From patchwork Mon Jan 16 05:41:11 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102633 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 567D4C54EBE for ; Mon, 16 Jan 2023 06:07:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=3vDzDU65LanTS8Yf7SknFyR2mW84XefR2I8kSCPbTq4=; b=TEHKggR6T+o7ik H+VcMX5N3Fc5FFFWNzcMUt6xuxBBzjPcNwtkMYT598dWBXZacx44xkFnVOXzDBE31tSzPws0mya3Q UY0HJT8uDSSXPqQWqUKEPky6A5SwzyPSYVJ/fabxxKkeIIAKk2zG8r2p2QkGwhiccbc7lvHSCMhpD znID2SVbSrNW9p7V/Zbz5i02v3XOWWUWpAfB/JV43g5V7X5A8/NPaQsoJ5uz2r3OK2sOOnNc7rvE3 QHQ52c8b0nzmqKjbWVodAaTkwrqeWpgwp7K2DQZQQsjX/w/3kMHrmoMaCPu3Fp1bt0THcCw6Eg/03 ak56bV9DP/CwjJJsOGhg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId8-008kjE-5g; Mon, 16 Jan 2023 06:06:02 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId5-008khL-2J for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:00 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id C599B1A06DA; Mon, 16 Jan 2023 07:05:55 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 98D451A06E5; Mon, 16 Jan 2023 07:05:55 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id BDF94183ABF3; Mon, 16 Jan 2023 14:05:53 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 01/14] dt-bindings: imx6q-pcie: Add i.MX8MM PCIe EP mode compatible string Date: Mon, 16 Jan 2023 13:41:11 +0800 Message-Id: <1673847684-31893-2-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220559_266950_E90598C4 X-CRM114-Status: UNSURE ( 7.18 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MM PCIe endpoint mode compatible string. Signed-off-by: Richard Zhu Acked-by: Rob Herring --- Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml index bad980902f66..6a547aabe729 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml @@ -24,6 +24,7 @@ properties: - fsl,imx8mq-pcie - fsl,imx8mm-pcie - fsl,imx8mp-pcie + - fsl,imx8mm-pcie-ep reg: items: From patchwork Mon Jan 16 05:41:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102635 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 5FC6FC46467 for ; Mon, 16 Jan 2023 06:07:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=lrPwMiBX4G0JRbg0P+1vVu26uMvgB1r9VOzv5mK6ptY=; b=E7ZsEWFoxEGZgV lSFMMWDmsO6ck6x9uI9R4Gke6TueIMCC3+gALyXJty4K1b7SpHDQluHQflYHwKZvPtdNeZLQFOLL9 4K/SpelUK4RUJCJMXcLBpxd3yxOePdKh3Vi3oUf6S8iAEdg8fC4NnwOhqMvpUDgz0vGtFmmzJxMa0 YoTi1IM8GIGlVHPCb9gNZKxVTulrXeM7m9Dv+6TsopYchUjF3qy+oFMvuHjqF15ASRVg+qc9N2Y/8 oPvPR6npFaZHjTB/8N8phVX+5Dn8BMyGIlyXM0ll0176Q3bEsVW7qzJm8pnT8LqHfUa2JWJe51k42 i42mnYq4SL8ma7Ii3cRw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdP-008kqt-6p; Mon, 16 Jan 2023 06:06:19 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId5-008khd-Ks for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:01 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 27CAA200753; Mon, 16 Jan 2023 07:05:57 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id E4E47200E53; Mon, 16 Jan 2023 07:05:56 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 24EFF183ABEF; Mon, 16 Jan 2023 14:05:55 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 02/14] dt-bindings: imx6q-pcie: Add i.MX8MQ PCIe EP mode compatible string Date: Mon, 16 Jan 2023 13:41:12 +0800 Message-Id: <1673847684-31893-3-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220559_832772_1167EC0F X-CRM114-Status: UNSURE ( 7.08 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MQ PCIe endpoint mode compatible string. Signed-off-by: Richard Zhu Acked-by: Rob Herring --- Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml index 6a547aabe729..b57f748acafa 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml @@ -25,6 +25,7 @@ properties: - fsl,imx8mm-pcie - fsl,imx8mp-pcie - fsl,imx8mm-pcie-ep + - fsl,imx8mq-pcie-ep reg: items: From patchwork Mon Jan 16 05:41:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102636 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6506DC54EBE for ; Mon, 16 Jan 2023 06:07:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=FcT40lXVtsIIsuhPhV/NST+2wCTMtARf0OIo+WjMuTY=; b=qxvPS/rD2JorTE dwB68ITPkPg9fjTiGvr1EkGQOaINvzuvdQMq/q5ZiP8HvigjdiDx5iho1kzbER/FqePuKcGuJT8J1 mwveMECNS0ka86dhyKUIpSFodrXT8NWxAx+pcXt+Eo6Ck8jm9nQP1vdr1eyeloz9a6pYhciSH7Tu9 COD63kWExwD55ZjbcxKDm7g29b/LEsg77/57OK93HeQvq2iF9Vf3vXfU/2zQDEVdl84N/vHtkbQku tHxof9Xf9RVuX8kyZH7X6jxjD0fxZA3d5m6teXfUaWT605cSH/shsQseyl3PgQVkqCPaAV+9l6ijI ur3HF2Mh0gz4WJXsTbiQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdX-008kvu-E4; Mon, 16 Jan 2023 06:06:27 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId6-008kho-0C for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:01 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 7CF891A06D2; Mon, 16 Jan 2023 07:05:58 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 45C8C1A06C5; Mon, 16 Jan 2023 07:05:58 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 715FF183ABF9; Mon, 16 Jan 2023 14:05:56 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 03/14] dt-bindings: imx6q-pcie: Add i.MX8MP PCIe EP mode compatible string Date: Mon, 16 Jan 2023 13:41:13 +0800 Message-Id: <1673847684-31893-4-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220600_194017_38AB78FC X-CRM114-Status: UNSURE ( 7.29 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MP PCIe endpoint mode compatible string. Signed-off-by: Richard Zhu Acked-by: Rob Herring --- Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml index b57f748acafa..f13f87fddb3d 100644 --- a/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml +++ b/Documentation/devicetree/bindings/pci/fsl,imx6q-pcie.yaml @@ -26,6 +26,7 @@ properties: - fsl,imx8mp-pcie - fsl,imx8mm-pcie-ep - fsl,imx8mq-pcie-ep + - fsl,imx8mp-pcie-ep reg: items: From