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iio: adc: at91-sama5d2_adc: fix sama7g5 realbits value

Message ID 20250103-fix-sama7g5-adc-realbits-v1-1-1732d265c36a@microchip.com (mailing list archive)
State New
Headers show
Series iio: adc: at91-sama5d2_adc: fix sama7g5 realbits value | expand

Commit Message

Nayab Sayed via B4 Relay Jan. 3, 2025, 11:20 a.m. UTC
From: Nayab Sayed <nayabbasha.sayed@microchip.com>

The number of valid bits in SAMA7G5 ADC channel data register are 16.
Hence changing the realbits value to 16

Signed-off-by: Nayab Sayed <nayabbasha.sayed@microchip.com>
---
 drivers/iio/adc/at91-sama5d2_adc.c | 68 ++++++++++++++++++++++----------------
 1 file changed, 40 insertions(+), 28 deletions(-)


---
base-commit: 0bc21e701a6ffacfdde7f04f87d664d82e8a13bf
change-id: 20250103-fix-sama7g5-adc-realbits-37f62f8925d7

Best regards,

Comments

Jonathan Cameron Jan. 4, 2025, 1:38 p.m. UTC | #1
On Fri, 03 Jan 2025 16:50:40 +0530
Nayab Sayed via B4 Relay <devnull+nayabbasha.sayed.microchip.com@kernel.org> wrote:

> From: Nayab Sayed <nayabbasha.sayed@microchip.com>
> 
> The number of valid bits in SAMA7G5 ADC channel data register are 16.
> Hence changing the realbits value to 16
> 
> Signed-off-by: Nayab Sayed <nayabbasha.sayed@microchip.com>
Please send an appropriate fixes tag so we know how far to backport.
In reply to this mail is fine (no need to send a v2 for that)

