On Tue, 15 Jan 2019 00:18:58 +0000 Denis CIOCCA <denis.cio...@st.com> wrote:
> Acked-by: Denis Ciocca <denis.cio...@st.com> > > > -----Original Message----- > From: linux-iio-ow...@vger.kernel.org <linux-iio-ow...@vger.kernel.org> On > Behalf Of Mario Tesi > Sent: Monday, January 14, 2019 9:24 AM > To: ji...@kernel.org > Cc: linux-...@vger.kernel.org; linux-kernel@vger.kernel.org; Mario TESI > <mario.t...@st.com> > Subject: [PATCH] iio:st_pressure:initial lps22hh sensor support > > From: mario tesi <mario.t...@st.com> > > Initial support for ST LPS22HH pressure sensor. Datasheet: > http://www2.st.com/resource/en/datasheet/lps22hh.pdf > > Features: > * pressure, temperature data and timestamping channels > * sampling frequency selection [1..200] Hz > * interrupt based trigger > * over I2C or SPI interface > > Signed-off-by: mario tesi <mario.t...@st.com> Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to play with it. Thanks, Jonathan > --- > drivers/iio/pressure/Kconfig | 2 +- > drivers/iio/pressure/st_pressure.h | 2 + > drivers/iio/pressure/st_pressure_core.c | 69 > +++++++++++++++++++++++++++++++++ drivers/iio/pressure/st_pressure_i2c.c | > 5 +++ drivers/iio/pressure/st_pressure_spi.c | 5 +++ > 5 files changed, 82 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/pressure/Kconfig b/drivers/iio/pressure/Kconfig > index eaa7cfc..efeb89f 100644 > --- a/drivers/iio/pressure/Kconfig > +++ b/drivers/iio/pressure/Kconfig > @@ -165,7 +165,7 @@ config IIO_ST_PRESS > select IIO_TRIGGERED_BUFFER if (IIO_BUFFER) > help > Say yes here to build support for STMicroelectronics pressure > - sensors: LPS001WP, LPS25H, LPS331AP, LPS22HB. > + sensors: LPS001WP, LPS25H, LPS331AP, LPS22HB, LPS22HH. > > This driver can also be built as a module. If so, these modules > will be created: > diff --git a/drivers/iio/pressure/st_pressure.h > b/drivers/iio/pressure/st_pressure.h > index e67eb0d..5794660 100644 > --- a/drivers/iio/pressure/st_pressure.h > +++ b/drivers/iio/pressure/st_pressure.h > @@ -21,6 +21,7 @@ enum st_press_type { > LPS22HB, > LPS33HW, > LPS35HW, > + LPS22HH, > ST_PRESS_MAX, > }; > > @@ -30,6 +31,7 @@ enum st_press_type { > #define LPS22HB_PRESS_DEV_NAME "lps22hb" > #define LPS33HW_PRESS_DEV_NAME "lps33hw" > #define LPS35HW_PRESS_DEV_NAME "lps35hw" > +#define LPS22HH_PRESS_DEV_NAME "lps22hh" > > /** > * struct st_sensors_platform_data - default press platform data diff --git > a/drivers/iio/pressure/st_pressure_core.c > b/drivers/iio/pressure/st_pressure_core.c > index 4ddb6cf..38dcdb7 100644 > --- a/drivers/iio/pressure/st_pressure_core.c > +++ b/drivers/iio/pressure/st_pressure_core.c > @@ -492,6 +492,75 @@ > .multi_read_bit = false, > .bootime = 2, > }, > + { > + /* > + * CUSTOM VALUES FOR LPS22HH SENSOR > + * See LPS22HH datasheet: > + * http://www2.st.com/resource/en/datasheet/lps22hh.pdf > + */ > + .wai = 