[PATCH] iio: Fix build error for ltc2664

[Javier Carrasco]

On 23/10/2024 10:23, Jinjie Ruan wrote:
> If REGMAP_SPI is n and LTC2664 is y, the following build error occurs:
> 
> 	riscv64-unknown-linux-gnu-ld: drivers/iio/dac/ltc2664.o: in function `ltc2664_probe':
> 	ltc2664.c:(.text+0x714): undefined reference to `__devm_regmap_init_spi'
> 
> Select REGMAP_SPI for LTC2664 to fix it.
> 
> Fixes: 4cc2fc445d2e ("iio: dac: ltc2664: Add driver for LTC2664 and LTC2672")
> Signed-off-by: Jinjie Ruan <ruanjinjie at huawei.com>
> ---
>  drivers/iio/dac/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/iio/dac/Kconfig b/drivers/iio/dac/Kconfig
> index 45e337c6d256..ae6d04c758d1 100644
> --- a/drivers/iio/dac/Kconfig
> +++ b/drivers/iio/dac/Kconfig
> @@ -381,6 +381,7 @@ config LTC2664
>  	tristate "Analog Devices LTC2664 and LTC2672 DAC SPI driver"
>  	depends on SPI
>  	select REGMAP
> +	select REGMAP_SPI

Should you not replace REGMAP with REGMAP_SPI instead?


>  	help
>  	  Say yes here to build support for Analog Devices
>  	  LTC2664 and LTC2672 converters (DAC).


Best regards,
Javier Carrasco