LEDS_EXPRESSWIRE depends on GPIOLIB, and so must anything selecting it: WARNING: unmet direct dependencies detected for LEDS_EXPRESSWIRE Depends on [n]: NEW_LEDS [=y] && GPIOLIB [=n] Selected by [m]: - BACKLIGHT_KTD2801 [=m] && HAS_IOMEM [=y] && BACKLIGHT_CLASS_DEVICE [=m] Fixes: 66c76c1cd984 ("backlight: Add Kinetic KTD2801 backlight support") Signed-off-by: Duje Mihanović <duje.mihanovic@xxxxxxxx> --- drivers/video/backlight/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index 230bca07b09d..8bd88017d945 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -185,6 +185,7 @@ config BACKLIGHT_KTD253 config BACKLIGHT_KTD2801 tristate "Backlight Driver for Kinetic KTD2801" + depends on GPIOLIB select LEDS_EXPRESSWIRE help Say Y to enable the backlight driver for the Kinetic KTD2801 1-wire --- base-commit: 46d4e2eb58e14c8935fa0e27d16d4c62ef82849a change-id: 20240213-ktd2801-deps-0f571c09b824 Best regards, -- Duje Mihanović <duje.mihanovic@xxxxxxxx>