Thanks,

Jonathan

> ---
>  drivers/iio/adc/at91-sama5d2_adc.c | 68 ++++++++++++++++++++++----------------
>  1 file changed, 40 insertions(+), 28 deletions(-)
> 
> diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
> index 8e5aaf15a921..c3a1dea2aa82 100644
> --- a/drivers/iio/adc/at91-sama5d2_adc.c
> +++ b/drivers/iio/adc/at91-sama5d2_adc.c
> @@ -329,7 +329,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>  #define AT91_HWFIFO_MAX_SIZE_STR	"128"
>  #define AT91_HWFIFO_MAX_SIZE		128
>  
> -#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)			\
> +#define AT91_SAMA_CHAN_SINGLE(index, num, addr, rbits)			\
>  	{								\
>  		.type = IIO_VOLTAGE,					\
>  		.channel = num,						\
> @@ -337,7 +337,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>  		.scan_index = index,					\
>  		.scan_type = {						\
>  			.sign = 'u',					\
> -			.realbits = 14,					\
> +			.realbits = rbits,				\
>  			.storagebits = 16,				\
>  		},							\
>  		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),		\
> @@ -350,7 +350,13 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>  		.indexed = 1,						\
>  	}
>  
> -#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)			\
> +#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)			\
> +	AT91_SAMA_CHAN_SINGLE(index, num, addr, 14)
> +
> +#define AT91_SAMA7G5_CHAN_SINGLE(index, num, addr)			\
> +	AT91_SAMA_CHAN_SINGLE(index, num, addr, 16)
> +
> +#define AT91_SAMA_CHAN_DIFF(index, num, num2, addr, rbits)		\
>  	{								\
>  		.type = IIO_VOLTAGE,					\
>  		.differential = 1,					\
> @@ -360,7 +366,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>  		.scan_index = index,					\
>  		.scan_type = {						\
>  			.sign = 's',					\
> -			.realbits = 14,					\
> +			.realbits = rbits,				\
>  			.storagebits = 16,				\
>  		},							\
>  		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),		\
> @@ -373,6 +379,12 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>  		.indexed = 1,						\
>  	}
>  
> +#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)			\
> +	AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 14)
> +
> +#define AT91_SAMA7G5_CHAN_DIFF(index, num, num2, addr)			\
> +	AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 16)
> +
>  #define AT91_SAMA5D2_CHAN_TOUCH(num, name, mod)				\
>  	{								\
>  		.type = IIO_POSITIONRELATIVE,				\
> @@ -666,30 +678,30 @@ static const struct iio_chan_spec at91_sama5d2_adc_channels[] = {
>  };
>  
>  static const struct iio_chan_spec at91_sama7g5_adc_channels[] = {
> -	AT91_SAMA5D2_CHAN_SINGLE(0, 0, 0x60),
> -	AT91_SAMA5D2_CHAN_SINGLE(1, 1, 0x64),
> -	AT91_SAMA5D2_CHAN_SINGLE(2, 2, 0x68),
> -	AT91_SAMA5D2_CHAN_SINGLE(3, 3, 0x6c),
> -	AT91_SAMA5D2_CHAN_SINGLE(4, 4, 0x70),
