linux-kernel - Re: [PATCH v3 09/11] iio: adc: adi-axi-adc: add num lanes support

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Message-ID: <7b11bb00-fd2a-4df4-bb7e-7e67ed396ba2@baylibre.com>
Date: Tue, 29 Apr 2025 12:26:27 -0500
From: David Lechner <dlechner@...libre.com>
To: Antoniu Miclaus <antoniu.miclaus@...log.com>, jic23@...nel.org,
 robh@...nel.org, conor+dt@...nel.org, linux-iio@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 09/11] iio: adc: adi-axi-adc: add num lanes support

On 4/25/25 6:25 AM, Antoniu Miclaus wrote:
> Add support for setting the number of lanes enabled.
> 
> Signed-off-by: Antoniu Miclaus <antoniu.miclaus@...log.com>
> ---
> no changes in v3.
>  drivers/iio/adc/adi-axi-adc.c | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/drivers/iio/adc/adi-axi-adc.c b/drivers/iio/adc/adi-axi-adc.c
> index bf0155830d87..8ff781ab5ec3 100644
> --- a/drivers/iio/adc/adi-axi-adc.c
> +++ b/drivers/iio/adc/adi-axi-adc.c
> @@ -44,6 +44,7 @@
>  #define   ADI_AXI_ADC_REG_CONFIG_CMOS_OR_LVDS_N	BIT(7)
>  
>  #define ADI_AXI_ADC_REG_CTRL			0x0044
> +#define    AXI_AD408X_CTRL_NUM_LANES_MSK	GENMASK(12, 8)

Same comment applies here. It looks like this is common to all cores, so no
AD408X in the name please.

>  #define    AXI_AD408X_CTRL_SYNC_MSK		BIT(3)
>  #define    ADI_AXI_ADC_CTRL_DDR_EDGESEL_MASK	BIT(1)
>  
> @@ -451,6 +452,19 @@ static int axi_adc_sync_status_get(struct iio_backend *back, bool *sync_en)
>  	return 0;
>  }