fbdev: ssd1307fb: add backlight controls for setting the contrast

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The backlight class is used to create userspace handles for
setting the OLED contrast.

Signed-off-by: Thomas Niederprüm <niederp@physik.uni-kl.de>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

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Thomas Niederprüm 2015-03-31 20:27:15 +02:00 • committed by Tomi Valkeinen

parent 13bad59730

commit 6ed5e2db52

2 changed files with 59 additions and 0 deletions

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1

drivers/video/fbdev/Kconfig

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58

drivers/video/fbdev/ssd1307fb.c

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