Rename adis162xx_core.c files to adis162xx.c because
these are the only source files for these drivers.
Update Makefile to correspond to the new file names.
Signed-off-by: Narcisa Ana Maria Vasile <narcisaanamaria12@xxxxxxxxx>
---
drivers/staging/iio/accel/Makefile | 7 -
drivers/staging/iio/accel/adis16201.c | 248 ++++++++++++++++++++++++
drivers/staging/iio/accel/adis16201_core.c | 248 ------------------------
drivers/staging/iio/accel/adis16203.c | 216 +++++++++++++++++++++
drivers/staging/iio/accel/adis16203_core.c | 216 ---------------------
drivers/staging/iio/accel/adis16209.c | 248 ++++++++++++++++++++++++
drivers/staging/iio/accel/adis16209_core.c | 248 ------------------------
drivers/staging/iio/accel/adis16240.c | 301 +++++++++++++++++++++++++++++
drivers/staging/iio/accel/adis16240_core.c | 301 -----------------------------
9 files changed, 1013 insertions(+), 1020 deletions(-)
create mode 100644 drivers/staging/iio/accel/adis16201.c
delete mode 100644 drivers/staging/iio/accel/adis16201_core.c
create mode 100644 drivers/staging/iio/accel/adis16203.c
delete mode 100644 drivers/staging/iio/accel/adis16203_core.c
create mode 100644 drivers/staging/iio/accel/adis16209.c
delete mode 100644 drivers/staging/iio/accel/adis16209_core.c
create mode 100644 drivers/staging/iio/accel/adis16240.c
delete mode 100644 drivers/staging/iio/accel/adis16240_core.c
diff --git a/drivers/staging/iio/accel/Makefile b/drivers/staging/iio/accel/Makefile
index febb137..5d8ad21 100644
--- a/drivers/staging/iio/accel/Makefile
+++ b/drivers/staging/iio/accel/Makefile
@@ -2,14 +2,7 @@
# Makefile for industrial I/O accelerometer drivers
#
-adis16201-y := adis16201_core.o
obj-$(CONFIG_ADIS16201) += adis16201.o
-
-adis16203-y := adis16203_core.o
obj-$(CONFIG_ADIS16203) += adis16203.o
-
-adis16209-y := adis16209_core.o
obj-$(CONFIG_ADIS16209) += adis16209.o
-
-adis16240-y := adis16240_core.o
obj-$(CONFIG_ADIS16240) += adis16240.o
diff --git a/drivers/staging/iio/accel/adis16201.c b/drivers/staging/iio/accel/adis16201.c
new file mode 100644
index 0000000..7963d4a
--- /dev/null
+++ b/drivers/staging/iio/accel/adis16201.c
@@ -0,0 +1,248 @@
+/*
+ * ADIS16201 Dual-Axis Digital Inclinometer and Accelerometer
+ *
+ * Copyright 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/delay.h>
+#include <linux/mutex.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/spi/spi.h>
+#include <linux/slab.h>
+#include <linux/sysfs.h>
+#include <linux/module.h>
+
+#include <linux/iio/iio.h>
+#include <linux/iio/sysfs.h>
+#include <linux/iio/buffer.h>
+#include <linux/iio/imu/adis.h>
+
+#include "adis16201.h"
+
+static const u8 adis16201_addresses[] = {
+ [ADIS16201_SCAN_ACC_X] = ADIS16201_XACCL_OFFS,
+ [ADIS16201_SCAN_ACC_Y] = ADIS16201_YACCL_OFFS,
+ [ADIS16201_SCAN_INCLI_X] = ADIS16201_XINCL_OFFS,
+ [ADIS16201_SCAN_INCLI_Y] = ADIS16201_YINCL_OFFS,
+};
+
+static int adis16201_read_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int *val, int *val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int ret;
+ int bits;
+ u8 addr;
+ s16 val16;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_RAW:
+ return adis_single_conversion(indio_dev, chan,
+ ADIS16201_ERROR_ACTIVE, val);
+ case IIO_CHAN_INFO_SCALE:
+ switch (chan->type) {
+ case IIO_VOLTAGE:
+ if (chan->channel == 0) {
+ *val = 1;
+ *val2 = 220000; /* 1.22 mV */
+ } else {
+ *val = 0;
+ *val2 = 610000; /* 0.610 mV */
+ }
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_TEMP:
+ *val = -470; /* 0.47 C */
+ *val2 = 0;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_ACCEL:
+ *val = 0;
+ *val2 = IIO_G_TO_M_S_2(462400); /* 0.4624 mg */
+ return IIO_VAL_INT_PLUS_NANO;
+ case IIO_INCLI:
+ *val = 0;
+ *val2 = 100000; /* 0.1 degree */
+ return IIO_VAL_INT_PLUS_MICRO;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case IIO_CHAN_INFO_OFFSET:
+ *val = 25000 / -470 - 1278; /* 25 C = 1278 */
+ return IIO_VAL_INT;
+ case IIO_CHAN_INFO_CALIBBIAS:
+ switch (chan->type) {
+ case IIO_ACCEL:
+ bits = 12;
+ break;
+ case IIO_INCLI:
+ bits = 9;
+ break;
+ default:
+ return -EINVAL;
+ }
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16201_addresses[chan->scan_index];
+ ret = adis_read_reg_16(st, addr, &val16);
+ if (ret) {
+ mutex_unlock(&indio_dev->mlock);
+ return ret;
+ }
+ val16 &= (1 << bits) - 1;
+ val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ }
+ return -EINVAL;
+}
+
+static int adis16201_write_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int val,
+ int val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int bits;
+ s16 val16;
+ u8 addr;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_CALIBBIAS:
+ switch (chan->type) {
+ case IIO_ACCEL:
+ bits = 12;
+ break;
+ case IIO_INCLI:
+ bits = 9;
+ break;
+ default:
+ return -EINVAL;
+ }
+ val16 = val & ((1 << bits) - 1);
+ addr = adis16201_addresses[chan->scan_index];
+ return adis_write_reg_16(st, addr, val16);
+ }
+ return -EINVAL;
+}
+
+static const struct iio_chan_spec adis16201_channels[] = {
+ ADIS_SUPPLY_CHAN(ADIS16201_SUPPLY_OUT, ADIS16201_SCAN_SUPPLY, 0, 12),
+ ADIS_TEMP_CHAN(ADIS16201_TEMP_OUT, ADIS16201_SCAN_TEMP, 0, 12),
+ ADIS_ACCEL_CHAN(X, ADIS16201_XACCL_OUT, ADIS16201_SCAN_ACC_X,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ ADIS_ACCEL_CHAN(Y, ADIS16201_YACCL_OUT, ADIS16201_SCAN_ACC_Y,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ ADIS_AUX_ADC_CHAN(ADIS16201_AUX_ADC, ADIS16201_SCAN_AUX_ADC, 0, 12),
+ ADIS_INCLI_CHAN(X, ADIS16201_XINCL_OUT, ADIS16201_SCAN_INCLI_X,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ ADIS_INCLI_CHAN(X, ADIS16201_YINCL_OUT, ADIS16201_SCAN_INCLI_Y,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ IIO_CHAN_SOFT_TIMESTAMP(7)
+};
+
+static const struct iio_info adis16201_info = {
+ .read_raw = &adis16201_read_raw,
+ .write_raw = &adis16201_write_raw,
+ .update_scan_mode = adis_update_scan_mode,
+ .driver_module = THIS_MODULE,
+};
+
+static const char * const adis16201_status_error_msgs[] = {
+ [ADIS16201_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
+ [ADIS16201_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
+ [ADIS16201_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
+ [ADIS16201_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
+};
+
+static const struct adis_data adis16201_data = {
+ .read_delay = 20,
+ .msc_ctrl_reg = ADIS16201_MSC_CTRL,
+ .glob_cmd_reg = ADIS16201_GLOB_CMD,
+ .diag_stat_reg = ADIS16201_DIAG_STAT,
+
+ .self_test_mask = ADIS16201_MSC_CTRL_SELF_TEST_EN,
+ .self_test_no_autoclear = true,
+ .startup_delay = ADIS16201_STARTUP_DELAY,
+
+ .status_error_msgs = adis16201_status_error_msgs,
+ .status_error_mask = BIT(ADIS16201_DIAG_STAT_SPI_FAIL_BIT) |
+ BIT(ADIS16201_DIAG_STAT_FLASH_UPT_BIT) |
+ BIT(ADIS16201_DIAG_STAT_POWER_HIGH_BIT) |
+ BIT(ADIS16201_DIAG_STAT_POWER_LOW_BIT),
+};
+
+static int adis16201_probe(struct spi_device *spi)
+{
+ int ret;
+ struct adis *st;
+ struct iio_dev *indio_dev;
+
+ /* setup the industrialio driver allocated elements */
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
+ if (!indio_dev)
+ return -ENOMEM;
+
+ st = iio_priv(indio_dev);
+ /* this is only used for removal purposes */
