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auxdisplay: ht16k33: Connect backlight to fbdev
[ Upstream commit 80f9eb7 ] Currently /sys/class/graphics/fb0/bl_curve is not accessible (-ENODEV), as the driver does not connect the backlight to the frame buffer device. Fix this moving backlight initialization up, and filling in fb_info.bl_dev. Fixes: 8992da4 ("auxdisplay: ht16k33: Driver for LED controller") Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Reviewed-by: Robin van der Gracht <robin@protonic.nl> Signed-off-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
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