arm64: dts: imx8mp-evk: add PCA6416 interrupt controller mode

Add interrupt controller mode for the pca6416 on i.MX8MP EVK board's.

Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
index 2eb9432..9055ce3 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8mp-evk.dts
@@ -294,6 +294,12 @@
                reg = <0x20>;
                gpio-controller;
                #gpio-cells = <2>;
+               interrupt-controller;
+               #interrupt-cells = <2>;
+               pinctrl-names = "default";
+               pinctrl-0 = <&pinctrl_pca6416_int>;
+               interrupt-parent = <&gpio1>;
+               interrupts = <12 IRQ_TYPE_LEVEL_LOW>;
        };
 };
 
@@ -448,6 +454,12 @@
                >;
        };
 
+       pinctrl_pca6416_int: pca6416_int_grp {
+               fsl,pins = <
+                       MX8MP_IOMUXC_GPIO1_IO12__GPIO1_IO12     0x146 /* Input pull-up. */
+               >;
+       };
+
        pinctrl_reg_usdhc2_vmmc: regusdhc2vmmcgrp {
                fsl,pins = <
                        MX8MP_IOMUXC_SD2_RESET_B__GPIO2_IO19    0x41