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author | Daniel Mack <daniel@zonque.org> | 2018-07-24 19:11:26 +0200 |
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committer | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2018-07-24 19:11:26 +0200 |
commit | 31e1391af210fdbf177966579a83d14e6a4cd828 (patch) | |
tree | eaec8fc47773d19c453f4c583de71e53900e7ff2 /Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt | |
parent | a2f2058e3d295fbaa5f681c1651cb5a8df840966 (diff) | |
download | linux-31e1391af210fdbf177966579a83d14e6a4cd828.tar.bz2 |
video: fbdev: pxafb: Add support for lcd-supply regulator
Optionally obtain a lcd-supply regulator during probe and use it in
__pxafb_lcd_power() to switch the power supply of LCD panels.
This helps boards booted from DT to control such voltages without
callbacks.
Signed-off-by: Daniel Mack <daniel@zonque.org>
Reviewed-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt')
-rw-r--r-- | Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt b/Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt index f79641bd5f18..45ffd6c41748 100644 --- a/Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt +++ b/Documentation/devicetree/bindings/display/marvell,pxa2xx-lcdc.txt @@ -10,6 +10,9 @@ Required properties: - interrupts : framebuffer controller interrupt. - clocks: phandle to input clocks +Optional properties: + - lcd-supply: A phandle to a power regulator that controls the LCD voltage. + Required nodes: - port: connection to the LCD panel (see video-interfaces.txt) This node must have its properties bus-width and remote-endpoint set. |