[PATCH 7/8] arm64: dts: ti: k3-am69-sk: Enable wakeup_i2c0 and eeprom

From: Nishanth Menon
Date: Fri Jun 02 2023 - 17:50:07 EST


Enable wakeup_i2c and use un-used pinmux. While at it, describe the
board detection eeprom present on the board.

Signed-off-by: Nishanth Menon <nm@xxxxxx>
---
Depends on https://lore.kernel.org/linux-arm-kernel/20230503083143.32369-1-t-konduru@xxxxxx/

arch/arm64/boot/dts/ti/k3-am69-sk.dts | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am69-sk.dts b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
index 409fcbaf0126..a0e7872f31f2 100644
--- a/arch/arm64/boot/dts/ti/k3-am69-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am69-sk.dts
@@ -25,6 +25,7 @@ aliases {
serial1 = &mcu_uart0;
serial2 = &main_uart8;
mmc1 = &main_sdhci1;
+ i2c0 = &wkup_i2c0;
i2c3 = &main_i2c0;
ethernet0 = &mcu_cpsw_port1;
};
@@ -152,6 +153,13 @@ J721S2_WKUP_IOPAD(0x04c, PIN_INPUT, 0) /* (K34) WKUP_UART0_TXD */
>;
};

+ wkup_i2c0_pins_default: wkup-i2c0-pins-default {
+ pinctrl-single,pins = <
+ J721S2_WKUP_IOPAD(0x98, PIN_INPUT, 0) /* (N33) WKUP_I2C0_SCL */
+ J721S2_WKUP_IOPAD(0x9c, PIN_INPUT, 0) /* (N35) WKUP_I2C0_SDA */
+ >;
+ };
+
mcu_uart0_pins_default: mcu-uart0-pins-default {
pinctrl-single,pins = <
J784S4_WKUP_IOPAD(0x08c, PIN_INPUT, 0) /* (K38) WKUP_GPIO0_13.MCU_UART0_RXD */
@@ -191,6 +199,19 @@ &wkup_uart0 {
pinctrl-0 = <&wkup_uart0_pins_default>;
};

+&wkup_i2c0 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&wkup_i2c0_pins_default>;
+ clock-frequency = <400000>;
+
+ eeprom@51 {
+ /* AT24C512C-MAHM-T */
+ compatible = "atmel,24c512";
+ reg = <0x51>;
+ };
+};
+
&mcu_uart0 {
status = "okay";
pinctrl-names = "default";
--
2.40.0