> -	AT91_SAMA5D2_CHAN_SINGLE(5, 5, 0x74),
> -	AT91_SAMA5D2_CHAN_SINGLE(6, 6, 0x78),
> -	AT91_SAMA5D2_CHAN_SINGLE(7, 7, 0x7c),
> -	AT91_SAMA5D2_CHAN_SINGLE(8, 8, 0x80),
> -	AT91_SAMA5D2_CHAN_SINGLE(9, 9, 0x84),
> -	AT91_SAMA5D2_CHAN_SINGLE(10, 10, 0x88),
> -	AT91_SAMA5D2_CHAN_SINGLE(11, 11, 0x8c),
> -	AT91_SAMA5D2_CHAN_SINGLE(12, 12, 0x90),
> -	AT91_SAMA5D2_CHAN_SINGLE(13, 13, 0x94),
> -	AT91_SAMA5D2_CHAN_SINGLE(14, 14, 0x98),
> -	AT91_SAMA5D2_CHAN_SINGLE(15, 15, 0x9c),
> -	AT91_SAMA5D2_CHAN_DIFF(16, 0, 1, 0x60),
> -	AT91_SAMA5D2_CHAN_DIFF(17, 2, 3, 0x68),
> -	AT91_SAMA5D2_CHAN_DIFF(18, 4, 5, 0x70),
> -	AT91_SAMA5D2_CHAN_DIFF(19, 6, 7, 0x78),
> -	AT91_SAMA5D2_CHAN_DIFF(20, 8, 9, 0x80),
> -	AT91_SAMA5D2_CHAN_DIFF(21, 10, 11, 0x88),
> -	AT91_SAMA5D2_CHAN_DIFF(22, 12, 13, 0x90),
> -	AT91_SAMA5D2_CHAN_DIFF(23, 14, 15, 0x98),
> +	AT91_SAMA7G5_CHAN_SINGLE(0, 0, 0x60),
> +	AT91_SAMA7G5_CHAN_SINGLE(1, 1, 0x64),
> +	AT91_SAMA7G5_CHAN_SINGLE(2, 2, 0x68),
> +	AT91_SAMA7G5_CHAN_SINGLE(3, 3, 0x6c),
> +	AT91_SAMA7G5_CHAN_SINGLE(4, 4, 0x70),
> +	AT91_SAMA7G5_CHAN_SINGLE(5, 5, 0x74),
> +	AT91_SAMA7G5_CHAN_SINGLE(6, 6, 0x78),
> +	AT91_SAMA7G5_CHAN_SINGLE(7, 7, 0x7c),
> +	AT91_SAMA7G5_CHAN_SINGLE(8, 8, 0x80),
> +	AT91_SAMA7G5_CHAN_SINGLE(9, 9, 0x84),
> +	AT91_SAMA7G5_CHAN_SINGLE(10, 10, 0x88),
> +	AT91_SAMA7G5_CHAN_SINGLE(11, 11, 0x8c),
> +	AT91_SAMA7G5_CHAN_SINGLE(12, 12, 0x90),
> +	AT91_SAMA7G5_CHAN_SINGLE(13, 13, 0x94),
> +	AT91_SAMA7G5_CHAN_SINGLE(14, 14, 0x98),
> +	AT91_SAMA7G5_CHAN_SINGLE(15, 15, 0x9c),
> +	AT91_SAMA7G5_CHAN_DIFF(16, 0, 1, 0x60),
> +	AT91_SAMA7G5_CHAN_DIFF(17, 2, 3, 0x68),
> +	AT91_SAMA7G5_CHAN_DIFF(18, 4, 5, 0x70),
> +	AT91_SAMA7G5_CHAN_DIFF(19, 6, 7, 0x78),
> +	AT91_SAMA7G5_CHAN_DIFF(20, 8, 9, 0x80),
> +	AT91_SAMA7G5_CHAN_DIFF(21, 10, 11, 0x88),
> +	AT91_SAMA7G5_CHAN_DIFF(22, 12, 13, 0x90),
> +	AT91_SAMA7G5_CHAN_DIFF(23, 14, 15, 0x98),
>  	IIO_CHAN_SOFT_TIMESTAMP(24),
>  	AT91_SAMA5D2_CHAN_TEMP(AT91_SAMA7G5_ADC_TEMP_CHANNEL, "temp", 0xdc),
>  };
> 
> ---
> base-commit: 0bc21e701a6ffacfdde7f04f87d664d82e8a13bf
> change-id: 20250103-fix-sama7g5-adc-realbits-37f62f8925d7
> 
> Best regards,
Nayabbasha.Sayed@microchip.com Jan. 7, 2025, 5:43 a.m. UTC | #2
On 04/01/25 19:08, Jonathan Cameron wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> On Fri, 03 Jan 2025 16:50:40 +0530
> Nayab Sayed via B4 Relay <devnull+nayabbasha.sayed.microchip.com@kernel.org> wrote:
>
>> From: Nayab Sayed <nayabbasha.sayed@microchip.com>
>>
>> The number of valid bits in SAMA7G5 ADC channel data register are 16.
>> Hence changing the realbits value to 16
>>
>> Signed-off-by: Nayab Sayed <nayabbasha.sayed@microchip.com>
> Please send an appropriate fixes tag so we know how far to backport.
> In reply to this mail is fine (no need to send a v2 for that)

