Re: [PATCH 3/4] iio: accel: add support to LIS3DHH

[Jonathan Cameron <jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>]

On Sun, 17 Sep 2017 18:17:11 +0200
Lorenzo Bianconi <lorenzo.bianconi83-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:

> add support to STMicroelectronics LIS3DHH accel sensor
> 
> http://www.st.com/resource/en/datasheet/lis3dhh.pdf
> Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi-qxv4g6HH51o@public.gmane.org>
Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.

Thanks,

Jonathan
> ---
>  drivers/iio/accel/st_accel.h      |  2 ++
>  drivers/iio/accel/st_accel_core.c | 52 +++++++++++++++++++++++++++++++++++++++
>  drivers/iio/accel/st_accel_spi.c  |  5 ++++
>  3 files changed, 59 insertions(+)
> 
> diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h
> index 2ed0f60418c0..2f931e4837e5 100644
> --- a/drivers/iio/accel/st_accel.h
> +++ b/drivers/iio/accel/st_accel.h
> @@ -33,6 +33,7 @@ enum st_accel_type {
>  	LIS331DL,
>  	LIS3LV02DL,
>  	LIS2DW12,
> +	LIS3DHH,
>  	ST_ACCEL_MAX,
>  };
>  
> @@ -54,6 +55,7 @@ enum st_accel_type {
>  #define LIS3L02DQ_ACCEL_DEV_NAME	"lis3l02dq"
>  #define LNG2DM_ACCEL_DEV_NAME		"lng2dm"
>  #define LIS2DW12_ACCEL_DEV_NAME		"lis2dw12"
> +#define LIS3DHH_ACCEL_DEV_NAME		"lis3dhh"
>  
>  /**
>  * struct st_sensors_platform_data - default accel platform data
> diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
> index c88db25a1aff..460aa58e0159 100644
> --- a/drivers/iio/accel/st_accel_core.c
> +++ b/drivers/iio/accel/st_accel_core.c
> @@ -777,6 +777,58 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
>  		.multi_read_bit = false,
>  		.bootime = 2,
>  	},
> +	{
> +		.wai = 0x11,
> +		.wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
> +		.sensors_supported = {
> +			[0] = LIS3DHH_ACCEL_DEV_NAME,
> +		},
> +		.ch = (struct iio_chan_spec *)st_accel_16bit_channels,
> +		.odr = {
> +			/* just ODR = 1100Hz available */
> +			.odr_avl = {
> +				{ .hz = 1100, .value = 0x00, },
> +			},
> +		},
> +		.pw = {
> +			.addr = 0x20,
> +			.mask = 0x80,
> +			.value_on = ST_SENSORS_DEFAULT_POWER_ON_VALUE,
> +			.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
> +		},
> +		.fs = {
> +			.fs_avl = {
> +				[0] = {
> +					.num = ST_ACCEL_FS_AVL_2G,
> +					.gain = IIO_G_TO_M_S_2(76),
> +				},
> +			},
> +		},
> +		.bdu = {
> +			.addr = 0x20,
> +			.mask = 0x01,
> +		},
> +		.drdy_irq = {
> +			.int1 = {
> +				.addr = 0x21,
> +				.mask = 0x80,
> +				.addr_od = 0x23,
> +				.mask_od = 0x04,
> +			},
> +			.int2 = {
> +				.addr = 0x22,
> +				.mask = 0x80,
> +				.addr_od = 0x23,
> +				.mask_od = 0x08,
> +			},
> +			.stat_drdy = {
> +				.addr = ST_SENSORS_DEFAULT_STAT_ADDR,
> +				.mask = 0x07,
> +			},
> +		},
> +		.multi_read_bit = false,
> +		.bootime = 2,
> +	},
>  };
>  
>  static int st_accel_read_raw(struct iio_dev *indio_dev,
> diff --git a/drivers/iio/accel/st_accel_spi.c b/drivers/iio/accel/st_accel_spi.c
> index 7692da49e59f..dcc9bd243a52 100644
> --- a/drivers/iio/accel/st_accel_spi.c
> +++ b/drivers/iio/accel/st_accel_spi.c
> @@ -86,6 +86,10 @@ static const struct of_device_id st_accel_of_match[] = {
>  		.compatible = "st,lis2dw12",
>  		.data = LIS2DW12_ACCEL_DEV_NAME,
>  	},
> +	{
> +		.compatible = "st,lis3dhh",
> +		.data = LIS3DHH_ACCEL_DEV_NAME,
> +	},
>  	{}
>  };
>  MODULE_DEVICE_TABLE(of, st_accel_of_match);
> @@ -138,6 +142,7 @@ static const struct spi_device_id st_accel_id_table[] = {
>  	{ LIS331DL_ACCEL_DEV_NAME },
>  	{ LIS3LV02DL_ACCEL_DEV_NAME },
>  	{ LIS2DW12_ACCEL_DEV_NAME },
> +	{ LIS3DHH_ACCEL_DEV_NAME },
>  	{},
>  };
>  MODULE_DEVICE_TABLE(spi, st_accel_id_table);