From patchwork Wed Jul 19 10:20:55 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Minda Chen X-Patchwork-Id: 13318748 X-Patchwork-Delegate: mail@conchuod.ie 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 F1FE6C001DE for ; Wed, 19 Jul 2023 10:21:36 +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:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version: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=DnxC6ec+WQtxwYH2N8/6Up7dpEbrUEFxneEIqnszXBs=; b=zym9QBIruIPmUs 6Sbs/j69RahWAcOcU3PRZy7Vix8XVxivgHctLCW4epbfdr4JpGW28CaVgroex3FB5/ZrkiK2gFTk9 Rv3QpP07B+dUnGoeMuJxpsljXnmCLOgc5R9TjiV5KchwQy8T9BxDnY1CCrKFb6yO7oRV4pjpe3Anq ImKShHV4e4BEGVzDRoipjegxEk0N0iDXn0Lks/WF7+HHCAixR7NwO8m7oJcSVFXYybl0iVluDr1gZ r0b5lKY3IZ0rLUBta3ivNowt5jKNwt5ggG8c2kKRBnHrPrbMYKInHPWMIpFH6orXAn9gGkttZqRqR FqFaUlT3yPtf7KhzXbJA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qM4JJ-006g9u-2B; Wed, 19 Jul 2023 10:21:33 +0000 Received: from fd01.gateway.ufhost.com ([61.152.239.71]) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1qM4JD-006g2L-2B for linux-riscv@lists.infradead.org; Wed, 19 Jul 2023 10:21:30 +0000 Received: from EXMBX165.cuchost.com (unknown [175.102.18.54]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "EXMBX165", Issuer "EXMBX165" (not verified)) by fd01.gateway.ufhost.com (Postfix) with ESMTP id 5210781BB; Wed, 19 Jul 2023 18:21:06 +0800 (CST) Received: from EXMBX171.cuchost.com (172.16.6.91) by EXMBX165.cuchost.com (172.16.6.75) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 19 Jul 2023 18:21:06 +0800 Received: from ubuntu.localdomain (113.72.147.86) by EXMBX171.cuchost.com (172.16.6.91) with Microsoft SMTP Server (TLS) id 15.0.1497.42; Wed, 19 Jul 2023 18:21:05 +0800 From: Minda Chen To: Daire McNamara , Conor Dooley , Rob Herring , Krzysztof Kozlowski , Bjorn Helgaas , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Emil Renner Berthing CC: , , , , Paul Walmsley , Palmer Dabbelt , Albert Ou , Philipp Zabel , Mason Huo , Leyfoon Tan , Kevin Xie , Minda Chen Subject: [PATCH v1 7/9] dt-bindings: PCI: Add StarFive JH7110 PCIe controller Date: Wed, 19 Jul 2023 18:20:55 +0800 Message-ID: <20230719102057.22329-8-minda.chen@starfivetech.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20230719102057.22329-1-minda.chen@starfivetech.com> References: <20230719102057.22329-1-minda.chen@starfivetech.com> MIME-Version: 1.0 X-Originating-IP: [113.72.147.86] X-ClientProxiedBy: EXCAS066.cuchost.com (172.16.6.26) To EXMBX171.cuchost.com (172.16.6.91) X-YovoleRuleAgent: yovoleflag X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230719_032128_062803_B435B414 X-CRM114-Status: GOOD ( 12.76 ) X-BeenThere: linux-riscv@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-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org Add StarFive JH7110 SoC PCIe controller dt-bindings. JH7110 using PLDA XpressRICH PCIe host controller IP. Signed-off-by: Minda Chen Reviewed-by: Hal Feng --- .../bindings/pci/starfive,jh7110-pcie.yaml | 138 ++++++++++++++++++ 1 file changed, 138 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml diff --git a/Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml b/Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml new file mode 100644 index 000000000000..467286df557d --- /dev/null +++ b/Documentation/devicetree/bindings/pci/starfive,jh7110-pcie.yaml @@ -0,0 +1,138 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/starfive,jh7110-pcie.