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From:   Kavyasree Kotagiri <kavyasree.kotagiri@microchip.com>
To:     <krzysztof.kozlowski+dt@linaro.org>, <nicolas.ferre@microchip.com>,
        <alexandre.belloni@bootlin.com>, <claudiu.beznea@microchip.com>,
        <peda@axentia.se>
CC:     <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <lee.jones@linaro.org>,
        <linux@armlinux.org.uk>, <Manohar.Puri@microchip.com>,
        <Kavyasree.Kotagiri@microchip.com>, <UNGLinuxDriver@microchip.com>
Subject: [PATCH 2/4] dt-bindings: mfd: atmel,flexcom: Add lan966 compatible string and mux properties
Date:   Tue, 3 May 2022 16:25:26 +0530
Message-ID: <20220503105528.12824-3-kavyasree.kotagiri@microchip.com>
In-Reply-To: <20220503105528.12824-1-kavyasree.kotagiri@microchip.com>
References: <20220503105528.12824-1-kavyasree.kotagiri@microchip.com>
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Add lan966 flexcom compatible string and flexcom mux
device tree properties

Signed-off-by: Kavyasree Kotagiri <kavyasree.kotagiri@microchip.com>
---
 .../devicetree/bindings/mfd/atmel,flexcom.yaml   | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml
index 62dea9b891d8..3e056857c44a 100644
--- a/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml
+++ b/Documentation/devicetree/bindings/mfd/atmel,flexcom.yaml
@@ -18,6 +18,7 @@ properties:
   compatible:
     enum:
       - atmel,sama5d2-flexcom
+      - microchip,lan966-flexcom
 
   reg:
     minItems: 1
@@ -45,6 +46,19 @@ properties:
     $ref: /schemas/types.yaml#/definitions/uint32
     enum: [0, 1, 2]
 
+  # The following optional mux properties are only for lan966 flexcoms
+  mux-controls:
+    minItems: 1
+    description: Phandle to the mux controller to map flexcom chip-select
+     to flexcom shared pin.
+
+  mux-control-names:
+    description: String to label the mux controller.
+    minItems: 1
+    items:
+      - const: cs0
+      - const: cs1
+
 required:
   - compatible
   - reg
@@ -64,5 +78,7 @@ examples:
           #size-cells = <1>;
           ranges = <0x0 0xf8034000 0x800>;
           atmel,flexcom-mode = <2>;
+          mux-controls = <&mux 0>;
+          mux-control-names = "cs0";
     };
 ...
-- 
2.17.1