From: Daniel Golle <daniel@makrotopia.org>
Date: Sat, 18 Jun 2022 16:30:02 +0000 (+0100)
Subject: mediatek: UniFi 6 LR: disable RTC
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=049093b9fd94c60855dc2894e883157c6392526f;p=openwrt%2Fstaging%2Fstintel.git

mediatek: UniFi 6 LR: disable RTC

There is not RTC battery connected to the SoC of the UniFi 6 LR board.
Disable the RTC to prevent the system coming up with time set to
2000-01-01 00:00:00 after each reboot.

Signed-off-by: Daniel Golle <daniel@makrotopia.org>
(cherry picked from commit 692d87a27b44ac73c10cd511c00ee0bec1316d9f)
---

diff --git a/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi b/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi
index ae587a11a0..f7881af624 100644
--- a/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi
+++ b/target/linux/mediatek/dts/mt7622-ubnt-unifi-6-lr.dtsi
@@ -203,6 +203,12 @@
 	};
 };
 
+&rtc {
+	status = "disabled";
+
+	/* No RTC battery */
+};
+
 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pins>;