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ARM: dts: imx53: enable PMIC RTC on imx53-qsrb

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The RTC inside mc34708 is supported by RTC_DRV_MC13XXX since v3.6-rc1.
Enable the PMIC RTC on the imx53-qsrb. Without a battery the RTC may be
powered via the micro-USB connector when main 5V power is not available.

Signed-off-by: Alexander Kurz <akurz@blala.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Alexander Kurz
2025-10-11 06:02:51 +00:00
committed by Shawn Guo
parent ae3b64675f
commit c5efaf2e88
1 changed files with 1 additions and 0 deletions
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arch/arm/boot/dts/nxp/imx/imx53-qsrb.dts
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@@ -28,6 +28,7 @@ pmic: mc34708@8 {
reg = <0x08>;
interrupt-parent = <&gpio5>;
interrupts = <23 IRQ_TYPE_LEVEL_HIGH>;
fsl,mc13xxx-uses-rtc;
regulators {
sw1_reg: sw1a {
regulator-name = "SW1";