Fixes: 840bf6cb983f: ("iio: adc: at91-sama5d2_adc: add support for 
sama7g5 device")

Thanks,
Nayab

>
> Thanks,
>
> Jonathan
>
>> ---
>>   drivers/iio/adc/at91-sama5d2_adc.c | 68 ++++++++++++++++++++++----------------
>>   1 file changed, 40 insertions(+), 28 deletions(-)
>>
>> diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
>> index 8e5aaf15a921..c3a1dea2aa82 100644
>> --- a/drivers/iio/adc/at91-sama5d2_adc.c
>> +++ b/drivers/iio/adc/at91-sama5d2_adc.c
>> @@ -329,7 +329,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>   #define AT91_HWFIFO_MAX_SIZE_STR     "128"
>>   #define AT91_HWFIFO_MAX_SIZE         128
>>
>> -#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)                   \
>> +#define AT91_SAMA_CHAN_SINGLE(index, num, addr, rbits)                       \
>>        {                                                               \
>>                .type = IIO_VOLTAGE,                                    \
>>                .channel = num,                                         \
>> @@ -337,7 +337,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>                .scan_index = index,                                    \
>>                .scan_type = {                                          \
>>                        .sign = 'u',                                    \
>> -                     .realbits = 14,                                 \
>> +                     .realbits = rbits,                              \
>>                        .storagebits = 16,                              \
>>                },                                                      \
>>                .info_mask_separate = BIT(IIO_CHAN_INFO_RAW),           \
>> @@ -350,7 +350,13 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>                .indexed = 1,                                           \
>>        }
>>
>> -#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)                       \
>> +#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)                   \
>> +     AT91_SAMA_CHAN_SINGLE(index, num, addr, 14)
>> +
>> +#define AT91_SAMA7G5_CHAN_SINGLE(index, num, addr)                   \
>> +     AT91_SAMA_CHAN_SINGLE(index, num, addr, 16)
>> +
>> +#define AT91_SAMA_CHAN_DIFF(index, num, num2, addr, rbits)           \
>>        {                                                               \
>>                .type = IIO_VOLTAGE,                                    \
>>                .differential = 1,                                      \
>> @@ -360,7 +366,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>                .scan_index = index,                                    \
>>                .scan_type = {                                          \
>>                        .sign = 's',                                    \
>> -                     .realbits = 14,                                 \
>> +                     .realbits = rbits,                              \
>>                        .storagebits = 16,                              \
>>                },                                                      \
>>                .info_mask_separate = BIT(IIO_CHAN_INFO_RAW),           \
>> @@ -373,6 +379,12 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>                .indexed = 1,                                           \
>>        }
>>
>> +#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)                       \
>> +     AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 14)
>> +
>> +#define AT91_SAMA7G5_CHAN_DIFF(index, num, num2, addr)                       \
>> +     AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 16)
>> +
>>   #define AT91_SAMA5D2_CHAN_TOUCH(num, name, mod)                              \
