[PATCH v1 2/6] ARM: dts: lan966x: add sgpio node

Michael Walle michael at walle.cc
Thu Mar 3 08:03:19 PST 2022


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 at walle.cc>
---
 arch/arm/boot/dts/lan966x.dtsi | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/arch/arm/boot/dts/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi
index 5e9cbc8cdcbc..a7d46a2ca058 100644
--- a/arch/arm/boot/dts/lan966x.dtsi
+++ b/arch/arm/boot/dts/lan966x.dtsi
@@ -223,6 +223,32 @@ gpio: pinctrl at e2004064 {
 			#interrupt-cells = <2>;
 		};
 
+		sgpio: gpio at e2004190 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "microchip,sparx5-sgpio";
+			clocks = <&sys_clk>;
+			reg = <0xe2004190 0x118>;
+			status = "disabled";
+
+			sgpio_in: gpio at 0 {
+				reg = <0>;
+				compatible = "microchip,sparx5-sgpio-bank";
+				gpio-controller;
+				#gpio-cells = <3>;
+				interrupts = <GIC_SPI 18 IRQ_TYPE_LEVEL_HIGH>;
+				interrupt-controller;
+				#interrupt-cells = <3>;
+			};
+
+			sgpio_out: gpio at 1 {
+				compatible = "microchip,sparx5-sgpio-bank";
+				reg = <1>;
+				gpio-controller;
+				#gpio-cells = <3>;
+			};
+		};
+
 		gic: interrupt-controller at e8c11000 {
 			compatible = "arm,gic-400", "arm,cortex-a7-gic";
 			#interrupt-cells = <3>;
-- 
2.30.2




More information about the linux-arm-kernel mailing list