0xb3, > + .wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS, > + .sensors_supported = { > + [0] = LPS22HH_PRESS_DEV_NAME, > + }, > + .ch = (struct iio_chan_spec *)st_press_lps22hb_channels, > + .num_ch = ARRAY_SIZE(st_press_lps22hb_channels), > + .odr = { > + .addr = 0x10, > + .mask = 0x70, > + .odr_avl = { > + { .hz = 1, .value = 0x01 }, > + { .hz = 10, .value = 0x02 }, > + { .hz = 25, .value = 0x03 }, > + { .hz = 50, .value = 0x04 }, > + { .hz = 75, .value = 0x05 }, > + { .hz = 100, .value = 0x06 }, > + { .hz = 200, .value = 0x07 }, > + }, > + }, > + .pw = { > + .addr = 0x10, > + .mask = 0x70, > + .value_off = ST_SENSORS_DEFAULT_POWER_OFF_VALUE, > + }, > + .fs = { > + .fs_avl = { > + /* > + * Pressure and temperature sensitivity values > + * as defined in table 3 of LPS22HH datasheet. > + */ > + [0] = { > + .num = ST_PRESS_FS_AVL_1260MB, > + .gain = ST_PRESS_KPASCAL_NANO_SCALE, > + .gain2 = > ST_PRESS_LPS22HB_LSB_PER_CELSIUS, > + }, > + }, > + }, > + .bdu = { > + .addr = 0x10, > + .mask = BIT(1), > + }, > + .drdy_irq = { > + .int1 = { > + .addr = 0x12, > + .mask = BIT(2), > + .addr_od = 0x11, > + .mask_od = BIT(5), > + }, > + .addr_ihl = 0x11, > + .mask_ihl = BIT(6), > + .stat_drdy = { > + .addr = ST_SENSORS_DEFAULT_STAT_ADDR, > + .mask = 0x03, > + }, > + }, > + .sim = { > + .addr = 0x10, > + .value = BIT(0), > + }, > + .multi_read_bit = false, > + .bootime = 2, > + }, > }; > > static int st_press_write_raw(struct iio_dev *indio_dev, diff --git > a/drivers/iio/pressure/st_pressure_i2c.c > b/drivers/iio/pressure/st_pressure_i2c.c > index 2026a10..a60849d 100644 > --- a/drivers/iio/pressure/st_pressure_i2c.c > +++ b/drivers/iio/pressure/st_pressure_i2c.c > @@ -45,6 +45,10 @@ > .compatible = "st,lps35hw", > .data = LPS35HW_PRESS_DEV_NAME, > }, > + { > + .compatible = "st,lps22hh", > + .data = LPS22HH_PRESS_DEV_NAME, > + }, > {}, > }; > MODULE_DEVICE_TABLE(of, st_press_of_match); @@ -69,6 +73,7 @@ > { LPS22HB_PRESS_DEV_NAME, LPS22HB }, > { LPS33HW_PRESS_DEV_NAME, LPS33HW }, > { LPS35HW_PRESS_DEV_NAME, LPS35HW }, > + { LPS22HH_PRESS_DEV_NAME, LPS22HH }, > {}, > }; > MODULE_DEVICE_TABLE(i2c, st_press_id_table); diff --git > a/drivers/iio/pressure/st_pressure_spi.c > b/drivers/iio/pressure/st_pressure_spi.c > index 9a3441b..79a12ed 100644 > --- a/drivers/iio/pressure/st_pressure_spi.c > +++ b/drivers/iio/pressure/st_pressure_spi.c > @@ -49,6 +49,10 @@ > .compatible = "st,lps35hw", > .data = LPS35HW_PRESS_DEV_NAME, > }, > + { > + .compatible = "st,lps22hh", > + .data = LPS22HH_PRESS_DEV_NAME, > + }, > {}, > }; > MODULE_DEVICE_TABLE(of, st_press_of_match); @@ -93,6 +97,7 @@ static int > st_press_spi_remove(struct spi_device *spi) > { LPS22HB_PRESS_DEV_NAME }, > { LPS33HW_PRESS_DEV_NAME }, > { LPS35HW_PRESS_DEV_NAME }, > + { LPS22HH_PRESS_DEV_NAME }, > {}, > }; > MODULE_DEVICE_TABLE(spi, st_press_id_table); > -- > 1.9.1 >
