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-rw-r--r--drivers/iio/accel/Kconfig12
-rw-r--r--drivers/iio/accel/adxl345.h21
-rw-r--r--drivers/iio/accel/adxl345_core.c47
-rw-r--r--drivers/iio/accel/adxl345_i2c.c20
-rw-r--r--drivers/iio/accel/adxl345_spi.c20
-rw-r--r--drivers/iio/accel/bma180.c27
-rw-r--r--drivers/iio/accel/fxls8962af.h1
-rw-r--r--drivers/iio/accel/hid-sensor-accel-3d.c6
-rw-r--r--drivers/iio/accel/kionix-kx022a-i2c.c24
-rw-r--r--drivers/iio/accel/kionix-kx022a-spi.c19
-rw-r--r--drivers/iio/accel/kionix-kx022a.c351
-rw-r--r--drivers/iio/accel/kionix-kx022a.h114
-rw-r--r--drivers/iio/accel/mma8452.c28
-rw-r--r--drivers/iio/accel/msa311.c2
-rw-r--r--drivers/iio/accel/mxc4005.c8
15 files changed, 533 insertions, 167 deletions
diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
index b6b45d359f..d2221fe9ad 100644
--- a/drivers/iio/accel/Kconfig
+++ b/drivers/iio/accel/Kconfig
@@ -219,10 +219,12 @@ config BMA400
config BMA400_I2C
tristate
+ select REGMAP_I2C
depends on BMA400
config BMA400_SPI
tristate
+ select REGMAP_SPI
depends on BMA400
config BMC150_ACCEL
@@ -418,8 +420,9 @@ config IIO_KX022A_SPI
select IIO_KX022A
select REGMAP_SPI
help
- Enable support for the Kionix KX022A digital tri-axis
- accelerometer connected to I2C interface.
+ Enable support for the Kionix digital tri-axis accelerometers
+ connected to SPI interface. Supported devices are:
+ KX022A, KX132-1211, KX132ACR-LBZ
config IIO_KX022A_I2C
tristate "Kionix KX022A tri-axis digital accelerometer I2C interface"
@@ -427,8 +430,9 @@ config IIO_KX022A_I2C
select IIO_KX022A
select REGMAP_I2C
help
- Enable support for the Kionix KX022A digital tri-axis
- accelerometer connected to I2C interface.
+ Enable support for the Kionix digital tri-axis accelerometers
+ connected to I2C interface. Supported devices are:
+ KX022A, KX132-1211, KX132ACR-LBZ
config KXSD9
tristate "Kionix KXSD9 Accelerometer Driver"
diff --git a/drivers/iio/accel/adxl345.h b/drivers/iio/accel/adxl345.h
index d7e67cb085..284bd387ce 100644
--- a/drivers/iio/accel/adxl345.h
+++ b/drivers/iio/accel/adxl345.h
@@ -8,9 +8,24 @@
#ifndef _ADXL345_H_
#define _ADXL345_H_
-enum adxl345_device_type {
- ADXL345 = 1,
- ADXL375 = 2,
+/*
+ * In full-resolution mode, scale factor is maintained at ~4 mg/LSB
+ * in all g ranges.
+ *
+ * At +/- 16g with 13-bit resolution, scale is computed as:
+ * (16 + 16) * 9.81 / (2^13 - 1) = 0.0383
+ */
+#define ADXL345_USCALE 38300
+
+/*
+ * The Datasheet lists a resolution of Resolution is ~49 mg per LSB. That's
+ * ~480mm/s**2 per LSB.
+ */
+#define ADXL375_USCALE 480000
+
+struct adxl345_chip_info {
+ const char *name;
+ int uscale;
};
int adxl345_core_probe(struct device *dev, struct regmap *regmap);
diff --git a/drivers/iio/accel/adxl345_core.c b/drivers/iio/accel/adxl345_core.c
index 1919e0089c..8bd30a23ed 100644
--- a/drivers/iio/accel/adxl345_core.c
+++ b/drivers/iio/accel/adxl345_core.c
@@ -45,25 +45,10 @@
#define ADXL345_DEVID 0xE5
-/*
- * In full-resolution mode, scale factor is maintained at ~4 mg/LSB
- * in all g ranges.
- *
- * At +/- 16g with 13-bit resolution, scale is computed as:
- * (16 + 16) * 9.81 / (2^13 - 1) = 0.0383
- */
-static const int adxl345_uscale = 38300;
-
-/*
- * The Datasheet lists a resolution of Resolution is ~49 mg per LSB. That's
- * ~480mm/s**2 per LSB.
- */
-static const int adxl375_uscale = 480000;
-
struct adxl345_data {
+ const struct adxl345_chip_info *info;
struct regmap *regmap;
u8 data_range;
- enum adxl345_device_type type;
};
#define ADXL345_CHANNEL(index, axis) { \
@@ -110,15 +95,7 @@ static int adxl345_read_raw(struct iio_dev *indio_dev,
return IIO_VAL_INT;
case IIO_CHAN_INFO_SCALE:
*val = 0;
- switch (data->type) {
- case ADXL345:
- *val2 = adxl345_uscale;
- break;
- case ADXL375:
- *val2 = adxl375_uscale;
- break;
- }
-
+ *val2 = data->info->uscale;
return IIO_VAL_INT_PLUS_MICRO;
case IIO_CHAN_INFO_CALIBBIAS:
ret = regmap_read(data->regmap,
@@ -222,25 +199,11 @@ static void adxl345_powerdown(void *regmap)
int adxl345_core_probe(struct device *dev, struct regmap *regmap)
{
- enum adxl345_device_type type;
struct adxl345_data *data;
struct iio_dev *indio_dev;
- const char *name;
u32 regval;
int ret;
- type = (uintptr_t)device_get_match_data(dev);
- switch (type) {
- case ADXL345:
- name = "adxl345";
- break;
- case ADXL375:
- name = "adxl375";
- break;
- default:
- return -EINVAL;
- }
-
ret = regmap_read(regmap, ADXL345_REG_DEVID, &regval);
if (ret < 0)
return dev_err_probe(dev, ret, "Error reading device ID\n");
@@ -255,16 +218,18 @@ int adxl345_core_probe(struct device *dev, struct regmap *regmap)
data = iio_priv(indio_dev);
data->regmap = regmap;
- data->type = type;
/* Enable full-resolution mode */
data->data_range = ADXL345_DATA_FORMAT_FULL_RES;
+ data->info = device_get_match_data(dev);
+ if (!data->info)
+ return -ENODEV;
ret = regmap_write(data->regmap, ADXL345_REG_DATA_FORMAT,
data->data_range);
if (ret < 0)
return dev_err_probe(dev, ret, "Failed to set data range\n");
- indio_dev->name = name;
+ indio_dev->name = data->info->name;
indio_dev->info = &adxl345_info;
indio_dev->modes = INDIO_DIRECT_MODE;
indio_dev->channels = adxl345_channels;
