[PATCH 7/8] dt-bindings: phy: uniphier-ahci: Add bindings for Pro4 SoC

[Kunihiko Hayashi]

Update AHCI-PHY binding document for UniPhier Pro4 SoC. Pro4 AHCI-PHY
needs to control additional reset lines, "pm", "tx", and "rx" and
additional I/O clock line "gio".

Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@xxxxxxxxxxxxx>
---
 .../bindings/phy/socionext,uniphier-ahci-phy.yaml    | 20 ++++++++++++++++----
 1 file changed, 16 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
index 745c525ce6b9..341d9b6a7aa6 100644
--- a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
+++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml
@@ -16,6 +16,7 @@ maintainers:
 properties:
   compatible:
     enum:
+      - socionext,uniphier-pro4-ahci-phy
       - socionext,uniphier-pxs2-ahci-phy
       - socionext,uniphier-pxs3-ahci-phy
 
@@ -30,6 +31,9 @@ properties:
 
   clock-names:
     oneOf:
+      - items:          # for Pro4
+        - const: gio
+        - const: link
       - items:          # for PXs2
           - const: link
       - items:          # for others
@@ -37,12 +41,20 @@ properties:
           - const: phy
 
   resets:
-    maxItems: 2
+    minItems: 2
+    maxItems: 5
 
   reset-names:
-    items:
-      - const: link
-      - const: phy
+    oneOf:
+      - items:          # for Pro4
+        - const: gio
+        - const: link
+        - const: pm
+        - const: tx
+        - const: rx
+      - items:          # for others
+        - const: link
+        - const: phy
 
 required:
   - compatible
-- 
2.7.4