>>        {                                                               \
>>                .type = IIO_POSITIONRELATIVE,                           \
>> @@ -666,30 +678,30 @@ static const struct iio_chan_spec at91_sama5d2_adc_channels[] = {
>>   };
>>
>>   static const struct iio_chan_spec at91_sama7g5_adc_channels[] = {
>> -     AT91_SAMA5D2_CHAN_SINGLE(0, 0, 0x60),
>> -     AT91_SAMA5D2_CHAN_SINGLE(1, 1, 0x64),
>> -     AT91_SAMA5D2_CHAN_SINGLE(2, 2, 0x68),
>> -     AT91_SAMA5D2_CHAN_SINGLE(3, 3, 0x6c),
>> -     AT91_SAMA5D2_CHAN_SINGLE(4, 4, 0x70),
>> -     AT91_SAMA5D2_CHAN_SINGLE(5, 5, 0x74),
>> -     AT91_SAMA5D2_CHAN_SINGLE(6, 6, 0x78),
>> -     AT91_SAMA5D2_CHAN_SINGLE(7, 7, 0x7c),
>> -     AT91_SAMA5D2_CHAN_SINGLE(8, 8, 0x80),
>> -     AT91_SAMA5D2_CHAN_SINGLE(9, 9, 0x84),
>> -     AT91_SAMA5D2_CHAN_SINGLE(10, 10, 0x88),
>> -     AT91_SAMA5D2_CHAN_SINGLE(11, 11, 0x8c),
>> -     AT91_SAMA5D2_CHAN_SINGLE(12, 12, 0x90),
>> -     AT91_SAMA5D2_CHAN_SINGLE(13, 13, 0x94),
>> -     AT91_SAMA5D2_CHAN_SINGLE(14, 14, 0x98),
>> -     AT91_SAMA5D2_CHAN_SINGLE(15, 15, 0x9c),
>> -     AT91_SAMA5D2_CHAN_DIFF(16, 0, 1, 0x60),
>> -     AT91_SAMA5D2_CHAN_DIFF(17, 2, 3, 0x68),
>> -     AT91_SAMA5D2_CHAN_DIFF(18, 4, 5, 0x70),
>> -     AT91_SAMA5D2_CHAN_DIFF(19, 6, 7, 0x78),
>> -     AT91_SAMA5D2_CHAN_DIFF(20, 8, 9, 0x80),
>> -     AT91_SAMA5D2_CHAN_DIFF(21, 10, 11, 0x88),
>> -     AT91_SAMA5D2_CHAN_DIFF(22, 12, 13, 0x90),
>> -     AT91_SAMA5D2_CHAN_DIFF(23, 14, 15, 0x98),
>> +     AT91_SAMA7G5_CHAN_SINGLE(0, 0, 0x60),
>> +     AT91_SAMA7G5_CHAN_SINGLE(1, 1, 0x64),
>> +     AT91_SAMA7G5_CHAN_SINGLE(2, 2, 0x68),
>> +     AT91_SAMA7G5_CHAN_SINGLE(3, 3, 0x6c),
>> +     AT91_SAMA7G5_CHAN_SINGLE(4, 4, 0x70),
>> +     AT91_SAMA7G5_CHAN_SINGLE(5, 5, 0x74),
>> +     AT91_SAMA7G5_CHAN_SINGLE(6, 6, 0x78),
>> +     AT91_SAMA7G5_CHAN_SINGLE(7, 7, 0x7c),
>> +     AT91_SAMA7G5_CHAN_SINGLE(8, 8, 0x80),
>> +     AT91_SAMA7G5_CHAN_SINGLE(9, 9, 0x84),
>> +     AT91_SAMA7G5_CHAN_SINGLE(10, 10, 0x88),
>> +     AT91_SAMA7G5_CHAN_SINGLE(11, 11, 0x8c),
>> +     AT91_SAMA7G5_CHAN_SINGLE(12, 12, 0x90),
>> +     AT91_SAMA7G5_CHAN_SINGLE(13, 13, 0x94),
>> +     AT91_SAMA7G5_CHAN_SINGLE(14, 14, 0x98),
>> +     AT91_SAMA7G5_CHAN_SINGLE(15, 15, 0x9c),
>> +     AT91_SAMA7G5_CHAN_DIFF(16, 0, 1, 0x60),
>> +     AT91_SAMA7G5_CHAN_DIFF(17, 2, 3, 0x68),
>> +     AT91_SAMA7G5_CHAN_DIFF(18, 4, 5, 0x70),
>> +     AT91_SAMA7G5_CHAN_DIFF(19, 6, 7, 0x78),
>> +     AT91_SAMA7G5_CHAN_DIFF(20, 8, 9, 0x80),
>> +     AT91_SAMA7G5_CHAN_DIFF(21, 10, 11, 0x88),
>> +     AT91_SAMA7G5_CHAN_DIFF(22, 12, 13, 0x90),
>> +     AT91_SAMA7G5_CHAN_DIFF(23, 14, 15, 0x98),
>>        IIO_CHAN_SOFT_TIMESTAMP(24),
>>        AT91_SAMA5D2_CHAN_TEMP(AT91_SAMA7G5_ADC_TEMP_CHANNEL, "temp", 0xdc),
>>   };
>>
>> ---
>> base-commit: 0bc21e701a6ffacfdde7f04f87d664d82e8a13bf
>> change-id: 20250103-fix-sama7g5-adc-realbits-37f62f8925d7
>>
>> Best regards,
Nayabbasha.Sayed@microchip.com Jan. 7, 2025, 5:49 a.m. UTC | #3
On 07/01/25 11:13, Nayabbasha.Sayed@microchip.com wrote:
> On 04/01/25 19:08, Jonathan Cameron wrote:
>> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>>
>> On Fri, 03 Jan 2025 16:50:40 +0530
>> Nayab Sayed via B4 Relay <devnull+nayabbasha.sayed.microchip.com@kernel.org> wrote:
>>
>>> From: Nayab Sayed <nayabbasha.sayed@microchip.com>
>>>
>>> The number of valid bits in SAMA7G5 ADC channel data register are 16.
>>> Hence changing the realbits value to 16
>>>
>>> Signed-off-by: Nayab Sayed <nayabbasha.sayed@microchip.com>
>> Please send an appropriate fixes tag so we know how far to backport.
>> In reply to this mail is fine (no need to send a v2 for that)
> Fixes: 840bf6cb983f: ("iio: adc: at91-sama5d2_adc: add support for
> sama7g5 device")