diff --git a/drivers/iio/accel/adxl345_i2c.c b/drivers/iio/accel/adxl345_i2c.c
index e47d12f196..a3084b0a8f 100644
--- a/drivers/iio/accel/adxl345_i2c.c
+++ b/drivers/iio/accel/adxl345_i2c.c
@@ -30,22 +30,32 @@ static int adxl345_i2c_probe(struct i2c_client *client)
return adxl345_core_probe(&client->dev, regmap);
}
+static const struct adxl345_chip_info adxl345_i2c_info = {
+ .name = "adxl345",
+ .uscale = ADXL345_USCALE,
+};
+
+static const struct adxl345_chip_info adxl375_i2c_info = {
+ .name = "adxl375",
+ .uscale = ADXL375_USCALE,
+};
+
static const struct i2c_device_id adxl345_i2c_id[] = {
- { "adxl345", ADXL345 },
- { "adxl375", ADXL375 },
+ { "adxl345", (kernel_ulong_t)&adxl345_i2c_info },
+ { "adxl375", (kernel_ulong_t)&adxl375_i2c_info },
{ }
};
MODULE_DEVICE_TABLE(i2c, adxl345_i2c_id);
static const struct of_device_id adxl345_of_match[] = {
- { .compatible = "adi,adxl345", .data = (const void *)ADXL345 },
- { .compatible = "adi,adxl375", .data = (const void *)ADXL375 },
+ { .compatible = "adi,adxl345", .data = &adxl345_i2c_info },
+ { .compatible = "adi,adxl375", .data = &adxl375_i2c_info },
{ }
};
MODULE_DEVICE_TABLE(of, adxl345_of_match);
static const struct acpi_device_id adxl345_acpi_match[] = {
- { "ADS0345", ADXL345 },
+ { "ADS0345", (kernel_ulong_t)&adxl345_i2c_info },
{ }
};
MODULE_DEVICE_TABLE(acpi, adxl345_acpi_match);
diff --git a/drivers/iio/accel/adxl345_spi.c b/drivers/iio/accel/adxl345_spi.c
index aaade58086..93ca349f17 100644
--- a/drivers/iio/accel/adxl345_spi.c
+++ b/drivers/iio/accel/adxl345_spi.c
@@ -36,22 +36,32 @@ static int adxl345_spi_probe(struct spi_device *spi)
return adxl345_core_probe(&spi->dev, regmap);
}
+static const struct adxl345_chip_info adxl345_spi_info = {
+ .name = "adxl345",
+ .uscale = ADXL345_USCALE,
+};
+
+static const struct adxl345_chip_info adxl375_spi_info = {
+ .name = "adxl375",
+ .uscale = ADXL375_USCALE,
+};
+
static const struct spi_device_id adxl345_spi_id[] = {
- { "adxl345", ADXL345 },
- { "adxl375", ADXL375 },
+ { "adxl345", (kernel_ulong_t)&adxl345_spi_info },
+ { "adxl375", (kernel_ulong_t)&adxl375_spi_info },
{ }
};
MODULE_DEVICE_TABLE(spi, adxl345_spi_id);
static const struct of_device_id adxl345_of_match[] = {
- { .compatible = "adi,adxl345", .data = (const void *)ADXL345 },
- { .compatible = "adi,adxl375", .data = (const void *)ADXL375 },
+ { .compatible = "adi,adxl345", .data = &adxl345_spi_info },
+ { .compatible = "adi,adxl375", .data = &adxl375_spi_info },
{ }
};
MODULE_DEVICE_TABLE(of, adxl345_of_match);
static const struct acpi_device_id adxl345_acpi_match[] = {
- { "ADS0345", ADXL345 },
+ { "ADS0345", (kernel_ulong_t)&adxl345_spi_info },
{ }
};
MODULE_DEVICE_TABLE(acpi, adxl345_acpi_match);
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index 13439f52d2..ab4fccb24b 100644
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -926,7 +926,6 @@ static int bma180_probe(struct i2c_client *client)
struct device *dev = &client->dev;
struct bma180_data *data;
struct iio_dev *indio_dev;
- enum chip_ids chip;
int ret;
indio_dev = devm_iio_device_alloc(dev, sizeof(*data));
@@ -936,11 +935,7 @@ static int bma180_probe(struct i2c_client *client)
data = iio_priv(indio_dev);
i2c_set_clientdata(client, indio_dev);
data->client = client;
- if (client->dev.of_node)
- chip = (uintptr_t)of_device_get_match_data(dev);
- else
- chip = id->driver_data;
- data->part_info = &bma180_part_info[chip];
+ data->part_info = i2c_get_match_data(client);
ret = iio_read_mount_matrix(dev, &data->orientation);
if (ret)
@@ -1092,11 +1087,11 @@ static int bma180_resume(struct device *dev)
static DEFINE_SIMPLE_DEV_PM_OPS(bma180_pm_ops, bma180_suspend, bma180_resume);
static const struct i2c_device_id bma180_ids[] = {
- { "bma023", BMA023 },
- { "bma150", BMA150 },
- { "bma180", BMA180 },
- { "bma250", BMA250 },
- { "smb380", BMA150 },
+ { "bma023", (kernel_ulong_t)&bma180_part_info[BMA023] },
+ { "bma150", (kernel_ulong_t)&bma180_part_info[BMA150] },
+ { "bma180", (kernel_ulong_t)&bma180_part_info[BMA180] },
+ { "bma250", (kernel_ulong_t)&bma180_part_info[BMA250] },
+ { "smb380", (kernel_ulong_t)&bma180_part_info[BMA150] },
{ }
};
@@ -1105,23 +1100,23 @@ MODULE_DEVICE_TABLE(i2c, bma180_ids);
static const struct of_device_id bma180_of_match[] = {
{
.compatible = "bosch,bma023",
- .data = (void *)BMA023
+ .data = &bma180_part_info[BMA023]
},
{
.compatible = "bosch,bma150",
- .data = (void *)BMA150
+ .data = &bma180_part_info[BMA150]
},
{
.compatible = "bosch,bma180",
- .data = (void *)BMA180
+ .data = &bma180_part_info[BMA180]
},
{
.compatible = "bosch,bma250",
- .data = (void *)BMA250
+ .data = &bma180_part_info[BMA250]
},
{
.compatible = "bosch,smb380",
- .data = (void *)BMA150
+ .data = &bma180_part_info[BMA150]
},
{ }
};
diff --git a/drivers/iio/accel/fxls8962af.h b/drivers/iio/accel/fxls8962af.h
index 9cbe98c3ba..6eaa2803b2 100644
--- a/drivers/iio/accel/fxls8962af.h
+++ b/drivers/iio/accel/fxls8962af.h
@@ -14,7 +14,6 @@ enum {
};
int fxls8962af_core_probe(struct device *dev, struct regmap *regmap, int irq);
-int fxls8962af_core_remove(struct device *dev);
extern const struct dev_pm_ops fxls8962af_pm_ops;