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: StarFive JH7110 PCIe host controller + +maintainers: + - Minda Chen + +allOf: + - $ref: /schemas/pci/pci-bus.yaml# + - $ref: plda,xpressrich-pcie-common.yaml# + - $ref: /schemas/interrupt-controller/msi-controller.yaml# + - $ref: /schemas/gpio/gpio-consumer-common.yaml# + +properties: + compatible: + const: starfive,jh7110-pcie + + clocks: + items: + - description: NOC bus clock + - description: Transport layer clock + - description: AXI MST0 clock + - description: APB clock + + clock-names: + items: + - const: noc + - const: tl + - const: axi_mst0 + - const: apb + + resets: + items: + - description: AXI MST0 reset + - description: AXI SLAVE reset + - description: AXI SLAVE0 reset + - description: PCIE BRIDGE reset + - description: PCIE CORE reset + - description: PCIE APB reset + + reset-names: + items: + - const: mst0 + - const: slv0 + - const: slv + - const: brg + - const: core + - const: apb + + starfive,stg-syscon: + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + - items: + - description: phandle to System Register Controller stg_syscon node. + - description: register0 offset of STG_SYSCONSAIF__SYSCFG register for PCIe. + - description: register1 offset of STG_SYSCONSAIF__SYSCFG register for PCIe. + - description: register2 offset of STG_SYSCONSAIF__SYSCFG register for PCIe. + - description: register3 offset of STG_SYSCONSAIF__SYSCFG register for PCIe. + description: + The phandle to System Register Controller syscon node and the offset + of STG_SYSCONSAIF__SYSCFG register for PCIe. Total 4 regsisters offset + for PCIe. + + phys: + description: + Specified PHY is attached to PCIe controller. + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - "#interrupt-cells" + - interrupts + - interrupt-map-mask + - interrupt-map + - clocks + - resets + - starfive,stg-syscon + - msi-controller + - reset-gpios + +unevaluatedProperties: false + +examples: + - | + #include + soc { + #address-cells = <2>; + #size-cells = <2>; + + pcie0: pcie@2b000000 { + compatible = "starfive,jh7110-pcie"; + reg = <0x0 0x2b000000 0x0 0x1000000>, + <0x9 0x40000000 0x0 0x10000000>; + reg-names = "host", "cfg"; + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + device_type = "pci"; + ranges = <0x82000000 0x0 0x30000000 0x0 0x30000000 0x0 0x08000000>, + <0xc3000000 0x9 0x00000000 0x9 0x00000000 0x0 0x40000000>; + starfive,stg-syscon = <&stg_syscon 0xc0 0xc4 0x130 0x1b8>; + bus-range = <0x0 0xff>; + interrupt-parent = <&plic>; + interrupts = <56>; + interrupt-map-mask = <0x0 0x0 0x0 0x7>; + interrupt-map = <0x0 0x0 0x0 0x1 &pcie_intc0 0x1>, + <0x0 0x0 0x0 0x2 &pcie_intc0 0x2>, + <0x0 0x0 0x0 0x3 &pcie_intc0 0x3>, + <0x0 0x0 0x0 0x4 &pcie_intc0 0x4>; + msi-parent = <&pcie0>; + msi-controller; + clocks = <&syscrg 86>, + <&stgcrg 10>, + <&stgcrg 8>, + <&stgcrg 9>; + clock-names = "noc", "tl", "axi_mst0", "apb"; + resets = <&stgcrg 11>, + <&stgcrg 12>, + <&stgcrg 13>, + <&stgcrg 14>, + <&stgcrg 15>, + <&stgcrg 16>; + reset-gpios = <&gpios 26 GPIO_ACTIVE_LOW>; + phys = <&pciephy0>; + + pcie_intc0: interrupt-controller { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + }; + }; + };