From adc14d44d7cb676a5e2105a711e8a168eaebed6e Mon Sep 17 00:00:00 2001
From: Matt Ranostay <mranostay@ti.com>
Date: Tue, 28 Nov 2023 11:13:59 +0530
Subject: [PATCH] dt-bindings: PCI: ti,j721e-pci-*: Add j784s4-pci-* compatible
 strings
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Add definition for j784s4-pci-ep and j784s4-pci-host devices along with
schema checks for num-lanes.

Link: https://lore.kernel.org/linux-pci/20231128054402.2155183-3-s-vadapalli@ti.com
Signed-off-by: Matt Ranostay <mranostay@ti.com>
Signed-off-by: Achal Verma <a-verma1@ti.com>
Signed-off-by: Siddharth Vadapalli <s-vadapalli@ti.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 .../devicetree/bindings/pci/ti,j721e-pci-ep.yaml     | 12 ++++++++++++
 .../devicetree/bindings/pci/ti,j721e-pci-host.yaml   | 12 ++++++++++++
 2 files changed, 24 insertions(+)

diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
index 162e5c2906e1..97f2579ea908 100644
--- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
+++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-ep.yaml
@@ -14,6 +14,7 @@ properties:
   compatible:
     oneOf:
       - const: ti,j721e-pcie-ep
+      - const: ti,j784s4-pcie-ep
       - description: PCIe EP controller in AM64
         items:
           - const: ti,am64-pcie-ep
@@ -86,6 +87,17 @@ allOf:
           minimum: 1
           maximum: 2
 
+  - if:
+      properties:
+        compatible:
+          enum:
+            - ti,j784s4-pcie-ep
+    then:
+      properties:
+        num-lanes:
+          minimum: 1
+          maximum: 4
+
 required:
   - compatible
   - reg
diff --git a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
index 854dc9e08dcf..b7a534cef24d 100644
--- a/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
+++ b/Documentation/devicetree/bindings/pci/ti,j721e-pci-host.yaml
@@ -14,6 +14,7 @@ properties:
   compatible:
     oneOf:
       - const: ti,j721e-pcie-host
+      - const: ti,j784s4-pcie-host
       - description: PCIe controller in AM64
         items:
           - const: ti,am64-pcie-host
@@ -115,6 +116,17 @@ allOf:
           minimum: 1
           maximum: 2
 
+  - if:
+      properties:
+        compatible:
+          enum:
+            - ti,j784s4-pcie-host
+    then:
+      properties:
+        num-lanes:
+          minimum: 1
+          maximum: 4
+
 required:
   - compatible
   - reg