extern const struct regmap_config fxls8962af_i2c_regmap_conf;
diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c b/drivers/iio/accel/hid-sensor-accel-3d.c
index 5eac7ea199..9b7a73a4c4 100644
--- a/drivers/iio/accel/hid-sensor-accel-3d.c
+++ b/drivers/iio/accel/hid-sensor-accel-3d.c
@@ -422,7 +422,7 @@ error_remove_trigger:
}
/* Function to deinitialize the processing for usage id */
-static int hid_accel_3d_remove(struct platform_device *pdev)
+static void hid_accel_3d_remove(struct platform_device *pdev)
{
struct hid_sensor_hub_device *hsdev = pdev->dev.platform_data;
struct iio_dev *indio_dev = platform_get_drvdata(pdev);
@@ -431,8 +431,6 @@ static int hid_accel_3d_remove(struct platform_device *pdev)
sensor_hub_remove_callback(hsdev, hsdev->usage);
iio_device_unregister(indio_dev);
hid_sensor_remove_trigger(indio_dev, &accel_state->common_attributes);
-
- return 0;
}
static const struct platform_device_id hid_accel_3d_ids[] = {
@@ -454,7 +452,7 @@ static struct platform_driver hid_accel_3d_platform_driver = {
.pm = &hid_sensor_pm_ops,
},
.probe = hid_accel_3d_probe,
- .remove = hid_accel_3d_remove,
+ .remove_new = hid_accel_3d_remove,
};
module_platform_driver(hid_accel_3d_platform_driver);
diff --git a/drivers/iio/accel/kionix-kx022a-i2c.c b/drivers/iio/accel/kionix-kx022a-i2c.c
index b0ac78e85d..8a1d4fc28d 100644
--- a/drivers/iio/accel/kionix-kx022a-i2c.c
+++ b/drivers/iio/accel/kionix-kx022a-i2c.c
@@ -2,7 +2,7 @@
/*
* Copyright (C) 2022 ROHM Semiconductors
*
- * ROHM/KIONIX KX022A accelerometer driver
+ * ROHM/KIONIX accelerometer driver
*/
#include <linux/i2c.h>
@@ -15,6 +15,7 @@
static int kx022a_i2c_probe(struct i2c_client *i2c)
{
struct device *dev = &i2c->dev;
+ const struct kx022a_chip_info *chip_info;
struct regmap *regmap;
if (!i2c->irq) {
@@ -22,16 +23,30 @@ static int kx022a_i2c_probe(struct i2c_client *i2c)
return -EINVAL;
}
- regmap = devm_regmap_init_i2c(i2c, &kx022a_regmap);
+ chip_info = i2c_get_match_data(i2c);
+ if (!chip_info)
+ return -EINVAL;
+
+ regmap = devm_regmap_init_i2c(i2c, chip_info->regmap_config);
if (IS_ERR(regmap))
return dev_err_probe(dev, PTR_ERR(regmap),
"Failed to initialize Regmap\n");
- return kx022a_probe_internal(dev);
+ return kx022a_probe_internal(dev, chip_info);
}
+static const struct i2c_device_id kx022a_i2c_id[] = {
+ { .name = "kx022a", .driver_data = (kernel_ulong_t)&kx022a_chip_info },
+ { .name = "kx132-1211", .driver_data = (kernel_ulong_t)&kx132_chip_info },
+ { .name = "kx132acr-lbz", .driver_data = (kernel_ulong_t)&kx132acr_chip_info },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, kx022a_i2c_id);
+
static const struct of_device_id kx022a_of_match[] = {
- { .compatible = "kionix,kx022a", },
+ { .compatible = "kionix,kx022a", .data = &kx022a_chip_info },
+ { .compatible = "kionix,kx132-1211", .data = &kx132_chip_info },
+ { .compatible = "rohm,kx132acr-lbz", .data = &kx132acr_chip_info },
{ }
};
MODULE_DEVICE_TABLE(of, kx022a_of_match);
@@ -43,6 +58,7 @@ static struct i2c_driver kx022a_i2c_driver = {
.probe_type = PROBE_PREFER_ASYNCHRONOUS,
},
.probe = kx022a_i2c_probe,
+ .id_table = kx022a_i2c_id,
};
module_i2c_driver(kx022a_i2c_driver);
diff --git a/drivers/iio/accel/kionix-kx022a-spi.c b/drivers/iio/accel/kionix-kx022a-spi.c
index f45a46899a..f798b964d0 100644
--- a/drivers/iio/accel/kionix-kx022a-spi.c
+++ b/drivers/iio/accel/kionix-kx022a-spi.c
@@ -2,7 +2,7 @@
/*
* Copyright (C) 2022 ROHM Semiconductors
*
- * ROHM/KIONIX KX022A accelerometer driver
+ * ROHM/KIONIX accelerometer driver
*/
#include <linux/interrupt.h>
@@ -15,6 +15,7 @@
static int kx022a_spi_probe(struct spi_device *spi)
{
struct device *dev = &spi->dev;
+ const struct kx022a_chip_info *chip_info;
struct regmap *regmap;
if (!spi->irq) {
@@ -22,22 +23,30 @@ static int kx022a_spi_probe(struct spi_device *spi)
return -EINVAL;
}
- regmap = devm_regmap_init_spi(spi, &kx022a_regmap);
+ chip_info = spi_get_device_match_data(spi);
+ if (!chip_info)
+ return -EINVAL;
+
+ regmap = devm_regmap_init_spi(spi, chip_info->regmap_config);
if (IS_ERR(regmap))
return dev_err_probe(dev, PTR_ERR(regmap),
"Failed to initialize Regmap\n");
- return kx022a_probe_internal(dev);
+ return kx022a_probe_internal(dev, chip_info);
}
static const struct spi_device_id kx022a_id[] = {
- { "kx022a" },
+ { .name = "kx022a", .driver_data = (kernel_ulong_t)&kx022a_chip_info },
+ { .name = "kx132-1211", .driver_data = (kernel_ulong_t)&kx132_chip_info },
+ { .name = "kx132acr-lbz", .driver_data = (kernel_ulong_t)&kx132acr_chip_info },
{ }
};
MODULE_DEVICE_TABLE(spi, kx022a_id);
static const struct of_device_id kx022a_of_match[] = {
- { .compatible = "kionix,kx022a", },
+ { .compatible = "kionix,kx022a", .data = &kx022a_chip_info },
+ { .compatible = "kionix,kx132-1211", .data = &kx132_chip_info },
+ { .compatible = "rohm,kx132acr-lbz", .data = &kx132acr_chip_info },
{ }
};
MODULE_DEVICE_TABLE(of, kx022a_of_match);
diff --git a/drivers/iio/accel/kionix-kx022a.c b/drivers/iio/accel/kionix-kx022a.c
index 971fc60efe..53d59a04ae 100644
--- a/drivers/iio/accel/kionix-kx022a.c
+++ b/drivers/iio/accel/kionix-kx022a.c
@@ -2,7 +2,7 @@
/*
