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

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On Sat, 16 Mar 2019 15:06:32 +0000
Jonathan Cameron <jic23@xxxxxxxxxx> wrote:

> On Sat, 9 Mar 2019 01:14:21 +0000
> Denis CIOCCA <denis.ciocca@xxxxxx> wrote:
> 
> > Acked-by: Denis Ciocca <denis.ciocca@xxxxxx>  
> Applied with the minor tweak to drop the -accel postfix.
I clicked too quick as my build test was running slow.

This doesn't build. See below. For now I've backed out both
patches.

Jonathan

> 
> Thanks,
> 
> Jonathan
> 
> > 
> > Thanks,
> > Denis
> > 
> > -----Original Message-----
> > From: linux-iio-owner@xxxxxxxxxxxxxxx <linux-iio-owner@xxxxxxxxxxxxxxx> On Behalf Of Robert Jones
> > Sent: Tuesday, March 5, 2019 12:33 PM
> > To: Jonathan Cameron <jic23@xxxxxxxxxx>; Rob Herring <robh+dt@xxxxxxxxxx>; Mark Rutland <mark.rutland@xxxxxxx>
> > Cc: devicetree@xxxxxxxxxxxxxxx; linux-iio@xxxxxxxxxxxxxxx; Hartmut Knaack <knaack.h@xxxxxx>; Lars-Peter Clausen <lars@xxxxxxxxxx>; Peter Meerwald-Stadler <pmeerw@xxxxxxxxxx>; Robert Jones <rjones@xxxxxxxxxxxxx>
> > Subject: [PATCH 2/2] iio: accel: add support to LIS2DE12
> > 
> > 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>
> > ---
> >  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 898839c..ffd0b4d 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..753a5671 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_accel"
> >  
> >  /**
> >  * 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..aebd611 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 = 1600, .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),
> > +			},
> > +			},
> > +	},
> > +	.bdu = {
> > +		.addr = 0x23,
> > +		.mask = 0x80,
> > +	},
> > +	.drdy_irq = {
> > +		.addr = 0x22,
> > +		.mask_int1 = 0x10,
> > +		.mask_int2 = 0x00,
> > +		.addr_ihl = 0x25,
> > +		.mask_ihl = 0x02,
> > +		.addr_stat_drdy = ST_SENSORS_DEFAULT_STAT_ADDR,
This has changed completely since.

 75d4c6d2e15d   iio: st_sensors: decouple irq1 configuration parameters from the irq2 ones
 
I'm going to guess you are working with a kernel predating that.
You'll need to update this to work with the current kernel.

   
> > +	},
> > +	.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..cb6eb6f 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-accel",
> > +		.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);
> > --
> > 2.9.2
> >   
> 




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