linux-kernel - [PATCH 4/4] ARM: dts: imx6sl-evk: make pfuze100 sw4 always on

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Message-Id: <1531804325-3476-4-git-send-email-Anson.Huang@nxp.com>
Date:   Tue, 17 Jul 2018 13:12:05 +0800
From:   Anson Huang <Anson.Huang@....com>
To:     shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
        fabio.estevam@....com, robh+dt@...nel.org, mark.rutland@....com,
        linux-arm-kernel@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, yibin.gong@....com
Cc:     Linux-imx@....com
Subject: [PATCH 4/4] ARM: dts: imx6sl-evk: make pfuze100 sw4 always on

From: Robin Gong <yibin.gong@....com>

On i.MX6SL EVK board, pfuze100 sw4 supplies
LPDDR2 which is critical for system, must be
always on.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 arch/arm/boot/dts/imx6sl-evk.dts | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts
index 046cfab..679b448 100644
--- a/arch/arm/boot/dts/imx6sl-evk.dts
+++ b/arch/arm/boot/dts/imx6sl-evk.dts
@@ -201,6 +201,7 @@
 			sw4_reg: sw4 {
 				regulator-min-microvolt = <800000>;
 				regulator-max-microvolt = <3300000>;
+				regulator-always-on;
 			};
 
 			swbst_reg: swbst {
-- 
2.7.4