* Copyright (C) 2022 ROHM Semiconductors
*
- * ROHM/KIONIX KX022A accelerometer driver
+ * ROHM/KIONIX accelerometer driver
*/
#include <linux/delay.h>
@@ -15,7 +15,7 @@
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
-#include <linux/string_helpers.h>
+#include <linux/string_choices.h>
#include <linux/units.h>
#include <linux/iio/iio.h>
@@ -48,7 +48,7 @@ enum {
KX022A_STATE_FIFO,
};
-/* Regmap configs */
+/* kx022a Regmap configs */
static const struct regmap_range kx022a_volatile_ranges[] = {
{
.range_min = KX022A_REG_XHP_L,
@@ -138,7 +138,7 @@ static const struct regmap_access_table kx022a_nir_regs = {
.n_yes_ranges = ARRAY_SIZE(kx022a_noinc_read_ranges),
};
-const struct regmap_config kx022a_regmap = {
+static const struct regmap_config kx022a_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
.volatile_table = &kx022a_volatile_regs,
@@ -149,10 +149,121 @@ const struct regmap_config kx022a_regmap = {
.max_register = KX022A_MAX_REGISTER,
.cache_type = REGCACHE_RBTREE,
};
-EXPORT_SYMBOL_NS_GPL(kx022a_regmap, IIO_KX022A);
+
+/* Regmap configs kx132 */
+static const struct regmap_range kx132_volatile_ranges[] = {
+ {
+ .range_min = KX132_REG_XADP_L,
+ .range_max = KX132_REG_COTR,
+ }, {
+ .range_min = KX132_REG_TSCP,
+ .range_max = KX132_REG_INT_REL,
+ }, {
+ /* The reset bit will be cleared by sensor */
+ .range_min = KX132_REG_CNTL2,
+ .range_max = KX132_REG_CNTL2,
+ }, {
+ .range_min = KX132_REG_CNTL5,
+ .range_max = KX132_REG_CNTL5,
+ }, {
+ .range_min = KX132_REG_BUF_STATUS_1,
+ .range_max = KX132_REG_BUF_READ,
+ },
+};
+
+static const struct regmap_access_table kx132_volatile_regs = {
+ .yes_ranges = &kx132_volatile_ranges[0],
+ .n_yes_ranges = ARRAY_SIZE(kx132_volatile_ranges),
+};
+
+static const struct regmap_range kx132_precious_ranges[] = {
+ {
+ .range_min = KX132_REG_INT_REL,
+ .range_max = KX132_REG_INT_REL,
+ },
+};
+
+static const struct regmap_access_table kx132_precious_regs = {
+ .yes_ranges = &kx132_precious_ranges[0],
+ .n_yes_ranges = ARRAY_SIZE(kx132_precious_ranges),
+};
+
+static const struct regmap_range kx132_read_only_ranges[] = {
+ {
+ .range_min = KX132_REG_XADP_L,
+ .range_max = KX132_REG_INT_REL,
+ }, {
+ .range_min = KX132_REG_BUF_STATUS_1,
+ .range_max = KX132_REG_BUF_STATUS_2,
+ }, {
+ .range_min = KX132_REG_BUF_READ,
+ .range_max = KX132_REG_BUF_READ,
+ }, {
+ /* Kionix reserved registers: should not be written */
+ .range_min = 0x28,
+ .range_max = 0x28,
+ }, {
+ .range_min = 0x35,
+ .range_max = 0x36,
+ }, {
+ .range_min = 0x3c,
+ .range_max = 0x48,
+ }, {
+ .range_min = 0x4e,
+ .range_max = 0x5c,
+ }, {
+ .range_min = 0x77,
+ .range_max = 0x7f,
+ },
+};
+
+static const struct regmap_access_table kx132_ro_regs = {
+ .no_ranges = &kx132_read_only_ranges[0],
+ .n_no_ranges = ARRAY_SIZE(kx132_read_only_ranges),
+};
+
+static const struct regmap_range kx132_write_only_ranges[] = {
+ {
+ .range_min = KX132_REG_SELF_TEST,
+ .range_max = KX132_REG_SELF_TEST,
+ }, {
+ .range_min = KX132_REG_BUF_CLEAR,
+ .range_max = KX132_REG_BUF_CLEAR,
+ },
+};
+
+static const struct regmap_access_table kx132_wo_regs = {
+ .no_ranges = &kx132_write_only_ranges[0],
+ .n_no_ranges = ARRAY_SIZE(kx132_write_only_ranges),
+};
+
+static const struct regmap_range kx132_noinc_read_ranges[] = {
+ {
+ .range_min = KX132_REG_BUF_READ,
+ .range_max = KX132_REG_BUF_READ,
+ },
+};
+
+static const struct regmap_access_table kx132_nir_regs = {
+ .yes_ranges = &kx132_noinc_read_ranges[0],
+ .n_yes_ranges = ARRAY_SIZE(kx132_noinc_read_ranges),
+};
+
+static const struct regmap_config kx132_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+ .volatile_table = &kx132_volatile_regs,
+ .rd_table = &kx132_wo_regs,
+ .wr_table = &kx132_ro_regs,
+ .rd_noinc_table = &kx132_nir_regs,
+ .precious_table = &kx132_precious_regs,
+ .max_register = KX132_MAX_REGISTER,
+ .cache_type = REGCACHE_RBTREE,
+};
struct kx022a_data {
struct regmap *regmap;
+ const struct kx022a_chip_info *chip_info;
struct iio_trigger *trig;
struct device *dev;
struct iio_mount_matrix orientation;
@@ -175,6 +286,8 @@ struct kx022a_data {
struct mutex mutex;
u8 watermark;
+ __le16 *fifo_buffer;
+
/* 3 x 16bit accel data + timestamp */
__le16 buffer[8] __aligned(IIO_DMA_MINALIGN);
struct {
@@ -208,7 +321,7 @@ static const struct iio_chan_spec_ext_info kx022a_ext_info[] = {
{ }
};
-#define KX022A_ACCEL_CHAN(axis, index) \
+#define KX022A_ACCEL_CHAN(axis, reg, index) \
{ \
.type = IIO_ACCEL, \
.modified = 1, \
@@ -220,7 +333,7 @@ static const struct iio_chan_spec_ext_info kx022a_ext_info[] = {
BIT(IIO_CHAN_INFO_SCALE) | \
BIT(IIO_CHAN_INFO_SAMP_FREQ), \
.ext_info = kx022a_ext_info, \
- .address = KX022A_REG_##axis##OUT_L, \
+ .address = reg, \
.scan_index = index, \
.scan_type = { \
.sign = 's', \
@@ -231,9 +344,16 @@ static const struct iio_chan_spec_ext_info kx022a_ext_info[] = {
}
static const struct iio_chan_spec kx022a_channels[] = {
- KX022A_ACCEL_CHAN(X, 0),
- KX022A_ACCEL_CHAN(Y, 1),
- KX022A_ACCEL_CHAN(Z, 2),
+ KX022A_ACCEL_CHAN(X, KX022A_REG_XOUT_L, 0),
+ KX022A_ACCEL_CHAN(Y, KX022A_REG_YOUT_L, 1),
+ KX022A_ACCEL_CHAN(Z, KX022A_REG_ZOUT_L, 2),
+ IIO_CHAN_SOFT_TIMESTAMP(3),
+};
+
