[RFC 4/4] ARM: dts: imx28: Add description for L2 switch on XEA board

[Lukasz Majewski]

The 'eth_switch' node is now used to enable support for L2 switch.
Moreover, a separate 'switch' node was introduced to keep the code more
clean.

Signed-off-by: Lukasz Majewski <lu...@denx.de>
---
 arch/arm/boot/dts/imx28-xea.dts | 55 +++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)

diff --git a/arch/arm/boot/dts/imx28-xea.dts b/arch/arm/boot/dts/imx28-xea.dts
index 672080485b78..b8a896df02c0 100644
--- a/arch/arm/boot/dts/imx28-xea.dts
+++ b/arch/arm/boot/dts/imx28-xea.dts
@@ -9,6 +9,30 @@
 
 / {
        model = "XEA";
+
+       switch {
+               compatible = "imx,mtip-l2switch";
+               reg = <0x800f8000 0x400>, <0x800fC000 0x4000>;
+               ports {
+                       port0@0 {
+                               reg = <0>;
+                               label = "lan1";
+                               phy-handle = <&ethsw0>;
+                       };
+
+                       port1@1 {
+                               reg = <1>;
+                               label = "lan2";
+                               phy-handle = <&ethsw1>;
+                       };
+
+                       port2@2 {
+                               reg = <2>;
+                               label = "cpu";
+                               ethernet = <&eth_switch>;
+                       };
+               };
+       };
 };
 
 &can0 {
@@ -23,6 +47,37 @@
        status = "okay";
 };
 
+&eth_switch {
+       compatible = "fsl,imx28-l2switch";
+       reg = <0x800f0000 0x8000>, <0x800f8400 0x400>;
+       pinctrl-names = "default";
+       pinctrl-0 = <&mac0_pins_a>, <&mac1_pins_a>;
+       phy-mode = "rmii";
+       phy-supply = <&reg_fec_3v3>;
+       phy-reset-gpios = <&gpio2 13 0>;
+       phy-reset-duration = <100>;
+       interrupts = <100>, <101>, <102>;
+       clocks = <&clks 57>, <&clks 57>, <&clks 64>, <&clks 35>;
+       clock-names = "ipg", "ahb", "enet_out", "ptp";
+       local-mac-address = [ 00 11 22 AA BB CC ];
+       status = "okay";
+
+       fixed-link {
+               speed = <100>;
+               full-duplex;
+       };
+
+       mdio {
+               ethsw0: ethernet-phy@0 {
+                       reg = <0>;
+               };
+
+               ethsw1: ethernet-phy@1 {
+                       reg = <1>;
+               };
+       };
+};
+
 &pinctrl {
        pinctrl-names = "default";
        pinctrl-0 = <&hog_pins_a &hog_pins_tiva>;
-- 
2.20.1