See commit e67b45582c5e for explanation.

Note: the 0xbc offset is arbitrary, it just needs to not be already in use.

Signed-off-by: Jonathan Marek <jonathan@marek.ca>
---
 .../boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts   | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts
index d18461c545547..f05523cb51cd4 100644
--- a/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts
+++ b/arch/arm64/boot/dts/qcom/x1e78100-lenovo-thinkpad-t14s.dts
@@ -897,6 +897,17 @@ edp_bl_en: edp-bl-en-state {
 	};
 };
 
+&pmk8550_rtc {
+	nvmem-cells = <&rtc_offset>;
+	nvmem-cell-names = "offset";
+};
+
+&pmk8550_sdam_2 {
+	rtc_offset: rtc-offset@bc {
+		reg = <0xbc 0x4>;
+	};
+};
+
 &qupv3_0 {
 	status = "okay";
 };
-- 
2.45.1