Add IRQ line for IO expander present on wkup_i2c bus on AM654 EVM
Signed-off-by: Vignesh Raghavendra <vigneshr@xxxxxx>
---
v2:
New patch
arch/arm64/boot/dts/ti/k3-am654-base-board.dts | 13 +++++++++++++
1 file changed, 13 insertions(+)
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 94bec7aa9baf..a634dceaa964 100644
--- 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(0x0028, PIN_INPUT, 0) /* (R3) MCU_OSPI0_D7 */
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 @@ pca9554: gpio@39 {
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>;
};
};
--
2.24.0
