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Sat, 26 Sep 2020 23:48:44 -0800 Received: from mtkmbs08n1.mediatek.inc (172.21.101.55) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 27 Sep 2020 00:48:41 -0700 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs08n1.mediatek.inc (172.21.101.55) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 27 Sep 2020 15:48:26 +0800 Received: from localhost.localdomain (10.17.3.153) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Sun, 27 Sep 2020 15:48:26 +0800 From: Jianjun Wang To: Bjorn Helgaas , Rob Herring , Lorenzo Pieralisi , Ryder Lee Subject: [v3,1/3] dt-bindings: PCI: mediatek: Add YAML schema Date: Sun, 27 Sep 2020 15:45:53 +0800 Message-ID: <20200927074555.4155-2-jianjun.wang@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20200927074555.4155-1-jianjun.wang@mediatek.com> References: <20200927074555.4155-1-jianjun.wang@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200927_034851_376035_F1C531BC X-CRM114-Status: GOOD ( 14.71 ) X-Spam-Score: -0.1 (/) X-Spam-Report: SpamAssassin version 3.4.4 on merlin.infradead.org summary: Content analysis details: (-0.1 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.1 URIBL_CSS Contains an URL's NS IP listed in the Spamhaus CSS blocklist [URIs: mediatek.com] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: youlin.pei@mediatek.com, devicetree@vger.kernel.org, qizhong.cheng@mediatek.com, chuanjia.liu@mediatek.com, Mauro Carvalho Chehab , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Jianjun Wang , sin_jieyang@mediatek.com, Sj Huang , linux-mediatek@lists.infradead.org, Philipp Zabel , Matthias Brugger , davem@davemloft.net, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Add YAML schemas documentation for Gen3 PCIe controller on MediaTek SoCs. Signed-off-by: Jianjun Wang Acked-by: Ryder Lee --- .../bindings/pci/mediatek-pcie-gen3.yaml | 126 ++++++++++++++++++ 1 file changed, 126 insertions(+) create mode 100644 Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml diff --git a/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml new file mode 100644 index 000000000000..c7b5dd132ebd --- /dev/null +++ b/Documentation/devicetree/bindings/pci/mediatek-pcie-gen3.yaml @@ -0,0 +1,126 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/pci/mediatek-pcie-gen3.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Gen3 PCIe controller on MediaTek SoCs + +maintainers: + - Jianjun Wang + +allOf: + - $ref: /schemas/pci/pci-bus.yaml# + +properties: + compatible: + oneOf: + - const: mediatek,mt8192-pcie + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + ranges: + minItems: 1 + maxItems: 8 + + resets: + minItems: 1 + maxItems: 2 + + reset-names: + anyOf: + - const: mac-rst + - const: phy-rst + + clocks: + maxItems: 5 + + assigned-clocks: + maxItems: 1 + + assigned-clock-parents: + maxItems: 1 + + phys: + maxItems: 1 + + '#interrupt-cells': + const: 1 + + interrupt-controller: + description: Interrupt controller node for handling legacy PCI interrupts. + type: object + properties: + '#address-cells': + const: 0 + '#interrupt-cells': + const: 1 + interrupt-controller: true + + required: + - '#address-cells' + - '#interrupt-cells' + - interrupt-controller + + additionalProperties: false + +required: + - compatible + - reg + - interrupts + - ranges + - clocks + - '#interrupt-cells' + - interrupt-controller + +unevaluatedProperties: false + +examples: + - | + #include + #include + + bus { + #address-cells = <2>; + #size-cells = <2>; + + pcie: pcie@11230000 { + compatible = "mediatek,mt8192-pcie"; + device_type = "pci"; + #address-cells = <3>; + #size-cells = <2>; + reg = <0x00 0x11230000 0x00 0x4000>; + reg-names = "pcie-mac"; + interrupts = ; + bus-range = <0x00 0xff>; + ranges = <0x82000000 0x00 0x12000000 0x00 0x12000000 0x00 0x1000000>; + clocks = <&infracfg 40>, + <&infracfg 43>, + <&infracfg 97>, + <&infracfg 99>, + <&infracfg 111>; + assigned-clocks = <&topckgen 50>; + assigned-clock-parents = <&topckgen 91>; + + phys = <&pciephy>; + phy-names = "pcie-phy"; + resets = <&infracfg_rst 0>; + reset-names = "phy-rst"; + + #interrupt-cells = <1>; + interrupt-map-mask = <0 0 0 0x7>; + interrupt-map = <0 0 0 1 &pcie_intc 0>, + <0 0 0 2 &pcie_intc 1>, + <0 0 0 3 &pcie_intc 2>, + <0 0 0 4 &pcie_intc 3>; + pcie_intc: interrupt-controller { + #address-cells = <0>; + #interrupt-cells = <1>; + interrupt-controller; + }; + }; + };