arm64: dts: s32gxxxa-rdb: Add PCA85073A RTC module over I2C0

JIRA: https://issues.redhat.com/browse/RHEL-116642

commit eb0aadf
Author: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com>
Date:   Thu Apr 10 17:48:26 2025 +0300

    arm64: dts: s32gxxxa-rdb: Add PCA85073A RTC module over I2C0

    Add support for the PCA85073A RTC module connected via I2C0 on
    S32G274A-RDB2 and S32G399A-RDB3 boards.

    Note that the PCA85073A RTC module is not battery backed.

    Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@oss.nxp.com>
    Reviewed-by: Frank Li <Frank.Li@nxp.com>
    Reviewed-by: Matthias Brugger <mbrugger@suse.com>
    Signed-off-by: Shawn Guo <shawnguo@kernel.org>

Signed-off-by: Jared Kangas <jkangas@redhat.com>

Author: rh-jkangas

arch/arm64/boot/dts/freescale/s32gxxxa-rdb.dtsi

@@ -153,6 +153,11 @@
 		gpio-controller;
 		#gpio-cells = <2>;
 	};
+
+	pca85073a: rtc@51 {
+		compatible = "nxp,pca85073a";
+		reg = <0x51>;
+	};
 };
 
 &i2c2 {