Small correction:

Fixes: 840bf6cb983f (iio: adc: at91-sama5d2_adc: add support for sama7g5 
device)

Thanks,
Nayab

>
> Thanks,
> Nayab
>
>> Thanks,
>>
>> Jonathan
>>
>>> ---
>>>    drivers/iio/adc/at91-sama5d2_adc.c | 68 ++++++++++++++++++++++----------------
>>>    1 file changed, 40 insertions(+), 28 deletions(-)
>>>
>>> diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
>>> index 8e5aaf15a921..c3a1dea2aa82 100644
>>> --- a/drivers/iio/adc/at91-sama5d2_adc.c
>>> +++ b/drivers/iio/adc/at91-sama5d2_adc.c
>>> @@ -329,7 +329,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>>    #define AT91_HWFIFO_MAX_SIZE_STR     "128"
>>>    #define AT91_HWFIFO_MAX_SIZE         128
>>>
>>> -#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)                   \
>>> +#define AT91_SAMA_CHAN_SINGLE(index, num, addr, rbits)                       \
>>>         {                                                               \
>>>                 .type = IIO_VOLTAGE,                                    \
>>>                 .channel = num,                                         \
>>> @@ -337,7 +337,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>>                 .scan_index = index,                                    \
>>>                 .scan_type = {                                          \
>>>                         .sign = 'u',                                    \
>>> -                     .realbits = 14,                                 \
>>> +                     .realbits = rbits,                              \
>>>                         .storagebits = 16,                              \
>>>                 },                                                      \
>>>                 .info_mask_separate = BIT(IIO_CHAN_INFO_RAW),           \
>>> @@ -350,7 +350,13 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>>                 .indexed = 1,                                           \
>>>         }
>>>
>>> -#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)                       \
>>> +#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)                   \
>>> +     AT91_SAMA_CHAN_SINGLE(index, num, addr, 14)
>>> +
>>> +#define AT91_SAMA7G5_CHAN_SINGLE(index, num, addr)                   \
>>> +     AT91_SAMA_CHAN_SINGLE(index, num, addr, 16)
>>> +
>>> +#define AT91_SAMA_CHAN_DIFF(index, num, num2, addr, rbits)           \
>>>         {                                                               \
>>>                 .type = IIO_VOLTAGE,                                    \
>>>                 .differential = 1,                                      \
>>> @@ -360,7 +366,7 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>>                 .scan_index = index,                                    \
>>>                 .scan_type = {                                          \
>>>                         .sign = 's',                                    \
>>> -                     .realbits = 14,                                 \
>>> +                     .realbits = rbits,                              \
>>>                         .storagebits = 16,                              \
>>>                 },                                                      \
>>>                 .info_mask_separate = BIT(IIO_CHAN_INFO_RAW),           \
>>> @@ -373,6 +379,12 @@ static const struct at91_adc_reg_layout sama7g5_layout = {
>>>                 .indexed = 1,                                           \
>>>         }
>>>
>>> +#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)                       \
>>> +     AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 14)
>>> +
>>> +#define AT91_SAMA7G5_CHAN_DIFF(index, num, num2, addr)                       \
>>> +     AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 16)
>>> +
>>>    #define AT91_SAMA5D2_CHAN_TOUCH(num, name, mod)                              \
>>>         {                                                               \
>>>                 .type = IIO_POSITIONRELATIVE,                           \
>>> @@ -666,30 +678,30 @@ static const struct iio_chan_spec at91_sama5d2_adc_channels[] = {
>>>    };
>>>
>>>    static const struct iio_chan_spec at91_sama7g5_adc_channels[] = {
>>> -     AT91_SAMA5D2_CHAN_SINGLE(0, 0, 0x60),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(1, 1, 0x64),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(2, 2, 0x68),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(3, 3, 0x6c),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(4, 4, 0x70),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(5, 5, 0x74),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(6, 6, 0x78),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(7, 7, 0x7c),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(8, 8, 0x80),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(9, 9, 0x84),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(10, 10, 0x88),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(11, 11, 0x8c),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(12, 12, 0x90),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(13, 13, 0x94),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(14, 14, 0x98),
>>> -     AT91_SAMA5D2_CHAN_SINGLE(15, 15, 0x9c),
>>> -     AT91_SAMA5D2_CHAN_DIFF(16, 0, 1, 0x60),
>>> -     AT91_SAMA5D2_CHAN_DIFF(17, 2, 3, 0x68),
>>> -     AT91_SAMA5D2_CHAN_DIFF(18, 4, 5, 0x70),
>>> -     AT91_SAMA5D2_CHAN_DIFF(19, 6, 7, 0x78),
>>> -     AT91_SAMA5D2_CHAN_DIFF(20, 8, 9, 0x80),
>>> -     AT91_SAMA5D2_CHAN_DIFF(21, 10, 11, 0x88),
>>> -     AT91_SAMA5D2_CHAN_DIFF(22, 12, 13, 0x90),
>>> -     AT91_SAMA5D2_CHAN_DIFF(23, 14, 15, 0x98),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(0, 0, 0x60),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(1, 1, 0x64),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(2, 2, 0x68),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(3, 3, 0x6c),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(4, 4, 0x70),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(5, 5, 0x74),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(6, 6, 0x78),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(7, 7, 0x7c),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(8, 8, 0x80),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(9, 9, 0x84),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(10, 10, 0x88),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(11, 11, 0x8c),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(12, 12, 0x90),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(13, 13, 0x94),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(14, 14, 0x98),
>>> +     AT91_SAMA7G5_CHAN_SINGLE(15, 15, 0x9c),
>>> +     AT91_SAMA7G5_CHAN_DIFF(16, 0, 1, 0x60),
>>> +     AT91_SAMA7G5_CHAN_DIFF(17, 2, 3, 0x68),
>>> +     AT91_SAMA7G5_CHAN_DIFF(18, 4, 5, 0x70),
>>> +     AT91_SAMA7G5_CHAN_DIFF(19, 6, 7, 0x78),
>>> +     AT91_SAMA7G5_CHAN_DIFF(20, 8, 9, 0x80),
>>> +     AT91_SAMA7G5_CHAN_DIFF(21, 10, 11, 0x88),
>>> +     AT91_SAMA7G5_CHAN_DIFF(22, 12, 13, 0x90),
>>> +     AT91_SAMA7G5_CHAN_DIFF(23, 14, 15, 0x98),
>>>         IIO_CHAN_SOFT_TIMESTAMP(24),
>>>         AT91_SAMA5D2_CHAN_TEMP(AT91_SAMA7G5_ADC_TEMP_CHANNEL, "temp", 0xdc),
>>>    };
>>>
>>> ---
>>> base-commit: 0bc21e701a6ffacfdde7f04f87d664d82e8a13bf
>>> change-id: 20250103-fix-sama7g5-adc-realbits-37f62f8925d7
>>>
>>> Best regards,
>
diff mbox series

