openwrt_archive/target/linux/imx6/patches-4.4/035-ARM-dts-imx-ventana-set-GW54xx-PMIC-swbst-regulator-.patch
Felix Fietkau 7dcdcb1e6e imx6: add 4.4 support
Build and boot tested on the following hardware:
 * GW54xx
 * GW53xx
 * GW52xx
 * GW51xx
 * GW552x
 * GW551x

Signed-off-by: Pushpal Sidhu <psidhu@gateworks.com>

SVN-Revision: 48248
2016-01-15 15:18:18 +00:00

27 lines
880 B
Diff

From 57b82d9e79d77442bae3d2c13b98ceccb39fe5e2 Mon Sep 17 00:00:00 2001
From: Tim Harvey <tharvey@gateworks.com>
Date: Thu, 5 Nov 2015 10:49:31 -0800
Subject: [PATCH 1/3] ARM: dts: imx: ventana: set GW54xx PMIC swbst regulator
as always-on
The GW54xx PMIC swbst regulator is used for LVDS power, CANbus xceiver
and HDMI DDC and is enabled by the bootloader. Set the regulator to
always-on so that Linux doesn't turn it off thinking its not needed.
Signed-off-by: Tim Harvey <tharvey@gateworks.com>
---
arch/arm/boot/dts/imx6qdl-gw54xx.dtsi | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-gw54xx.dtsi
@@ -260,6 +260,8 @@
swbst_reg: swbst {
regulator-min-microvolt = <5000000>;
regulator-max-microvolt = <5150000>;
+ regulator-boot-on;
+ regulator-always-on;
};
snvs_reg: vsnvs {