patchwork Mon Jan 16 05:41:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102637 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 10F95C46467 for ; Mon, 16 Jan 2023 06:07:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hwpbwlyTvsZZ9RcgNgrERdZDZNw1K7xJo0Lcy5Qjpm8=; b=i26hCoi40cbFDy 4Ldn/WqnM6k7QyqbD+wjwpoCp0IS7J4XDlQElPPCFCav27Lnsa8rUhTgqpJ/OvsaA/QuK/KlkSAur 6urykTmnTFFyJk5vViMSdLfEuoSVruREE6p+jkLsUFkwC8zfGKroSKQcePjcw2o7UNAnXvlwO8a4+ P6drcAZHGg7LCuDrX1dVd/N3yZf4nr87kdd4VtwvB77hawLtVb+vN3fy1sUHVFGewYfODByrZagon LemcydDPqTeev6uaX4vjWhymUGThGSIIX0o1Hnwta2QIw04AWK3SpeR8NRnvIs2VlZliFWEmbi5cW RSY+lWxYrUcKduXr9FtQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdg-008kzb-US; Mon, 16 Jan 2023 06:06:37 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId6-008kiU-OK for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:02 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 764211A06D4; Mon, 16 Jan 2023 07:05:59 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 401D01A06BD; Mon, 16 Jan 2023 07:05:59 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id C7DC7183AC0F; Mon, 16 Jan 2023 14:05:57 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 04/14] arm64: dts: Add i.MX8MM PCIe EP support Date: Mon, 16 Jan 2023 13:41:14 +0800 Message-Id: <1673847684-31893-5-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220600_939197_2EAABD7B X-CRM114-Status: UNSURE ( 7.55 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MM PCIe EP support. Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/imx8mm.dtsi | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index 4ee89fdcf59b..8124761f629c 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -1293,6 +1293,26 @@ pcie0: pcie@33800000 { status = "disabled"; }; + pcie0_ep: pcie_ep@33800000 { + compatible = "fsl,imx8mm-pcie-ep"; + reg = <0x33800000 0x400000>, + <0x18000000 0x8000000>; + reg-names = "regs", "addr_space"; + num-lanes = <1>; + interrupts = ; + interrupt-names = "dma"; + fsl,max-link-speed = <2>; + power-domains = <&pgc_pcie>; + resets = <&src IMX8MQ_RESET_PCIE_CTRL_APPS_EN>, + <&src IMX8MQ_RESET_PCIE_CTRL_APPS_TURNOFF>; + reset-names = "apps", "turnoff"; + phys = <&pcie_phy>; + phy-names = "pcie-phy"; + num-ib-windows = <4>; + num-ob-windows = <4>; + status = "disabled"; + }; + gpu_3d: gpu@38000000 { compatible = "vivante,gc"; reg = <0x38000000 0x8000>; From patchwork Mon Jan 16 05:41:15 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102638 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B3EBEC46467 for ; Mon, 16 Jan 2023 06:07:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=TZKiF/tXc3S6QuVO1n9+OM90vXDuWs1AwwzgLKU/LT4=; b=OZQZL0XyGtYBd9 DTrpvb9tOGedJd7kmRDXc4e4G6KBBUQ2fawHECK3DCwLPxVw2pkrgUMX9TpNX+2wd0wN/GE0ZW36M hoogZq/IwBEiINaQU2I4nNlEisayEU0/mF74+mTfyuIXQWokdo2kQVsyG3O9gRebG3Ty0W1xkwrbT S/jmn5fSPTA+TIeuyCPKDZKgw56OvaqbHy75AmL7IW8KUfCZWjej2gYs/PKUQb9ZIIMPnYiUK5Iis ifgPngWoie3P6mHB1h65B8G5pN4YKhGQdgBcegxyWoyOecYzMIU2N0RMZMMd19rNQF0KTLXI3x8uo j697uuklkWjEuO35kKSA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdt-008l4j-9u; Mon, 16 Jan 2023 06:06:49 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId8-008kjN-RK for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:04 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A58051A06BD; Mon, 16 Jan 2023 07:06:01 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id E20BA1A06D5; Mon, 16 Jan 2023 07:06:00 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 20D32183ABF9; Mon, 16 Jan 2023 14:05:59 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 05/14] arm64: dts: Add i.MX8MM PCIe EP support on EVK board Date: Mon, 16 Jan 2023 13:41:15 +0800 Message-Id: <1673847684-31893-6-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220603_040703_A53D5AEB X-CRM114-Status: UNSURE ( 7.58 ) X-CRM114-Notice: Please train this message. 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Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi index e0b604ac0da4..894118704156 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-evk.dtsi @@ -372,6 +372,20 @@ &pcie0 { status = "okay"; }; +&pcie0_ep{ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie0>; + clocks = <&clk IMX8MM_CLK_PCIE1_ROOT>, <&clk IMX8MM_CLK_PCIE1_AUX>, + <&pcie0_refclk>; + clock-names = "pcie", "pcie_aux", "pcie_bus"; + assigned-clocks = <&clk IMX8MM_CLK_PCIE1_AUX>, + <&clk IMX8MM_CLK_PCIE1_CTRL>; + assigned-clock-rates = <10000000>, <250000000>; + assigned-clock-parents = <&clk IMX8MM_SYS_PLL2_50M>, + <&clk IMX8MM_SYS_PLL2_250M>; + status = "disabled"; +}; + &sai2 { #sound-dai-cells = <0>; pinctrl-names = "default"; From patchwork Mon Jan 16 05:41:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102639 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 899FFC54EBE for ; Mon, 16 Jan 2023 06:08:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=kanhdDAtAGSVf7IneJIvlt9RtCMahZAOR8I+qkhuITQ=; b=PAjSHu7N8/tmGK gifFUlYle/2WQAq/h4q0Ydieiem+kkX00qQObika+hsv58R5QKA4eal9jssePJeCwMvOvaUWTXLr7 4d/362rNsDiqbsbvD6l0UIEGrLYQ5C3St5TdiC22XmxSntPpBtd2MBrZDE+9iW+WOYmYDAPcj/BUx AnqcWOIfq1JEuxX+8mERXlZ2zEYsvbDYPP3BSrc+Gr2lQ4agaJG/qlSf7tqLnbd0sIZJg4IWTYeN+ jHUnHl4ZWHUdGNkAhMc7prc/e/X7cwERUBBkkwFGLxm60uiTkkKL942R8+FbWP2ciK32UZE+EwtRt JqvxzNxebSlyxK4hDJSg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIeA-008lEd-2t; Mon, 16 Jan 2023 06:07:06 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHId9-008kjU-K4 for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:04 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 6D2171A06D5; Mon, 16 Jan 2023 07:06:02 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 356F81A06E3; Mon, 16 Jan 2023 07:06:02 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 6F1F7183ABEF; Mon, 16 Jan 2023 14:06:00 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 06/14] arm64: dts: Add i.MX8MQ PCIe EP support Date: Mon, 16 Jan 2023 13:41:16 +0800 Message-Id: <1673847684-31893-7-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220603_807882_348BECAE X-CRM114-Status: UNSURE ( 7.75 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MQ PCIe EP support. Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/imx8mq.dtsi | 27 +++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi index 7ce99c084e54..90a1f026ea48 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi @@ -1583,6 +1583,33 @@ pcie1: pcie@33c00000 { status = "disabled"; }; + pcie1_ep: pcie_ep@33c00000 { + compatible = "fsl,imx8mq-pcie-ep"; + reg = <0x33c00000 0x000400000>, + <0x20000000 0x08000000>; + reg-names = "regs", "addr_space"; + num-lanes = <1>; + interrupts = ; + interrupt-names = "dma"; + fsl,max-link-speed = <2>; + power-domains = <&pgc_pcie>; + resets = <&src IMX8MQ_RESET_PCIEPHY2>, + <&src IMX8MQ_RESET_PCIE2_CTRL_APPS_EN>, + <&src IMX8MQ_RESET_PCIE2_CTRL_APPS_TURNOFF>; + reset-names = "pciephy", "apps", "turnoff"; + assigned-clocks = <&clk IMX8MQ_CLK_PCIE2_CTRL>, + <&clk IMX8MQ_CLK_PCIE2_PHY>, + <&clk IMX8MQ_CLK_PCIE2_AUX>; + assigned-clock-parents = <&clk IMX8MQ_SYS2_PLL_250M>, + <&clk IMX8MQ_SYS2_PLL_100M>, + <&clk IMX8MQ_SYS1_PLL_80M>; + assigned-clock-rates = <250000000>, <100000000>, + <10000000>; + num-ib-windows = <4>; + num-ob-windows = <4>; + status = "disabled"; + }; + gic: interrupt-controller@38800000 { compatible = "arm,gic-v3"; reg = <0x38800000 0x10000>, /* GIC Dist */ From patchwork Mon Jan 16 05:41:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102640 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C4C4BC54EBE for ; Mon, 16 Jan 2023 06:08:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Z5nO4TgbJO5Plrop80xBP6W1RByKM8UdENXbuBhDik8=; b=BXDOcFo6PCT57g sKAvD/KKn5Ij23zuXiJ2yS5IPPiAiG4dxGguCFHa72ah6EoAF+V4EvYZaYdxZTg2nrHhXQcfXzYQL jLRM1zSL2p/C90AOSrmnacusD8cWq781DdVUrjrzmWKwVHadct9bihWwMbqkGexOKckWsWLvo+Xki ++DaxL9gpZL/Ou59Xak1c2zFyhc25IPuWzxOYj2RFr1lcGLxYbG+KjRTcJiBW3CsnFyWfSvJbEFGe FxOW3QNygDWsQfNDW/fIwnfDUb5mWCLGQ5nalwTqpwcFJKQRJrnBiEZNOj8r9w8Pi3MhCMgZN6L0C wyyb71n3cb++h/fDiUgw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIeM-008lM6-5r; Mon, 16 Jan 2023 06:07:18 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdA-008kk5-Sa for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:06 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id B3C9D202063; Mon, 16 Jan 2023 07:06:03 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 85785202069; Mon, 16 Jan 2023 07:06:03 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id B42AE183ABF9; Mon, 16 Jan 2023 14:06:01 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 07/14] arm64: dts: Add i.MX8MQ PCIe EP support on EVK board Date: Mon, 16 Jan 2023 13:41:17 +0800 Message-Id: <1673847684-31893-8-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220605_075581_1A0CDF5A X-CRM114-Status: UNSURE ( 7.72 ) X-CRM114-Notice: Please train this message. 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Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/imx8mq-evk.dts | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts index 78937910f403..c815c4b8907e 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-evk.dts @@ -378,6 +378,18 @@ &pcie1 { status = "okay"; }; +&pcie1_ep { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie1>; + clocks = <&clk IMX8MQ_CLK_PCIE2_ROOT>, + <&clk IMX8MQ_CLK_PCIE2_AUX>, + <&clk IMX8MQ_CLK_PCIE2_PHY>, + <&pcie0_refclk>; + clock-names = "pcie", "pcie_aux", "pcie_phy", "pcie_bus"; + vph-supply = <&vgen5_reg>; + status = "disabled"; +}; + &pgc_gpu { power-supply = <&sw1a_reg>; }; From patchwork Mon Jan 16 05:41:18 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102641 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D56AEC46467 for ; Mon, 16 Jan 2023 06:08:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=d/FxfKTxhtNN/bIe3jU6ftFezxg+IXwpvfTeGnZ1tHQ=; b=pdHevqYK53bq6J 26D9vIdTJfWs2BsisrF46On1osZ0FBrjFAWkoBgkrRO6DMXnlrSAgGz5jOHDgA4YydQl1dWZM/WYV NFRTSCQMBwReNpHfx+PjAxqPil/94NwYrhKCBtdcZ5H0XHcZ+b7lTRfOQmeLyUexyKbFKNUqdgQmK ienY2gJM+7HKl4a+oTgmcVlWOWSMPcCw2tv2BuG5nQVLPBlIVuZZFP5PcudS/qY1cC98r8YXskdgc UmEkDFynhXimR5YWaFJq5r+paPjCGL2M6/4Y3y98y8m1dwfryfCRYj7iQyZMA8r9XV7oza5DAZ/ND DIZ4wC/DW8c7WLnDN1BQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIeb-008lVd-IL; Mon, 16 Jan 2023 06:07:33 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdC-008kkW-5h for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:07 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 01801202076; Mon, 16 Jan 2023 07:06:05 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id C7814200E53; Mon, 16 Jan 2023 07:06:04 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 0C7CF183ABF3; Mon, 16 Jan 2023 14:06:02 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 08/14] arm64: dts: Add i.MX8MP PCIe EP support Date: Mon, 16 Jan 2023 13:41:18 +0800 Message-Id: <1673847684-31893-9-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220606_388583_66F91EAC X-CRM114-Status: UNSURE ( 7.68 ) X-CRM114-Notice: Please train this message. 