linux-kernel - [PATCH 3/7] dt-bindings: phy: cadence-torrent: Add bindings to support dual input reference clock configurations

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Date:   Wed, 1 Mar 2023 14:11:21 +0100
From:   Swapnil Jakhade <sjakhade@...ence.com>
To:     <vkoul@...nel.org>, <kishon@...nel.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>,
        <linux-phy@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC:     <mparab@...ence.com>, <sjakhade@...ence.com>, <rogerq@...nel.org>
Subject: [PATCH 3/7] dt-bindings: phy: cadence-torrent: Add bindings to support dual input reference clock configurations

Torrent(SD0801) PHY supports one external and one internal reference
clocks. Update bindings to support dual reference clock multilink
configurations.

Signed-off-by: Swapnil Jakhade <sjakhade@...ence.com>
---
 .../bindings/phy/phy-cadence-torrent.yaml     | 35 ++++++++++++++-----
 1 file changed, 26 insertions(+), 9 deletions(-)

diff --git a/Documentation/devicetree/bindings/phy/phy-cadence-torrent.yaml b/Documentation/devicetree/bindings/phy/phy-cadence-torrent.yaml
index 2ad1faadda2a..711097e167bc 100644
--- a/Documentation/devicetree/bindings/phy/phy-cadence-torrent.yaml
+++ b/Documentation/devicetree/bindings/phy/phy-cadence-torrent.yaml
@@ -32,17 +32,34 @@ properties:
     const: 1
 
   clocks:
-    minItems: 1
-    maxItems: 2
-    description:
-      PHY reference clock for 1 item. Must contain an entry in clock-names.
-      Optional Parent to enable output reference clock.
+    anyOf:
+      - items:
+          - description: PHY input reference clock. Must contain an entry in clock-names.
+      - items:
+          - description: PHY input reference clock. Must contain an entry in clock-names.
+          - description: Optional Parent to enable output reference clock.
+      - items:
+          - description: PHY input reference clock. Must contain an entry in clock-names.
+          - description: Second optional input reference clock. Must contain an entry in clock-names.
+      - items:
+          - description: PHY input reference clock. Must contain an entry in clock-names.
+          - description: Second optional input reference clock. Must contain an entry in clock-names.
+          - description: Optional Parent to enable output reference clock.
 
   clock-names:
-    minItems: 1
-    items:
-      - const: refclk
-      - const: phy_en_refclk
+    oneOf:
+      - items:
+          - const: refclk
+      - items:
+          - const: refclk
+          - const: phy_en_refclk
+      - items:
+          - const: refclk
+          - const: refclk1
+      - items:
+          - const: refclk
+          - const: refclk1
+          - const: phy_en_refclk
 
   assigned-clocks:
     maxItems: 3
-- 
2.34.1