+static const struct iio_chan_spec kx132_channels[] = {
+ KX022A_ACCEL_CHAN(X, KX132_REG_XOUT_L, 0),
+ KX022A_ACCEL_CHAN(Y, KX132_REG_YOUT_L, 1),
+ KX022A_ACCEL_CHAN(Z, KX132_REG_ZOUT_L, 2),
IIO_CHAN_SOFT_TIMESTAMP(3),
};
@@ -332,16 +452,15 @@ static int kx022a_turn_on_off_unlocked(struct kx022a_data *data, bool on)
int ret;
if (on)
- ret = regmap_set_bits(data->regmap, KX022A_REG_CNTL,
+ ret = regmap_set_bits(data->regmap, data->chip_info->cntl,
KX022A_MASK_PC1);
else
- ret = regmap_clear_bits(data->regmap, KX022A_REG_CNTL,
+ ret = regmap_clear_bits(data->regmap, data->chip_info->cntl,
KX022A_MASK_PC1);
if (ret)
dev_err(data->dev, "Turn %s fail %d\n", str_on_off(on), ret);
return ret;
-
}
static int kx022a_turn_off_lock(struct kx022a_data *data)
@@ -417,7 +536,7 @@ static int kx022a_write_raw(struct iio_dev *idev,
break;
ret = regmap_update_bits(data->regmap,
- KX022A_REG_ODCNTL,
+ data->chip_info->odcntl,
KX022A_MASK_ODR, n);
data->odr_ns = kx022a_odrs[n];
kx022a_turn_on_unlock(data);
@@ -438,7 +557,7 @@ static int kx022a_write_raw(struct iio_dev *idev,
if (ret)
break;
- ret = regmap_update_bits(data->regmap, KX022A_REG_CNTL,
+ ret = regmap_update_bits(data->regmap, data->chip_info->cntl,
KX022A_MASK_GSEL,
n << KX022A_GSEL_SHIFT);
kx022a_turn_on_unlock(data);
@@ -460,7 +579,7 @@ static int kx022a_fifo_set_wmi(struct kx022a_data *data)
threshold = data->watermark;
- return regmap_update_bits(data->regmap, KX022A_REG_BUF_CNTL1,
+ return regmap_update_bits(data->regmap, data->chip_info->buf_cntl1,
KX022A_MASK_WM_TH, threshold);
}
@@ -503,7 +622,7 @@ static int kx022a_read_raw(struct iio_dev *idev,
return ret;
case IIO_CHAN_INFO_SAMP_FREQ:
- ret = regmap_read(data->regmap, KX022A_REG_ODCNTL, &regval);
+ ret = regmap_read(data->regmap, data->chip_info->odcntl, &regval);
if (ret)
return ret;
@@ -518,7 +637,7 @@ static int kx022a_read_raw(struct iio_dev *idev,
return IIO_VAL_INT_PLUS_MICRO;
case IIO_CHAN_INFO_SCALE:
- ret = regmap_read(data->regmap, KX022A_REG_CNTL, &regval);
+ ret = regmap_read(data->regmap, data->chip_info->cntl, &regval);
if (ret < 0)
return ret;
@@ -534,8 +653,7 @@ static int kx022a_set_watermark(struct iio_dev *idev, unsigned int val)
{
struct kx022a_data *data = iio_priv(idev);
- if (val > KX022A_FIFO_LENGTH)
- val = KX022A_FIFO_LENGTH;
+ val = min(data->chip_info->fifo_length, val);
mutex_lock(&data->mutex);
data->watermark = val;
@@ -596,30 +714,56 @@ static int kx022a_drop_fifo_contents(struct kx022a_data *data)
*/
data->timestamp = 0;
- return regmap_write(data->regmap, KX022A_REG_BUF_CLEAR, 0x0);
+ return regmap_write(data->regmap, data->chip_info->buf_clear, 0x0);
+}
+
+static int kx022a_get_fifo_bytes_available(struct kx022a_data *data)
+{
+ int ret, fifo_bytes;
+
+ ret = regmap_read(data->regmap, KX022A_REG_BUF_STATUS_1, &fifo_bytes);
+ if (ret) {
+ dev_err(data->dev, "Error reading buffer status\n");
+ return ret;
+ }
+
+ if (fifo_bytes == KX022A_FIFO_FULL_VALUE)
+ return KX022A_FIFO_MAX_BYTES;
+
+ return fifo_bytes;
+}
+
+static int kx132_get_fifo_bytes_available(struct kx022a_data *data)
+{
+ __le16 buf_status;
+ int ret, fifo_bytes;
+
+ ret = regmap_bulk_read(data->regmap, data->chip_info->buf_status1,
+ &buf_status, sizeof(buf_status));
+ if (ret) {
+ dev_err(data->dev, "Error reading buffer status\n");
+ return ret;
+ }
+
+ fifo_bytes = le16_to_cpu(buf_status);
+ fifo_bytes &= data->chip_info->buf_smp_lvl_mask;
+ fifo_bytes = min((unsigned int)fifo_bytes, data->chip_info->fifo_length *
+ KX022A_FIFO_SAMPLES_SIZE_BYTES);
+
+ return fifo_bytes;
}
static int __kx022a_fifo_flush(struct iio_dev *idev, unsigned int samples,
bool irq)
{
struct kx022a_data *data = iio_priv(idev);
- struct device *dev = regmap_get_device(data->regmap);
- __le16 buffer[KX022A_FIFO_LENGTH * 3];
uint64_t sample_period;
int count, fifo_bytes;
bool renable = false;
int64_t tstamp;
int ret, i;
- ret = regmap_read(data->regmap, KX022A_REG_BUF_STATUS_1, &fifo_bytes);
- if (ret) {
- dev_err(dev, "Error reading buffer status\n");
- return ret;
- }
-
- /* Let's not overflow if we for some reason get bogus value from i2c */
- if (fifo_bytes == KX022A_FIFO_FULL_VALUE)
- fifo_bytes = KX022A_FIFO_MAX_BYTES;
+ fifo_bytes = data->chip_info->get_fifo_bytes_available(data);
if (fifo_bytes % KX022A_FIFO_SAMPLES_SIZE_BYTES)
dev_warn(data->dev, "Bad FIFO alignment. Data may be corrupt\n");
@@ -683,13 +827,13 @@ static int __kx022a_fifo_flush(struct iio_dev *idev, unsigned int samples,
}
fifo_bytes = count * KX022A_FIFO_SAMPLES_SIZE_BYTES;
- ret = regmap_noinc_read(data->regmap, KX022A_REG_BUF_READ,
- &buffer[0], fifo_bytes);
+ ret = regmap_noinc_read(data->regmap, data->chip_info->buf_read,
+ data->fifo_buffer, fifo_bytes);
if (ret)
goto renable_out;
for (i = 0; i < count; i++) {
- __le16 *sam = &buffer[i * 3];
+ __le16 *sam = &data->fifo_buffer[i * 3];
__le16 *chs;
int bit;
@@ -737,10 +881,10 @@ static const struct iio_info kx022a_info = {
static int kx022a_set_drdy_irq(struct kx022a_data *data, bool en)
{
if (en)
- return regmap_set_bits(data->regmap, KX022A_REG_CNTL,
+ return regmap_set_bits(data->regmap, data->chip_info->cntl,
KX022A_MASK_DRDY);
