diff --git a/drivers/input/sensors/accel/Kconfig b/drivers/input/sensors/accel/Kconfig index 790127d9e284..4576b8ccdb69 100644 --- a/drivers/input/sensors/accel/Kconfig +++ b/drivers/input/sensors/accel/Kconfig @@ -158,4 +158,11 @@ config ICM2060X_ACC To have support for your specific gsesnor you will have to select the proper drivers which depend on this option. +config IAM20680_ACC + tristate "gsensor iam20680" + default n + help + To have support for your specific gsesnor you will have to + select the proper drivers which depend on this option. + endif diff --git a/drivers/input/sensors/accel/Makefile b/drivers/input/sensors/accel/Makefile index 687d23d34554..96f6cc6ee8e9 100644 --- a/drivers/input/sensors/accel/Makefile +++ b/drivers/input/sensors/accel/Makefile @@ -22,3 +22,4 @@ obj-$(CONFIG_GS_DA223) += da223.o obj-$(CONFIG_GS_DA228E) += da228e/ obj-$(CONFIG_ICM2060X_ACC) += icm2060x_acc.o da223-y := da223_cust.o da223_core.o +obj-$(CONFIG_IAM20680_ACC) += iam20680_acc.o diff --git a/drivers/input/sensors/accel/iam20680_acc.c b/drivers/input/sensors/accel/iam20680_acc.c new file mode 100644 index 000000000000..25e3a78f3c7b --- /dev/null +++ b/drivers/input/sensors/accel/iam20680_acc.c @@ -0,0 +1,239 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * accel driver for iam20680 + * + * Copyright (c) 2021 Rockchip Electronics Co., Ltd. + * + * Author: sxj + * + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#ifdef CONFIG_HAS_EARLYSUSPEND +#include +#endif +#include +#include + +static int iam20680_set_rate(struct i2c_client *client, int rate) +{ + /* always use poll mode, no need to set rate */ + return 0; +} + +static int sensor_active(struct i2c_client *client, int enable, int rate) +{ + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + int result = 0; + int status = 0; + u8 pwrm1 = 0; + + sensor->ops->ctrl_data = sensor_read_reg(client, sensor->ops->ctrl_reg); + pwrm1 = sensor_read_reg(client, IAM20680_PWR_MGMT_1); + + if (!enable) { + status = BIT_ACCEL_STBY; + sensor->ops->ctrl_data |= status; + if ((sensor->ops->ctrl_data & BIT_GYRO_STBY) == BIT_GYRO_STBY) + pwrm1 |= IAM20680_PWRM1_SLEEP; + } else { + status = ~BIT_ACCEL_STBY; + sensor->ops->ctrl_data &= status; + pwrm1 &= ~IAM20680_PWRM1_SLEEP; + + iam20680_set_rate(client, rate); + } + result = sensor_write_reg(client, sensor->ops->ctrl_reg, sensor->ops->ctrl_data); + if (result) { + dev_err(&client->dev, "%s:fail to set pwrm2\n", __func__); + return -1; + } + msleep(20); + + result = sensor_write_reg(client, IAM20680_PWR_MGMT_1, pwrm1); + if (result) { + dev_err(&client->dev, "%s:fail to set pwrm1\n", __func__); + return -1; + } + msleep(50); + + return result; +} + +static int sensor_init(struct i2c_client *client) +{ + int res = 0; + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + + res = sensor_write_reg(client, IAM20680_PWR_MGMT_1, 0x80); + if (res) { + dev_err(&client->dev, "set IAM20680_PWR_MGMT_1 error,res: %d!\n", res); + return res; + } + msleep(40); + + res = sensor_write_reg(client, IAM20680_GYRO_CONFIG, 0x18); + if (res) { + dev_err(&client->dev, "set IAM20680_GYRO_CONFIG error,res: %d!