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CONFIG_BACKLIGHT_ATMEL_LCDC: Atmel LCDC Contrast-as-Backlight control

General informations

The Linux kernel configuration item CONFIG_BACKLIGHT_ATMEL_LCDC:

Help text

This provides a backlight control internal to the Atmel LCDC driver. If the LCD "contrast control" on your board is wired so it controls the backlight brightness, select this option to export this as a PWM-based backlight control.

If in doubt, it's safe to enable this option; it doesn't kick in unless the board's description says it's wired that way.

Hardware

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