From: Anson Huang <Anson.Huang@nxp.com>
To: shawnguo@kernel.org, s.hauer@pengutronix.de,
kernel@pengutronix.de, fabio.estevam@nxp.com, robh+dt@kernel.org,
mark.rutland@arm.com
Cc: Linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] ARM: dts: imx6sll-evk: make pfuze100 sw4 always on
Date: Fri, 22 Jun 2018 14:28:52 +0800 [thread overview]
Message-ID: <1529648932-4832-1-git-send-email-Anson.Huang@nxp.com> (raw)
On i.MX6SLL EVK board, PFuze100's SW4 is supplying
LPDDR3, it needs to be always on. This patch fixes
Linux kernel boot up hang caused by SW4 being turned
off:
[ 1.693613] cfg80211: failed to load regulatory.db
[ 1.700063] SW4: disabling
[ 1.703973] SWBST: disabling
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
arch/arm/boot/dts/imx6sll-evk.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
index 4684ac4..2217c40 100644
--- a/arch/arm/boot/dts/imx6sll-evk.dts
+++ b/arch/arm/boot/dts/imx6sll-evk.dts
@@ -142,6 +142,7 @@
sw4_reg: sw4 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};
swbst_reg: swbst {
--
2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Anson.Huang@nxp.com (Anson Huang)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: dts: imx6sll-evk: make pfuze100 sw4 always on
Date: Fri, 22 Jun 2018 14:28:52 +0800 [thread overview]
Message-ID: <1529648932-4832-1-git-send-email-Anson.Huang@nxp.com> (raw)
On i.MX6SLL EVK board, PFuze100's SW4 is supplying
LPDDR3, it needs to be always on. This patch fixes
Linux kernel boot up hang caused by SW4 being turned
off:
[ 1.693613] cfg80211: failed to load regulatory.db
[ 1.700063] SW4: disabling
[ 1.703973] SWBST: disabling
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
arch/arm/boot/dts/imx6sll-evk.dts | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts
index 4684ac4..2217c40 100644
--- a/arch/arm/boot/dts/imx6sll-evk.dts
+++ b/arch/arm/boot/dts/imx6sll-evk.dts
@@ -142,6 +142,7 @@
sw4_reg: sw4 {
regulator-min-microvolt = <800000>;
regulator-max-microvolt = <3300000>;
+ regulator-always-on;
};
swbst_reg: swbst {
--
2.7.4
next reply other threads:[~2018-06-22 6:33 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-22 6:28 Anson Huang [this message]
2018-06-22 6:28 ` [PATCH] ARM: dts: imx6sll-evk: make pfuze100 sw4 always on Anson Huang
2018-06-25 12:22 ` Fabio Estevam
2018-06-25 12:22 ` Fabio Estevam
2018-06-25 12:22 ` Fabio Estevam
2018-06-26 1:06 ` Anson Huang
2018-06-26 1:06 ` Anson Huang
2018-06-26 1:06 ` Anson Huang
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