+ spi_set_drvdata(spi, indio_dev);
+
+ indio_dev->name = spi->dev.driver->name;
+ indio_dev->dev.parent = &spi->dev;
+ indio_dev->info = &adis16201_info;
+
+ indio_dev->channels = adis16201_channels;
+ indio_dev->num_channels = ARRAY_SIZE(adis16201_channels);
+ indio_dev->modes = INDIO_DIRECT_MODE;
+
+ ret = adis_init(st, indio_dev, spi, &adis16201_data);
+ if (ret)
+ return ret;
+ ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
+ if (ret)
+ return ret;
+
+ /* Get the device into a sane initial state */
+ ret = adis_initial_startup(st);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+
+ ret = iio_device_register(indio_dev);
+ if (ret < 0)
+ goto error_cleanup_buffer_trigger;
+ return 0;
+
+error_cleanup_buffer_trigger:
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+ return ret;
+}
+
+static int adis16201_remove(struct spi_device *spi)
+{
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+ struct adis *st = iio_priv(indio_dev);
+
+ iio_device_unregister(indio_dev);
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+
+ return 0;
+}
+
+static struct spi_driver adis16201_driver = {
+ .driver = {
+ .name = "adis16201",
+ },
+ .probe = adis16201_probe,
+ .remove = adis16201_remove,
+};
+module_spi_driver(adis16201_driver);
+
+MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
+MODULE_DESCRIPTION("Analog Devices ADIS16201 Dual-Axis Digital Inclinometer and Accelerometer");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("spi:adis16201");
diff --git a/drivers/staging/iio/accel/adis16201_core.c b/drivers/staging/iio/accel/adis16201_core.c
deleted file mode 100644
index 7963d4a..0000000
--- a/drivers/staging/iio/accel/adis16201_core.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/*
- * ADIS16201 Dual-Axis Digital Inclinometer and Accelerometer
- *
- * Copyright 2010 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/delay.h>
-#include <linux/mutex.h>
-#include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/spi/spi.h>
-#include <linux/slab.h>
-#include <linux/sysfs.h>
-#include <linux/module.h>
-
-#include <linux/iio/iio.h>
-#include <linux/iio/sysfs.h>
-#include <linux/iio/buffer.h>
-#include <linux/iio/imu/adis.h>
-
-#include "adis16201.h"
-
-static const u8 adis16201_addresses[] = {
- [ADIS16201_SCAN_ACC_X] = ADIS16201_XACCL_OFFS,
- [ADIS16201_SCAN_ACC_Y] = ADIS16201_YACCL_OFFS,
- [ADIS16201_SCAN_INCLI_X] = ADIS16201_XINCL_OFFS,
- [ADIS16201_SCAN_INCLI_Y] = ADIS16201_YINCL_OFFS,
-};
-
-static int adis16201_read_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int *val, int *val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int ret;
- int bits;
- u8 addr;
- s16 val16;
-
- switch (mask) {
- case IIO_CHAN_INFO_RAW:
- return adis_single_conversion(indio_dev, chan,
- ADIS16201_ERROR_ACTIVE, val);
- case IIO_CHAN_INFO_SCALE:
- switch (chan->type) {
- case IIO_VOLTAGE:
- if (chan->channel == 0) {
- *val = 1;
- *val2 = 220000; /* 1.22 mV */
- } else {
- *val = 0;
- *val2 = 610000; /* 0.610 mV */
- }
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_TEMP:
- *val = -470; /* 0.47 C */
- *val2 = 0;
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_ACCEL:
- *val = 0;
- *val2 = IIO_G_TO_M_S_2(462400); /* 0.4624 mg */
- return IIO_VAL_INT_PLUS_NANO;
- case IIO_INCLI:
- *val = 0;
- *val2 = 100000; /* 0.1 degree */
- return IIO_VAL_INT_PLUS_MICRO;
- default:
- return -EINVAL;
- }
- break;
- case IIO_CHAN_INFO_OFFSET:
- *val = 25000 / -470 - 1278; /* 25 C = 1278 */
- return IIO_VAL_INT;
- case IIO_CHAN_INFO_CALIBBIAS:
- switch (chan->type) {
- case IIO_ACCEL:
- bits = 12;
- break;
- case IIO_INCLI:
- bits = 9;
- break;
- default:
- return -EINVAL;
- }
- mutex_lock(&indio_dev->mlock);
- addr = adis16201_addresses[chan->scan_index];
- ret = adis_read_reg_16(st, addr, &val16);
- if (ret) {
- mutex_unlock(&indio_dev->mlock);
- return ret;
- }
- val16 &= (1 << bits) - 1;
- val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
- *val = val16;
- mutex_unlock(&indio_dev->mlock);
- return IIO_VAL_INT;
- }
- return -EINVAL;
-}
-
-static int adis16201_write_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int val,
- int val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int bits;
- s16 val16;
- u8 addr;
-
- switch (mask) {
- case IIO_CHAN_INFO_CALIBBIAS:
- switch (chan->type) {
- case IIO_ACCEL:
- bits = 12;
- break;
- case IIO_INCLI:
- bits = 9;
- break;
- default:
- return -EINVAL;
- }
- val16 = val & ((1 << bits) - 1);
- addr = adis16201_addresses[chan->scan_index];
- return adis_write_reg_16(st, addr, val16);
- }
- return -EINVAL;
-}
-
-static const struct iio_chan_spec adis16201_channels[] = {
- ADIS_SUPPLY_CHAN(ADIS16201_SUPPLY_OUT, ADIS16201_SCAN_SUPPLY, 0, 12),
- ADIS_TEMP_CHAN(ADIS16201_TEMP_OUT, ADIS16201_SCAN_TEMP, 0, 12),
- ADIS_ACCEL_CHAN(X, ADIS16201_XACCL_OUT, ADIS16201_SCAN_ACC_X,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- ADIS_ACCEL_CHAN(Y, ADIS16201_YACCL_OUT, ADIS16201_SCAN_ACC_Y,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- ADIS_AUX_ADC_CHAN(ADIS16201_AUX_ADC, ADIS16201_SCAN_AUX_ADC, 0, 12),
- ADIS_INCLI_CHAN(X, ADIS16201_XINCL_OUT, ADIS16201_SCAN_INCLI_X,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- ADIS_INCLI_CHAN(X, ADIS16201_YINCL_OUT, ADIS16201_SCAN_INCLI_Y,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- IIO_CHAN_SOFT_TIMESTAMP(7)
-};
-
-static const struct iio_info adis16201_info = {
- .read_raw = &adis16201_read_raw,
- .write_raw = &adis16201_write_raw,
- .update_scan_mode = adis_update_scan_mode,
- .driver_module = THIS_MODULE,
-};
-
-static const char * const adis16201_status_error_msgs[] = {
- [ADIS16201_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
- [ADIS16201_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
- [ADIS16201_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
- [ADIS16201_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
-};
-
-static const struct adis_data adis16201_data = {
- .read_delay = 20,
- .msc_ctrl_reg = ADIS16201_MSC_CTRL,
- .glob_cmd_reg = ADIS16201_GLOB_CMD,
- .diag_stat_reg = ADIS16201_DIAG_STAT,
-
- .self_test_mask = ADIS16201_MSC_CTRL_SELF_TEST_EN,
- .self_test_no_autoclear = true,
- .startup_delay = ADIS16201_STARTUP_DELAY,
-
- .status_error_msgs = adis16201_status_error_msgs,
- .status_error_mask = BIT(ADIS16201_DIAG_STAT_SPI_FAIL_BIT) |
- BIT(ADIS16201_DIAG_STAT_FLASH_UPT_BIT) |
- BIT(ADIS16201_DIAG_STAT_POWER_HIGH_BIT) |
- BIT(ADIS16201_DIAG_STAT_POWER_LOW_BIT),
-};
-
-static int adis16201_probe(struct spi_device *spi)
-{
- int ret;
- struct adis *st;
- struct iio_dev *indio_dev;
-
- /* setup the industrialio driver allocated elements */
- indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
- if (!indio_dev)
- return -ENOMEM;
-
- st = iio_priv(indio_dev);
- /* this is only used for removal purposes */
- spi_set_drvdata(spi, indio_dev);
-
- indio_dev->name = spi->dev.driver->name;
- indio_dev->dev.parent = &spi->dev;
- indio_dev->info = &adis16201_info;
-
- indio_dev->channels = adis16201_channels;
- indio_dev->num_channels = ARRAY_SIZE(adis16201_channels);
- indio_dev->modes = INDIO_DIRECT_MODE;
-
- ret = adis_init(st, indio_dev, spi, &adis16201_data);
- if (ret)
- return ret;
- ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
- if (ret)
- return ret;
-
- /* Get the device into a sane initial state */
- ret = adis_initial_startup(st);
- if (ret)
- goto error_cleanup_buffer_trigger;
-
- ret = iio_device_register(indio_dev);
- if (ret < 0)
- goto error_cleanup_buffer_trigger;
- return 0;
-
-error_cleanup_buffer_trigger:
- adis_cleanup_buffer_and_trigger(st, indio_dev);
- return ret;
-}
-
-static int adis16201_remove(struct spi_device *spi)
-{
- struct iio_dev *indio_dev = spi_get_drvdata(spi);
- struct adis *st = iio_priv(indio_dev);
-
- iio_device_unregister(indio_dev);
- adis_cleanup_buffer_and_trigger(st, indio_dev);
-
- return 0;
-}
-
-static struct spi_driver adis16201_driver = {
- .driver = {
- .name = "adis16201",
- },
- .probe = adis16201_probe,
- .remove = adis16201_remove,
-};
-module_spi_driver(adis16201_driver);
-
-MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
-MODULE_DESCRIPTION("Analog Devices ADIS16201 Dual-Axis Digital Inclinometer and Accelerometer");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("spi:adis16201");
diff --git a/drivers/staging/iio/accel/adis16203.c b/drivers/staging/iio/accel/adis16203.c
new file mode 100644
index 0000000..bd8119a
--- /dev/null
+++ b/drivers/staging/iio/accel/adis16203.c
@@ -0,0 +1,216 @@
+/*
+ * ADIS16203 Programmable 360 Degrees Inclinometer
+ *
+ * Copyright 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/delay.h>
+#include <linux/mutex.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/spi/spi.h>
+#include <linux/slab.h>
+#include <linux/sysfs.h>
+#include <linux/module.h>
+
+#include <linux/iio/iio.h>
+#include <linux/iio/sysfs.h>
+#include <linux/iio/buffer.h>
+#include <linux/iio/imu/adis.h>
+
+#include "adis16203.h"
+
+#define DRIVER_NAME "adis16203"
+
+static const u8 adis16203_addresses[] = {
+ [ADIS16203_SCAN_INCLI_X] = ADIS16203_INCL_NULL,
+};
+
+static int adis16203_write_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int val,
+ int val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ /* currently only one writable parameter which keeps this simple */
+ u8 addr = adis16203_addresses[chan->scan_index];
+
+ return adis_write_reg_16(st, addr, val & 0x3FFF);
+}
+
+static int adis16203_read_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int *val, int *val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int ret;
+ int bits;
+ u8 addr;
+ s16 val16;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_RAW:
+ return adis_single_conversion(indio_dev, chan,
+ ADIS16203_ERROR_ACTIVE, val);
+ case IIO_CHAN_INFO_SCALE:
+ switch (chan->type) {
+ case IIO_VOLTAGE:
+ if (chan->channel == 0) {
+ *val = 1;
+ *val2 = 220000; /* 1.22 mV */
+ } else {
+ *val = 0;
+ *val2 = 610000; /* 0.61 mV */
+ }
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_TEMP:
+ *val = -470; /* -0.47 C */
+ *val2 = 0;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_INCLI:
+ *val = 0;
+ *val2 = 25000; /* 0.025 degree */
+ return IIO_VAL_INT_PLUS_MICRO;
+ default:
+ return -EINVAL;
+ }
+ case IIO_CHAN_INFO_OFFSET:
+ *val = 25000 / -470 - 1278; /* 25 C = 1278 */
+ return IIO_VAL_INT;
+ case IIO_CHAN_INFO_CALIBBIAS:
+ bits = 14;
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16203_addresses[chan->scan_index];
+ ret = adis_read_reg_16(st, addr, &val16);
+ if (ret) {
+ mutex_unlock(&indio_dev->mlock);
+ return ret;
+ }
+ val16 &= (1 << bits) - 1;
+ val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ default:
+ return -EINVAL;
+ }
+}
+
+static const struct iio_chan_spec adis16203_channels[] = {
+ ADIS_SUPPLY_CHAN(ADIS16203_SUPPLY_OUT, ADIS16203_SCAN_SUPPLY, 0, 12),
+ ADIS_AUX_ADC_CHAN(ADIS16203_AUX_ADC, ADIS16203_SCAN_AUX_ADC, 0, 12),
+ ADIS_INCLI_CHAN(X, ADIS16203_XINCL_OUT, ADIS16203_SCAN_INCLI_X,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ /* Fixme: Not what it appears to be - see data sheet */
+ ADIS_INCLI_CHAN(Y, ADIS16203_YINCL_OUT, ADIS16203_SCAN_INCLI_Y,
+ 0, 0, 14),
+ ADIS_TEMP_CHAN(ADIS16203_TEMP_OUT, ADIS16203_SCAN_TEMP, 0, 12),
+ IIO_CHAN_SOFT_TIMESTAMP(5),
+};
+
+static const struct iio_info adis16203_info = {
+ .read_raw = &adis16203_read_raw,
+ .write_raw = &adis16203_write_raw,
+ .update_scan_mode = adis_update_scan_mode,
+ .driver_module = THIS_MODULE,
+};
+
+static const char * const adis16203_status_error_msgs[] = {
+ [ADIS16203_DIAG_STAT_SELFTEST_FAIL_BIT] = "Self test failure",
+ [ADIS16203_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
+ [ADIS16203_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
+ [ADIS16203_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
+ [ADIS16203_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
+};
+
+static const struct adis_data adis16203_data = {
+ .read_delay = 20,
+ .msc_ctrl_reg = ADIS16203_MSC_CTRL,
+ .glob_cmd_reg = ADIS16203_GLOB_CMD,
+ .diag_stat_reg = ADIS16203_DIAG_STAT,
+
+ .self_test_mask = ADIS16203_MSC_CTRL_SELF_TEST_EN,
+ .self_test_no_autoclear = true,
+ .startup_delay = ADIS16203_STARTUP_DELAY,
+
+ .status_error_msgs = adis16203_status_error_msgs,
+ .status_error_mask = BIT(ADIS16203_DIAG_STAT_SELFTEST_FAIL_BIT) |
+ BIT(ADIS16203_DIAG_STAT_SPI_FAIL_BIT) |
+ BIT(ADIS16203_DIAG_STAT_FLASH_UPT_BIT) |
+ BIT(ADIS16203_DIAG_STAT_POWER_HIGH_BIT) |
+ BIT(ADIS16203_DIAG_STAT_POWER_LOW_BIT),
+};
+
+static int adis16203_probe(struct spi_device *spi)
+{
+ int ret;
+ struct iio_dev *indio_dev;
+ struct adis *st;
+
+ /* setup the industrialio driver allocated elements */
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
+ if (!indio_dev)
+ return -ENOMEM;
+ st = iio_priv(indio_dev);
+ /* this is only used for removal purposes */
+ spi_set_drvdata(spi, indio_dev);
+
+ indio_dev->name = spi->dev.driver->name;
+ indio_dev->dev.parent = &spi->dev;
+ indio_dev->channels = adis16203_channels;
+ indio_dev->num_channels = ARRAY_SIZE(adis16203_channels);
+ indio_dev->info = &adis16203_info;
+ indio_dev->modes = INDIO_DIRECT_MODE;
+
+ ret = adis_init(st, indio_dev, spi, &adis16203_data);
+ if (ret)
+ return ret;
+
+ ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
+ if (ret)
+ return ret;
+
+ /* Get the device into a sane initial state */
+ ret = adis_initial_startup(st);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+
+ ret = iio_device_register(indio_dev);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+
+ return 0;
+
+error_cleanup_buffer_trigger:
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+ return ret;
+}
+
+static int adis16203_remove(struct spi_device *spi)
+{
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+ struct adis *st = iio_priv(indio_dev);
+
+ iio_device_unregister(indio_dev);
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+
+ return 0;
+}
+
+static struct spi_driver adis16203_driver = {
+ .driver = {
+ .name = "adis16203",
+ },
+ .probe = adis16203_probe,
+ .remove = adis16203_remove,
+};
+module_spi_driver(adis16203_driver);
+
+MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
+MODULE_DESCRIPTION("Analog Devices ADIS16203 Programmable 360 Degrees Inclinometer");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("spi:adis16203");
diff --git a/drivers/staging/iio/accel/adis16203_core.c b/drivers/staging/iio/accel/adis16203_core.c