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Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/imx8mp.dtsi | 26 +++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index 4ef36ebc6bfe..9ad9edd18e09 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1217,6 +1217,32 @@ pcie: pcie@33800000 { status = "disabled"; }; + pcie_ep: pcie_ep@33800000 { + compatible = "fsl,imx8mp-pcie-ep"; + reg = <0x33800000 0x000400000>, <0x18000000 0x08000000>; + reg-names = "regs", "addr_space"; + clocks = <&clk IMX8MP_CLK_HSIO_ROOT>, + <&clk IMX8MP_CLK_PCIE_ROOT>, + <&clk IMX8MP_CLK_HSIO_AXI>; + clock-names = "pcie", "pcie_aux", "pcie_bus"; + assigned-clocks = <&clk IMX8MP_CLK_PCIE_AUX>; + assigned-clock-rates = <10000000>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_50M>; + num-lanes = <1>; + interrupts = ; /* eDMA */ + interrupt-names = "dma"; + fsl,max-link-speed = <3>; + power-domains = <&hsio_blk_ctrl IMX8MP_HSIOBLK_PD_PCIE>; + resets = <&src IMX8MP_RESET_PCIE_CTRL_APPS_EN>, + <&src IMX8MP_RESET_PCIE_CTRL_APPS_TURNOFF>; + reset-names = "apps", "turnoff"; + phys = <&pcie_phy>; + phy-names = "pcie-phy"; + num-ib-windows = <4>; + num-ob-windows = <4>; + status = "disabled"; + }; + gpu3d: gpu@38000000 { compatible = "vivante,gc"; reg = <0x38000000 0x8000>; From patchwork Mon Jan 16 05:41:19 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102642 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 52D56C46467 for ; Mon, 16 Jan 2023 06:08:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=aBzroN6ZbXQy9IIAT/ORMsgo4FN6EnbhZgVf0qAhFXA=; b=wPGSpSGQWxGf7v y5pW/S1rRyz02B8mKdik8MOnXL3mzokWrBG1UL6hinU8ZpRGN5SYdKYGXvzv6fIVXafKIM3b7xj5z VYBCDGA+VfB6nte2mVn1ORqihJ7KS1qm5OrGHtlIORymaHTGPcXWJ2s/sYb/Z2XDQhqdpdvG8+2fS QY/RH/iVJ4WR90kBLdo/GHaV+QSiOnG+wtMJHBaUsACygWpvR4iQzZcMf7Qny+9moWPdUiUkMOJId rO2T6CRSsyIv61pC8kMvKZCsv+qGweanJ+JN8cyxvb99FMqUvxGB/io047Yt5NpcuxSHw2kTN3ELQ tJKwGMkwn9/K72sscOCg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIeq-008len-Me; Mon, 16 Jan 2023 06:07:48 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdD-008kl9-Hu for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:08 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 57E141A06E0; Mon, 16 Jan 2023 07:06:06 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 205D91A06C0; Mon, 16 Jan 2023 07:06:06 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 50D01183ABEF; Mon, 16 Jan 2023 14:06:04 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 09/14] arm64: dts: Add i.MX8MP PCIe EP support on EVK board Date: Mon, 16 Jan 2023 13:41:19 +0800 Message-Id: <1673847684-31893-10-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220607_768391_553358A9 X-CRM114-Status: UNSURE ( 7.64 ) X-CRM114-Notice: Please train this message. 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Signed-off-by: Richard Zhu --- arch/arm64/boot/dts/freescale/imx8mp-evk.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts index c4ed505b8707..c0dd04d9f106 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts @@ -404,6 +404,12 @@ &pcie { status = "okay"; }; +&pcie_ep{ + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_pcie0>; + status = "disabled"; +}; + &pwm1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm1>; From patchwork Mon Jan 16 05:41:20 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102643 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8AC5EC46467 for ; Mon, 16 Jan 2023 06:09:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hUHIQZn0iGYX98lGSCRMJzqaChyk8Ytywuwdh5rzsNE=; b=VGbT095ykYy7aH YVxuFPGjINKKOLYqUqk/UMvmzJ5OQ/HNSDew7BmD/Je9E3Mp30g+/algAVKVjnWrXFTN52U95awUH 7bs9KaQb1I53eUh8E3UckM9ujbGtoilO+UM4Lv1O5a84m++hvjdWHMI2C5MM2TLAiJuT7slXQ4G88 3kLuvmarVQMVf/W/dEiWxonHilLimWCGal1QwBXkWYyp8pgYJPMt+zNhkL3vN7/mOxdg14fczK7gl 15TeyfICRrusDPLdnuIoJL3VANibh8kGlMG4l0PHye2gfQ8+wmGU8NvPAr7/TD+PIMHwlRQxs/xA8 jpD9/coABU12pxUKXH2g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIfC-008lq6-9Q; Mon, 16 Jan 2023 06:08:10 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdE-008klr-R1 for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:10 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id A759A1A06C5; Mon, 16 Jan 2023 07:06:07 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 6F59D1A06BD; Mon, 16 Jan 2023 07:06:07 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 9E009183ABF3; Mon, 16 Jan 2023 14:06:05 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 10/14] misc: pci_endpoint_test: Add i.MX8 PCIe EP device support Date: Mon, 16 Jan 2023 13:41:20 +0800 Message-Id: <1673847684-31893-11-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220609_033414_78B7BA17 X-CRM114-Status: UNSURE ( 9.36 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Set the DEVICE_ID of i.MX8 PCIe and add i.MX8 PCIE EP device support in pci_endpoint_test driver. Signed-off-by: Richard Zhu --- drivers/misc/pci_endpoint_test.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c index 11530b4ec389..e2687229955d 100644 --- a/drivers/misc/pci_endpoint_test.c +++ b/drivers/misc/pci_endpoint_test.c @@ -72,6 +72,7 @@ #define PCI_DEVICE_ID_TI_J7200 0xb00f #define PCI_DEVICE_ID_TI_AM64 0xb010 #define PCI_DEVICE_ID_LS1088A 0x80c0 +#define PCI_DEVICE_ID_IMX8 0x0808 #define is_am654_pci_dev(pdev) \ ((pdev)->device == PCI_DEVICE_ID_TI_AM654) @@ -980,6 +981,7 @@ static const struct pci_device_id pci_endpoint_test_tbl[] = { { PCI_DEVICE(PCI_VENDOR_ID_FREESCALE, 0x81c0), .driver_data = (kernel_ulong_t)&default_data, }, + { PCI_DEVICE(PCI_VENDOR_ID_FREESCALE, PCI_DEVICE_ID_IMX8),}, { PCI_DEVICE(PCI_VENDOR_ID_FREESCALE, PCI_DEVICE_ID_LS1088A), .driver_data = (kernel_ulong_t)&default_data, }, From patchwork Mon Jan 16 05:41:21 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102644 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B8D7BC46467 for ; Mon, 16 Jan 2023 06:09:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=nXVlOnvv3C/2EwROcAspss7R5nuk3ex4XuUGAL25ZcE=; b=14+6GQAh2f6ydW ThLGO9T3ZSHxhnz+SKxdCaJcibggiTJBXH/mtnLzd3N9tnLu2XwHJni+sJHR5V5zKI+we52pGq5ur