[PATCH v5 15/19] dt-bindings: PCI: qcom: Add "mhi" register region to supported SoCs

[Manivannan Sadhasivam]

"mhi" register region contains the MHI registers that could be used by
the PCIe controller drivers to get debug information like PCIe link
transition counts on newer SoCs.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/pci/qcom,pcie.yaml | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
index fb32c43dd12d..ecbb0f9efa21 100644
--- a/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/qcom,pcie.yaml
@@ -44,11 +44,11 @@ properties:
 
   reg:
     minItems: 4
-    maxItems: 5
+    maxItems: 6
 
   reg-names:
     minItems: 4
-    maxItems: 5
+    maxItems: 6
 
   interrupts:
     minItems: 1
@@ -185,13 +185,15 @@ allOf:
       properties:
         reg:
           minItems: 4
-          maxItems: 4
+          maxItems: 5
         reg-names:
+          minItems: 4
           items:
             - const: parf # Qualcomm specific registers
             - const: dbi # DesignWare PCIe registers
             - const: elbi # External local bus interface registers
             - const: config # PCIe configuration space
+            - const: mhi # MHI registers
 
   - if:
       properties:
@@ -209,14 +211,16 @@ allOf:
       properties:
         reg:
           minItems: 5
-          maxItems: 5
+          maxItems: 6
         reg-names:
+          minItems: 5
           items:
             - const: parf # Qualcomm specific registers
             - const: dbi # DesignWare PCIe registers
             - const: elbi # External local bus interface registers
             - const: atu # ATU address space
             - const: config # PCIe configuration space
+            - const: mhi # MHI registers
 
   - if:
       properties:
-- 
2.25.1