deleted file mode 100644
index bd8119a..0000000
--- a/drivers/staging/iio/accel/adis16203_core.c
+++ /dev/null
@@ -1,216 +0,0 @@
-/*
- * ADIS16203 Programmable 360 Degrees Inclinometer
- *
- * Copyright 2010 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/delay.h>
-#include <linux/mutex.h>
-#include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/spi/spi.h>
-#include <linux/slab.h>
-#include <linux/sysfs.h>
-#include <linux/module.h>
-
-#include <linux/iio/iio.h>
-#include <linux/iio/sysfs.h>
-#include <linux/iio/buffer.h>
-#include <linux/iio/imu/adis.h>
-
-#include "adis16203.h"
-
-#define DRIVER_NAME "adis16203"
-
-static const u8 adis16203_addresses[] = {
- [ADIS16203_SCAN_INCLI_X] = ADIS16203_INCL_NULL,
-};
-
-static int adis16203_write_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int val,
- int val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- /* currently only one writable parameter which keeps this simple */
- u8 addr = adis16203_addresses[chan->scan_index];
-
- return adis_write_reg_16(st, addr, val & 0x3FFF);
-}
-
-static int adis16203_read_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int *val, int *val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int ret;
- int bits;
- u8 addr;
- s16 val16;
-
- switch (mask) {
- case IIO_CHAN_INFO_RAW:
- return adis_single_conversion(indio_dev, chan,
- ADIS16203_ERROR_ACTIVE, val);
- case IIO_CHAN_INFO_SCALE:
- switch (chan->type) {
- case IIO_VOLTAGE:
- if (chan->channel == 0) {
- *val = 1;
- *val2 = 220000; /* 1.22 mV */
- } else {
- *val = 0;
- *val2 = 610000; /* 0.61 mV */
- }
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_TEMP:
- *val = -470; /* -0.47 C */
- *val2 = 0;
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_INCLI:
- *val = 0;
- *val2 = 25000; /* 0.025 degree */
- return IIO_VAL_INT_PLUS_MICRO;
- default:
- return -EINVAL;
- }
- case IIO_CHAN_INFO_OFFSET:
- *val = 25000 / -470 - 1278; /* 25 C = 1278 */
- return IIO_VAL_INT;
- case IIO_CHAN_INFO_CALIBBIAS:
- bits = 14;
- mutex_lock(&indio_dev->mlock);
- addr = adis16203_addresses[chan->scan_index];
- ret = adis_read_reg_16(st, addr, &val16);
- if (ret) {
- mutex_unlock(&indio_dev->mlock);
- return ret;
- }
- val16 &= (1 << bits) - 1;
- val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
- *val = val16;
- mutex_unlock(&indio_dev->mlock);
- return IIO_VAL_INT;
- default:
- return -EINVAL;
- }
-}
-
-static const struct iio_chan_spec adis16203_channels[] = {
- ADIS_SUPPLY_CHAN(ADIS16203_SUPPLY_OUT, ADIS16203_SCAN_SUPPLY, 0, 12),
- ADIS_AUX_ADC_CHAN(ADIS16203_AUX_ADC, ADIS16203_SCAN_AUX_ADC, 0, 12),
- ADIS_INCLI_CHAN(X, ADIS16203_XINCL_OUT, ADIS16203_SCAN_INCLI_X,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- /* Fixme: Not what it appears to be - see data sheet */
- ADIS_INCLI_CHAN(Y, ADIS16203_YINCL_OUT, ADIS16203_SCAN_INCLI_Y,
- 0, 0, 14),
- ADIS_TEMP_CHAN(ADIS16203_TEMP_OUT, ADIS16203_SCAN_TEMP, 0, 12),
- IIO_CHAN_SOFT_TIMESTAMP(5),
-};
-
-static const struct iio_info adis16203_info = {
- .read_raw = &adis16203_read_raw,
- .write_raw = &adis16203_write_raw,
- .update_scan_mode = adis_update_scan_mode,
- .driver_module = THIS_MODULE,
-};
-
-static const char * const adis16203_status_error_msgs[] = {
- [ADIS16203_DIAG_STAT_SELFTEST_FAIL_BIT] = "Self test failure",
- [ADIS16203_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
- [ADIS16203_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
- [ADIS16203_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
- [ADIS16203_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
-};
-
-static const struct adis_data adis16203_data = {
- .read_delay = 20,
- .msc_ctrl_reg = ADIS16203_MSC_CTRL,
- .glob_cmd_reg = ADIS16203_GLOB_CMD,
- .diag_stat_reg = ADIS16203_DIAG_STAT,
-
- .self_test_mask = ADIS16203_MSC_CTRL_SELF_TEST_EN,
- .self_test_no_autoclear = true,
- .startup_delay = ADIS16203_STARTUP_DELAY,
-
- .status_error_msgs = adis16203_status_error_msgs,
- .status_error_mask = BIT(ADIS16203_DIAG_STAT_SELFTEST_FAIL_BIT) |
- BIT(ADIS16203_DIAG_STAT_SPI_FAIL_BIT) |
- BIT(ADIS16203_DIAG_STAT_FLASH_UPT_BIT) |
- BIT(ADIS16203_DIAG_STAT_POWER_HIGH_BIT) |
- BIT(ADIS16203_DIAG_STAT_POWER_LOW_BIT),
-};
-
-static int adis16203_probe(struct spi_device *spi)
-{
- int ret;
- struct iio_dev *indio_dev;
- struct adis *st;
-
- /* setup the industrialio driver allocated elements */
- indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
- if (!indio_dev)
- return -ENOMEM;
- st = iio_priv(indio_dev);
- /* this is only used for removal purposes */
- spi_set_drvdata(spi, indio_dev);
-
- indio_dev->name = spi->dev.driver->name;
- indio_dev->dev.parent = &spi->dev;
- indio_dev->channels = adis16203_channels;
- indio_dev->num_channels = ARRAY_SIZE(adis16203_channels);
- indio_dev->info = &adis16203_info;
- indio_dev->modes = INDIO_DIRECT_MODE;
-
- ret = adis_init(st, indio_dev, spi, &adis16203_data);
- if (ret)
- return ret;
-
- ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
- if (ret)
- return ret;
-
- /* Get the device into a sane initial state */
- ret = adis_initial_startup(st);
- if (ret)
- goto error_cleanup_buffer_trigger;
-
- ret = iio_device_register(indio_dev);
- if (ret)
- goto error_cleanup_buffer_trigger;
-
- return 0;
-
-error_cleanup_buffer_trigger:
- adis_cleanup_buffer_and_trigger(st, indio_dev);
- return ret;
-}
-
-static int adis16203_remove(struct spi_device *spi)
-{
- struct iio_dev *indio_dev = spi_get_drvdata(spi);
- struct adis *st = iio_priv(indio_dev);
-
- iio_device_unregister(indio_dev);
- adis_cleanup_buffer_and_trigger(st, indio_dev);
-
- return 0;
-}
-
-static struct spi_driver adis16203_driver = {
- .driver = {
- .name = "adis16203",
- },
- .probe = adis16203_probe,
- .remove = adis16203_remove,
-};
-module_spi_driver(adis16203_driver);
-
-MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
-MODULE_DESCRIPTION("Analog Devices ADIS16203 Programmable 360 Degrees Inclinometer");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("spi:adis16203");
diff --git a/drivers/staging/iio/accel/adis16209.c b/drivers/staging/iio/accel/adis16209.c
new file mode 100644
index 0000000..a599e19
--- /dev/null
+++ b/drivers/staging/iio/accel/adis16209.c
@@ -0,0 +1,248 @@
+/*
+ * ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer
+ *
+ * Copyright 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/delay.h>
+#include <linux/mutex.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/spi/spi.h>
+#include <linux/slab.h>
+#include <linux/sysfs.h>
+#include <linux/list.h>
+#include <linux/module.h>
+
+#include <linux/iio/iio.h>
+#include <linux/iio/sysfs.h>
+#include <linux/iio/buffer.h>
+#include <linux/iio/imu/adis.h>
+
+#include "adis16209.h"
+
+static const u8 adis16209_addresses[8][1] = {
+ [ADIS16209_SCAN_SUPPLY] = { },
+ [ADIS16209_SCAN_AUX_ADC] = { },
+ [ADIS16209_SCAN_ACC_X] = { ADIS16209_XACCL_NULL },
+ [ADIS16209_SCAN_ACC_Y] = { ADIS16209_YACCL_NULL },
+ [ADIS16209_SCAN_INCLI_X] = { ADIS16209_XINCL_NULL },
+ [ADIS16209_SCAN_INCLI_Y] = { ADIS16209_YINCL_NULL },
+ [ADIS16209_SCAN_ROT] = { },
+ [ADIS16209_SCAN_TEMP] = { },
+};
+