kWHePxBQ0g0QlLbhsKydSkV5Yo7rStGHxbBSHrhbcedBlok170fUjW7K47Z94H8rTpmEZ0R/tYE8z VoaLc4FZqMZPmgtIp8L4lIdYiB7OvYJcnQDwy6QaxTlhETuQ8+KzvWGa3ixsVcHySgIUH6uLn19db q3KKZz37HRoI9e95pCLZUqEPhSP7IfN4idTtMN7cs+Ld6Vz0tEP7WSBi6haFkzYmQz0n31zZnm11U GeEipbce/P9T+rikr8pA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIfV-008m1P-4m; Mon, 16 Jan 2023 06:08:29 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdG-008kms-Bn for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:12 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 2B8A2201A70; Mon, 16 Jan 2023 07:06:09 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id BE4B8200749; Mon, 16 Jan 2023 07:06:08 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id EF55E183ABF9; Mon, 16 Jan 2023 14:06:06 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 11/14] PCI: imx6: Add i.MX PCIe EP mode support Date: Mon, 16 Jan 2023 13:41:21 +0800 Message-Id: <1673847684-31893-12-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220610_701503_3CAD1390 X-CRM114-Status: GOOD ( 21.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org i.MX PCIe is one dual mode PCIe controller. Add i.MX PCIe EP mode support here, and split the PCIe modes to the Root Complex mode and Endpoint mode. Signed-off-by: Richard Zhu --- drivers/pci/controller/dwc/Kconfig | 23 ++++- drivers/pci/controller/dwc/pci-imx6.c | 128 +++++++++++++++++++++++--- 2 files changed, 137 insertions(+), 14 deletions(-) diff --git a/drivers/pci/controller/dwc/Kconfig b/drivers/pci/controller/dwc/Kconfig index a0d2713f0e88..dffd7fbdfb98 100644 --- a/drivers/pci/controller/dwc/Kconfig +++ b/drivers/pci/controller/dwc/Kconfig @@ -92,10 +92,31 @@ config PCI_EXYNOS functions to implement the driver. config PCI_IMX6 - bool "Freescale i.MX6/7/8 PCIe controller" + bool + +config PCI_IMX6_HOST + bool "Freescale i.MX6/7/8 PCIe controller host mode" depends on ARCH_MXC || COMPILE_TEST depends on PCI_MSI select PCIE_DW_HOST + select PCI_IMX6 + help + Enables support for the PCIe controller in the i.MX SoCs to + work in Root Complex mode. The PCI controller on i.MX is based + on DesignWare hardware and therefore the driver re-uses the + DesignWare core functions to implement the driver. + +config PCI_IMX6_EP + bool "Freescale i.MX6/7/8 PCIe controller endpoint mode" + depends on ARCH_MXC || COMPILE_TEST + depends on PCI_ENDPOINT + select PCIE_DW_EP + select PCI_IMX6 + help + Enables support for the PCIe controller in the i.MX SoCs to + work in endpoint mode. The PCI controller on i.MX is based + on DesignWare hardware and therefore the driver re-uses the + DesignWare core functions to implement the driver. config PCIE_SPEAR13XX bool "STMicroelectronics SPEAr PCIe controller" diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 1dde5c579edc..572faa91eea7 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -60,6 +60,7 @@ enum imx6_pcie_variants { struct imx6_pcie_drvdata { enum imx6_pcie_variants variant; + enum dw_pcie_device_mode mode; u32 flags; int dbi_length; const char *gpr; @@ -159,17 +160,20 @@ static unsigned int imx6_pcie_grp_offset(const struct imx6_pcie *imx6_pcie) static void imx6_pcie_configure_type(struct imx6_pcie *imx6_pcie) { - unsigned int mask, val; + unsigned int mask, val, mode; + + if (imx6_pcie->drvdata->mode == DW_PCIE_EP_TYPE) + mode = PCI_EXP_TYPE_ENDPOINT; + else + mode = PCI_EXP_TYPE_ROOT_PORT; if (imx6_pcie->drvdata->variant == IMX8MQ && imx6_pcie->controller_id == 1) { mask = IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE; - val = FIELD_PREP(IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE, - PCI_EXP_TYPE_ROOT_PORT); + val = FIELD_PREP(IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE, mode); } else { mask = IMX6Q_GPR12_DEVICE_TYPE; - val = FIELD_PREP(IMX6Q_GPR12_DEVICE_TYPE, - PCI_EXP_TYPE_ROOT_PORT); + val = FIELD_PREP(IMX6Q_GPR12_DEVICE_TYPE, mode); } regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, mask, val); @@ -1003,8 +1007,99 @@ static const struct dw_pcie_host_ops imx6_pcie_host_ops = { static const struct dw_pcie_ops dw_pcie_ops = { .start_link = imx6_pcie_start_link, + .stop_link = imx6_pcie_stop_link, +}; + +static void imx6_pcie_ep_init(struct dw_pcie_ep *ep) +{ + enum pci_barno bar; + struct dw_pcie *pci = to_dw_pcie_from_ep(ep); + + for (bar = BAR_0; bar <= BAR_5; bar++) + dw_pcie_ep_reset_bar(pci, bar); +} + +static int imx6_pcie_ep_raise_irq(struct dw_pcie_ep *ep, u8 func_no, + enum pci_epc_irq_type type, + u16 interrupt_num) +{ + struct dw_pcie *pci = to_dw_pcie_from_ep(ep); + + switch (type) { + case PCI_EPC_IRQ_LEGACY: + return dw_pcie_ep_raise_legacy_irq(ep, func_no); + case PCI_EPC_IRQ_MSI: + return dw_pcie_ep_raise_msi_irq(ep, func_no, interrupt_num); + case PCI_EPC_IRQ_MSIX: + return dw_pcie_ep_raise_msix_irq(ep, func_no, interrupt_num); + default: + dev_err(pci->dev, "UNKNOWN IRQ type\n"); + return -EINVAL; + } + + return 0; +} + +static const struct pci_epc_features imx8m_pcie_epc_features = { + .linkup_notifier = false, + .msi_capable = true, + .msix_capable = false, + .reserved_bar = 1 << BAR_1 | 1 << BAR_3, + .align = SZ_64K, +}; + +static const struct pci_epc_features* +imx6_pcie_ep_get_features(struct dw_pcie_ep *ep) +{ + return &imx8m_pcie_epc_features; +} + +static const struct dw_pcie_ep_ops pcie_ep_ops = { + .ep_init = imx6_pcie_ep_init, + .raise_irq = imx6_pcie_ep_raise_irq, + .get_features = imx6_pcie_ep_get_features, }; +static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, + struct platform_device *pdev) +{ + int ret; + unsigned int pcie_dbi2_offset; + struct dw_pcie_ep *ep; + struct resource *res; + struct dw_pcie *pci = imx6_pcie->pci; + struct