From 83086adf5ab6a56191439db34c0470daf6f2887b Mon Sep 17 00:00:00 2001
From: David Wu <david.wu@rock-chips.com>
Date: Thu, 22 Jun 2017 18:32:23 +0800
Subject: [PATCH] ARM: dts: rockchip: Add io-domain node for rk3228

This patch adds io-domain support for rk3228 SoC.

Signed-off-by: David Wu <david.wu@rock-chips.com>
Signed-off-by: Frank Wang <frank.wang@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
---
 arch/arm/boot/dts/rk322x.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi
index 31e04e96537b..d81f90e77724 100644
--- a/arch/arm/boot/dts/rk322x.dtsi
+++ b/arch/arm/boot/dts/rk322x.dtsi
@@ -228,6 +228,11 @@
 		#address-cells = <1>;
 		#size-cells = <1>;
 
+		io_domains: io-domains {
+			compatible = "rockchip,rk3228-io-voltage-domain";
+			status = "disabled";
+		};
+
 		u2phy0: usb2-phy@760 {
 			compatible = "rockchip,rk3228-usb2phy";
 			reg = <0x0760 0x0c>;
-- 
2.11.0