linux-kernel - [PATCH v2 3/3] dt-bindings: net: Add the properties for ipq4019 MDIO

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Date:   Tue, 10 Aug 2021 21:31:16 +0800
From:   Luo Jie <luoj@...eaurora.org>
To:     andrew@...n.ch, agross@...nel.org, bjorn.andersson@...aro.org,
        davem@...emloft.net, kuba@...nel.org, robh+dt@...nel.org,
        hkallweit1@...il.com, linux@...linux.org.uk,
        robert.marko@...tura.hr
Cc:     linux-arm-msm@...r.kernel.org, netdev@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        sricharan@...eaurora.org, Luo Jie <luoj@...eaurora.org>
Subject: [PATCH v2 3/3] dt-bindings: net: Add the properties for ipq4019 MDIO

The new added properties resource "reg" is for configuring
ethernet LDO in the IPQ5018 chipset, the property "clocks"
is for configuring the MDIO clock source frequency.

Signed-off-by: Luo Jie <luoj@...eaurora.org>
---
 .../bindings/net/qcom,ipq4019-mdio.yaml           | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml b/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml
index 0c973310ada0..2af304341772 100644
--- a/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml
+++ b/Documentation/devicetree/bindings/net/qcom,ipq4019-mdio.yaml
@@ -14,7 +14,9 @@ allOf:
 
 properties:
   compatible:
-    const: qcom,ipq4019-mdio
+    enum:
+      - qcom,ipq4019-mdio
+      - qcom,ipq5018-mdio
 
   "#address-cells":
     const: 1
@@ -23,7 +25,18 @@ properties:
     const: 0
 
   reg:
+    minItems: 1
+    maxItems: 2
+    description:
+      the first Address and length of the register set for the MDIO controller.
+      the second Address and length of the register for ethernet LDO, this second
+      address range is only required by the platform IPQ50xx.
+
+  clocks:
     maxItems: 1
+    description: |
+      MDIO clock source frequency fixed to 100MHZ, this clock should be specified
+      by the platform IPQ807x, IPQ60xx and IPQ50xx.
 
 required:
   - compatible
-- 
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