dw_pcie_rp *pp = &pci->pp; + struct device *dev = pci->dev; + + imx6_pcie_host_init(pp); + ep = &pci->ep; + ep->ops = &pcie_ep_ops; + + switch (imx6_pcie->drvdata->variant) { + default: + pcie_dbi2_offset = SZ_4K; + break; + } + pci->dbi_base2 = pci->dbi_base + pcie_dbi2_offset; + res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "addr_space"); + if (!res) + return -EINVAL; + + ep->phys_base = res->start; + ep->addr_size = resource_size(res); + ep->page_size = SZ_64K; + + ret = dw_pcie_ep_init(ep); + if (ret) { + dev_err(dev, "failed to initialize endpoint\n"); + return ret; + } + /* Start LTSSM. */ + imx6_pcie_ltssm_enable(dev); + + return 0; +} + static void imx6_pcie_pm_turnoff(struct imx6_pcie *imx6_pcie) { struct device *dev = imx6_pcie->pci->dev; @@ -1279,15 +1374,22 @@ static int imx6_pcie_probe(struct platform_device *pdev) if (ret) return ret; - ret = dw_pcie_host_init(&pci->pp); - if (ret < 0) - return ret; + if (imx6_pcie->drvdata->mode == DW_PCIE_EP_TYPE) { + ret = imx6_add_pcie_ep(imx6_pcie, pdev); + if (ret < 0) + return ret; + } else { + ret = dw_pcie_host_init(&pci->pp); + if (ret < 0) + return ret; + + if (pci_msi_enabled()) { + u8 offset = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI); - if (pci_msi_enabled()) { - u8 offset = dw_pcie_find_capability(pci, PCI_CAP_ID_MSI); - val = dw_pcie_readw_dbi(pci, offset + PCI_MSI_FLAGS); - val |= PCI_MSI_FLAGS_ENABLE; - dw_pcie_writew_dbi(pci, offset + PCI_MSI_FLAGS, val); + val = dw_pcie_readw_dbi(pci, offset + PCI_MSI_FLAGS); + val |= PCI_MSI_FLAGS_ENABLE; + dw_pcie_writew_dbi(pci, offset + PCI_MSI_FLAGS, val); + } } return 0; From patchwork Mon Jan 16 05:41:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102645 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1B86CC46467 for ; Mon, 16 Jan 2023 06:09:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=rn+PPCntScshCwUXM/bmA+3n9EcpIhY1Lh6aGgxOWgo=; b=l+6XxJEbTViefW ikWoxJM1YOmRC6crmnbLDBFm7wo98rk6OG65Agm0r6KJWVq/IiiC9WHpmW0H2sjnmbJ4gRdi0oKX3 zds9g9mYPGm4siUuBzlAuOfNnoI1Bq7FFQDZxbyUp4qZ3IeywPlfz5edlwwa0n0J0NFw9Xsa+KpDF PTntn7g+wlYuYgXOeAXTxehM9Mjrqm4cvpAF/O7YqZXzHUO6Y3S7yqCck1biouU1TGTN8TG72XyVT VSC6iYTsRuBhKVoZbIj2U8lM+2/2tEqU3ZHpUqBu2bqS5NjTEHFiyK9WTb+F+1JIVy9ieXo5l7hC9 uXhNou/RUHYtP1H7W0+w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIfr-008mJN-T9; Mon, 16 Jan 2023 06:08:52 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdH-008knd-Ld for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:13 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 7CA1420206A; Mon, 16 Jan 2023 07:06:10 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 1B856200E53; Mon, 16 Jan 2023 07:06:10 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 4CFAA183ABEF; Mon, 16 Jan 2023 14:06:08 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 12/14] PCI: imx6: Add i.MX8MQ PCIe EP support Date: Mon, 16 Jan 2023 13:41:22 +0800 Message-Id: <1673847684-31893-13-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220612_008104_6AC268F8 X-CRM114-Status: GOOD ( 14.62 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MQ PCIe EP support. Signed-off-by: Richard Zhu --- drivers/pci/controller/dwc/pci-imx6.c | 38 +++++++++++++++++++++++---- 1 file changed, 33 insertions(+), 5 deletions(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 572faa91eea7..8190b1de67f9 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -52,6 +52,7 @@ enum imx6_pcie_variants { IMX8MQ, IMX8MM, IMX8MP, + IMX8MQ_EP, }; #define IMX6_PCIE_FLAG_IMX6_PHY BIT(0) @@ -153,6 +154,7 @@ struct imx6_pcie { static unsigned int imx6_pcie_grp_offset(const struct imx6_pcie *imx6_pcie) { WARN_ON(imx6_pcie->drvdata->variant != IMX8MQ && + imx6_pcie->drvdata->variant != IMX8MQ_EP && imx6_pcie->drvdata->variant != IMX8MM && imx6_pcie->drvdata->variant != IMX8MP); return imx6_pcie->controller_id == 1 ? IOMUXC_GPR16 : IOMUXC_GPR14; @@ -167,13 +169,22 @@ static void imx6_pcie_configure_type(struct imx6_pcie *imx6_pcie) else mode = PCI_EXP_TYPE_ROOT_PORT; - if (imx6_pcie->drvdata->variant == IMX8MQ && - imx6_pcie->controller_id == 1) { - mask = IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE; - val = FIELD_PREP(IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE, mode); - } else { + switch (imx6_pcie->drvdata->variant) { + case IMX8MQ: + case IMX8MQ_EP: + if (imx6_pcie->controller_id == 1) { + mask = IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE; + val = FIELD_PREP(IMX8MQ_GPR12_PCIE2_CTRL_DEVICE_TYPE, + mode); + } else { + mask = IMX6Q_GPR12_DEVICE_TYPE; + val = FIELD_PREP(IMX6Q_GPR12_DEVICE_TYPE, mode); + } + break; + default: mask = IMX6Q_GPR12_DEVICE_TYPE; val = FIELD_PREP(IMX6Q_GPR12_DEVICE_TYPE, mode); + break; } regmap_update_bits(imx6_pcie->iomuxc_gpr, IOMUXC_GPR12, mask, val); @@ -315,6 +326,7 @@ static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie) */ break; case IMX8MQ: + case IMX8MQ_EP: /* * TODO: Currently this code assumes external * oscillator is being used @@ -566,6 +578,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) break; case IMX8MM: case IMX8MQ: + case IMX8MQ_EP: case IMX8MP: ret = clk_prepare_enable(imx6_pcie->pcie_aux); if (ret) { @@ -611,6 +624,7 @@ static void imx6_pcie_disable_ref_clk(struct imx6_pcie *imx6_pcie) break; case IMX8MM: case IMX8MQ: + case IMX8MQ_EP: case IMX8MP: clk_disable_unprepare(imx6_pcie->pcie_aux); break; @@ -676,6 +690,7 @@ static void imx6_pcie_assert_core_reset(struct imx6_pcie *imx6_pcie) switch (imx6_pcie->drvdata->variant) { case IMX7D: case IMX8MQ: + case IMX8MQ_EP: reset_control_assert(imx6_pcie->pciephy_reset); fallthrough; case IMX8MM: @@ -717,6 +732,7 