Re: [PATCH v2 2/2] iio: accel: add support to LIS2DE12

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On Wed, 10 Apr 2019 17:12:09 -0700
Robert Jones <rjones@xxxxxxxxxxxxx> wrote:

> Add support to STMicroelectronics LIS2DE12 accelerometer in
> st_accel framework.
> 
> http://www.st.com/resource/en/datasheet/lis2de12.pdf
> 
> Signed-off-by: Robert Jones <rjones@xxxxxxxxxxxxx>
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/Kconfig         |  2 +-
>  drivers/iio/accel/st_accel.h      |  2 ++
>  drivers/iio/accel/st_accel_core.c | 76 +++++++++++++++++++++++++++++++++++++++
>  drivers/iio/accel/st_accel_i2c.c  |  5 +++
>  4 files changed, 84 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
> index 4a1f133..62a970a 100644
> --- a/drivers/iio/accel/Kconfig
> +++ b/drivers/iio/accel/Kconfig
> @@ -223,7 +223,7 @@ config IIO_ST_ACCEL_3AXIS
>  	  Say yes here to build support for STMicroelectronics accelerometers:
>  	  LSM303DLH, LSM303DLHC, LIS3DH, LSM330D, LSM330DL, LSM330DLC,
>  	  LIS331DLH, LSM303DL, LSM303DLM, LSM330, LIS2DH12, H3LIS331DL,
> -	  LNG2DM, LIS3DE
> +	  LNG2DM, LIS3DE, LIS2DE12
>  
>  	  This driver can also be built as a module. If so, these modules
>  	  will be created:
> diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h
> index fd53258..9d25955 100644
> --- a/drivers/iio/accel/st_accel.h
> +++ b/drivers/iio/accel/st_accel.h
> @@ -34,6 +34,7 @@ enum st_accel_type {
>  	LIS3LV02DL,
>  	LIS2DW12,
>  	LIS3DHH,
> +	LIS2DE12,
>  	ST_ACCEL_MAX,
>  };
>  
> @@ -57,6 +58,7 @@ enum st_accel_type {
>  #define LIS2DW12_ACCEL_DEV_NAME		"lis2dw12"
>  #define LIS3DHH_ACCEL_DEV_NAME		"lis3dhh"
>  #define LIS3DE_ACCEL_DEV_NAME		"lis3de"
> +#define LIS2DE12_ACCEL_DEV_NAME		"lis2de12"
>  
>  /**
>  * 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 9930edf..5ff04d9 100644
> --- a/drivers/iio/accel/st_accel_core.c
> +++ b/drivers/iio/accel/st_accel_core.c
> @@ -831,6 +831,82 @@ static const struct st_sensor_settings st_accel_sensors_settings[] = {
>  		.multi_read_bit = false,
>  		.bootime = 2,
>  	},
> +	{
> +		.wai = 0x33,
> +		.wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
> +		.sensors_supported = {
> +			[0] = LIS2DE12_ACCEL_DEV_NAME,
> +		},
> +		.ch = (struct iio_chan_spec *)st_accel_8bit_channels,
> +		.odr = {
> +			.addr = 0x20,
> +			.mask = 0xf0,
> +			.odr_avl = {
> +				{ .hz = 1, .value = 0x01, },
> +				{ .hz = 10, .value = 0x02, },
> +				{ .hz = 25, .value = 0x03, },
> +				{ .hz = 50, .value = 0x04, },
> +				{ .hz = 100, .value = 0x05, },
> +				{ .hz = 200, .value = 0x06, },
> +				{ .hz = 400, .value = 0x07, },
> +				{ .hz = 1620, .value = 0x08, },
> +				{ .hz = 5376, .value = 0x09, },
> +			},
> +		},
> +		.pw = {
> +			.addr = 0x20,
> +			.mask = 0xf0,
> +			.value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE,
> +		},
> +		.enable_axis = {
> +			.addr = ST_SENSORS_DEFAULT_AXIS_ADDR,
> +			.mask = ST_SENSORS_DEFAULT_AXIS_MASK,
> +		},
> +		.fs = {
> +			.addr = 0x23,
> +			.mask = 0x30,
> +			.fs_avl = {
> +				[0] = {
> +					.num = ST_ACCEL_FS_AVL_2G,
> +					.value = 0x00,
> +					.gain = IIO_G_TO_M_S_2(15600),
> +				},
> +				[1] = {
> +					.num = ST_ACCEL_FS_AVL_4G,
> +					.value = 0x01,
> +					.gain = IIO_G_TO_M_S_2(31200),
> +				},
> +				[2] = {
> +					.num = ST_ACCEL_FS_AVL_8G,
> +					.value = 0x02,
> +					.gain = IIO_G_TO_M_S_2(62500),
> +				},
> +				[3] = {
> +					.num = ST_ACCEL_FS_AVL_16G,
> +					.value = 0x03,
> +					.gain = IIO_G_TO_M_S_2(187500),
> +				},
> +			},
> +		},
> +		.drdy_irq = {
> +			.int1 = {
> +				.addr = 0x22,
> +				.mask = 0x10,
> +			},
> +			.addr_ihl = 0x25,
> +			.mask_ihl = 0x02,
> +			.stat_drdy = {
> +				.addr = ST_SENSORS_DEFAULT_STAT_ADDR,
> +				.mask = 0x07,
> +			},
> +		},
> +		.sim = {
> +			.addr = 0x23,
> +			.value = BIT(0),
> +		},
> +		.multi_read_bit = true,
> +		.bootime = 2,
> +	},
>  };
>  
>  static int st_accel_read_raw(struct iio_dev *indio_dev,
> diff --git a/drivers/iio/accel/st_accel_i2c.c b/drivers/iio/accel/st_accel_i2c.c
> index de8ae43..4e54477 100644
> --- a/drivers/iio/accel/st_accel_i2c.c
> +++ b/drivers/iio/accel/st_accel_i2c.c
> @@ -102,6 +102,10 @@ static const struct of_device_id st_accel_of_match[] = {
>  		.compatible = "st,lis3de",
>  		.data = LIS3DE_ACCEL_DEV_NAME,
>  	},
> +	{
> +		.compatible = "st,lis2de12",
> +		.data = LIS2DE12_ACCEL_DEV_NAME,
> +	},
>  	{},
>  };
>  MODULE_DEVICE_TABLE(of, st_accel_of_match);
> @@ -140,6 +144,7 @@ static const struct i2c_device_id st_accel_id_table[] = {
>  	{ LIS3LV02DL_ACCEL_DEV_NAME },
>  	{ LIS2DW12_ACCEL_DEV_NAME },
>  	{ LIS3DE_ACCEL_DEV_NAME },
> +	{ LIS2DE12_ACCEL_DEV_NAME },
>  	{},
>  };
>  MODULE_DEVICE_TABLE(i2c, st_accel_id_table);




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