[PATCH v3 5/5] arm64: dts: mediatek: Set RTC start year property

Alexandre Mergnat amergnat at baylibre.com
Fri Apr 11 05:35:58 PDT 2025


Set the start-year property for MT6357, MT6358 and MT6359 to have a
consistent value between the HW registers and the RTC framework.

Signed-off-by: Alexandre Mergnat <amergnat at baylibre.com>
---
 arch/arm64/boot/dts/mediatek/mt6357.dtsi | 1 +
 arch/arm64/boot/dts/mediatek/mt6358.dtsi | 1 +
 arch/arm64/boot/dts/mediatek/mt6359.dtsi | 1 +
 3 files changed, 3 insertions(+)

diff --git a/arch/arm64/boot/dts/mediatek/mt6357.dtsi b/arch/arm64/boot/dts/mediatek/mt6357.dtsi
index 5fafa842d312f..d79ba87361d00 100644
--- a/arch/arm64/boot/dts/mediatek/mt6357.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6357.dtsi
@@ -267,6 +267,7 @@ mt6357_vusb33_reg: ldo-vusb33 {
 
 		rtc {
 			compatible = "mediatek,mt6357-rtc";
+			start-year = <1942>;
 		};
 
 		keys {
diff --git a/arch/arm64/boot/dts/mediatek/mt6358.dtsi b/arch/arm64/boot/dts/mediatek/mt6358.dtsi
index e23672a2eea4a..226259a51188f 100644
--- a/arch/arm64/boot/dts/mediatek/mt6358.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6358.dtsi
@@ -340,6 +340,7 @@ mt6358_vsim2_reg: ldo_vsim2 {
 
 		mt6358rtc: rtc {
 			compatible = "mediatek,mt6358-rtc";
+			start-year = <1968>;
 		};
 
 		mt6358keys: keys {
diff --git a/arch/arm64/boot/dts/mediatek/mt6359.dtsi b/arch/arm64/boot/dts/mediatek/mt6359.dtsi
index 150ad84d5d2b3..7f9182be79724 100644
--- a/arch/arm64/boot/dts/mediatek/mt6359.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt6359.dtsi
@@ -299,6 +299,7 @@ mt6359_vsram_others_sshub_ldo: ldo_vsram_others_sshub {
 
 		mt6359rtc: mt6359rtc {
 			compatible = "mediatek,mt6358-rtc";
+			start-year = <1968>;
 		};
 	};
 };

-- 
2.25.1




More information about the linux-arm-kernel mailing list