ARM: dts: r9a06g032: Describe switch

Add the description of the switch that is present on the RZ/N1 SoC. This
description includes ethernet-port descriptions for all the ports that
are present on the switch along with their connection to the MII
converter ports and to the GMAC for the CPU port.

Signed-off-by: Clément Léger <clement.leger@bootlin.com>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20220624144001.95518-15-clement.leger@bootlin.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm/boot/dts/r9a06g032.dtsi b/arch/arm/boot/dts/r9a06g032.dtsi
index 42ce02e51e8d250063739fd7cb472913f54dbb64..5b97fa85474fd63492283f1f9a9cb2995c1848c1 100644 (file)
--- a/arch/arm/boot/dts/r9a06g032.dtsi
+++ b/arch/arm/boot/dts/r9a06g032.dtsi
@@ -361,6 +361,57 @@
                        };
                };
 
+               switch: switch@44050000 {
+                       compatible = "renesas,r9a06g032-a5psw", "renesas,rzn1-a5psw";
+                       reg = <0x44050000 0x10000>;
+                       clocks = <&sysctrl R9A06G032_HCLK_SWITCH>,
+                                <&sysctrl R9A06G032_CLK_SWITCH>;
+                       clock-names = "hclk", "clk";
+                       power-domains = <&sysctrl>;
+                       status = "disabled";
+
+                       ethernet-ports {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               switch_port0: port@0 {
+                                       reg = <0>;
+                                       pcs-handle = <&mii_conv5>;
+                                       status = "disabled";
+                               };
+
+                               switch_port1: port@1 {
+                                       reg = <1>;
+                                       pcs-handle = <&mii_conv4>;
+                                       status = "disabled";
+                               };
+
+                               switch_port2: port@2 {
+                                       reg = <2>;
+                                       pcs-handle = <&mii_conv3>;
+                                       status = "disabled";
+                               };
+
+                               switch_port3: port@3 {
+                                       reg = <3>;
+                                       pcs-handle = <&mii_conv2>;
+                                       status = "disabled";
+                               };
+
+                               switch_port4: port@4 {
+                                       reg = <4>;
+                                       ethernet = <&gmac2>;
+                                       label = "cpu";
+                                       phy-mode = "internal";
+                                       status = "disabled";
+                                       fixed-link {
+                                               speed = <1000>;
+                                               full-duplex;
+                                       };
+                               };
+                       };
+               };
+
                gic: interrupt-controller@44101000 {
                        compatible = "arm,gic-400", "arm,cortex-a7-gic";
                        interrupt-controller;