From patchwork Tue Aug 13 02:53:17 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaowei Bao X-Patchwork-Id: 11091085 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 8368913AC for ; Tue, 13 Aug 2019 03:03:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 72CB428585 for ; Tue, 13 Aug 2019 03:03:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 66420285DB; Tue, 13 Aug 2019 03:03:34 +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=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 18EDE28585 for ; Tue, 13 Aug 2019 03:03:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=G3Y3J2cDHgW6JmMwx2iIyeGaohPrEixmumz5AK0ODFQ=; b=XypfJXYyXSNmGUTteiaT6OvrhB TdNk3I+UcQWbQzdFOieCTPk0wxa6PBp/6rYW+e6iNAnI34YI+Y7/vtF2flLI/VzNIhCXbpnz1eKyA zbiMS654xrJ+3L5SY8/xnuC5MJZMF/mXdWquX2JUtILV++S6vY1t6ljaWnabJowcidAoMlpMjnKjJ QCX0T7upRNSDC1t4sQN+kmfbv8fO+sRkrF/fWk90N+P8HNaloOtWEbLFi/ZBucsCkYtHUIABlcibw M4/S4GARoPAOLd9aIXoY74Dk6VwGiI9UZnkQDnVH+9OZUQPxyRedbtByKpQHz9axRhBtBEGtNeQwi WCbKUo0Q==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hxN5x-0004wK-JO; Tue, 13 Aug 2019 03:03:33 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hxN5g-0004gx-2O for linux-arm-kernel@lists.infradead.org; Tue, 13 Aug 2019 03:03:17 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id BFCB91A0717; Tue, 13 Aug 2019 05:03:14 +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 757D01A0022; Tue, 13 Aug 2019 05:03:06 +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 28A63402BF; Tue, 13 Aug 2019 11:02:56 +0800 (SGT) From: Xiaowei Bao To: lorenzo.pieralisi@arm.com, bhelgaas@google.com, minghuan.Lian@nxp.com, mingkai.hu@nxp.com, roy.zang@nxp.com, l.stach@pengutronix.de, kishon@ti.com, tpiepho@impinj.com, leonard.crestez@nxp.com, andrew.smirnov@gmail.com, yue.wang@amlogic.com, hayashi.kunihiko@socionext.com, dwmw@amazon.co.uk, jonnyc@amazon.com, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Subject: [PATCHv4 2/2] PCI: layerscape: Add CONFIG_PCI_LAYERSCAPE_EP to build EP/RC separately Date: Tue, 13 Aug 2019 10:53:17 +0800 Message-Id: <20190813025317.48290-2-xiaowei.bao@nxp.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20190813025317.48290-1-xiaowei.bao@nxp.com> References: <20190813025317.48290-1-xiaowei.bao@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190812_200316_386747_A54591DA X-CRM114-Status: UNSURE ( 8.20 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Xiaowei Bao MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.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'. 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 a6ce1ee..a41ccf5 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