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Subject[PATCH] iio: Fix an undefied reference error in noa1305_probe
I hit the following error when compile the kernel.

drivers/iio/light/noa1305.o: In function `noa1305_probe':
noa1305.c:(.text+0x65): undefined reference to `__devm_regmap_init_i2c'
make: *** [vmlinux] Error 1

Signed-off-by: zhong jiang <>
drivers/iio/light/Kconfig | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig
index 08d7e1e..4a1a883 100644
--- a/drivers/iio/light/Kconfig
+++ b/drivers/iio/light/Kconfig
@@ -314,6 +314,7 @@ config MAX44009
config NOA1305
tristate "ON Semiconductor NOA1305 ambient light sensor"
depends on I2C
+ select REGMAP_I2C
Say Y here if you want to build support for the ON Semiconductor
NOA1305 ambient light sensor.
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