linux-kernel - [PATCH v6 2/5] dt-bindings: net: Add IEP property in ICSSG

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Message-ID: <20230823113254.292603-3-danishanwar@ti.com>
Date:   Wed, 23 Aug 2023 17:02:51 +0530
From:   MD Danish Anwar <danishanwar@...com>
To:     Randy Dunlap <rdunlap@...radead.org>,
        Roger Quadros <rogerq@...nel.org>,
        Simon Horman <simon.horman@...igine.com>,
        Vignesh Raghavendra <vigneshr@...com>,
        Andrew Lunn <andrew@...n.ch>,
        Richard Cochran <richardcochran@...il.com>,
        Conor Dooley <conor+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        "David S. Miller" <davem@...emloft.net>,
        MD Danish Anwar <danishanwar@...com>
CC:     <nm@...com>, <srk@...com>, <linux-kernel@...r.kernel.org>,
        <devicetree@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-omap@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH v6 2/5] dt-bindings: net: Add IEP property in ICSSG

Add IEP property in ICSSG hardware DT binding document.
ICSSG uses IEP (Industrial Ethernet Peripheral) to support timestamping
of ethernet packets, PTP and PPS.

Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
Reviewed-by: Roger Quadros <rogerq@...nel.org>
Reviewed-by: Simon Horman <horms@...nel.org>
Signed-off-by: MD Danish Anwar <danishanwar@...com>
---
 .../devicetree/bindings/net/ti,icssg-prueth.yaml         | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml
index 8ec30b3eb760..311c570165f9 100644
--- a/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml
+++ b/Documentation/devicetree/bindings/net/ti,icssg-prueth.yaml
@@ -52,6 +52,14 @@ properties:
     description:
       phandle to MII_RT module's syscon regmap
 
+  ti,iep:
+    $ref: /schemas/types.yaml#/definitions/phandle-array
+    maxItems: 2
+    items:
+      maxItems: 1
+    description:
+      phandle to IEP (Industrial Ethernet Peripheral) for ICSSG
+
   interrupts:
     maxItems: 2
     description:
@@ -155,6 +163,7 @@ examples:
                     "tx1-0", "tx1-1", "tx1-2", "tx1-3",
                     "rx0", "rx1";
         ti,mii-g-rt = <&icssg2_mii_g_rt>;
+        ti,iep = <&icssg2_iep0>, <&icssg2_iep1>;
         interrupt-parent = <&icssg2_intc>;
         interrupts = <24 0 2>, <25 1 3>;
         interrupt-names = "tx_ts0", "tx_ts1";
-- 
2.34.1