+static int adis16209_write_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int val,
+ int val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int bits;
+ s16 val16;
+ u8 addr;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_CALIBBIAS:
+ switch (chan->type) {
+ case IIO_ACCEL:
+ case IIO_INCLI:
+ bits = 14;
+ break;
+ default:
+ return -EINVAL;
+ }
+ val16 = val & ((1 << bits) - 1);
+ addr = adis16209_addresses[chan->scan_index][0];
+ return adis_write_reg_16(st, addr, val16);
+ }
+ return -EINVAL;
+}
+
+static int adis16209_read_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int *val, int *val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int ret;
+ int bits;
+ u8 addr;
+ s16 val16;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_RAW:
+ return adis_single_conversion(indio_dev, chan,
+ ADIS16209_ERROR_ACTIVE, val);
+ case IIO_CHAN_INFO_SCALE:
+ switch (chan->type) {
+ case IIO_VOLTAGE:
+ *val = 0;
+ if (chan->channel == 0)
+ *val2 = 305180; /* 0.30518 mV */
+ else
+ *val2 = 610500; /* 0.6105 mV */
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_TEMP:
+ *val = -470; /* -0.47 C */
+ *val2 = 0;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_ACCEL:
+ *val = 0;
+ *val2 = IIO_G_TO_M_S_2(244140); /* 0.244140 mg */
+ return IIO_VAL_INT_PLUS_NANO;
+ case IIO_INCLI:
+ case IIO_ROT:
+ *val = 0;
+ *val2 = 25000; /* 0.025 degree */
+ return IIO_VAL_INT_PLUS_MICRO;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case IIO_CHAN_INFO_OFFSET:
+ *val = 25000 / -470 - 0x4FE; /* 25 C = 0x4FE */
+ return IIO_VAL_INT;
+ case IIO_CHAN_INFO_CALIBBIAS:
+ switch (chan->type) {
+ case IIO_ACCEL:
+ bits = 14;
+ break;
+ default:
+ return -EINVAL;
+ }
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16209_addresses[chan->scan_index][0];
+ ret = adis_read_reg_16(st, addr, &val16);
+ if (ret) {
+ mutex_unlock(&indio_dev->mlock);
+ return ret;
+ }
+ val16 &= (1 << bits) - 1;
+ val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ }
+ return -EINVAL;
+}
+
+static const struct iio_chan_spec adis16209_channels[] = {
+ ADIS_SUPPLY_CHAN(ADIS16209_SUPPLY_OUT, ADIS16209_SCAN_SUPPLY, 0, 14),
+ ADIS_TEMP_CHAN(ADIS16209_TEMP_OUT, ADIS16209_SCAN_TEMP, 0, 12),
+ ADIS_ACCEL_CHAN(X, ADIS16209_XACCL_OUT, ADIS16209_SCAN_ACC_X,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ ADIS_ACCEL_CHAN(Y, ADIS16209_YACCL_OUT, ADIS16209_SCAN_ACC_Y,
+ BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
+ ADIS_AUX_ADC_CHAN(ADIS16209_AUX_ADC, ADIS16209_SCAN_AUX_ADC, 0, 12),
+ ADIS_INCLI_CHAN(X, ADIS16209_XINCL_OUT, ADIS16209_SCAN_INCLI_X,
+ 0, 0, 14),
+ ADIS_INCLI_CHAN(Y, ADIS16209_YINCL_OUT, ADIS16209_SCAN_INCLI_Y,
+ 0, 0, 14),
+ ADIS_ROT_CHAN(X, ADIS16209_ROT_OUT, ADIS16209_SCAN_ROT, 0, 0, 14),
+ IIO_CHAN_SOFT_TIMESTAMP(8)
+};
+
+static const struct iio_info adis16209_info = {
+ .read_raw = &adis16209_read_raw,
+ .write_raw = &adis16209_write_raw,
+ .update_scan_mode = adis_update_scan_mode,
+ .driver_module = THIS_MODULE,
+};
+
+static const char * const adis16209_status_error_msgs[] = {
+ [ADIS16209_DIAG_STAT_SELFTEST_FAIL_BIT] = "Self test failure",
+ [ADIS16209_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
+ [ADIS16209_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
+ [ADIS16209_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
+ [ADIS16209_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
+};
+
+static const struct adis_data adis16209_data = {
+ .read_delay = 30,
+ .msc_ctrl_reg = ADIS16209_MSC_CTRL,
+ .glob_cmd_reg = ADIS16209_GLOB_CMD,
+ .diag_stat_reg = ADIS16209_DIAG_STAT,
+
+ .self_test_mask = ADIS16209_MSC_CTRL_SELF_TEST_EN,
+ .self_test_no_autoclear = true,
+ .startup_delay = ADIS16209_STARTUP_DELAY,
+
+ .status_error_msgs = adis16209_status_error_msgs,
+ .status_error_mask = BIT(ADIS16209_DIAG_STAT_SELFTEST_FAIL_BIT) |
+ BIT(ADIS16209_DIAG_STAT_SPI_FAIL_BIT) |
+ BIT(ADIS16209_DIAG_STAT_FLASH_UPT_BIT) |
+ BIT(ADIS16209_DIAG_STAT_POWER_HIGH_BIT) |
+ BIT(ADIS16209_DIAG_STAT_POWER_LOW_BIT),
+};
+
+static int adis16209_probe(struct spi_device *spi)
+{
+ int ret;
+ struct adis *st;
+ struct iio_dev *indio_dev;
+
+ /* setup the industrialio driver allocated elements */
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
+ if (!indio_dev)
+ return -ENOMEM;
+ st = iio_priv(indio_dev);
+ /* this is only used for removal purposes */
+ spi_set_drvdata(spi, indio_dev);
+
+ indio_dev->name = spi->dev.driver->name;
+ indio_dev->dev.parent = &spi->dev;
+ indio_dev->info = &adis16209_info;
+ indio_dev->channels = adis16209_channels;
+ indio_dev->num_channels = ARRAY_SIZE(adis16209_channels);
+ indio_dev->modes = INDIO_DIRECT_MODE;
+
+ ret = adis_init(st, indio_dev, spi, &adis16209_data);
+ if (ret)
+ return ret;
+ ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
+ if (ret)
+ return ret;
+
+ /* Get the device into a sane initial state */
+ ret = adis_initial_startup(st);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+ ret = iio_device_register(indio_dev);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+
+ return 0;
+
+error_cleanup_buffer_trigger:
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+ return ret;
+}
+
+static int adis16209_remove(struct spi_device *spi)
+{
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+ struct adis *st = iio_priv(indio_dev);
+
+ iio_device_unregister(indio_dev);
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+
+ return 0;
+}
+
+static struct spi_driver adis16209_driver = {
+ .driver = {
+ .name = "adis16209",
+ },
+ .probe = adis16209_probe,
+ .remove = adis16209_remove,
+};
+module_spi_driver(adis16209_driver);
+
+MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
+MODULE_DESCRIPTION("Analog Devices ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("spi:adis16209");
diff --git a/drivers/staging/iio/accel/adis16209_core.c b/drivers/staging/iio/accel/adis16209_core.c
deleted file mode 100644
index a599e19..0000000
--- a/drivers/staging/iio/accel/adis16209_core.c
+++ /dev/null
@@ -1,248 +0,0 @@
-/*
- * ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer
- *
- * Copyright 2010 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/delay.h>
-#include <linux/mutex.h>
-#include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/spi/spi.h>
-#include <linux/slab.h>
-#include <linux/sysfs.h>
-#include <linux/list.h>
-#include <linux/module.h>
-
-#include <linux/iio/iio.h>
-#include <linux/iio/sysfs.h>
-#include <linux/iio/buffer.h>
-#include <linux/iio/imu/adis.h>
-
-#include "adis16209.h"
-
-static const u8 adis16209_addresses[8][1] = {
- [ADIS16209_SCAN_SUPPLY] = { },
- [ADIS16209_SCAN_AUX_ADC] = { },
- [ADIS16209_SCAN_ACC_X] = { ADIS16209_XACCL_NULL },
- [ADIS16209_SCAN_ACC_Y] = { ADIS16209_YACCL_NULL },
- [ADIS16209_SCAN_INCLI_X] = { ADIS16209_XINCL_NULL },
- [ADIS16209_SCAN_INCLI_Y] = { ADIS16209_YINCL_NULL },
- [ADIS16209_SCAN_ROT] = { },
- [ADIS16209_SCAN_TEMP] = { },
-};
-
-static int adis16209_write_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int val,
- int val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int bits;
- s16 val16;
- u8 addr;
-
- switch (mask) {
- case IIO_CHAN_INFO_CALIBBIAS:
- switch (chan->type) {
- case IIO_ACCEL:
- case IIO_INCLI:
- bits = 14;
- break;
- default:
- return -EINVAL;
- }
- val16 = val & ((1 << bits) - 1);
- addr = adis16209_addresses[chan->scan_index][0];
- return adis_write_reg_16(st, addr, val16);
- }
- return -EINVAL;
-}
-
-static int adis16209_read_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int *val, int *val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int ret;
- int bits;
- u8 addr;
- s16 val16;
-
- switch (mask) {
- case IIO_CHAN_INFO_RAW:
- return adis_single_conversion(indio_dev, chan,
- ADIS16209_ERROR_ACTIVE, val);
- case IIO_CHAN_INFO_SCALE:
- switch (chan->type) {
- case IIO_VOLTAGE:
- *val = 0;
- if (chan->channel == 0)
- *val2 = 305180; /* 0.30518 mV */
- else
- *val2 = 610500; /* 0.6105 mV */
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_TEMP:
- *val = -470; /* -0.47 C */
- *val2 = 0;
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_ACCEL:
- *val = 0;
- *val2 = IIO_G_TO_M_S_2(244140); /* 0.244140 mg */
- return IIO_VAL_INT_PLUS_NANO;
- case IIO_INCLI:
- case IIO_ROT:
- *val = 0;
- *val2 = 25000; /* 0.025 degree */
- return IIO_VAL_INT_PLUS_MICRO;
- default:
- return -EINVAL;
- }
- break;
- case IIO_CHAN_INFO_OFFSET:
- *val = 25000 / -470 - 0x4FE; /* 25 C = 0x4FE */
- return IIO_VAL_INT;
- case IIO_CHAN_INFO_CALIBBIAS:
- switch (chan->type) {
- case IIO_ACCEL:
- bits = 14;
- break;
- default:
- return -EINVAL;
- }
- mutex_lock(&indio_dev->mlock);
- addr = adis16209_addresses[chan->scan_index][0];
- ret = adis_read_reg_16(st, addr, &val16);
- if (ret) {
- mutex_unlock(&indio_dev->mlock);
- return ret;
- }
- val16 &= (1 << bits) - 1;
- val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
- *val = val16;
- mutex_unlock(&indio_dev->mlock);
- return IIO_VAL_INT;
- }
- return -EINVAL;
-}
-
-static const struct iio_chan_spec adis16209_channels[] = {
- ADIS_SUPPLY_CHAN(ADIS16209_SUPPLY_OUT, ADIS16209_SCAN_SUPPLY, 0, 14),
- ADIS_TEMP_CHAN(ADIS16209_TEMP_OUT, ADIS16209_SCAN_TEMP, 0, 12),
- ADIS_ACCEL_CHAN(X, ADIS16209_XACCL_OUT, ADIS16209_SCAN_ACC_X,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- ADIS_ACCEL_CHAN(Y, ADIS16209_YACCL_OUT, ADIS16209_SCAN_ACC_Y,
- BIT(IIO_CHAN_INFO_CALIBBIAS), 0, 14),
- ADIS_AUX_ADC_CHAN(ADIS16209_AUX_ADC, ADIS16209_SCAN_AUX_ADC, 0, 12),
- ADIS_INCLI_CHAN(X, ADIS16209_XINCL_OUT, ADIS16209_SCAN_INCLI_X,
- 0, 0, 14),
- ADIS_INCLI_CHAN(Y, ADIS16209_YINCL_OUT, ADIS16209_SCAN_INCLI_Y,
- 0, 0, 14),
- ADIS_ROT_CHAN(X, ADIS16209_ROT_OUT, ADIS16209_SCAN_ROT, 0, 0, 14),
- IIO_CHAN_SOFT_TIMESTAMP(8)
-};
-
-static const struct iio_info adis16209_info = {
- .read_raw = &adis16209_read_raw,
- .write_raw = &adis16209_write_raw,
- .update_scan_mode = adis_update_scan_mode,
- .driver_module = THIS_MODULE,
-};
-
-static const char * const adis16209_status_error_msgs[] = {
- [ADIS16209_DIAG_STAT_SELFTEST_FAIL_BIT] = "Self test failure",
- [ADIS16209_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
- [ADIS16209_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
- [ADIS16209_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
- [ADIS16209_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 3.15V",
-};
-
-static const struct adis_data adis16209_data = {
- .read_delay = 30,
- .msc_ctrl_reg = ADIS16209_MSC_CTRL,
- .glob_cmd_reg = ADIS16209_GLOB_CMD,
- .diag_stat_reg = ADIS16209_DIAG_STAT,
-
- .self_test_mask = ADIS16209_MSC_CTRL_SELF_TEST_EN,
- .self_test_no_autoclear = true,
- .startup_delay = ADIS16209_STARTUP_DELAY,
-
- .status_error_msgs = adis16209_status_error_msgs,
- .status_error_mask = BIT(ADIS16209_DIAG_STAT_SELFTEST_FAIL_BIT) |
- BIT(ADIS16209_DIAG_STAT_SPI_FAIL_BIT) |
- BIT(ADIS16209_DIAG_STAT_FLASH_UPT_BIT) |
- BIT(ADIS16209_DIAG_STAT_POWER_HIGH_BIT) |
- BIT(ADIS16209_DIAG_STAT_POWER_LOW_BIT),
-};
-
-static int adis16209_probe(struct spi_device *spi)
-{
- int ret;
- struct adis *st;
- struct iio_dev *indio_dev;
-
- /* setup the industrialio driver allocated elements */
- indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
- if (!indio_dev)
- return -ENOMEM;
- st = iio_priv(indio_dev);
- /* this is only used for removal purposes */
- spi_set_drvdata(spi, indio_dev);
-
- indio_dev->name = spi->dev.driver->name;
- indio_dev->dev.parent = &spi->dev;
- indio_dev->info = &adis16209_info;
- indio_dev->channels = adis16209_channels;
- indio_dev->num_channels = ARRAY_SIZE(adis16209_channels);
- indio_dev->modes = INDIO_DIRECT_MODE;
-
- ret = adis_init(st, indio_dev, spi, &adis16209_data);
- if (ret)
- return ret;
- ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
- if (ret)
- return ret;
-
- /* Get the device into a sane initial state */
- ret = adis_initial_startup(st);
- if (ret)
- goto error_cleanup_buffer_trigger;
- ret = iio_device_register(indio_dev);
- if (ret)
- goto error_cleanup_buffer_trigger;
-
- return 0;
-
-error_cleanup_buffer_trigger:
- adis_cleanup_buffer_and_trigger(st, indio_dev);
- return ret;
-}
-
-static int adis16209_remove(struct spi_device *spi)
-{
- struct iio_dev *indio_dev = spi_get_drvdata(spi);
- struct adis *st = iio_priv(indio_dev);
-
- iio_device_unregister(indio_dev);
- adis_cleanup_buffer_and_trigger(st, indio_dev);
-
- return 0;
-}
-
-static struct spi_driver adis16209_driver = {
- .driver = {
- .name = "adis16209",
- },
- .probe = adis16209_probe,
- .remove = adis16209_remove,
-};
-module_spi_driver(adis16209_driver);
-
-MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
-MODULE_DESCRIPTION("Analog Devices ADIS16209 Dual-Axis Digital Inclinometer and Accelerometer");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("spi:adis16209");
diff --git a/drivers/staging/iio/accel/adis16240.c b/drivers/staging/iio/accel/adis16240.c
new file mode 100644
index 0000000..d5b99e6
--- /dev/null
+++ b/drivers/staging/iio/accel/adis16240.c
@@ -0,0 +1,301 @@
+/*
+ * ADIS16240 Programmable Impact Sensor and Recorder driver
+ *
+ * Copyright 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+#include <linux/mutex.h>
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/spi/spi.h>
+#include <linux/slab.h>
+#include <linux/sysfs.h>
+#include <linux/list.h>
+#include <linux/module.h>
+
+#include <linux/iio/iio.h>
+#include <linux/iio/sysfs.h>
+#include <linux/iio/buffer.h>
+#include <linux/iio/imu/adis.h>
+
+#include "adis16240.h"
+
+static ssize_t adis16240_spi_read_signed(struct device *dev,
+ struct device_attribute *attr,
+ char *buf,
+ unsigned int bits)
+{
+ struct iio_dev *indio_dev = dev_to_iio_dev(dev);
+ struct adis *st = iio_priv(indio_dev);
+ int ret;
+ s16 val = 0;
+ unsigned int shift = 16 - bits;
+ struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
+
+ ret = adis_read_reg_16(st,
+ this_attr->address, (u16 *)&val);
+ if (ret)
+ return ret;
+
+ if (val & ADIS16240_ERROR_ACTIVE)
+ adis_check_status(st);
+
+ val = (s16)(val << shift) >> shift;
+ return sprintf(buf, "%d\n", val);
+}
+
+static ssize_t adis16240_read_12bit_signed(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ ssize_t ret;
+ struct iio_dev *indio_dev = dev_to_iio_dev(dev);
+
+ /* Take the iio_dev status lock */
+ mutex_lock(&indio_dev->mlock);
+ ret = adis16240_spi_read_signed(dev, attr, buf, 12);
+ mutex_unlock(&indio_dev->mlock);
+
+ return ret;
+}
