Re: [PATCH 2/7] iio: adc: sc27xx: fix read big scale voltage not right

[Baolin Wang]

On Thu, Jan 6, 2022 at 9:00 PM Cixi Geng <gengcixi@xxxxxxxxx> wrote:
>
> From: Cixi Geng <cixi.geng1@xxxxxxxxxx>
>
> Fix wrong configuration value of SC27XX_ADC_SCALE_MASK and
> SC27XX_ADC_SCALE_SHIFT by spec documetation.
>
> Signed-off-by: Yuming Zhu <yuming.zhu1@xxxxxxxxxx>
> Signed-off-by: Cixi Geng <cixi.geng1@xxxxxxxxxx>

Reviewed-by: Baolin Wang <baolin.wang7@xxxxxxxxx>

> ---
>  drivers/iio/adc/sc27xx_adc.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/adc/sc27xx_adc.c b/drivers/iio/adc/sc27xx_adc.c
> index 00098caf6d9e..aee076c8e2b1 100644
> --- a/drivers/iio/adc/sc27xx_adc.c
> +++ b/drivers/iio/adc/sc27xx_adc.c
> @@ -36,8 +36,8 @@
>
>  /* Bits and mask definition for SC27XX_ADC_CH_CFG register */
>  #define SC27XX_ADC_CHN_ID_MASK         GENMASK(4, 0)
> -#define SC27XX_ADC_SCALE_MASK          GENMASK(10, 8)
> -#define SC27XX_ADC_SCALE_SHIFT         8
> +#define SC27XX_ADC_SCALE_MASK          GENMASK(10, 9)
> +#define SC27XX_ADC_SCALE_SHIFT         9
>
>  /* Bits definitions for SC27XX_ADC_INT_EN registers */
>  #define SC27XX_ADC_IRQ_EN              BIT(0)
> --
> 2.25.1
>


-- 
Baolin Wang