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| author | Heiko Stuebner <heiko@sntech.de> | 2015-11-29 21:46:09 +0300 |
|---|---|---|
| committer | Heiko Stuebner <heiko@sntech.de> | 2016-04-07 02:25:49 +0300 |
| commit | 1f45e8c6d0161f044d679f242fe7514e2625af4a (patch) | |
| tree | a26fa599e7c790dff399649424c3b18fb7f09a8f /arch | |
| parent | a4e00345b29dbc93fe7e6f4070458f325261b0ac (diff) | |
| download | linux-1f45e8c6d0161f044d679f242fe7514e2625af4a.tar.xz | |
ARM: dts: rockchip: add startup delay to rk3288-veyron panel-regulators
The panels need a bit of time to actually turn on. If this isn't
observed, this results in problems when trying talk to the panels
and thus produces detection errors. 100ms seem to be a safe value
for the time being.
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Douglas Anderson <dianders@chromium.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/boot/dts/rk3288-veyron-jaq.dts | 1 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rk3288-veyron-jerry.dts | 1 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rk3288-veyron-minnie.dts | 1 | ||||
| -rw-r--r-- | arch/arm/boot/dts/rk3288-veyron-speedy.dts | 1 |
4 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3288-veyron-jaq.dts b/arch/arm/boot/dts/rk3288-veyron-jaq.dts index 5c97e3153526..2123ac21491e 100644 --- a/arch/arm/boot/dts/rk3288-veyron-jaq.dts +++ b/arch/arm/boot/dts/rk3288-veyron-jaq.dts @@ -61,6 +61,7 @@ pinctrl-names = "default"; pinctrl-0 = <&lcd_enable_h>; regulator-name = "panel_regulator"; + startup-delay-us = <100000>; vin-supply = <&vcc33_sys>; }; diff --git a/arch/arm/boot/dts/rk3288-veyron-jerry.dts b/arch/arm/boot/dts/rk3288-veyron-jerry.dts index 60bd6e91e308..1a9bef1303d3 100644 --- a/arch/arm/boot/dts/rk3288-veyron-jerry.dts +++ b/arch/arm/boot/dts/rk3288-veyron-jerry.dts @@ -60,6 +60,7 @@ pinctrl-names = "default"; pinctrl-0 = <&lcd_enable_h>; regulator-name = "panel_regulator"; + startup-delay-us = <100000>; vin-supply = <&vcc33_sys>; }; diff --git a/arch/arm/boot/dts/rk3288-veyron-minnie.dts b/arch/arm/boot/dts/rk3288-veyron-minnie.dts index 699beb0a9481..8b16f378a847 100644 --- a/arch/arm/boot/dts/rk3288-veyron-minnie.dts +++ b/arch/arm/boot/dts/rk3288-veyron-minnie.dts @@ -70,6 +70,7 @@ pinctrl-names = "default"; pinctrl-0 = <&lcd_enable_h>; regulator-name = "panel_regulator"; + startup-delay-us = <100000>; vin-supply = <&vcc33_sys>; }; diff --git a/arch/arm/boot/dts/rk3288-veyron-speedy.dts b/arch/arm/boot/dts/rk3288-veyron-speedy.dts index b34a7b5b3f62..e62cdee78302 100644 --- a/arch/arm/boot/dts/rk3288-veyron-speedy.dts +++ b/arch/arm/boot/dts/rk3288-veyron-speedy.dts @@ -61,6 +61,7 @@ pinctrl-names = "default"; pinctrl-0 = <&lcd_enable_h>; regulator-name = "panel_regulator"; + startup-delay-us = <100000>; vin-supply = <&vcc33_sys>; }; |