Merge 'backlight' from https://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight.git (for-backlight-next)

Merged-SHA: eacfbe6f9716d00536edc229a58895405e73c2e4

 drivers/video/backlight/ili9320.c          |  2 +-
 drivers/video/backlight/ktd253-backlight.c |  2 +-
 drivers/video/backlight/lm3630a_bl.c       |  1 +
 drivers/video/backlight/qcom-wled.c        | 89 +++++++++++++++++++++++++-----
 4 files changed, 79 insertions(+), 15 deletions(-)