Patch

diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index 8e5aaf15a921..c3a1dea2aa82 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -329,7 +329,7 @@  static const struct at91_adc_reg_layout sama7g5_layout = {
 #define AT91_HWFIFO_MAX_SIZE_STR	"128"
 #define AT91_HWFIFO_MAX_SIZE		128
 
-#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)			\
+#define AT91_SAMA_CHAN_SINGLE(index, num, addr, rbits)			\
 	{								\
 		.type = IIO_VOLTAGE,					\
 		.channel = num,						\
@@ -337,7 +337,7 @@  static const struct at91_adc_reg_layout sama7g5_layout = {
 		.scan_index = index,					\
 		.scan_type = {						\
 			.sign = 'u',					\
-			.realbits = 14,					\
+			.realbits = rbits,				\
 			.storagebits = 16,				\
 		},							\
 		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),		\
@@ -350,7 +350,13 @@  static const struct at91_adc_reg_layout sama7g5_layout = {
 		.indexed = 1,						\
 	}
 
-#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)			\
+#define AT91_SAMA5D2_CHAN_SINGLE(index, num, addr)			\
+	AT91_SAMA_CHAN_SINGLE(index, num, addr, 14)
+
+#define AT91_SAMA7G5_CHAN_SINGLE(index, num, addr)			\
+	AT91_SAMA_CHAN_SINGLE(index, num, addr, 16)
+
+#define AT91_SAMA_CHAN_DIFF(index, num, num2, addr, rbits)		\
 	{								\
 		.type = IIO_VOLTAGE,					\
 		.differential = 1,					\
@@ -360,7 +366,7 @@  static const struct at91_adc_reg_layout sama7g5_layout = {
 		.scan_index = index,					\
 		.scan_type = {						\
 			.sign = 's',					\
-			.realbits = 14,					\
+			.realbits = rbits,				\
 			.storagebits = 16,				\
 		},							\
 		.info_mask_separate = BIT(IIO_CHAN_INFO_RAW),		\
@@ -373,6 +379,12 @@  static const struct at91_adc_reg_layout sama7g5_layout = {
 		.indexed = 1,						\
 	}
 
+#define AT91_SAMA5D2_CHAN_DIFF(index, num, num2, addr)			\
+	AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 14)
+
+#define AT91_SAMA7G5_CHAN_DIFF(index, num, num2, addr)			\
+	AT91_SAMA_CHAN_DIFF(index, num, num2, addr, 16)
+
 #define AT91_SAMA5D2_CHAN_TOUCH(num, name, mod)				\
 	{								\
 		.type = IIO_POSITIONRELATIVE,				\
@@ -666,30 +678,30 @@  static const struct iio_chan_spec at91_sama5d2_adc_channels[] = {
 };
 
