[RFC,net-next,4/9] dt-bindings: net: dsa: microchip,ksz: add interrupt property

Commit Message

Christian Eggers Oct. 19, 2020, 5:24 p.m. UTC

The devices have an optional interrupt line.

Signed-off-by: Christian Eggers <[e-mail]>
---
 .../devicetree/bindings/net/dsa/microchip,ksz.yaml        | 8 ++++++++
 1 file changed, 8 insertions(+)

Patch

diff --git a/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml b/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml
index f93c3bdd0b83..be927a3a370b 100644
--- a/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml
+++ b/Documentation/devicetree/bindings/net/dsa/microchip,ksz.yaml
@@ -32,6 +32,11 @@  properties:
       Should be a gpio specifier for a reset line.
     maxItems: 1
 
+  interrupts:
+    description:
+      Interrupt specifier for the INTRP_N line from the device.
+    maxItems: 1
+
   microchip,synclko-125:
     $ref: /schemas/types.yaml#/definitions/flag
     description:
@@ -44,6 +49,7 @@  required:
 examples:
   - |
     #include <dt-bindings/gpio/gpio.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
 
     // Ethernet switch connected via SPI to the host, CPU port wired to eth0:
     eth0 {
@@ -65,6 +71,8 @@  examples:
             compatible = "microchip,ksz9477";
             reg = <0>;
             reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
+            interrupt-parent = <&gpio5>;
+            interrupts = <1 IRQ_TYPE_LEVEL_LOW>;  /* INTRP_N line */
 
             spi-max-frequency = <44000000>;
             spi-cpha;