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From: Jiaxun Yang <jiaxun.yang@flygoat.com>
To: linux-mips@vger.kernel.org
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	Rob Herring <robh+dt@kernel.org>,
	Thomas Bogendoerfer <tsbogend@alpha.franken.de>,
	Huacai Chen <chenhc@lemote.com>,
	Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>,
	Andrew Murray <amurray@thegoodpenguin.co.uk>,
	Paul Burton <paulburton@kernel.org>,
	linux-pci@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 3/5] dt-bindings: Document Loongson PCI Host Controller
Date: Mon, 30 Mar 2020 19:42:28 +0800	[thread overview]
Message-ID: <20200330114239.1112759-4-jiaxun.yang@flygoat.com> (raw)
In-Reply-To: <20200330114239.1112759-1-jiaxun.yang@flygoat.com>

PCI host controller found on Loongson PCHs and SoCs.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
---
 .../devicetree/bindings/pci/loongson.yaml     | 52 +++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/pci/loongson.yaml

diff --git a/Documentation/devicetree/bindings/pci/loongson.yaml b/Documentation/devicetree/bindings/pci/loongson.yaml
new file mode 100644
index 000000000000..623847980189
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/loongson.yaml
@@ -0,0 +1,52 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pci/loongson.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Loongson PCI Host Controller
+
+maintainers:
+  - Jiaxun Yang <jiaxun.yang@flygoat.com>
+
+description: |+
+  PCI host controller found on Loongson PCHs and SoCs.
+
+allOf:
+  - $ref: /schemas/pci/pci-bus.yaml#
+
+properties:
+  compatible:
+    oneOf:
+      - const: loongson,rs780e-pci
+      - const: loongson,ls7a-pci
+      - const: loongson,ls2k-pci
+
+  reg:
+    minItems: 1
+    maxItems: 2
+    items:
+      - description: CFG0 standard config space register
+      - description: CFG1 extend config space register
+
+  ranges:
+    maxItems: 3
+
+
+required:
+  - compatible
+  - reg
+  - ranges
+
+examples:
+  - |
+    pci@1a000000 {
+      compatible = "loongson,rs780e-pci";
+      device_type = "pci";
+      #address-cells = <3>;
+      #size-cells = <2>;
+
+      reg = <0x1a000000 0x2000000>;
+      ranges = <0x02000000 0 0x40000000 0x40000000 0 0x40000000>;
+    };
+...
-- 
2.26.0.rc2



  parent reply	other threads:[~2020-03-30 11:44 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-30 11:42 [PATCH 0/5] Loongson64 Generic PCI driver Jiaxun Yang
2020-03-30 11:42 ` [PATCH 1/5] PCI: OF: Don't remap iospace on unsupported platform Jiaxun Yang
2020-03-30 11:42 ` [PATCH 2/5] PCI: Add Loongson PCI Controller support Jiaxun Yang
2020-03-30 22:08   ` Rob Herring
2020-03-30 11:42 ` Jiaxun Yang [this message]
2020-03-30 15:40   ` [PATCH 3/5] dt-bindings: Document Loongson PCI Host Controller Sergei Shtylyov
2020-03-30 15:45   ` Rob Herring
2020-03-30 11:42 ` [PATCH 4/5] MIPS: DTS: Loongson64: Add PCI Controller Node Jiaxun Yang
2020-03-30 15:37   ` Sergei Shtylyov
2020-03-30 15:47     ` Jiaxun Yang
2020-03-30 11:42 ` [PATCH 5/5] MIPS: Loongson64: Switch to generic PCI driver Jiaxun Yang
2020-04-01  3:06 ` [PATCH v2 0/5] Loongson64 Generic PCI driver v2 Jiaxun Yang
2020-04-01  3:06   ` [PATCH v2 1/5] PCI: OF: Don't remap iospace on unsupported platform Jiaxun Yang
2020-04-01  3:06   ` [PATCH v2 2/5] PCI: Add Loongson PCI Controller support Jiaxun Yang
2020-04-01  3:06   ` [PATCH v2 3/5] dt-bindings: Document Loongson PCI Host Controller Jiaxun Yang
2020-04-01 14:18     ` Rob Herring
2020-04-01  3:06   ` [PATCH v2 4/5] MIPS: DTS: Loongson64: Add PCI Controller Node Jiaxun Yang
2020-04-01  3:06   ` [PATCH v2 5/5] MIPS: Loongson64: Switch to generic PCI driver Jiaxun Yang
2020-04-13  5:32 ` [PATCH v3 1/5] PCI: OF: Don't remap iospace on unsupported platform Jiaxun Yang
2020-04-13  5:32   ` [PATCH v3 2/5] PCI: Add Loongson PCI Controller support Jiaxun Yang
2020-04-13  5:32   ` [PATCH v3 3/5] dt-bindings: Document Loongson PCI Host Controller Jiaxun Yang
2020-04-13  5:32   ` [PATCH v3 4/5] MIPS: DTS: Loongson64: Add PCI Controller Node Jiaxun Yang
2020-04-13  5:32   ` [PATCH v3 5/5] MIPS: Loongson64: Switch to generic PCI driver Jiaxun Yang
2020-04-13  9:31   ` [PATCH v3 1/5] PCI: OF: Don't remap iospace on unsupported platform Sergei Shtylyov
2020-04-20  7:12 ` [PATCH v4 " Jiaxun Yang
2020-04-20  7:12   ` [PATCH v4 2/5] PCI: Add Loongson PCI Controller support Jiaxun Yang
2020-04-20  7:12   ` [PATCH v4 3/5] dt-bindings: Document Loongson PCI Host Controller Jiaxun Yang
2020-04-20  7:12   ` [PATCH v4 4/5] MIPS: DTS: Loongson64: Add PCI Controller Node Jiaxun Yang
2020-04-20  7:12   ` [PATCH v4 5/5] MIPS: Loongson64: Switch to generic PCI driver Jiaxun Yang
2020-04-20  9:38   ` [PATCH v4 1/5] PCI: OF: Don't remap iospace on unsupported platform Sergei Shtylyov

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