From mboxrd@z Thu Jan 1 00:00:00 1970 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 517B2C71135 for ; Fri, 13 Jun 2025 04:39:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type: Content-Transfer-Encoding:MIME-Version: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:In-Reply-To:References:List-Owner; bh=QOTEEcWVIiz6O+GToF2cpyo+TZ3hUNgZ0JY3xul8rTA=; b=N6lwcTAcs/uyZn6UsBIEOaXf1A XBZNoFU4rtQwm+nfswzzxRsFI4Suqwktx7DNYTUHXqRkndFFn/F0kdQ0RRWIJK1SGDbBEYUQv0Ncn nim2/x5O1opwz/btWszsHXTmFsqeYrXkFVUyDNaMMpYsPgVnSdyBABjVnDuJVjfrHsSVvteOxEsmn uXEepEjfIZF+Sfbb95mlVo4tYvDj6WKXjbl1lJG82hii1Ug1sEyTrQUKaYXmZJsiZAe4IG+f5qD+C msi3vh53B0nfhS8MitQ5OX29k0PbOmsyBn+3+1KkFc1UigT0QOQ6XX/MkcsOCr7Bbizw5KIDGFDbs /yrCG0jA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uPwCQ-0000000FJXY-3db3; Fri, 13 Jun 2025 04:39:30 +0000 Received: from mail.aspeedtech.com ([211.20.114.72] helo=TWMBX01.aspeed.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uPv7R-0000000FEOC-1R5f; Fri, 13 Jun 2025 03:30:18 +0000 Received: from TWMBX01.aspeed.com (192.168.0.62) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1748.10; Fri, 13 Jun 2025 11:30:01 +0800 Received: from mail.aspeedtech.com (192.168.10.13) by TWMBX01.aspeed.com (192.168.0.62) with Microsoft SMTP Server id 15.2.1748.10 via Frontend Transport; Fri, 13 Jun 2025 11:30:01 +0800 From: Jacky Chou To: , , , , , , , , , , , , , , , , , , , , CC: , , , , , Subject: [PATCH 0/7] Add ASPEED PCIe Root Complex support Date: Fri, 13 Jun 2025 11:29:54 +0800 Message-ID: <20250613033001.3153637-1-jacky_chou@aspeedtech.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250612_203017_373088_29FB76F0 X-CRM114-Status: GOOD ( 10.72 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch series adds support for the ASPEED PCIe Root Complex, including device tree bindings, pinctrl support, and the PCIe host controller driver. The patches introduce the necessary device tree nodes, pinmux groups, and driver implementation to enable PCIe functionality on ASPEED platforms. Summary of changes: - Add device tree binding documents for ASPEED PCIe PHY, PCIe Config, and PCIe RC - Update MAINTAINERS for new bindings and driver - Add PCIe RC node and PERST control pin to aspeed-g6 device tree - Add PCIe RC PERST pin group to aspeed-g6 pinctrl - Implement ASPEED PCIe Root Complex host controller driver This series has been tested on AST2600/AST2700 platforms and enables PCIe device enumeration and operation. Feedback and review are welcome. Jacky Chou (7): dt-bindings: phy: Add document for ASPEED PCIe PHY dt-bindings: pci: Add document for ASPEED PCIe Config dt-bindings: pci: Add document for ASPEED PCIe RC ARM: dts: aspeed-g6: Add AST2600 PCIe RC PERST ctrl pin ARM: dts: aspeed-g6: Add PCIe RC node pinctrl: aspeed-g6: Add PCIe RC PERST pin group pci: aspeed: Add ASPEED PCIe host controller driver .../bindings/pci/aspeed-pcie-cfg.yaml | 41 + .../devicetree/bindings/pci/aspeed-pcie.yaml | 159 +++ .../bindings/phy/aspeed-pcie-phy.yaml | 38 + MAINTAINERS | 10 + .../boot/dts/aspeed/aspeed-g6-pinctrl.dtsi | 5 + arch/arm/boot/dts/aspeed/aspeed-g6.dtsi | 53 + drivers/pci/controller/Kconfig | 13 + drivers/pci/controller/Makefile | 1 + drivers/pci/controller/pcie-aspeed.c | 1039 +++++++++++++++++ drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c | 12 +- 10 files changed, 1370 insertions(+), 1 deletion(-) create mode 100644 Documentation/devicetree/bindings/pci/aspeed-pcie-cfg.yaml create mode 100644 Documentation/devicetree/bindings/pci/aspeed-pcie.yaml create mode 100644 Documentation/devicetree/bindings/phy/aspeed-pcie-phy.yaml create mode 100644 drivers/pci/controller/pcie-aspeed.c -- 2.43.0