Regmap APIs should be selected, otherwise link can fail ERROR: modpost: "__devm_regmap_init_i2c" [drivers/leds/leds-lm3532.ko] undefined! Fixes: bc1b8492c764 ("leds: lm3532: Introduce the lm3532 LED driver") Cc: Dan Murphy <dmurphy@xxxxxx> Signed-off-by: Andy Shevchenko <andy.shevchenko@xxxxxxxxx> --- drivers/leds/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig index 531c79155717..b06eb12f14bf 100644 --- a/drivers/leds/Kconfig +++ b/drivers/leds/Kconfig @@ -198,6 +198,7 @@ config LEDS_LM3530 config LEDS_LM3532 tristate "LCD Backlight driver for LM3532" + select REGMAP_I2C depends on LEDS_CLASS depends on I2C help -- 2.31.1