Enable support for mcu_i2c0 and add pinmux required to bring out the
mcu_i2c0 signals on 40-pin RPi expansion header on the J722S EVM.
Signed-off-by: Bhavya Kapoor <b-kapoor@xxxxxx>
Signed-off-by: Shreyash Sinha <s-sinha@xxxxxx>
---
arch/arm64/boot/dts/ti/k3-j722s-evm.dts | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
index a00f4a7d20d9..796287c76b69 100644
--- a/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-j722s-evm.dts
@@ -406,6 +406,13 @@ &main_uart5 {
&mcu_pmx0 {
+ mcu_i2c0_pins_default: mcu-i2c0-default-pins {
+ pinctrl-single,pins = <
+ J722S_MCU_IOPAD(0x048, PIN_INPUT, 0) /* (E11) MCU_I2C0_SDA */
+ J722S_MCU_IOPAD(0x044, PIN_INPUT, 0) /* (B13) MCU_I2C0_SCL */
+ >;
+ };
+
mcu_mcan0_pins_default: mcu-mcan0-default-pins {
pinctrl-single,pins = <
J722S_MCU_IOPAD(0x038, PIN_INPUT, 0) /* (D8) MCU_MCAN0_RX */
@@ -812,3 +819,10 @@ &main_mcan0 {
&mcu_gpio0 {
status = "okay";
};
+
+&mcu_i2c0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&mcu_i2c0_pins_default>;
+ clock-frequency = <400000>;
+ status = "okay";
+};
--
2.34.1
