arm: mvebu: 370-rd: Enable PHY interrupt handling

The Ethernet switch has an embedded interrupt controller. Interrupts
from the embedded PHYs are part of this interrupt controller.
Explicitly list the MDIO bus the embedded PHYs are on, and wire up the
interrupts.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 32 insertions, 0 deletions

diff --git a/arch/arm/boot/dts/armada-370-rd.dts b/arch/arm/boot/dts/armada-370-rd.dts
index 8b2fa9a49967..c28afb242393 100644
--- a/arch/arm/boot/dts/armada-370-rd.dts
+++ b/arch/arm/boot/dts/armada-370-rd.dts
@@ -56,6 +56,7 @@
 
 /dts-v1/;
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/interrupt-controller/irq.h>
 #include <dt-bindings/gpio/gpio.h>
 #include "armada-370.dtsi"
 
@@ -243,6 +244,8 @@
                 #address-cells = <1>;
                 #size-cells = <0>;
                 reg = <0x10>;
+                interrupt-controller;
+                #interrupt-cells = <2>;
 
                 ports {
                         #address-cells = <1>;
@@ -278,6 +281,35 @@
                                 };
                         };
                 };
+
+                mdio {
+                        #address-cells = <1>;
+                        #size-cells = <0>;
+
+                        switchphy0: switchphy@0 {
+                                reg = <0>;
+                                interrupt-parent = <&switch>;
+                                interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
+                        };
+
+                        switchphy1: switchphy@1 {
+                                reg = <1>;
+                                interrupt-parent = <&switch>;
+                                interrupts = <1 IRQ_TYPE_LEVEL_HIGH>;
+                        };
+
+                        switchphy2: switchphy@2 {
+                                reg = <2>;
+                                interrupt-parent = <&switch>;
+                                interrupts = <2 IRQ_TYPE_LEVEL_HIGH>;
+                        };
+
+                        switchphy3: switchphy@3 {
+                                reg = <3>;
+                                interrupt-parent = <&switch>;
+                                interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
+                        };
+                };
         };
 };