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[v2,1/3] dt-bindings: PCI: uniphier-ep: Add bindings for NX1 SoC

Message ID 1643948739-14889-2-git-send-email-hayashi.kunihiko@socionext.com (mailing list archive)
State Superseded
Delegated to: Lorenzo Pieralisi
Headers show
Series PCI: Introduce UniPhier NX1 PCI endpoint controller support | expand

Commit Message

Kunihiko Hayashi Feb. 4, 2022, 4:25 a.m. UTC 
Update PCI endpoint binding document for UniPhier NX1 SoC. Add a compatible
string, clock and reset lines for the SoC to the document.

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
---
 .../bindings/pci/socionext,uniphier-pcie-ep.yaml   | 22 +++++++++++++++-------
 1 file changed, 15 insertions(+), 7 deletions(-)
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Patch

diff --git a/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml b/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml
index 179ab0858482..437e61618d06 100644
--- a/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml
+++ b/Documentation/devicetree/bindings/pci/socionext,uniphier-pcie-ep.yaml
@@ -20,7 +20,9 @@  allOf:
 
 properties:
   compatible:
-    const: socionext,uniphier-pro5-pcie-ep
+    enum:
+      - socionext,uniphier-pro5-pcie-ep
+      - socionext,uniphier-nx1-pcie-ep
 
   reg:
     minItems: 4
@@ -41,20 +43,26 @@  properties:
           - const: atu
 
   clocks:
+    minItems: 1
     maxItems: 2
 
   clock-names:
-    items:
-      - const: gio
-      - const: link
+    oneOf:
+      - items:              # for Pro5
+          - const: gio
+          - const: link
+      - const: link         # for NX1
 
   resets:
+    minItems: 1
     maxItems: 2
 
   reset-names:
-    items:
-      - const: gio
-      - const: link
+    oneOf:
+      - items:              # for Pro5
+          - const: gio
+          - const: link
+      - const: link         # for NX1
 
   num-ib-windows:
     const: 16