[PATCH 6/9] dt-bindings: pci: Add fsl,mpc83xx-pcie bindings

J. Neuschäfer via B4 Relay
2025-01-26T18:59:18Z

From: "J. Neuschäfer" <j.ne@posteo.net>

Supplement Documentation/devicetree/bindings/pci/fsl,pci.txt with a more
formal binding in YAML format.

Signed-off-by: J. Neuschäfer <j.ne@posteo.net>
---
.../devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml | 83 ++++++++++++++++++++++
1 file changed, 83 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml b/Documentation/devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..12e86a9c20dfe2362d11f085bd9ae47238c4a37f
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/fsl,mpc8xxx-pci.yaml
@@ -0,0 +1,83 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+
+$id: http://devicetree.org/schemas/pci/fsl,mpc8xxx-pci.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale MPC83xx PCI/PCI-X/PCIe controllers
+
+description: |
+ Binding for the PCI/PCI-X/PCIe host bridges on MPC8xxx SoCs.
+ See also: Documentation/devicetree/bindings/pci/fsl,pci.txt
+
+maintainers:
+ - J. Neuschäfer <j.neuschaefer@gmx.net>
+
+allOf:
+ - $ref: /schemas/pci/pci-host-bridge.yaml#
+
+properties:
+ compatible:
+ oneOf:
+ - items:
+ - enum:
+ - fsl,mpc8308-pcie
+ - fsl,mpc8315-pcie
+ - fsl,mpc8377-pcie
+ - fsl,mpc8378-pcie
+ - const: fsl,mpc8314-pcie
+ - const: fsl,mpc8314-pcie
+ - items:
+ - const: fsl,mpc8360-pci
+ - const: fsl,mpc8349-pci
+ - const: fsl,mpc8349-pci
+ - items:
+ - const: fsl,mpc8540-pcix
+ - const: fsl,mpc8540-pci
+ - const: fsl,mpc8540-pci
+ - items:
+ - const: fsl,mpc8540-pcix
+ - const: fsl,mpc8540-pci
+ - const: fsl,mpc8548-pcie
+ - const: fsl,mpc8548-pcie
+ - const: fsl,mpc8641-pcie
+
+ reg:
+ minItems: 1
+ items:
+ - description: internal registers
+ - description: config space access registers
+
+ clock-frequency:
+ $ref: /schemas/types.yaml#/definitions/uint32
+
+required:
+ - reg
+ - compatible
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+
+ pci1: pcie@e0009000 {
+ #address-cells = <3>;
+ #size-cells = <2>;
+ #interrupt-cells = <1>;
+ device_type = "pci";
+ compatible = "fsl,mpc8315-pcie", "fsl,mpc8314-pcie";
+ reg = <0xe0009000 0x00001000>;
+ ranges = <0x02000000 0 0xa0000000 0xa0000000 0 0x10000000
+ 0x01000000 0 0x00000000 0xb1000000 0 0x00800000>;
+ bus-range = <0 255>;
+ interrupt-map-mask = <0xf800 0 0 7>;
+ interrupt-map = <0 0 0 1 &ipic 1 IRQ_TYPE_LEVEL_LOW
+ 0 0 0 2 &ipic 1 IRQ_TYPE_LEVEL_LOW
+ 0 0 0 3 &ipic 1 IRQ_TYPE_LEVEL_LOW
+ 0 0 0 4 &ipic 1 IRQ_TYPE_LEVEL_LOW>;
+ clock-frequency = <0>;
+ };
+
+...

--
2.48.0.rc1.219.gb6b6757d772