Re: [PATCH v3 1/2] iio: adc: ad9467: fix ad9434 vref mask

From: Jonathan Cameron

Date: Sun Dec 07 2025 - 08:07:28 EST


On Wed, 03 Dec 2025 09:28:11 +0000
Tomas Melin <tomas.melin@xxxxxxxxxxx> wrote:

> The mask setting is 5 bits wide for the ad9434
> (ref. data sheet register 0x18 FLEX_VREF). Apparently the settings
> from ad9265 were copied by mistake when support for the device was added
> to the driver.
>
> Fixes: 4606d0f4b05f ("iio: adc: ad9467: add support for AD9434 high-speed ADC")
> Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxx>
> Reviewed-by: Nuno Sá <nuno.sa@xxxxxxxxxx>
> Reviewed-by: David Lechner <dlechner@xxxxxxxxxxxx>
> Signed-off-by: Tomas Melin <tomas.melin@xxxxxxxxxxx>
Applied to the fixes-togreg branch of iio.git and marked for stable.

Thanks,

Jonathan

> ---
> drivers/iio/adc/ad9467.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/iio/adc/ad9467.c b/drivers/iio/adc/ad9467.c
> index f7a9f46ea0dc405e25f312197df4b2131871b4bc..2d8f8da3671dac61994a1864a82cdbef7f54c1af 100644
> --- a/drivers/iio/adc/ad9467.c
> +++ b/drivers/iio/adc/ad9467.c
> @@ -95,7 +95,7 @@
>
> #define CHIPID_AD9434 0x6A
> #define AD9434_DEF_OUTPUT_MODE 0x00
> -#define AD9434_REG_VREF_MASK 0xC0
> +#define AD9434_REG_VREF_MASK GENMASK(4, 0)
>
> /*
> * Analog Devices AD9467 16-Bit, 200/250 MSPS ADC
>