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie) switch (imx6_pcie->drvdata->variant) { case IMX8MQ: + case IMX8MQ_EP: reset_control_deassert(imx6_pcie->pciephy_reset); break; case IMX7D: @@ -804,6 +820,7 @@ static void imx6_pcie_ltssm_enable(struct device *dev) break; case IMX7D: case IMX8MQ: + case IMX8MQ_EP: case IMX8MM: case IMX8MP: reset_control_deassert(imx6_pcie->apps_reset); @@ -824,6 +841,7 @@ static void imx6_pcie_ltssm_disable(struct device *dev) break; case IMX7D: case IMX8MQ: + case IMX8MQ_EP: case IMX8MM: case IMX8MP: reset_control_assert(imx6_pcie->apps_reset); @@ -1076,6 +1094,9 @@ static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, ep->ops = &pcie_ep_ops; switch (imx6_pcie->drvdata->variant) { + case IMX8MQ_EP: + pcie_dbi2_offset = SZ_1M; + break; default: pcie_dbi2_offset = SZ_4K; break; @@ -1261,6 +1282,7 @@ static int imx6_pcie_probe(struct platform_device *pdev) "pcie_inbound_axi clock missing or invalid\n"); break; case IMX8MQ: + case IMX8MQ_EP: imx6_pcie->pcie_aux = devm_clk_get(dev, "pcie_aux"); if (IS_ERR(imx6_pcie->pcie_aux)) return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_aux), @@ -1445,6 +1467,11 @@ static const struct imx6_pcie_drvdata drvdata[] = { .flags = IMX6_PCIE_FLAG_SUPPORTS_SUSPEND, .gpr = "fsl,imx8mp-iomuxc-gpr", }, + [IMX8MQ_EP] = { + .variant = IMX8MQ_EP, + .mode = DW_PCIE_EP_TYPE, + .gpr = "fsl,imx8mq-iomuxc-gpr", + }, }; static const struct of_device_id imx6_pcie_of_match[] = { @@ -1455,6 +1482,7 @@ static const struct of_device_id imx6_pcie_of_match[] = { { .compatible = "fsl,imx8mq-pcie", .data = &drvdata[IMX8MQ], }, { .compatible = "fsl,imx8mm-pcie", .data = &drvdata[IMX8MM], }, { .compatible = "fsl,imx8mp-pcie", .data = &drvdata[IMX8MP], }, + { .compatible = "fsl,imx8mq-pcie-ep", .data = &drvdata[IMX8MQ_EP], }, {}, }; From patchwork Mon Jan 16 05:41:23 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102646 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 78DA1C54EBE for ; Mon, 16 Jan 2023 06:10:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=l8jA1gjdKB4GRH/vOEOeSCb4TzABGQT5xJjwhwHVu90=; b=P0v2djfBdXKyoC f25INVzFETWstIFAJ8/XYh3nUruyXuecU4QKgWj4zZMbRihwerJ01WU7y94Sv+w+/ai7Srb7rFg/+ MyLy1LKrhlaJwgyM10rI/7tC+L9HtdU/rsyuUMQ2jnAEfYoT8XWuDjRoQtjrDBoMIlHqZxx07quG5 MVBl2fqpN5uj1qn3+R02ahqpiq0sPeqXKxqgU6UhRUfkQpumxEW4U+oX14Y4Idz6RIjpXOxwVHkC5 0i+zdvIFlMnzUwipcQW4TpKrmJl5+mbsoEeggqEhEIc/B0KtnExrObmJVie91jPBsvzxfh44eHCE3 nVT9VrGEr2R0HyDr1zVQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIgG-008mXk-Vm; Mon, 16 Jan 2023 06:09:17 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pHIdJ-008ko9-0D for linux-arm-kernel@lists.infradead.org; Mon, 16 Jan 2023 06:06:14 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id CB602200749; Mon, 16 Jan 2023 07:06:11 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 68E73200E53; Mon, 16 Jan 2023 07:06:11 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 9E3D7183ABF3; Mon, 16 Jan 2023 14:06:09 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 13/14] PCI: imx6: Add i.MX8MM PCIe EP support Date: Mon, 16 Jan 2023 13:41:23 +0800 Message-Id: <1673847684-31893-14-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220613_332368_410A532D X-CRM114-Status: GOOD ( 11.76 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add i.MX8MM PCIe EP support. Signed-off-by: Richard Zhu --- drivers/pci/controller/dwc/pci-imx6.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index 8190b1de67f9..eab332eb4c36 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -53,6 +53,7 @@ enum imx6_pcie_variants { IMX8MM, IMX8MP, IMX8MQ_EP, + IMX8MM_EP, }; #define IMX6_PCIE_FLAG_IMX6_PHY BIT(0) @@ -156,6 +157,7 @@ static unsigned int imx6_pcie_grp_offset(const struct imx6_pcie *imx6_pcie) WARN_ON(imx6_pcie->drvdata->variant != IMX8MQ && imx6_pcie->drvdata->variant != IMX8MQ_EP && imx6_pcie->drvdata->variant != IMX8MM && + imx6_pcie->drvdata->variant != IMX8MM_EP && imx6_pcie->drvdata->variant != IMX8MP); return imx6_pcie->controller_id == 1 ? IOMUXC_GPR16 : IOMUXC_GPR14; } @@ -319,6 +321,7 @@ static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie) { switch (imx6_pcie->drvdata->variant) { case IMX8MM: + case IMX8MM_EP: case IMX8MP: /* * The PHY initialization had been done in the PHY @@ -577,6 +580,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) case IMX7D: break; case IMX8MM: + case IMX8MM_EP: case IMX8MQ: case IMX8MQ_EP: case IMX8MP: @@ -623,6 +627,7 @@ static void imx6_pcie_disable_ref_clk(struct imx6_pcie *imx6_pcie) IMX7D_GPR12_PCIE_PHY_REFCLK_SEL); break; case IMX8MM: + case IMX8MM_EP: case IMX8MQ: case IMX8MQ_EP: case IMX8MP: @@ -694,6 +699,7 @@ static void imx6_pcie_assert_core_reset(struct imx6_pcie *imx6_pcie) reset_control_assert(imx6_pcie->pciephy_reset); fallthrough; case IMX8MM: + case IMX8MM_EP: case IMX8MP: reset_control_assert(imx6_pcie->apps_reset); break; @@ -771,6 +777,7 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie) break; case IMX6Q: /* Nothing to do */ case IMX8MM: + case IMX8MM_EP: case IMX8MP: break; } @@ -822,6 +829,7 @@ static void imx6_pcie_ltssm_enable(struct device *dev) case IMX8MQ: case IMX8MQ_EP: case IMX8MM: + case IMX8MM_EP: case IMX8MP: reset_control_deassert(imx6_pcie->apps_reset); break; @@ -843,6 +851,7 @@ static void imx6_pcie_ltssm_disable(struct device *dev) case IMX8MQ: case IMX8MQ_EP: case IMX8MM: + case IMX8MM_EP: case IMX8MP: reset_control_assert(imx6_pcie->apps_reset); break; @@ -1095,6 +1104,7 @@ static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, switch (imx6_pcie->drvdata->variant) { case IMX8MQ_EP: + case IMX8MM_EP: pcie_dbi2_offset = SZ_1M; break; default: @@ -1307,6 +1317,7 @@ static int