+
+static IIO_DEVICE_ATTR(in_accel_xyz_squared_peak_raw, S_IRUGO,
+ adis16240_read_12bit_signed, NULL,
+ ADIS16240_XYZPEAK_OUT);
+
+static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("4096");
+
+static const u8 adis16240_addresses[][2] = {
+ [ADIS16240_SCAN_ACC_X] = { ADIS16240_XACCL_OFF, ADIS16240_XPEAK_OUT },
+ [ADIS16240_SCAN_ACC_Y] = { ADIS16240_YACCL_OFF, ADIS16240_YPEAK_OUT },
+ [ADIS16240_SCAN_ACC_Z] = { ADIS16240_ZACCL_OFF, ADIS16240_ZPEAK_OUT },
+};
+
+static int adis16240_read_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int *val, int *val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int ret;
+ int bits;
+ u8 addr;
+ s16 val16;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_RAW:
+ return adis_single_conversion(indio_dev, chan,
+ ADIS16240_ERROR_ACTIVE, val);
+ case IIO_CHAN_INFO_SCALE:
+ switch (chan->type) {
+ case IIO_VOLTAGE:
+ if (chan->channel == 0) {
+ *val = 4;
+ *val2 = 880000; /* 4.88 mV */
+ return IIO_VAL_INT_PLUS_MICRO;
+ }
+ return -EINVAL;
+ case IIO_TEMP:
+ *val = 244; /* 0.244 C */
+ *val2 = 0;
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_ACCEL:
+ *val = 0;
+ *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */
+ return IIO_VAL_INT_PLUS_MICRO;
+ default:
+ return -EINVAL;
+ }
+ break;
+ case IIO_CHAN_INFO_PEAK_SCALE:
+ *val = 0;
+ *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */
+ return IIO_VAL_INT_PLUS_MICRO;
+ case IIO_CHAN_INFO_OFFSET:
+ *val = 25000 / 244 - 0x133; /* 25 C = 0x133 */
+ return IIO_VAL_INT;
+ case IIO_CHAN_INFO_CALIBBIAS:
+ bits = 10;
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16240_addresses[chan->scan_index][0];
+ ret = adis_read_reg_16(st, addr, &val16);
+ if (ret) {
+ mutex_unlock(&indio_dev->mlock);
+ return ret;
+ }
+ val16 &= (1 << bits) - 1;
+ val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ case IIO_CHAN_INFO_PEAK:
+ bits = 10;
+ mutex_lock(&indio_dev->mlock);
+ addr = adis16240_addresses[chan->scan_index][1];
+ ret = adis_read_reg_16(st, addr, &val16);
+ if (ret) {
+ mutex_unlock(&indio_dev->mlock);
+ return ret;
+ }
+ val16 &= (1 << bits) - 1;
+ val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
+ *val = val16;
+ mutex_unlock(&indio_dev->mlock);
+ return IIO_VAL_INT;
+ }
+ return -EINVAL;
+}
+
+static int adis16240_write_raw(struct iio_dev *indio_dev,
+ struct iio_chan_spec const *chan,
+ int val,
+ int val2,
+ long mask)
+{
+ struct adis *st = iio_priv(indio_dev);
+ int bits = 10;
+ s16 val16;
+ u8 addr;
+
+ switch (mask) {
+ case IIO_CHAN_INFO_CALIBBIAS:
+ val16 = val & ((1 << bits) - 1);
+ addr = adis16240_addresses[chan->scan_index][0];
+ return adis_write_reg_16(st, addr, val16);
+ }
+ return -EINVAL;
+}
+
+static const struct iio_chan_spec adis16240_channels[] = {
+ ADIS_SUPPLY_CHAN(ADIS16240_SUPPLY_OUT, ADIS16240_SCAN_SUPPLY, 0, 10),
+ ADIS_AUX_ADC_CHAN(ADIS16240_AUX_ADC, ADIS16240_SCAN_AUX_ADC, 0, 10),
+ ADIS_ACCEL_CHAN(X, ADIS16240_XACCL_OUT, ADIS16240_SCAN_ACC_X,
+ BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK),
+ 0, 10),
+ ADIS_ACCEL_CHAN(Y, ADIS16240_YACCL_OUT, ADIS16240_SCAN_ACC_Y,
+ BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK),
+ 0, 10),
+ ADIS_ACCEL_CHAN(Z, ADIS16240_ZACCL_OUT, ADIS16240_SCAN_ACC_Z,
+ BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK),
+ 0, 10),
+ ADIS_TEMP_CHAN(ADIS16240_TEMP_OUT, ADIS16240_SCAN_TEMP, 0, 10),
+ IIO_CHAN_SOFT_TIMESTAMP(6)
+};
+
+static struct attribute *adis16240_attributes[] = {
+ &iio_dev_attr_in_accel_xyz_squared_peak_raw.dev_attr.attr,
+ &iio_const_attr_sampling_frequency_available.dev_attr.attr,
+ NULL
+};
+
+static const struct attribute_group adis16240_attribute_group = {
+ .attrs = adis16240_attributes,
+};
+
+static const struct iio_info adis16240_info = {
+ .attrs = &adis16240_attribute_group,
+ .read_raw = &adis16240_read_raw,
+ .write_raw = &adis16240_write_raw,
+ .update_scan_mode = adis_update_scan_mode,
+ .driver_module = THIS_MODULE,
+};
+
+static const char * const adis16240_status_error_msgs[] = {
+ [ADIS16240_DIAG_STAT_PWRON_FAIL_BIT] = "Power on, self-test failed",
+ [ADIS16240_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
+ [ADIS16240_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
+ [ADIS16240_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
+ [ADIS16240_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 2.225V",
+};
+
+static const struct adis_data adis16240_data = {
+ .write_delay = 35,
+ .read_delay = 35,
+ .msc_ctrl_reg = ADIS16240_MSC_CTRL,
+ .glob_cmd_reg = ADIS16240_GLOB_CMD,
+ .diag_stat_reg = ADIS16240_DIAG_STAT,
+
+ .self_test_mask = ADIS16240_MSC_CTRL_SELF_TEST_EN,
+ .self_test_no_autoclear = true,
+ .startup_delay = ADIS16240_STARTUP_DELAY,
+
+ .status_error_msgs = adis16240_status_error_msgs,
+ .status_error_mask = BIT(ADIS16240_DIAG_STAT_PWRON_FAIL_BIT) |
+ BIT(ADIS16240_DIAG_STAT_SPI_FAIL_BIT) |
+ BIT(ADIS16240_DIAG_STAT_FLASH_UPT_BIT) |
+ BIT(ADIS16240_DIAG_STAT_POWER_HIGH_BIT) |
+ BIT(ADIS16240_DIAG_STAT_POWER_LOW_BIT),
+};
+
+static int adis16240_probe(struct spi_device *spi)
+{
+ int ret;
+ struct adis *st;
+ struct iio_dev *indio_dev;
+
+ /* setup the industrialio driver allocated elements */
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
+ if (!indio_dev)
+ return -ENOMEM;
+ st = iio_priv(indio_dev);
+ /* this is only used for removal purposes */
+ spi_set_drvdata(spi, indio_dev);
+
+ indio_dev->name = spi->dev.driver->name;
+ indio_dev->dev.parent = &spi->dev;
+ indio_dev->info = &adis16240_info;
+ indio_dev->channels = adis16240_channels;
+ indio_dev->num_channels = ARRAY_SIZE(adis16240_channels);
+ indio_dev->modes = INDIO_DIRECT_MODE;
+
+ ret = adis_init(st, indio_dev, spi, &adis16240_data);
+ if (ret)
+ return ret;
+ ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
+ if (ret)
+ return ret;
+
+ /* Get the device into a sane initial state */
+ ret = adis_initial_startup(st);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+ ret = iio_device_register(indio_dev);
+ if (ret)
+ goto error_cleanup_buffer_trigger;
+ return 0;
+
+error_cleanup_buffer_trigger:
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+ return ret;
+}
+
+static int adis16240_remove(struct spi_device *spi)
+{
+ struct iio_dev *indio_dev = spi_get_drvdata(spi);
+ struct adis *st = iio_priv(indio_dev);
+
+ iio_device_unregister(indio_dev);
+ adis_cleanup_buffer_and_trigger(st, indio_dev);
+
+ return 0;
+}
+
+static struct spi_driver adis16240_driver = {
+ .driver = {
+ .name = "adis16240",
+ },
+ .probe = adis16240_probe,
+ .remove = adis16240_remove,
+};
+module_spi_driver(adis16240_driver);
+
+MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
+MODULE_DESCRIPTION("Analog Devices Programmable Impact Sensor and Recorder");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("spi:adis16240");
diff --git a/drivers/staging/iio/accel/adis16240_core.c b/drivers/staging/iio/accel/adis16240_core.c
deleted file mode 100644
index d5b99e6..0000000
--- a/drivers/staging/iio/accel/adis16240_core.c
+++ /dev/null
@@ -1,301 +0,0 @@
-/*
- * ADIS16240 Programmable Impact Sensor and Recorder driver
- *
- * Copyright 2010 Analog Devices Inc.
- *
- * Licensed under the GPL-2 or later.
