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authorMinda Chen <minda.chen@starfivetech.com>2024-03-28 17:18:14 +0800
committerAurelien Jarno <aurelien@aurel32.net>2024-07-24 22:02:40 +0200
commite9d64b4b92595cdd59a9ec550dbbf9f4a0476406 (patch)
tree6a522a1c16f86fbdec88df8cc7a5bffb47a7cd81
parent09186d13fdae1b5aeb63ee52dd6401cb9f985f3a (diff)
dt-bindings: PCI: Add PLDA XpressRICH PCIe host common properties
Add PLDA XpressRICH PCIe host common properties dt-binding doc. The PolarFire PCIe host uses PLDA IP. Move common properties from Microchip PolarFire PCIe host to PLDA files. Link: https://lore.kernel.org/linux-pci/20240328091835.14797-2-minda.chen@starfivetech.com Signed-off-by: Minda Chen <minda.chen@starfivetech.com> Signed-off-by: Krzysztof WilczyƄski <kwilczynski@kernel.org> [bhelgaas: adapt for 5db62b7d3c37 ("dt-bindings: PCI: host-bridges: Switch from deprecated pci-bus.yaml")] Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Hal Feng <hal.feng@starfivetech.com> Reviewed-by: Conor Dooley <conor.dooley@microchip.com> Reviewed-by: Rob Herring <robh@kernel.org> Tested-by: John Clark <inindev@gmail.com> (cherry picked from commit 6873aaa5f9a47c0358d07f967e49f1774d322a04)
-rw-r--r--Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml55
-rw-r--r--Documentation/devicetree/bindings/pci/plda,xpressrich3-axi-common.yaml75
-rw-r--r--MAINTAINERS6
3 files changed, 82 insertions, 54 deletions
diff --git a/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml b/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml
index 5d7aec5f54e7..612633ba59e2 100644
--- a/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml
+++ b/Documentation/devicetree/bindings/pci/microchip,pcie-host.yaml
@@ -10,21 +10,13 @@ maintainers:
- Daire McNamara <daire.mcnamara@microchip.com>
allOf:
- - $ref: /schemas/pci/pci-host-bridge.yaml#
+ - $ref: plda,xpressrich3-axi-common.yaml#
- $ref: /schemas/interrupt-controller/msi-controller.yaml#
properties:
compatible:
const: microchip,pcie-host-1.0 # PolarFire
- reg:
- maxItems: 2
-
- reg-names:
- items:
- - const: cfg
- - const: apb
-
clocks:
description:
Fabric Interface Controllers, FICs, are the interface between the FPGA
@@ -52,18 +44,6 @@ properties:
items:
pattern: '^fic[0-3]$'
- interrupts:
- minItems: 1
- items:
- - description: PCIe host controller
- - description: builtin MSI controller
-
- interrupt-names:
- minItems: 1
- items:
- - const: pcie
- - const: msi
-
ranges:
minItems: 1
maxItems: 3
@@ -72,39 +52,6 @@ properties:
minItems: 1
maxItems: 6
- msi-controller:
- description: Identifies the node as an MSI controller.
-
- msi-parent:
- description: MSI controller the device is capable of using.
-
- interrupt-controller:
- type: object
- properties:
- '#address-cells':
- const: 0
-
- '#interrupt-cells':
- const: 1
-
- interrupt-controller: true
-
- required:
- - '#address-cells'
- - '#interrupt-cells'
- - interrupt-controller
-
- additionalProperties: false
-
-required:
- - reg
- - reg-names
- - "#interrupt-cells"
- - interrupts
- - interrupt-map-mask
- - interrupt-map
- - msi-controller
-
unevaluatedProperties: false
examples:
diff --git a/Documentation/devicetree/bindings/pci/plda,xpressrich3-axi-common.yaml b/Documentation/devicetree/bindings/pci/plda,xpressrich3-axi-common.yaml
new file mode 100644
index 000000000000..7a57a80052a0
--- /dev/null
+++ b/Documentation/devicetree/bindings/pci/plda,xpressrich3-axi-common.yaml
@@ -0,0 +1,75 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/pci/plda,xpressrich3-axi-common.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: PLDA XpressRICH PCIe host common properties
+
+maintainers:
+ - Daire McNamara <daire.mcnamara@microchip.com>
+ - Kevin Xie <kevin.xie@starfivetech.com>
+
+description:
+ Generic PLDA XpressRICH PCIe host common properties.
+
+allOf:
+ - $ref: /schemas/pci/pci-host-bridge.yaml#
+
+properties:
+ reg:
+ maxItems: 2
+
+ reg-names:
+ items:
+ - const: cfg
+ - const: apb
+
+ interrupts:
+ minItems: 1
+ items:
+ - description: PCIe host controller
+ - description: builtin MSI controller
+
+ interrupt-names:
+ minItems: 1
+ items:
+ - const: pcie
+ - const: msi
+
+ msi-controller:
+ description: Identifies the node as an MSI controller.
+
+ msi-parent:
+ description: MSI controller the device is capable of using.
+
+ interrupt-controller:
+ type: object
+ properties:
+ '#address-cells':
+ const: 0
+
+ '#interrupt-cells':
+ const: 1
+
+ interrupt-controller: true
+
+ required:
+ - '#address-cells'
+ - '#interrupt-cells'
+ - interrupt-controller
+
+ additionalProperties: false
+
+required:
+ - reg
+ - reg-names
+ - interrupts
+ - msi-controller
+ - "#interrupt-cells"
+ - interrupt-map-mask
+ - interrupt-map
+
+additionalProperties: true
+
+...
diff --git a/MAINTAINERS b/MAINTAINERS
index 958e935449e5..ab2c96b828f8 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -17199,6 +17199,12 @@ S: Maintained
F: Documentation/devicetree/bindings/pci/layerscape-pcie-gen4.txt
F: drivers/pci/controller/mobiveil/pcie-layerscape-gen4.c
+PCI DRIVER FOR PLDA PCIE IP
+M: Daire McNamara <daire.mcnamara@microchip.com>
+L: linux-pci@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/pci/plda,xpressrich3-axi-common.yaml
+
PCI DRIVER FOR RENESAS R-CAR
M: Marek Vasut <marek.vasut+renesas@gmail.com>
M: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>