Message ID | 1d6749b2aa21112cb73e162a73e9e0e36b32a677.1481273581.git.marvin24@gmx.de |
---|---|
State | Accepted |
Headers | show |
Hi, On Fri, Dec 9, 2016 at 12:20 PM, Marc Dietrich <marvin24@gmx.de> wrote: > Current u-boot enables the display already. Fixes sporadic panel > initialization failure with tegra_defconfig. > > Signed-off-by: Marc Dietrich <marvin24@gmx.de> > --- Tested on 4.9.0, 4.8.13 and 4.4.39, display starts every time with this patch. Thank you. Tested-by: Misha Komarovskiy <zombah@gmail.com> > arch/arm/boot/dts/tegra20-paz00.dts | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts > index 4e361a8c167e..1be690cce9aa 100644 > --- a/arch/arm/boot/dts/tegra20-paz00.dts > +++ b/arch/arm/boot/dts/tegra20-paz00.dts > @@ -570,6 +570,7 @@ > regulator-min-microvolt = <3300000>; > regulator-max-microvolt = <3300000>; > gpio = <&gpio TEGRA_GPIO(A, 4) GPIO_ACTIVE_HIGH>; > + regulator-boot-on; > enable-active-high; > }; > }; > -- > 2.11.0 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-tegra" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
On Fri, Dec 09, 2016 at 10:20:38AM +0100, Marc Dietrich wrote: > Current u-boot enables the display already. Fixes sporadic panel > initialization failure with tegra_defconfig. > > Signed-off-by: Marc Dietrich <marvin24@gmx.de> > --- > arch/arm/boot/dts/tegra20-paz00.dts | 1 + > 1 file changed, 1 insertion(+) Applied, thanks. I did move the regulator-boot-on up a line so that the regulator- and GPIO-related properties remain grouped together. Thierry
diff --git a/arch/arm/boot/dts/tegra20-paz00.dts b/arch/arm/boot/dts/tegra20-paz00.dts index 4e361a8c167e..1be690cce9aa 100644 --- a/arch/arm/boot/dts/tegra20-paz00.dts +++ b/arch/arm/boot/dts/tegra20-paz00.dts @@ -570,6 +570,7 @@ regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; gpio = <&gpio TEGRA_GPIO(A, 4) GPIO_ACTIVE_HIGH>; + regulator-boot-on; enable-active-high; }; };
Current u-boot enables the display already. Fixes sporadic panel initialization failure with tegra_defconfig. Signed-off-by: Marc Dietrich <marvin24@gmx.de> --- arch/arm/boot/dts/tegra20-paz00.dts | 1 + 1 file changed, 1 insertion(+)