- return regmap_clear_bits(data->regmap, KX022A_REG_CNTL,
+ return regmap_clear_bits(data->regmap, data->chip_info->cntl,
KX022A_MASK_DRDY);
}
@@ -775,7 +919,7 @@ static int kx022a_fifo_disable(struct kx022a_data *data)
if (ret)
goto unlock_out;
- ret = regmap_clear_bits(data->regmap, KX022A_REG_BUF_CNTL2,
+ ret = regmap_clear_bits(data->regmap, data->chip_info->buf_cntl2,
KX022A_MASK_BUF_EN);
if (ret)
goto unlock_out;
@@ -784,6 +928,8 @@ static int kx022a_fifo_disable(struct kx022a_data *data)
kx022a_drop_fifo_contents(data);
+ kfree(data->fifo_buffer);
+
return kx022a_turn_on_unlock(data);
unlock_out:
@@ -806,6 +952,12 @@ static int kx022a_fifo_enable(struct kx022a_data *data)
{
int ret;
+ data->fifo_buffer = kmalloc_array(data->chip_info->fifo_length,
+ KX022A_FIFO_SAMPLES_SIZE_BYTES,
+ GFP_KERNEL);
+ if (!data->fifo_buffer)
+ return -ENOMEM;
+
ret = kx022a_turn_off_lock(data);
if (ret)
return ret;
@@ -816,7 +968,7 @@ static int kx022a_fifo_enable(struct kx022a_data *data)
goto unlock_out;
/* Enable buffer */
- ret = regmap_set_bits(data->regmap, KX022A_REG_BUF_CNTL2,
+ ret = regmap_set_bits(data->regmap, data->chip_info->buf_cntl2,
KX022A_MASK_BUF_EN);
if (ret)
goto unlock_out;
@@ -862,7 +1014,7 @@ static irqreturn_t kx022a_trigger_handler(int irq, void *p)
struct kx022a_data *data = iio_priv(idev);
int ret;
- ret = regmap_bulk_read(data->regmap, KX022A_REG_XOUT_L, data->buffer,
+ ret = regmap_bulk_read(data->regmap, data->chip_info->xout_l, data->buffer,
KX022A_FIFO_SAMPLES_SIZE_BYTES);
if (ret < 0)
goto err_read;
@@ -910,7 +1062,7 @@ static irqreturn_t kx022a_irq_thread_handler(int irq, void *private)
if (data->state & KX022A_STATE_FIFO) {
int ok;
- ok = __kx022a_fifo_flush(idev, KX022A_FIFO_LENGTH, true);
+ ok = __kx022a_fifo_flush(idev, data->chip_info->fifo_length, true);
if (ok > 0)
ret = IRQ_HANDLED;
}
@@ -963,7 +1115,7 @@ static int kx022a_chip_init(struct kx022a_data *data)
int ret, val;
/* Reset the senor */
- ret = regmap_write(data->regmap, KX022A_REG_CNTL2, KX022A_MASK_SRST);
+ ret = regmap_write(data->regmap, data->chip_info->cntl2, KX022A_MASK_SRST);
if (ret)
return ret;
@@ -973,7 +1125,7 @@ static int kx022a_chip_init(struct kx022a_data *data)
*/
msleep(1);
- ret = regmap_read_poll_timeout(data->regmap, KX022A_REG_CNTL2, val,
+ ret = regmap_read_poll_timeout(data->regmap, data->chip_info->cntl2, val,
!(val & KX022A_MASK_SRST),
KX022A_SOFT_RESET_WAIT_TIME_US,
KX022A_SOFT_RESET_TOTAL_WAIT_TIME_US);
@@ -983,14 +1135,14 @@ static int kx022a_chip_init(struct kx022a_data *data)
return ret;
}
- ret = regmap_reinit_cache(data->regmap, &kx022a_regmap);
+ ret = regmap_reinit_cache(data->regmap, data->chip_info->regmap_config);
if (ret) {
dev_err(data->dev, "Failed to reinit reg cache\n");
return ret;
}
/* set data res 16bit */
- ret = regmap_set_bits(data->regmap, KX022A_REG_BUF_CNTL2,
+ ret = regmap_set_bits(data->regmap, data->chip_info->buf_cntl2,
KX022A_MASK_BRES16);
if (ret) {
dev_err(data->dev, "Failed to set data resolution\n");
@@ -1000,7 +1152,90 @@ static int kx022a_chip_init(struct kx022a_data *data)
return kx022a_prepare_irq_pin(data);
}
-int kx022a_probe_internal(struct device *dev)
+const struct kx022a_chip_info kx022a_chip_info = {
+ .name = "kx022-accel",
+ .regmap_config = &kx022a_regmap_config,
+ .channels = kx022a_channels,
+ .num_channels = ARRAY_SIZE(kx022a_channels),
+ .fifo_length = KX022A_FIFO_LENGTH,
+ .who = KX022A_REG_WHO,
+ .id = KX022A_ID,
+ .cntl = KX022A_REG_CNTL,
+ .cntl2 = KX022A_REG_CNTL2,
+ .odcntl = KX022A_REG_ODCNTL,
+ .buf_cntl1 = KX022A_REG_BUF_CNTL1,
+ .buf_cntl2 = KX022A_REG_BUF_CNTL2,
+ .buf_clear = KX022A_REG_BUF_CLEAR,
+ .buf_status1 = KX022A_REG_BUF_STATUS_1,
+ .buf_read = KX022A_REG_BUF_READ,
+ .inc1 = KX022A_REG_INC1,
+ .inc4 = KX022A_REG_INC4,
+ .inc5 = KX022A_REG_INC5,
+ .inc6 = KX022A_REG_INC6,
+ .xout_l = KX022A_REG_XOUT_L,
+ .get_fifo_bytes_available = kx022a_get_fifo_bytes_available,
+};
+EXPORT_SYMBOL_NS_GPL(kx022a_chip_info, IIO_KX022A);
+
+const struct kx022a_chip_info kx132_chip_info = {
+ .name = "kx132-1211",
+ .regmap_config = &kx132_regmap_config,
+ .channels = kx132_channels,
+ .num_channels = ARRAY_SIZE(kx132_channels),
+ .fifo_length = KX132_FIFO_LENGTH,
+ .who = KX132_REG_WHO,
+ .id = KX132_ID,
+ .cntl = KX132_REG_CNTL,
+ .cntl2 = KX132_REG_CNTL2,
+ .odcntl = KX132_REG_ODCNTL,
+ .buf_cntl1 = KX132_REG_BUF_CNTL1,
+ .buf_cntl2 = KX132_REG_BUF_CNTL2,
+ .buf_clear = KX132_REG_BUF_CLEAR,
+ .buf_status1 = KX132_REG_BUF_STATUS_1,
+ .buf_smp_lvl_mask = KX132_MASK_BUF_SMP_LVL,
+ .buf_read = KX132_REG_BUF_READ,
+ .inc1 = KX132_REG_INC1,
+ .inc4 = KX132_REG_INC4,
+ .inc5 = KX132_REG_INC5,
+ .inc6 = KX132_REG_INC6,
+ .xout_l = KX132_REG_XOUT_L,
+ .get_fifo_bytes_available = kx132_get_fifo_bytes_available,
+};
+EXPORT_SYMBOL_NS_GPL(kx132_chip_info, IIO_KX022A);
+
+/*
+ * Despite the naming, KX132ACR-LBZ is not similar to KX132-1211 but it is
+ * exact subset of KX022A. KX132ACR-LBZ is meant to be used for industrial
+ * applications and the tap/double tap, free fall and tilt engines were
+ * removed. Rest of the registers and functionalities (excluding the ID
+ * register) are exact match to what is found in KX022.
