From 3f09b8d2ea9940041557fffd55244da5bc434a99 Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 15 Aug 2017 16:46:31 +0200 Subject: [PATCH] iio: adc: select triggered buffer for sama5d2 adc Without the triggered buffer code, we get a link error: drivers/iio/adc/at91-sama5d2_adc.o: In function `at91_adc_probe': at91-sama5d2_adc.c:(.text+0x938): undefined reference to `devm_iio_triggered_buffer_setup' This adds a Kconfig 'select' statement like other ADC drivers have it already. Fixes: 5e1a1da0f8c9 ("iio: adc: at91-sama5d2_adc: add hw trigger and buffer support") Signed-off-by: Arnd Bergmann Signed-off-by: Jonathan Cameron --- drivers/iio/adc/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index e4eeebac5297..57625653fcb6 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -158,6 +158,7 @@ config AT91_SAMA5D2_ADC tristate "Atmel AT91 SAMA5D2 ADC" depends on ARCH_AT91 || COMPILE_TEST depends on HAS_IOMEM + select IIO_TRIGGERED_BUFFER help Say yes here to build support for Atmel SAMA5D2 ADC which is available on SAMA5D2 SoC family.