arm64: dts: ti: k3-am64: Add GPIO expander on I2C0

A TCA9554 GPIO expander is present on I2C0. Add it.

Signed-off-by: Roger Quadros <rogerq@kernel.org>
Link: https://lore.kernel.org/r/20230923080046.5373-3-rogerq@kernel.org
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
index d0e1191baecd6386dc7b2ddb1c0371c203bcb9ad..4dba18941015dd363e0a803d403065e58763fa4d 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
@@ -407,6 +407,15 @@
        pinctrl-0 = <&main_i2c0_pins_default>;
        clock-frequency = <400000>;
 
+       gpio@38 {
+               /* TCA9554 */
+               compatible = "nxp,pca9554";
+               reg = <0x38>;
+               gpio-controller;
+               #gpio-cells = <2>;
+               gpio-line-names = "HSE_DETECT";
+       };
+
        eeprom@50 {
                /* AT24CM01 */
                compatible = "atmel,24c1024";