[PATCH v2 2/2] arm64: dts: ti: k3-am64: Add GPIO expander on I2C0

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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

Signed-off-by: Roger Quadros <rogerq@xxxxxxxxxx>
---
 arch/arm64/boot/dts/ti/k3-am642-evm.dts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
index b4a1f73d4fb1..3dccc597f516 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
@@ -392,6 +392,15 @@ &main_i2c0 {
 	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";
-- 
2.34.1





[Index of Archives]     [Device Tree Compilter]     [Device Tree Spec]     [Linux Driver Backports]     [Video for Linux]     [Linux USB Devel]     [Linux PCI Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Yosemite Backpacking]


  Powered by Linux