+ */
+const struct kx022a_chip_info kx132acr_chip_info = {
+ .name = "kx132acr-lbz",
+ .regmap_config = &kx022a_regmap_config,
+ .channels = kx022a_channels,
+ .num_channels = ARRAY_SIZE(kx022a_channels),
+ .fifo_length = KX022A_FIFO_LENGTH,
+ .who = KX022A_REG_WHO,
+ .id = KX132ACR_LBZ_ID,
+ .cntl = KX022A_REG_CNTL,
+ .cntl2 = KX022A_REG_CNTL2,
+ .odcntl = KX022A_REG_ODCNTL,
+ .buf_cntl1 = KX022A_REG_BUF_CNTL1,
+ .buf_cntl2 = KX022A_REG_BUF_CNTL2,
+ .buf_clear = KX022A_REG_BUF_CLEAR,
+ .buf_status1 = KX022A_REG_BUF_STATUS_1,
+ .buf_read = KX022A_REG_BUF_READ,
+ .inc1 = KX022A_REG_INC1,
+ .inc4 = KX022A_REG_INC4,
+ .inc5 = KX022A_REG_INC5,
+ .inc6 = KX022A_REG_INC6,
+ .xout_l = KX022A_REG_XOUT_L,
+ .get_fifo_bytes_available = kx022a_get_fifo_bytes_available,
+};
+EXPORT_SYMBOL_NS_GPL(kx132acr_chip_info, IIO_KX022A);
+
+int kx022a_probe_internal(struct device *dev, const struct kx022a_chip_info *chip_info)
{
static const char * const regulator_names[] = {"io-vdd", "vdd"};
struct iio_trigger *indio_trig;
@@ -1027,6 +1262,7 @@ int kx022a_probe_internal(struct device *dev)
return -ENOMEM;
data = iio_priv(idev);
+ data->chip_info = chip_info;
/*
* VDD is the analog and digital domain voltage supply and
@@ -1037,26 +1273,24 @@ int kx022a_probe_internal(struct device *dev)
if (ret && ret != -ENODEV)
return dev_err_probe(dev, ret, "failed to enable regulator\n");
- ret = regmap_read(regmap, KX022A_REG_WHO, &chip_id);
+ ret = regmap_read(regmap, chip_info->who, &chip_id);
if (ret)
return dev_err_probe(dev, ret, "Failed to access sensor\n");
- if (chip_id != KX022A_ID) {
- dev_err(dev, "unsupported device 0x%x\n", chip_id);
- return -EINVAL;
- }
+ if (chip_id != chip_info->id)
+ dev_warn(dev, "unknown device 0x%x\n", chip_id);
irq = fwnode_irq_get_byname(fwnode, "INT1");
if (irq > 0) {
- data->inc_reg = KX022A_REG_INC1;
- data->ien_reg = KX022A_REG_INC4;
+ data->inc_reg = chip_info->inc1;
+ data->ien_reg = chip_info->inc4;
} else {
irq = fwnode_irq_get_byname(fwnode, "INT2");
if (irq < 0)
return dev_err_probe(dev, irq, "No suitable IRQ\n");
- data->inc_reg = KX022A_REG_INC5;
- data->ien_reg = KX022A_REG_INC6;
+ data->inc_reg = chip_info->inc5;
+ data->ien_reg = chip_info->inc6;
}
data->regmap = regmap;
@@ -1065,9 +1299,9 @@ int kx022a_probe_internal(struct device *dev)
data->odr_ns = KX022A_DEFAULT_PERIOD_NS;
mutex_init(&data->mutex);
- idev->channels = kx022a_channels;
- idev->num_channels = ARRAY_SIZE(kx022a_channels);
- idev->name = "kx022-accel";
+ idev->channels = chip_info->channels;
+ idev->num_channels = chip_info->num_channels;
+ idev->name = chip_info->name;
idev->info = &kx022a_info;
idev->modes = INDIO_DIRECT_MODE | INDIO_BUFFER_SOFTWARE;
idev->available_scan_masks = kx022a_scan_masks;
@@ -1125,7 +1359,6 @@ int kx022a_probe_internal(struct device *dev)
if (ret)
return dev_err_probe(data->dev, ret, "Could not request IRQ\n");
-
ret = devm_iio_trigger_register(dev, indio_trig);
if (ret)
return dev_err_probe(data->dev, ret,
diff --git a/drivers/iio/accel/kionix-kx022a.h b/drivers/iio/accel/kionix-kx022a.h
index 12424649d4..7060438ad8 100644
--- a/drivers/iio/accel/kionix-kx022a.h
+++ b/drivers/iio/accel/kionix-kx022a.h
@@ -13,6 +13,7 @@
#define KX022A_REG_WHO 0x0f
#define KX022A_ID 0xc8
+#define KX132ACR_LBZ_ID 0xd8
#define KX022A_REG_CNTL2 0x19
#define KX022A_MASK_SRST BIT(7)
@@ -74,9 +75,118 @@
#define KX022A_REG_SELF_TEST 0x60
#define KX022A_MAX_REGISTER 0x60
+#define KX132_REG_WHO 0x13
+#define KX132_ID 0x3d
+
+#define KX132_FIFO_LENGTH 86
+
+#define KX132_REG_CNTL 0x1b
+#define KX132_REG_CNTL2 0x1c
+#define KX132_REG_CNTL5 0x1f
+#define KX132_MASK_RES BIT(6)
+#define KX132_GSEL_2 0x0
+#define KX132_GSEL_4 BIT(3)
+#define KX132_GSEL_8 BIT(4)
+#define KX132_GSEL_16 GENMASK(4, 3)
+
+#define KX132_REG_INS2 0x17
+#define KX132_MASK_INS2_WMI BIT(5)
+
+#define KX132_REG_XADP_L 0x02
+#define KX132_REG_XOUT_L 0x08
+#define KX132_REG_YOUT_L 0x0a
+#define KX132_REG_ZOUT_L 0x0c
+#define KX132_REG_COTR 0x12
+#define KX132_REG_TSCP 0x14
+#define KX132_REG_INT_REL 0x1a
+
+#define KX132_REG_ODCNTL 0x21
+
+#define KX132_REG_BTS_WUF_TH 0x4a
+
+#define KX132_REG_BUF_CNTL1 0x5e
+#define KX132_REG_BUF_CNTL2 0x5f
+#define KX132_REG_BUF_STATUS_1 0x60
+#define KX132_REG_BUF_STATUS_2 0x61
+#define KX132_MASK_BUF_SMP_LVL GENMASK(9, 0)
+#define KX132_REG_BUF_CLEAR 0x62
+#define KX132_REG_BUF_READ 0x63
+#define KX132_ODR_SHIFT 3
+#define KX132_FIFO_MAX_WMI_TH 86
+
+#define KX132_REG_INC1 0x22
+#define KX132_REG_INC5 0x26
+#define KX132_REG_INC6 0x27
+#define KX132_IPOL_LOW 0
+#define KX132_IPOL_HIGH KX022A_MASK_IPOL
+#define KX132_ITYP_PULSE KX022A_MASK_ITYP
+
+#define KX132_REG_INC4 0x25
+
+#define KX132_REG_SELF_TEST 0x5d
+#define KX132_MAX_REGISTER 0x76
+
struct device;
-int kx022a_probe_internal(struct device *dev);
-extern const struct regmap_config kx022a_regmap;
+struct kx022a_data;
+
+/**
+ * struct kx022a_chip_info - Kionix accelerometer chip specific information
+ *
+ * @name: name of the device
+ * @regmap_config: pointer to register map configuration
+ * @channels: pointer to iio_chan_spec array
+ * @num_channels: number of iio_chan_spec channels