imx6_pcie_probe(struct platform_device *pdev) } break; case IMX8MM: + case IMX8MM_EP: case IMX8MP: imx6_pcie->pcie_aux = devm_clk_get(dev, "pcie_aux"); if (IS_ERR(imx6_pcie->pcie_aux)) @@ -1472,6 +1483,11 @@ static const struct imx6_pcie_drvdata drvdata[] = { .mode = DW_PCIE_EP_TYPE, .gpr = "fsl,imx8mq-iomuxc-gpr", }, + [IMX8MM_EP] = { + .variant = IMX8MM_EP, + .mode = DW_PCIE_EP_TYPE, + .gpr = "fsl,imx8mm-iomuxc-gpr", + }, }; static const struct of_device_id imx6_pcie_of_match[] = { @@ -1483,6 +1499,7 @@ static const struct of_device_id imx6_pcie_of_match[] = { { .compatible = "fsl,imx8mm-pcie", .data = &drvdata[IMX8MM], }, { .compatible = "fsl,imx8mp-pcie", .data = &drvdata[IMX8MP], }, { .compatible = "fsl,imx8mq-pcie-ep", .data = &drvdata[IMX8MQ_EP], }, + { .compatible = "fsl,imx8mm-pcie-ep", .data = &drvdata[IMX8MM_EP], }, {}, }; From patchwork Mon Jan 16 05:41:24 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongxing Zhu X-Patchwork-Id: 13102647 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 05220C54EBE for ; Mon, 16 Jan 2023 06:11:01 +0000 (UTC) DKIM-Signature: v=1; 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Mon, 16 Jan 2023 06:06:15 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id C2D3F1A06BD; Mon, 16 Jan 2023 07:06:12 +0100 (CET) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 61E991A06C5; Mon, 16 Jan 2023 07:06:12 +0100 (CET) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id EAE4D183AC07; Mon, 16 Jan 2023 14:06:10 +0800 (+08) From: Richard Zhu To: l.stach@pengutronix.de, bhelgaas@google.com, robh+dt@kernel.org, lorenzo.pieralisi@arm.com, shawnguo@kernel.org, kishon@ti.com, kw@linux.com, frank.li@nxp.com Cc: hongxing.zhu@nxp.com, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, linux-imx@nxp.com Subject: [PATCH v5 14/14] PCI: imx6: Add i.MX8MP PCIe EP support Date: Mon, 16 Jan 2023 13:41:24 +0800 Message-Id: <1673847684-31893-15-git-send-email-hongxing.zhu@nxp.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> References: <1673847684-31893-1-git-send-email-hongxing.zhu@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230115_220614_258442_3A3BABE8 X-CRM114-Status: GOOD ( 12.68 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add the i.MX8MP PCIe EP support. Signed-off-by: Richard Zhu --- drivers/pci/controller/dwc/pci-imx6.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c index eab332eb4c36..55a0405b921d 100644 --- a/drivers/pci/controller/dwc/pci-imx6.c +++ b/drivers/pci/controller/dwc/pci-imx6.c @@ -54,6 +54,7 @@ enum imx6_pcie_variants { IMX8MP, IMX8MQ_EP, IMX8MM_EP, + IMX8MP_EP, }; #define IMX6_PCIE_FLAG_IMX6_PHY BIT(0) @@ -158,7 +159,8 @@ static unsigned int imx6_pcie_grp_offset(const struct imx6_pcie *imx6_pcie) imx6_pcie->drvdata->variant != IMX8MQ_EP && imx6_pcie->drvdata->variant != IMX8MM && imx6_pcie->drvdata->variant != IMX8MM_EP && - imx6_pcie->drvdata->variant != IMX8MP); + imx6_pcie->drvdata->variant != IMX8MP && + imx6_pcie->drvdata->variant != IMX8MP_EP); return imx6_pcie->controller_id == 1 ? IOMUXC_GPR16 : IOMUXC_GPR14; } @@ -323,6 +325,7 @@ static void imx6_pcie_init_phy(struct imx6_pcie *imx6_pcie) case IMX8MM: case IMX8MM_EP: case IMX8MP: + case IMX8MP_EP: /* * The PHY initialization had been done in the PHY * driver, break here directly. @@ -584,6 +587,7 @@ static int imx6_pcie_enable_ref_clk(struct imx6_pcie *imx6_pcie) case IMX8MQ: case IMX8MQ_EP: case IMX8MP: + case IMX8MP_EP: ret = clk_prepare_enable(imx6_pcie->pcie_aux); if (ret) { dev_err(dev, "unable to enable pcie_aux clock\n"); @@ -631,6 +635,7 @@ static void imx6_pcie_disable_ref_clk(struct imx6_pcie *imx6_pcie) case IMX8MQ: case IMX8MQ_EP: case IMX8MP: + case IMX8MP_EP: clk_disable_unprepare(imx6_pcie->pcie_aux); break; default: @@ -701,6 +706,7 @@ static void imx6_pcie_assert_core_reset(struct imx6_pcie *imx6_pcie) case IMX8MM: case IMX8MM_EP: case IMX8MP: + case IMX8MP_EP: reset_control_assert(imx6_pcie->apps_reset); break; case IMX6SX: @@ -779,6 +785,7 @@ static int imx6_pcie_deassert_core_reset(struct imx6_pcie *imx6_pcie) case IMX8MM: case IMX8MM_EP: case IMX8MP: + case IMX8MP_EP: break; } @@ -831,6 +838,7 @@ static void imx6_pcie_ltssm_enable(struct device *dev) case IMX8MM: case IMX8MM_EP: case IMX8MP: + case IMX8MP_EP: reset_control_deassert(imx6_pcie->apps_reset); break; } @@ -853,6 +861,7 @@ static void imx6_pcie_ltssm_disable(struct device *dev) case IMX8MM: case IMX8MM_EP: case IMX8MP: + case IMX8MP_EP: reset_control_assert(imx6_pcie->apps_reset); break; } @@ -1105,6 +1114,7 @@ static int imx6_add_pcie_ep(struct imx6_pcie *imx6_pcie, switch (imx6_pcie->drvdata->variant) { case IMX8MQ_EP: case IMX8MM_EP: + case IMX8MP_EP: pcie_dbi2_offset = SZ_1M; break; default: @@ -1319,6 +1329,7 @@ static int imx6_pcie_probe(struct platform_device *pdev) case IMX8MM: case IMX8MM_EP: case IMX8MP: + case IMX8MP_EP: imx6_pcie->pcie_aux = devm_clk_get(dev, "pcie_aux"); if (IS_ERR(imx6_pcie->pcie_aux)) return dev_err_probe(dev, PTR_ERR(imx6_pcie->pcie_aux), @@ -1488,6 +1499,11 @@ static const struct imx6_pcie_drvdata drvdata[] = { .mode = DW_PCIE_EP_TYPE, .gpr = "fsl,imx8mm-iomuxc-gpr", }, + [IMX8MP_EP] = { + .variant = IMX8MP_EP, + .mode = DW_PCIE_EP_TYPE, + .gpr = "fsl,imx8mp-iomuxc-gpr", + }, }; static const struct of_device_id imx6_pcie_of_match[] = { @@ -1500,6 +1516,7 @@ static const struct of_device_id imx6_pcie_of_match[] = { { .compatible = "fsl,imx8mp-pcie", .data = &drvdata[IMX8MP], }, { .compatible = "fsl,imx8mq-pcie-ep", .data = &drvdata[IMX8MQ_EP], }, { .compatible = "fsl,imx8mm-pcie-ep", .data = &drvdata[IMX8MM_EP], }, + { .compatible = "fsl,imx8mp-pcie-ep", .data = &drvdata[IMX8MP_EP], }, {}, };