[PATCH] arm: dts: k3-am62p5: enable the wkup i2c bus

Bryan Brattlof
2024-02-01T03:07:01Z

The PMIC for the am62p5-sk is connected to the i2c bus on the wakeup
island. While we do not have a driver yet, enable it anyway so we can
begin development of the driver and characterization of the board.

Signed-off-by: Bryan Brattlof <bb@ti.com>
---
arch/arm/dts/k3-am62p5-sk.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)

diff --git a/arch/arm/dts/k3-am62p5-sk.dts b/arch/arm/dts/k3-am62p5-sk.dts
index 9e4479aa78886..77298d31a986f 100644
--- a/arch/arm/dts/k3-am62p5-sk.dts
+++ b/arch/arm/dts/k3-am62p5-sk.dts
@@ -790,6 +790,13 @@
&mcu_pmx0 {
bootph-all;

+ wkup_i2c0_pins_default: wkup-i2c0-default-pins {
+ pinctrl-single,pins = <
+ AM62PX_MCU_IOPAD(0x04c, PIN_INPUT, 0) /* (A13) WKUP_I2C0_SCL */
+ AM62PX_MCU_IOPAD(0x050, PIN_INPUT, 0) /* (C11) WKUP_I2C0_SDA */
+ >;
+ };
+
wkup_uart0_pins_default: wkup-uart0-default-pins {
pinctrl-single,pins = <
AM62PX_MCU_IOPAD(0x02c, PIN_INPUT, 0) /* (C7) WKUP_UART0_CTSn */
@@ -801,6 +808,13 @@
};
};

+&wkup_i2c0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&wkup_i2c0_pins_default>;
+ clock-frequency = <400000>;
+};
+
&wkup_uart0 {
/* WKUP UART0 is used by DM firmware */
pinctrl-names = "default";

base-commit: b0d717b732ee28e446baf94522b3491e590f7fbb
--
2.43.0