ARM: dts: lan966x: add sgpio node

Add the device tree node for the SGPIO IP block reused from the
SparX-5. Keep the node disabled by default.

Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Tested-by: Horatiu Vultur <horatiu.vultur@microchip.com>
Signed-off-by: Claudiu Beznea <claudiu.beznea@microchip.com>
Link: https://lore.kernel.org/r/20220502224127.2604333-3-michael@walle.cc
Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com>

diff --git a/arch/arm/boot/dts/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi
index 5e9cbc8..39dfdb8 100644 (file)
--- a/arch/arm/boot/dts/lan966x.dtsi
+++ b/arch/arm/boot/dts/lan966x.dtsi
@@ -223,6 +223,32 @@
                        #interrupt-cells = <2>;
                };
 
+               sgpio: gpio@e2004190 {
+                       compatible = "microchip,sparx5-sgpio";
+                       reg = <0xe2004190 0x118>;
+                       clocks = <&sys_clk>;
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       status = "disabled";
+
+                       sgpio_in: gpio@0 {
+                               compatible = "microchip,sparx5-sgpio-bank";
+                               reg = <0>;
+                               gpio-controller;
+                               #gpio-cells = <3>;
+                               interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
+                               interrupt-controller;
+                               #interrupt-cells = <3>;
+                       };
+
+                       sgpio_out: gpio@1 {
+                               compatible = "microchip,sparx5-sgpio-bank";
+                               reg = <1>;
+                               gpio-controller;
+                               #gpio-cells = <3>;
+                       };
+               };
+
                gic: interrupt-controller@e8c11000 {
                        compatible = "arm,gic-400", "arm,cortex-a7-gic";
                        #interrupt-cells = <3>;