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Commit fea4d486 authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Jonathan Cameron
Browse files

iio: accel: add support to LIS3DHH 

add support to STMicroelectronics LIS3DHH accel sensor

http://www.st.com/resource/en/datasheet/lis3dhh.pdf



Signed-off-by: default avatarLorenzo Bianconi <lorenzo.bianconi@st.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 7d245172

drivers/iio/accel/st_accel.h

+2 −0
Original line number Diff line number Diff line
@@ -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

drivers/iio/accel/st_accel_core.c

+52 −0
Original line number Diff line number Diff line
@@ -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,

drivers/iio/accel/st_accel_spi.c

+5 −0
Original line number Diff line number Diff line
@@ -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);