arm64: dts: zii-ultra: fix 12V_MAIN voltage

stable inclusion
from stable-5.10.43
commit 4f323ce68e75b5fc8d34e408f7033f2a1477ca59
bugzilla: 109284
CVE: NA

--------------------------------

[ Upstream commit ac0cbf9d ]

As this is a fixed regulator on the board there was no harm in the wrong
voltage being specified, apart from a confusing reporting to userspace.

Fixes: 4a13b3be ("arm64: dts: imx: add Zii Ultra board support")
Signed-off-by: NLucas Stach <l.stach@pengutronix.de>
Signed-off-by: NShawn Guo <shawnguo@kernel.org>
Signed-off-by: NSasha Levin <sashal@kernel.org>
Signed-off-by: NChen Jun <chenjun102@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi

@@ -45,8 +45,8 @@
 	reg_12p0_main: regulator-12p0-main {
 		compatible = "regulator-fixed";
 		regulator-name = "12V_MAIN";
-		regulator-min-microvolt = <5000000>;
-		regulator-max-microvolt = <5000000>;
+		regulator-min-microvolt = <12000000>;
+		regulator-max-microvolt = <12000000>;
 		regulator-always-on;
 	};