Patch "ARM: tegra: paz00: Mark panel regulator as enabled on boot" has been added to the 4.9-stable tree

Patch "ARM: tegra: paz00: Mark panel regulator as enabled on boot" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    ARM: tegra: paz00: Mark panel regulator as enabled on boot

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     arm-tegra-paz00-mark-panel-regulator-as-enabled-on-boot.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 0c18927f51f4d390abdcf385bff5f995407ee732 Mon Sep 17 00:00:00 2001
From: Marc Dietrich <marvin24@gmx.de>
Date: Fri, 9 Dec 2016 10:20:38 +0100
Subject: ARM: tegra: paz00: Mark panel regulator as enabled on boot

From: Marc Dietrich <marvin24@gmx.de>

commit 0c18927f51f4d390abdcf385bff5f995407ee732 upstream.

Current U-Boot enables the display already. Marking the regulator as
enabled on boot fixes sporadic panel initialization failures.

Signed-off-by: Marc Dietrich <marvin24@gmx.de>
Tested-by: Misha Komarovskiy <zombah@gmail.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 arch/arm/boot/dts/tegra20-paz00.dts |    1 +
 1 file changed, 1 insertion(+)

--- a/arch/arm/boot/dts/tegra20-paz00.dts
+++ b/arch/arm/boot/dts/tegra20-paz00.dts
@@ -569,6 +569,7 @@
 			regulator-name = "+3VS,vdd_pnl";
 			regulator-min-microvolt = <3300000>;
 			regulator-max-microvolt = <3300000>;
+			regulator-boot-on;
 			gpio = <&gpio TEGRA_GPIO(A, 4) GPIO_ACTIVE_HIGH>;
 			enable-active-high;
 		};


Patches currently in stable-queue which might be from marvin24@gmx.de are

queue-4.9/arm-tegra-paz00-mark-panel-regulator-as-enabled-on-boot.patch