arm64: tegra: p2597: Enable TCA9539 as IRQ controllers

Fill out the DT nodes enabling both TCA9539 chips as IRQ controllers.

Proper functionality was tested for both instances.

Signed-off-by: Diogo Ivo <diogo.ivo@tecnico.ulisboa.pt>
Link: https://lore.kernel.org/r/20250224-diogo-gpio_exp-v1-3-80fb84ac48c6@tecnico.ulisboa.pt
Signed-off-by: Thierry Reding <treding@nvidia.com>

diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
index 38d49d612c0c19181ec63790112f7a73597b8a82..83ed6ac2a8d8f403fb588edce83dc401065c162f 100644 (file)
--- a/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210-p2597.dtsi
@@ -1375,6 +1375,15 @@
 
                        #gpio-cells = <2>;
                        gpio-controller;
+
+                       interrupt-parent = <&gpio>;
+                       interrupts = <TEGRA_GPIO(L, 1) IRQ_TYPE_EDGE_FALLING>;
+
+                       #interrupt-cells = <2>;
+                       interrupt-controller;
+
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio_1v8>;
                };
 
                exp2: gpio@77 {
@@ -1383,6 +1392,15 @@
 
                        #gpio-cells = <2>;
                        gpio-controller;
+
+                       interrupt-parent = <&gpio>;
+                       interrupts = <TEGRA_GPIO(Z, 2) IRQ_TYPE_EDGE_FALLING>;
+
+                       #interrupt-cells = <2>;
+                       interrupt-controller;
+
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&gpio_1v8>;
                };
        };