arm64: dts: k3-am654-base-board: Add IRQ line for GPIO expander

Add IRQ line for IO expander present on wkup_i2c bus on  AM654 EVM

Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
index 94bec7a..a634dce 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
@@ -85,6 +85,13 @@
                        AM65X_WKUP_IOPAD(0x002c, PIN_OUTPUT, 0) /* (R4) MCU_OSPI0_CSn0 */
                >;
        };
+
+       wkup_pca554_default: wkup_pca554_default {
+               pinctrl-single,pins = <
+                       AM65X_WKUP_IOPAD(0x0034, PIN_INPUT, 7) /* (T1) MCU_OSPI1_CLK.WKUP_GPIO0_25 */
+
+               >;
+       };
 };
 
 &main_pmx0 {
@@ -180,6 +187,12 @@
                reg = <0x39>;
                gpio-controller;
                #gpio-cells = <2>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&wkup_pca554_default>;
+               interrupt-parent = <&wkup_gpio0>;
+               interrupts = <25 IRQ_TYPE_EDGE_FALLING>;
+               interrupt-controller;
+               #interrupt-cells = <2>;
        };
 };