From patchwork Mon Apr 29 08:19:57 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaowei Bao X-Patchwork-Id: 10921377 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 77FA3933 for ; Mon, 29 Apr 2019 08:28:16 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 6649A28415 for ; Mon, 29 Apr 2019 08:28:16 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5A4E52872A; Mon, 29 Apr 2019 08:28:16 +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 0BB9D28415 for ; Mon, 29 Apr 2019 08:28:16 +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=E+0E0Ub5dtC7VexeKKVGcJdAuvZJ0iUYg2NzLEX2vQ4=; b=WIBeOCWCC84n2VqmfVXchbfU3Z 52Uq8DSq54m0FsxANTDlraVQrAVCGsv1Xsjd0p4+yllNTFp4oS2m58V/ad7fFJe7Nui+Z/nZ54phw 4WCm65bQIPY8Ke4OLvj9FJ3UVgn9QrTlmK5txa8fsE9rBb5/ygwxceP5WKjnb4W3YDWTJiKXMz6CH vcaWIvqvATjEOpgUat/JKaPtaxFxJOcskDoFKgt4CgKIpGSJJ2uwHWW4ajq2w3J8azvyGgktX9Qv9 9eIC4CVm+No3eOkeoONYjbeSp9WjDX4MOFN9BqNTad5jyGpeneQ+B8FQTWw5GarZwUwpD3uh4rqMd TAB3Jf4w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hL1dz-0005fq-Kt; Mon, 29 Apr 2019 08:28:11 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hL1df-0005L2-LS for linux-arm-kernel@lists.infradead.org; Mon, 29 Apr 2019 08:27:53 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 745D62001A3; Mon, 29 Apr 2019 10:27:50 +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 73F2920024C; Mon, 29 Apr 2019 10:27:41 +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 833DE4030F; Mon, 29 Apr 2019 16:27:30 +0800 (SGT) From: Xiaowei Bao To: bhelgaas@google.com, robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, leoyang.li@nxp.com, kishon@ti.com, lorenzo.pieralisi@arm.com, arnd@arndb.de, gregkh@linuxfoundation.org, minghuan.Lian@nxp.com, mingkai.hu@nxp.com, roy.zang@nxp.com, kstewart@linuxfoundation.org, pombredanne@nexb.com, shawn.lin@rock-chips.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org Subject: [PATCH 2/2] PCI: layerscape: EP and RC drivers are compiled separately Date: Mon, 29 Apr 2019 16:19:57 +0800 Message-Id: <20190429081957.47945-2-xiaowei.bao@nxp.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20190429081957.47945-1-xiaowei.bao@nxp.com> References: <20190429081957.47945-1-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-20190429_012751_889839_DC57FBDE X-CRM114-Status: UNSURE ( 8.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 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 Compile the EP and RC drivers separately with different configuration options, this looks clearer. Signed-off-by: Xiaowei Bao --- 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 9061823..84f8906 100644 --- a/drivers/pci/controller/dwc/Kconfig +++ b/drivers/pci/controller/dwc/Kconfig @@ -131,13 +131,29 @@ config PCI_KEYSTONE_EP 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