netdev - [PATCH 1/2] dt-bindings: ptp: Add binding doc for IDT ClockMatrix based PTP clock

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Date:   Wed, 18 Sep 2019 16:06:37 -0400
From:   vincent.cheng.xh@...esas.com
To:     robh+dt@...nel.org, mark.rutland@....com, richardcochran@...il.com
Cc:     devicetree@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Vincent Cheng <vincent.cheng.xh@...esas.com>
Subject: [PATCH 1/2] dt-bindings: ptp: Add binding doc for IDT ClockMatrix based PTP clock

From: Vincent Cheng <vincent.cheng.xh@...esas.com>

Add device tree binding doc for the IDT ClockMatrix PTP clock driver.

Signed-off-by: Vincent Cheng <vincent.cheng.xh@...esas.com>
---
 Documentation/devicetree/bindings/ptp/ptp-idtcm.txt | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/ptp/ptp-idtcm.txt

diff --git a/Documentation/devicetree/bindings/ptp/ptp-idtcm.txt b/Documentation/devicetree/bindings/ptp/ptp-idtcm.txt
new file mode 100644
index 0000000..4eaa34d
--- /dev/null
+++ b/Documentation/devicetree/bindings/ptp/ptp-idtcm.txt
@@ -0,0 +1,15 @@
+* IDT ClockMatrix (TM) PTP clock
+
+Required properties:
+
+  - compatible  Should be "idt,8a3400x-ptp" for System Synchronizer
+                Should be "idt,8a3401x-ptp" for Port Synchronizer
+                Should be "idt,8a3404x-ptp" for Universal Frequency Translator (UFT)
+  - reg         I2C slave address of the device
+
+Example:
+
+	phc@5b {
+		compatible = "idt,8a3400x-ptp";
+		reg = <0x5b>;
+	};
-- 
2.7.4