arm64: dts: ti: k3-am68-sk-som: Enable wakeup_i2c0 and eeprom

Enable wakeup_i2c. While at it, describe the board detection eeprom
present on the board.

Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Sinthu Raja <sinthu.raja@ti.com>
Reviewed-by: Udit Kumar <u-kumar1@ti.com>
Link: https://lore.kernel.org/r/20230602153554.1571128-5-nm@ti.com
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>

diff --git a/arch/arm64/boot/dts/ti/k3-am68-sk-som.dtsi b/arch/arm64/boot/dts/ti/k3-am68-sk-som.dtsi
index e92431250729a82ff34ded25ae82121d3cc13258..e2c80fff747869873db4b87a00e8f4d9555ff9df 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am68-sk-som.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am68-sk-som.dtsi
@@ -27,3 +27,25 @@
                };
        };
 };
+
+&wkup_pmx2 {
+       wkup_i2c0_pins_default: wkup-i2c0-pins-default {
+               pinctrl-single,pins = <
+                       J721S2_WKUP_IOPAD(0x098, PIN_INPUT, 0) /* (H24) WKUP_I2C0_SCL */
+                       J721S2_WKUP_IOPAD(0x09c, PIN_INPUT, 0) /* (H27) WKUP_I2C0_SDA */
+               >;
+       };
+};
+
+&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>;
+       };
+};