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    Subject[PATCH] backlight: lp855x: add FAST bit description for LP8556
    Date
    LP8556 backlight driver supports fast refresh mode when exiting
    the low power mode.
    This bit can be configurable in the platform side.

    Signed-off-by: Milo(Woogyom) Kim <milo.kim@ti.com>
    ---
    include/linux/platform_data/lp855x.h | 2 ++
    1 files changed, 2 insertions(+), 0 deletions(-)

    diff --git a/include/linux/platform_data/lp855x.h b/include/linux/platform_data/lp855x.h
    index cc76f1f..761f317 100644
    --- a/include/linux/platform_data/lp855x.h
    +++ b/include/linux/platform_data/lp855x.h
    @@ -46,6 +46,8 @@
    #define LP8556_I2C_CONFIG ((ENABLE_BL << BL_CTL_SHFT) | \
    (LP8556_I2C_ONLY << BRT_MODE_SHFT))
    #define LP8556_COMB2_CONFIG (LP8556_COMBINED2 << BRT_MODE_SHFT)
    +#define LP8556_FAST_CONFIG BIT(7) /* use it if EPROMs should be maintained
    + when exiting the low power mode */

    enum lp855x_chip_id {
    LP8550,
    --
    1.7.2.5

    Best Regards,
    Milo




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