+ * @fifo_length: number of 16-bit samples in a full buffer
+ * @buf_smp_lvl_mask: buffer sample level mask
+ * @who: WHO_AM_I register
+ * @id: WHO_AM_I register value
+ * @cntl: control register 1
+ * @cntl2: control register 2
+ * @odcntl: output data control register
+ * @buf_cntl1: buffer control register 1
+ * @buf_cntl2: buffer control register 2
+ * @buf_clear: buffer clear register
+ * @buf_status1: buffer status register 1
+ * @buf_read: buffer read register
+ * @inc1: interrupt control register 1
+ * @inc4: interrupt control register 4
+ * @inc5: interrupt control register 5
+ * @inc6: interrupt control register 6
+ * @xout_l: x-axis output least significant byte
+ * @get_fifo_bytes_available: function pointer to get amount of acceleration
+ * data bytes currently stored in the sensor's FIFO
+ * buffer
+ */
+struct kx022a_chip_info {
+ const char *name;
+ const struct regmap_config *regmap_config;
+ const struct iio_chan_spec *channels;
+ unsigned int num_channels;
+ unsigned int fifo_length;
+ u16 buf_smp_lvl_mask;
+ u8 who;
+ u8 id;
+ u8 cntl;
+ u8 cntl2;
+ u8 odcntl;
+ u8 buf_cntl1;
+ u8 buf_cntl2;
+ u8 buf_clear;
+ u8 buf_status1;
+ u8 buf_read;
+ u8 inc1;
+ u8 inc4;
+ u8 inc5;
+ u8 inc6;
+ u8 xout_l;
+ int (*get_fifo_bytes_available)(struct kx022a_data *);
+};
+
+int kx022a_probe_internal(struct device *dev, const struct kx022a_chip_info *chip_info);
+
+extern const struct kx022a_chip_info kx022a_chip_info;
+extern const struct kx022a_chip_info kx132_chip_info;
+extern const struct kx022a_chip_info kx132acr_chip_info;
#endif
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index f42a887114..d3fd0318e4 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -1535,19 +1535,18 @@ static int mma8452_reset(struct i2c_client *client)
}
static const struct of_device_id mma8452_dt_ids[] = {
+ { .compatible = "fsl,fxls8471", .data = &mma_chip_info_table[fxls8471] },
{ .compatible = "fsl,mma8451", .data = &mma_chip_info_table[mma8451] },
{ .compatible = "fsl,mma8452", .data = &mma_chip_info_table[mma8452] },
{ .compatible = "fsl,mma8453", .data = &mma_chip_info_table[mma8453] },
{ .compatible = "fsl,mma8652", .data = &mma_chip_info_table[mma8652] },
{ .compatible = "fsl,mma8653", .data = &mma_chip_info_table[mma8653] },
- { .compatible = "fsl,fxls8471", .data = &mma_chip_info_table[fxls8471] },
{ }
};
MODULE_DEVICE_TABLE(of, mma8452_dt_ids);
static int mma8452_probe(struct i2c_client *client)
{
- const struct i2c_device_id *id = i2c_client_get_device_id(client);
struct mma8452_data *data;
struct iio_dev *indio_dev;
int ret;
@@ -1560,15 +1559,10 @@ static int mma8452_probe(struct i2c_client *client)
data->client = client;
mutex_init(&data->lock);
- data->chip_info = device_get_match_data(&client->dev);
- if (!data->chip_info) {
- if (id) {
- data->chip_info = &mma_chip_info_table[id->driver_data];
- } else {
- dev_err(&client->dev, "unknown device model\n");
- return -ENODEV;
- }
- }
+ data->chip_info = i2c_get_match_data(client);
+ if (!data->chip_info)
+ return dev_err_probe(&client->dev, -ENODEV,
+ "unknown device model\n");
ret = iio_read_mount_matrix(&client->dev, &data->orientation);
if (ret)
@@ -1830,12 +1824,12 @@ static const struct dev_pm_ops mma8452_pm_ops = {
};
static const struct i2c_device_id mma8452_id[] = {
- { "mma8451", mma8451 },
- { "mma8452", mma8452 },
- { "mma8453", mma8453 },
- { "mma8652", mma8652 },
- { "mma8653", mma8653 },
- { "fxls8471", fxls8471 },
+ { "fxls8471", (kernel_ulong_t)&mma_chip_info_table[fxls8471] },
+ { "mma8451", (kernel_ulong_t)&mma_chip_info_table[mma8451] },
+ { "mma8452", (kernel_ulong_t)&mma_chip_info_table[mma8452] },
+ { "mma8453", (kernel_ulong_t)&mma_chip_info_table[mma8453] },
+ { "mma8652", (kernel_ulong_t)&mma_chip_info_table[mma8652] },
+ { "mma8653", (kernel_ulong_t)&mma_chip_info_table[mma8653] },
{ }
};
MODULE_DEVICE_TABLE(i2c, mma8452_id);
diff --git a/drivers/iio/accel/msa311.c b/drivers/iio/accel/msa311.c
index 6ddcc3c2f8..b8ddbfd98f 100644
--- a/drivers/iio/accel/msa311.c
+++ b/drivers/iio/accel/msa311.c
@@ -33,7 +33,7 @@
#include <linux/pm.h>
#include <linux/pm_runtime.h>
#include <linux/regmap.h>
-#include <linux/string_helpers.h>
+#include <linux/string_choices.h>
#include <linux/units.h>
#include <linux/iio/buffer.h>
diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c
index 75d142bc14..82e8d0b390 100644
--- a/drivers/iio/accel/mxc4005.c
+++ b/drivers/iio/accel/mxc4005.c
@@ -476,6 +476,13 @@ static const struct acpi_device_id mxc4005_acpi_match[] = {
};
MODULE_DEVICE_TABLE(acpi, mxc4005_acpi_match);
+static const struct of_device_id mxc4005_of_match[] = {
+ { .compatible = "memsic,mxc4005", },
+ { .compatible = "memsic,mxc6655", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, mxc4005_of_match);
+
static const struct i2c_device_id mxc4005_id[] = {
{"mxc4005", 0},
{"mxc6655", 0},
@@ -487,6 +494,7 @@ static struct i2c_driver mxc4005_driver = {
.driver = {
.name = MXC4005_DRV_NAME,
.acpi_match_table = ACPI_PTR(mxc4005_acpi_match),
+ .of_match_table = mxc4005_of_match,
},
.probe = mxc4005_probe,
.id_table = mxc4005_id,
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 21:25:00 +0000