From 6793be67bb7ca7f9e8a7a28d3f4bcf6530e22ed9 Mon Sep 17 00:00:00 2001
From: Wang Panzhenzhuan <randy.wang@rock-chips.com>
Date: Sat, 20 Nov 2021 09:48:39 +0000
Subject: [PATCH] arm64: dts: rockchip: rk3588s-tablet: raise avdd_1v2_cam_s0
 voltage

Tablet's rear camera convert fpc decrease the dvdd,
so need raise nldo4 voltage to ensure rear camera ov50c40 normal.

Signed-off-by: Wang Panzhenzhuan <randy.wang@rock-chips.com>
Change-Id: Id36f920dd80d9072cf3265a6cc992ae648c77142
---
 arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
index 8d83941349fb..bc5abb2be1d1 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-tablet.dtsi
@@ -228,6 +228,12 @@
 	};
 };
 
+&avdd_1v2_cam_s0 {
+	regulator-min-microvolt = <1300000>;
+	regulator-max-microvolt = <1300000>;
+	regulator-ramp-delay = <12500>;
+};
+
 &combphy0_ps {
 	status = "okay";
 };