208.233]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 2C4AB402EC; Wed, 14 Aug 2019 10:13:08 +0800 (SGT) From: Xiaowei Bao To: minghuan.Lian@nxp.com, mingkai.hu@nxp.com, roy.zang@nxp.com, lorenzo.pieralisi@arm.com, bhelgaas@google.com, linuxppc-dev@lists.ozlabs.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Xiaowei Bao Subject: [PATCHv6 1/2] PCI: layerscape: Add the bar_fixed_64bit property in EP driver. Date: Wed, 14 Aug 2019 10:03:29 +0800 Message-Id: <20190814020330.12133-1-xiaowei.bao@nxp.com> X-Mailer: git-send-email 2.9.5 X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The PCIe controller of layerscape just have 4 BARs, BAR0 and BAR1 is 32bit, BAR2 and BAR4 is 64bit, this is determined by hardware, so set the bar_fixed_64bit with 0x14. Signed-off-by: Xiaowei Bao --- v2: - Replace value 0x14 with a macro. v3: - No change. v4: - send the patch again with '--to'. v5: - fix the commit message. v6: - remove the [EXT] tag of the $SUBJECT in email. drivers/pci/controller/dwc/pci-layerscape-ep.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/pci/controller/dwc/pci-layerscape-ep.c b/drivers/pci/controller/dwc/pci-layerscape-ep.c index be61d96..ca9aa45 100644 --- a/drivers/pci/controller/dwc/pci-layerscape-ep.c +++ b/drivers/pci/controller/dwc/pci-layerscape-ep.c @@ -44,6 +44,7 @@ static const struct pci_epc_features ls_pcie_epc_features = { .linkup_notifier = false, .msi_capable = true, .msix_capable = false, + .bar_fixed_64bit = (1 << BAR_2) | (1 << BAR_4), }; static const struct pci_epc_features* From patchwork Wed Aug 14 02:03:30 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaowei Bao X-Patchwork-Id: 11093061 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 9CE2A1395 for ; Wed, 14 Aug 2019 02:36:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 84D0E28761 for ; Wed, 14 Aug 2019 02:36:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 78EC428768; Wed, 14 Aug 2019 02:36:03 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 23F7628761 for ; Wed, 14 Aug 2019 02:36:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728649AbfHNCf5 (ORCPT ); Tue, 13 Aug 2019 22:35:57 -0400 Received: from inva021.nxp.com ([92.121.34.21]:57528 "EHLO inva021.nxp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727245AbfHNCNV (ORCPT ); Tue, 13 Aug 2019 22:13:21 -0400 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id EBEC420027A; Wed, 14 Aug 2019 04:13:19 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 46BC1200162; Wed, 14 Aug 2019 04:13:15 +0200 (CEST) Received: from titan.ap.freescale.net (TITAN.ap.freescale.net [10.192.208.233]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 40CC940293; Wed, 14 Aug 2019 10:13:09 +0800 (SGT) From: Xiaowei Bao To: minghuan.Lian@nxp.com, mingkai.hu@nxp.com, roy.zang@nxp.com, lorenzo.pieralisi@arm.com, bhelgaas@google.com, linuxppc-dev@lists.ozlabs.org, linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Xiaowei Bao Subject: [PATCHv6 2/2] PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately Date: Wed, 14 Aug 2019 10:03:30 +0800 Message-Id: <20190814020330.12133-2-xiaowei.bao@nxp.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20190814020330.12133-1-xiaowei.bao@nxp.com> References: <20190814020330.12133-1-xiaowei.bao@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately. Signed-off-by: Xiaowei Bao --- v2: - No change. v3: - modify the commit message. v4: - send the patch again with '--to'. v5: - No change. v6: - remove the [EXT] tag of the $SUBJECT in email. drivers/pci/controller/dwc/Kconfig | 20 ++++++++++++++++++-- drivers/pci/controller/dwc/Makefile | 3 ++- 2 files changed, 20 insertions(+), 3 deletions(-) diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig index 6ea778a..869c645 100644 --- a/drivers/pci/controller/dwc/Kconfig +++ b/drivers/pci/controller/dwc/Kconfig @@ -131,13 +131,29 @@ config PCI_KEYSTONE_EP DesignWare core functions to implement the driver. config PCI_LAYERSCAPE - bool "Freescale Layerscape PCIe controller" + bool "Freescale Layerscape PCIe controller - Host mode" depends on OF && (ARM || ARCH_LAYERSCAPE || COMPILE_TEST) depends on PCI_MSI_IRQ_DOMAIN select MFD_SYSCON select PCIE_DW_HOST help - Say Y here if you want PCIe controller support on Layerscape SoCs. + Say Y here if you want to enable PCIe controller support on Layerscape + SoCs to work in Host mode. + This controller can work either as EP or RC. The RCW[HOST_AGT_PEX] + determines which PCIe controller works in EP mode and which PCIe + controller works in RC mode. + +config PCI_LAYERSCAPE_EP + bool "Freescale Layerscape PCIe controller - Endpoint mode" + depends on OF && (ARM || ARCH_LAYERSCAPE || COMPILE_TEST) + depends on PCI_ENDPOINT + select PCIE_DW_EP + help + Say Y here if you want to enable PCIe controller support on Layerscape + SoCs to work in Endpoint mode. + This controller can work either as EP or RC. The RCW[HOST_AGT_PEX] + determines which PCIe controller works in EP mode and which PCIe + controller works in RC mode. config PCI_HISI depends on OF && (ARM64 || COMPILE_TEST) diff --git a/drivers/pci/controller/dwc/Makefile b/drivers/pci/controller/dwc/Makefile index b085dfd..824fde7 100644 --- a/drivers/pci/controller/dwc/Makefile +++ b/drivers/pci/controller/dwc/Makefile @@ -8,7 +8,8 @@ obj-$(CONFIG_PCI_EXYNOS) += pci-exynos.o obj-$(CONFIG_PCI_IMX6) += pci-imx6.o obj-$(CONFIG_PCIE_SPEAR13XX) += pcie-spear13xx.o obj-$(CONFIG_PCI_KEYSTONE) += pci-keystone.o -obj-$(CONFIG_PCI_LAYERSCAPE) += pci-layerscape.o pci-layerscape-ep.o +obj-$(CONFIG_PCI_LAYERSCAPE) += pci-layerscape.o +obj-$(CONFIG_PCI_LAYERSCAPE_EP) += pci-layerscape-ep.o obj-$(CONFIG_PCIE_QCOM) += pcie-qcom.o obj-$(CONFIG_PCIE_ARMADA_8K) += pcie-armada8k.o obj-$(CONFIG_PCIE_ARTPEC6) += pcie-artpec6.o