 static const struct iio_chan_spec at91_sama7g5_adc_channels[] = {
-	AT91_SAMA5D2_CHAN_SINGLE(0, 0, 0x60),
-	AT91_SAMA5D2_CHAN_SINGLE(1, 1, 0x64),
-	AT91_SAMA5D2_CHAN_SINGLE(2, 2, 0x68),
-	AT91_SAMA5D2_CHAN_SINGLE(3, 3, 0x6c),
-	AT91_SAMA5D2_CHAN_SINGLE(4, 4, 0x70),
-	AT91_SAMA5D2_CHAN_SINGLE(5, 5, 0x74),
-	AT91_SAMA5D2_CHAN_SINGLE(6, 6, 0x78),
-	AT91_SAMA5D2_CHAN_SINGLE(7, 7, 0x7c),
-	AT91_SAMA5D2_CHAN_SINGLE(8, 8, 0x80),
-	AT91_SAMA5D2_CHAN_SINGLE(9, 9, 0x84),
-	AT91_SAMA5D2_CHAN_SINGLE(10, 10, 0x88),
-	AT91_SAMA5D2_CHAN_SINGLE(11, 11, 0x8c),
-	AT91_SAMA5D2_CHAN_SINGLE(12, 12, 0x90),
-	AT91_SAMA5D2_CHAN_SINGLE(13, 13, 0x94),
-	AT91_SAMA5D2_CHAN_SINGLE(14, 14, 0x98),
-	AT91_SAMA5D2_CHAN_SINGLE(15, 15, 0x9c),
-	AT91_SAMA5D2_CHAN_DIFF(16, 0, 1, 0x60),
-	AT91_SAMA5D2_CHAN_DIFF(17, 2, 3, 0x68),
-	AT91_SAMA5D2_CHAN_DIFF(18, 4, 5, 0x70),
-	AT91_SAMA5D2_CHAN_DIFF(19, 6, 7, 0x78),
-	AT91_SAMA5D2_CHAN_DIFF(20, 8, 9, 0x80),
-	AT91_SAMA5D2_CHAN_DIFF(21, 10, 11, 0x88),
-	AT91_SAMA5D2_CHAN_DIFF(22, 12, 13, 0x90),
-	AT91_SAMA5D2_CHAN_DIFF(23, 14, 15, 0x98),
+	AT91_SAMA7G5_CHAN_SINGLE(0, 0, 0x60),
+	AT91_SAMA7G5_CHAN_SINGLE(1, 1, 0x64),
+	AT91_SAMA7G5_CHAN_SINGLE(2, 2, 0x68),
+	AT91_SAMA7G5_CHAN_SINGLE(3, 3, 0x6c),
+	AT91_SAMA7G5_CHAN_SINGLE(4, 4, 0x70),
+	AT91_SAMA7G5_CHAN_SINGLE(5, 5, 0x74),
+	AT91_SAMA7G5_CHAN_SINGLE(6, 6, 0x78),
+	AT91_SAMA7G5_CHAN_SINGLE(7, 7, 0x7c),
+	AT91_SAMA7G5_CHAN_SINGLE(8, 8, 0x80),
+	AT91_SAMA7G5_CHAN_SINGLE(9, 9, 0x84),
+	AT91_SAMA7G5_CHAN_SINGLE(10, 10, 0x88),
+	AT91_SAMA7G5_CHAN_SINGLE(11, 11, 0x8c),
+	AT91_SAMA7G5_CHAN_SINGLE(12, 12, 0x90),
+	AT91_SAMA7G5_CHAN_SINGLE(13, 13, 0x94),
+	AT91_SAMA7G5_CHAN_SINGLE(14, 14, 0x98),
+	AT91_SAMA7G5_CHAN_SINGLE(15, 15, 0x9c),
+	AT91_SAMA7G5_CHAN_DIFF(16, 0, 1, 0x60),
+	AT91_SAMA7G5_CHAN_DIFF(17, 2, 3, 0x68),
+	AT91_SAMA7G5_CHAN_DIFF(18, 4, 5, 0x70),
+	AT91_SAMA7G5_CHAN_DIFF(19, 6, 7, 0x78),
+	AT91_SAMA7G5_CHAN_DIFF(20, 8, 9, 0x80),
+	AT91_SAMA7G5_CHAN_DIFF(21, 10, 11, 0x88),
+	AT91_SAMA7G5_CHAN_DIFF(22, 12, 13, 0x90),
+	AT91_SAMA7G5_CHAN_DIFF(23, 14, 15, 0x98),
 	IIO_CHAN_SOFT_TIMESTAMP(24),
 	AT91_SAMA5D2_CHAN_TEMP(AT91_SAMA7G5_ADC_TEMP_CHANNEL, "temp", 0xdc),
 };