- */
-
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-#include <linux/gpio.h>
-#include <linux/delay.h>
-#include <linux/mutex.h>
-#include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/spi/spi.h>
-#include <linux/slab.h>
-#include <linux/sysfs.h>
-#include <linux/list.h>
-#include <linux/module.h>
-
-#include <linux/iio/iio.h>
-#include <linux/iio/sysfs.h>
-#include <linux/iio/buffer.h>
-#include <linux/iio/imu/adis.h>
-
-#include "adis16240.h"
-
-static ssize_t adis16240_spi_read_signed(struct device *dev,
- struct device_attribute *attr,
- char *buf,
- unsigned int bits)
-{
- struct iio_dev *indio_dev = dev_to_iio_dev(dev);
- struct adis *st = iio_priv(indio_dev);
- int ret;
- s16 val = 0;
- unsigned int shift = 16 - bits;
- struct iio_dev_attr *this_attr = to_iio_dev_attr(attr);
-
- ret = adis_read_reg_16(st,
- this_attr->address, (u16 *)&val);
- if (ret)
- return ret;
-
- if (val & ADIS16240_ERROR_ACTIVE)
- adis_check_status(st);
-
- val = (s16)(val << shift) >> shift;
- return sprintf(buf, "%d\n", val);
-}
-
-static ssize_t adis16240_read_12bit_signed(struct device *dev,
- struct device_attribute *attr,
- char *buf)
-{
- ssize_t ret;
- struct iio_dev *indio_dev = dev_to_iio_dev(dev);
-
- /* Take the iio_dev status lock */
- mutex_lock(&indio_dev->mlock);
- ret = adis16240_spi_read_signed(dev, attr, buf, 12);
- mutex_unlock(&indio_dev->mlock);
-
- return ret;
-}
-
-static IIO_DEVICE_ATTR(in_accel_xyz_squared_peak_raw, S_IRUGO,
- adis16240_read_12bit_signed, NULL,
- ADIS16240_XYZPEAK_OUT);
-
-static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("4096");
-
-static const u8 adis16240_addresses[][2] = {
- [ADIS16240_SCAN_ACC_X] = { ADIS16240_XACCL_OFF, ADIS16240_XPEAK_OUT },
- [ADIS16240_SCAN_ACC_Y] = { ADIS16240_YACCL_OFF, ADIS16240_YPEAK_OUT },
- [ADIS16240_SCAN_ACC_Z] = { ADIS16240_ZACCL_OFF, ADIS16240_ZPEAK_OUT },
-};
-
-static int adis16240_read_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int *val, int *val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int ret;
- int bits;
- u8 addr;
- s16 val16;
-
- switch (mask) {
- case IIO_CHAN_INFO_RAW:
- return adis_single_conversion(indio_dev, chan,
- ADIS16240_ERROR_ACTIVE, val);
- case IIO_CHAN_INFO_SCALE:
- switch (chan->type) {
- case IIO_VOLTAGE:
- if (chan->channel == 0) {
- *val = 4;
- *val2 = 880000; /* 4.88 mV */
- return IIO_VAL_INT_PLUS_MICRO;
- }
- return -EINVAL;
- case IIO_TEMP:
- *val = 244; /* 0.244 C */
- *val2 = 0;
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_ACCEL:
- *val = 0;
- *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */
- return IIO_VAL_INT_PLUS_MICRO;
- default:
- return -EINVAL;
- }
- break;
- case IIO_CHAN_INFO_PEAK_SCALE:
- *val = 0;
- *val2 = IIO_G_TO_M_S_2(51400); /* 51.4 mg */
- return IIO_VAL_INT_PLUS_MICRO;
- case IIO_CHAN_INFO_OFFSET:
- *val = 25000 / 244 - 0x133; /* 25 C = 0x133 */
- return IIO_VAL_INT;
- case IIO_CHAN_INFO_CALIBBIAS:
- bits = 10;
- mutex_lock(&indio_dev->mlock);
- addr = adis16240_addresses[chan->scan_index][0];
- ret = adis_read_reg_16(st, addr, &val16);
- if (ret) {
- mutex_unlock(&indio_dev->mlock);
- return ret;
- }
- val16 &= (1 << bits) - 1;
- val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
- *val = val16;
- mutex_unlock(&indio_dev->mlock);
- return IIO_VAL_INT;
- case IIO_CHAN_INFO_PEAK:
- bits = 10;
- mutex_lock(&indio_dev->mlock);
- addr = adis16240_addresses[chan->scan_index][1];
- ret = adis_read_reg_16(st, addr, &val16);
- if (ret) {
- mutex_unlock(&indio_dev->mlock);
- return ret;
- }
- val16 &= (1 << bits) - 1;
- val16 = (s16)(val16 << (16 - bits)) >> (16 - bits);
- *val = val16;
- mutex_unlock(&indio_dev->mlock);
- return IIO_VAL_INT;
- }
- return -EINVAL;
-}
-
-static int adis16240_write_raw(struct iio_dev *indio_dev,
- struct iio_chan_spec const *chan,
- int val,
- int val2,
- long mask)
-{
- struct adis *st = iio_priv(indio_dev);
- int bits = 10;
- s16 val16;
- u8 addr;
-
- switch (mask) {
- case IIO_CHAN_INFO_CALIBBIAS:
- val16 = val & ((1 << bits) - 1);
- addr = adis16240_addresses[chan->scan_index][0];
- return adis_write_reg_16(st, addr, val16);
- }
- return -EINVAL;
-}
-
-static const struct iio_chan_spec adis16240_channels[] = {
- ADIS_SUPPLY_CHAN(ADIS16240_SUPPLY_OUT, ADIS16240_SCAN_SUPPLY, 0, 10),
- ADIS_AUX_ADC_CHAN(ADIS16240_AUX_ADC, ADIS16240_SCAN_AUX_ADC, 0, 10),
- ADIS_ACCEL_CHAN(X, ADIS16240_XACCL_OUT, ADIS16240_SCAN_ACC_X,
- BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK),
- 0, 10),
- ADIS_ACCEL_CHAN(Y, ADIS16240_YACCL_OUT, ADIS16240_SCAN_ACC_Y,
- BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK),
- 0, 10),
- ADIS_ACCEL_CHAN(Z, ADIS16240_ZACCL_OUT, ADIS16240_SCAN_ACC_Z,
- BIT(IIO_CHAN_INFO_CALIBBIAS) | BIT(IIO_CHAN_INFO_PEAK),
- 0, 10),
- ADIS_TEMP_CHAN(ADIS16240_TEMP_OUT, ADIS16240_SCAN_TEMP, 0, 10),
- IIO_CHAN_SOFT_TIMESTAMP(6)
-};
-
-static struct attribute *adis16240_attributes[] = {
- &iio_dev_attr_in_accel_xyz_squared_peak_raw.dev_attr.attr,
- &iio_const_attr_sampling_frequency_available.dev_attr.attr,
- NULL
-};
-
-static const struct attribute_group adis16240_attribute_group = {
- .attrs = adis16240_attributes,
-};
-
-static const struct iio_info adis16240_info = {
- .attrs = &adis16240_attribute_group,
- .read_raw = &adis16240_read_raw,
- .write_raw = &adis16240_write_raw,
- .update_scan_mode = adis_update_scan_mode,
- .driver_module = THIS_MODULE,
-};
-
-static const char * const adis16240_status_error_msgs[] = {
- [ADIS16240_DIAG_STAT_PWRON_FAIL_BIT] = "Power on, self-test failed",
- [ADIS16240_DIAG_STAT_SPI_FAIL_BIT] = "SPI failure",
- [ADIS16240_DIAG_STAT_FLASH_UPT_BIT] = "Flash update failed",
- [ADIS16240_DIAG_STAT_POWER_HIGH_BIT] = "Power supply above 3.625V",
- [ADIS16240_DIAG_STAT_POWER_LOW_BIT] = "Power supply below 2.225V",
-};
-
-static const struct adis_data adis16240_data = {
- .write_delay = 35,
- .read_delay = 35,
- .msc_ctrl_reg = ADIS16240_MSC_CTRL,
- .glob_cmd_reg = ADIS16240_GLOB_CMD,
- .diag_stat_reg = ADIS16240_DIAG_STAT,
-
- .self_test_mask = ADIS16240_MSC_CTRL_SELF_TEST_EN,
- .self_test_no_autoclear = true,
- .startup_delay = ADIS16240_STARTUP_DELAY,
-
- .status_error_msgs = adis16240_status_error_msgs,
- .status_error_mask = BIT(ADIS16240_DIAG_STAT_PWRON_FAIL_BIT) |
- BIT(ADIS16240_DIAG_STAT_SPI_FAIL_BIT) |
- BIT(ADIS16240_DIAG_STAT_FLASH_UPT_BIT) |
- BIT(ADIS16240_DIAG_STAT_POWER_HIGH_BIT) |
- BIT(ADIS16240_DIAG_STAT_POWER_LOW_BIT),
-};
-
-static int adis16240_probe(struct spi_device *spi)
-{
- int ret;
- struct adis *st;
- struct iio_dev *indio_dev;
-
- /* setup the industrialio driver allocated elements */
- indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
- if (!indio_dev)
- return -ENOMEM;
- st = iio_priv(indio_dev);
- /* this is only used for removal purposes */
- spi_set_drvdata(spi, indio_dev);
-
- indio_dev->name = spi->dev.driver->name;
- indio_dev->dev.parent = &spi->dev;
- indio_dev->info = &adis16240_info;
- indio_dev->channels = adis16240_channels;
- indio_dev->num_channels = ARRAY_SIZE(adis16240_channels);
- indio_dev->modes = INDIO_DIRECT_MODE;
-
- ret = adis_init(st, indio_dev, spi, &adis16240_data);
- if (ret)
- return ret;
- ret = adis_setup_buffer_and_trigger(st, indio_dev, NULL);
- if (ret)
- return ret;
-
- /* Get the device into a sane initial state */
- ret = adis_initial_startup(st);
- if (ret)
- goto error_cleanup_buffer_trigger;
- ret = iio_device_register(indio_dev);
- if (ret)
- goto error_cleanup_buffer_trigger;
- return 0;
-
-error_cleanup_buffer_trigger:
- adis_cleanup_buffer_and_trigger(st, indio_dev);
- return ret;
-}
-
-static int adis16240_remove(struct spi_device *spi)
-{
- struct iio_dev *indio_dev = spi_get_drvdata(spi);
- struct adis *st = iio_priv(indio_dev);
-
- iio_device_unregister(indio_dev);
- adis_cleanup_buffer_and_trigger(st, indio_dev);
-
- return 0;
-}
-
-static struct spi_driver adis16240_driver = {
- .driver = {
- .name = "adis16240",
- },
- .probe = adis16240_probe,
- .remove = adis16240_remove,
-};
-module_spi_driver(adis16240_driver);
-
-MODULE_AUTHOR("Barry Song <21cnbao@xxxxxxxxx>");
-MODULE_DESCRIPTION("Analog Devices Programmable Impact Sensor and Recorder");
-MODULE_LICENSE("GPL v2");
-MODULE_ALIAS("spi:adis16240");
--
1.9.1
--
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