\n", res); + return res; + } + msleep(10); + + res = sensor_write_reg(client, IAM20680_ACCEL_CONFIG, 0x00); + if (res) { + dev_err(&client->dev, "set IAM20680_ACCEL_CONFIG error,res: %d!\n", res); + return res; + } + msleep(10); + + res = sensor_write_reg(client, IAM20680_ACCEL_CONFIG2, 0x00); + if (res) { + dev_err(&client->dev, "set IAM20680_ACCEL_CONFIG2 error,res: %d!\n", res); + return res; + } + res = sensor_write_reg(client, IAM20680_PWR_MGMT_2, 0x3F); + if (res) { + dev_err(&client->dev, "set IAM20680_PWR_MGMT_2 error,res: %d!\n", res); + return res; + } + msleep(10); + res = sensor_write_reg(client, IAM20680_PWR_MGMT_1, 0x41); + if (res) { + dev_err(&client->dev, "set IAM20680_PWR_MGMT_1 error,res: %d!\n", res); + return res; + } + msleep(10); + + res = sensor->ops->active(client, 0, sensor->pdata->poll_delay_ms); + if (res) { + dev_err(&client->dev, "%s:line=%d,error\n", __func__, __LINE__); + return res; + } + return res; +} + +static int gsensor_report_value(struct i2c_client *client, struct sensor_axis *axis) +{ + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + + if (sensor->status_cur == SENSOR_ON) { + /* Report acceleration sensor information */ + input_report_abs(sensor->input_dev, ABS_X, axis->x); + input_report_abs(sensor->input_dev, ABS_Y, axis->y); + input_report_abs(sensor->input_dev, ABS_Z, axis->z); + input_sync(sensor->input_dev); + } + + return 0; +} + +static int sensor_report_value(struct i2c_client *client) +{ + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + struct sensor_platform_data *pdata = sensor->pdata; + int ret = 0; + short x, y, z; + struct sensor_axis axis; + u8 buffer[6] = {0}; + + if (sensor->ops->read_len < 6) { + dev_err(&client->dev, "%s: length is error, len=%d\n", + __func__, sensor->ops->read_len); + return -1; + } + + memset(buffer, 0, 6); + + /* Data bytes from hardware xL, xH, yL, yH, zL, zH */ + do { + *buffer = sensor->ops->read_reg; + ret = sensor_rx_data(client, buffer, sensor->ops->read_len); + if (ret < 0) + return ret; + } while (0); + + x = ((buffer[0] << 8) & 0xff00) + (buffer[1] & 0xFF); + y = ((buffer[2] << 8) & 0xff00) + (buffer[3] & 0xFF); + z = ((buffer[4] << 8) & 0xff00) + (buffer[5] & 0xFF); + + axis.x = (pdata->orientation[0]) * x + (pdata->orientation[1]) * y + (pdata->orientation[2]) * z; + axis.y = (pdata->orientation[3]) * x + (pdata->orientation[4]) * y + (pdata->orientation[5]) * z; + axis.z = (pdata->orientation[6]) * x + (pdata->orientation[7]) * y + (pdata->orientation[8]) * z; + + gsensor_report_value(client, &axis); + + mutex_lock(&(sensor->data_mutex)); + sensor->axis = axis; + mutex_unlock(&(sensor->data_mutex)); + + return ret; +} + +static struct sensor_operate gsensor_iam20680_ops = { + .name = "iam20680_acc", + .type = SENSOR_TYPE_ACCEL, + .id_i2c = ACCEL_ID_IAM20680, + .read_reg = IAM20680_ACCEL_XOUT_H, + .read_len = 6, + .id_reg = IAM20680_WHOAMI, + .id_data = IAM20680_DEVICE_ID, + .precision = IAM20680_PRECISION, + .ctrl_reg = IAM20680_PWR_MGMT_2, + .int_status_reg = IAM20680_INT_STATUS, + .range = {-32768, 32768}, + .trig = IRQF_TRIGGER_HIGH | IRQF_ONESHOT, + .active = sensor_active, + .init = sensor_init, + .report = sensor_report_value, +}; + +/****************operate according to sensor chip:end************/ +static int gsensor_iam20680_probe(struct i2c_client *client, + const struct i2c_device_id *devid) +{ + return sensor_register_device(client, NULL, devid, &gsensor_iam20680_ops); +} + +static int gsensor_iam20680_remove(struct i2c_client *client) +{ + return sensor_unregister_device(client, NULL, &gsensor_iam20680_ops); +} + +static const struct i2c_device_id gsensor_iam20680_id[] = { + {"iam20680_acc", ACCEL_ID_IAM20680}, + {} +}; + +static struct i2c_driver gsensor_iam20680_driver = { + .probe = gsensor_iam20680_probe, + .remove = gsensor_iam20680_remove, + .shutdown = sensor_shutdown, + .id_table = gsensor_iam20680_id, + .driver = { + .name = "gsensor_iam20680", +#ifdef CONFIG_PM + .pm = &sensor_pm_ops, +#endif + }, +}; + +module_i2c_driver(gsensor_iam20680_driver); + +MODULE_AUTHOR("sxj "); +MODULE_DESCRIPTION("iam20680_acc 3-Axis accelerometer driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/input/sensors/gyro/Kconfig b/drivers/input/sensors/gyro/Kconfig index fb721d4cb30d..5b27389831ee 100644 --- a/drivers/input/sensors/gyro/Kconfig +++ b/drivers/input/sensors/gyro/Kconfig @@ -39,4 +39,11 @@ config GYRO_LSM330 config GYRO_ICM2060X tristate "gyroscope icm2060x_gyro" + +config GYRO_IAM20680 + tristate "gyroscope iam20680_gyro" + default n + help + To have support for your specific gyroscope you will have to + select the proper drivers which depend on this option. endif diff --git a/drivers/input/sensors/gyro/Makefile b/drivers/input/sensors/gyro/Makefile index 0943257a11de..8c0a42734c65 100644 --- a/drivers/input/sensors/gyro/Makefile +++ b/drivers/input/sensors/gyro/Makefile @@ -9,3 +9,4 @@ obj-$(CONFIG_GYRO_MPU6500) += mpu6500_gyro.o obj-$(CONFIG_GYRO_MPU6880) += mpu6880_gyro.o obj-$(CONFIG_GYRO_LSM330) += lsm330_gyro.o obj-$(CONFIG_GYRO_ICM2060X) += icm2060x_gyro.o +obj-$(CONFIG_GYRO_IAM20680) += iam20680_gyro.o diff --git a/drivers/input/sensors/gyro/iam20680_gyro.c b/drivers/input/sensors/gyro/iam20680_gyro.c new file mode 100644 index 000000000000..6e05ea8955fa --- /dev/null +++ b/drivers/input/sensors/gyro/iam20680_gyro.c @@ -0,0 +1,206 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * gyroscope driver for iam20680 + * + * Copyright (c) 2021 Rockchip Electronics Co., Ltd. + * + * Author: sxj + * + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#ifdef CONFIG_HAS_EARLYSUSPEND +#include +#endif +#include +#include + +static int sensor_active(struct i2c_client *client, int enable, int rate) +{ + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + int result = 0; + int status = 0; + u8 pwrm1 = 0; + + sensor->ops->ctrl_data = sensor_read_reg(client, sensor->ops->ctrl_reg); + pwrm1 = sensor_read_reg(client, IAM20680_PWR_MGMT_1); + + if (!enable) { + status = BIT_GYRO_STBY; + sensor->ops->ctrl_data |= status; + if ((sensor->ops->ctrl_data & BIT_ACCEL_STBY) == BIT_ACCEL_STBY) + pwrm1 |= IAM20680_PWRM1_SLEEP; + } else { + status = ~BIT_GYRO_STBY; + sensor->ops->ctrl_data &= status; + pwrm1 &= ~IAM20680_PWRM1_SLEEP; + } + + result = sensor_write_reg(client, sensor->ops->ctrl_reg, sensor->ops->ctrl_data); + if (result) { + dev_err(&client->dev, "%s:fail to active sensor\n", __func__); + return -1; + } + msleep(20); + + result = sensor_write_reg(client, IAM20680_PWR_MGMT_1, pwrm1); + if (result) { + dev_err(&client->dev, "%s:fail to set pwrm1\n", __func__); + return -1; + } + msleep(50); + + return result; +} + +static int sensor_init(struct i2c_client *client) +{ + int ret; + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + + /* init on iam20680_acc.c */ + ret = sensor->ops->active(client, 0, sensor->pdata->poll_delay_ms); + if (ret) { + dev_err(&client->dev, "%s:line=%d,error\n", __func__, __LINE__); + return ret; + } + + return ret; +} + +static int gyro_report_value(struct i2c_client *client, struct sensor_axis *axis) +{ + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + + if (sensor->status_cur == SENSOR_ON) { + /* Report gyro sensor information */ + input_report_rel(sensor->input_dev, ABS_RX, axis->x); + input_report_rel(sensor->input_dev, ABS_RY, axis->y); + input_report_rel(sensor->input_dev, ABS_RZ, axis->z); + input_sync(sensor->input_dev); + } + + return 0; +} + +static int sensor_report_value(struct i2c_client *client) +{ + struct sensor_private_data *sensor = + (struct sensor_private_data *) i2c_get_clientdata(client); + struct sensor_platform_data *pdata = sensor->pdata; + int ret = 0; + short x, y, z; + struct sensor_axis axis; + u8 buffer[6] = {0}; + + if (sensor->ops->read_len < 6) { + dev_err(&client->dev, "%s: length is error, len=%d\n", + __func__, sensor->ops->read_len); + return -1; + } + + memset(buffer, 0, 6); + + do { + *buffer = sensor->ops->read_reg; + ret = sensor_rx_data(client, buffer, sensor->ops->read_len); + if (ret < 0) + return ret; + } while (0); + + x = ((buffer[0] << 8) & 0xFF00) + (buffer[1] & 0xFF); + y = ((buffer[2] << 8) & 0xFF00) + (buffer[3] & 0xFF); + z = ((buffer[4] << 8) & 0xFF00) + (buffer[5] & 0xFF); + + axis.x = (pdata->orientation[0]) * x + (pdata->orientation[1]) * y + (pdata->orientation[2]) * z; + axis.y = (pdata->orientation[3]) * x + (pdata->orientation[4]) * y + (pdata->orientation[5]) * z; + axis.z = (pdata->orientation[6]) * x + (pdata->orientation[7]) * y + (pdata->orientation[8]) * z; + + gyro_report_value(client, &axis); + + mutex_lock(&(sensor->data_mutex)); + sensor->axis = axis; + mutex_unlock(&(sensor->data_mutex)); + + return ret; +} + +static struct sensor_operate gyro_iam20680_ops = { + .name = "iam20680_gyro", + .type = SENSOR_TYPE_GYROSCOPE, + .id_i2c = GYRO_ID_IAM20680, + .read_reg = IAM20680_GYRO_XOUT_H, + .read_len = 6, + .id_reg = IAM20680_WHOAMI, + .id_data = IAM20680_DEVICE_ID, + .precision = IAM20680_PRECISION, + .ctrl_reg = IAM20680_PWR_MGMT_2, + .int_status_reg = IAM20680_INT_STATUS, + .range = {-32768, 32768}, + .trig = IRQF_TRIGGER_HIGH | IRQF_ONESHOT, + .active = sensor_active, + .init = sensor_init, + .report = sensor_report_value, +}; + +/****************operate according to sensor chip:end************/ +static int gyro_iam20680_probe(struct i2c_client *client, + const struct i2c_device_id *devid) +{ + return sensor_register_device(client, NULL, devid, &gyro_iam20680_ops); +} + +static int gyro_iam20680_remove(struct i2c_client *client) +{ + return sensor_unregister_device(client, NULL, &gyro_iam20680_ops); +} + +static const struct i2c_device_id gyro_iam20680_id[] = { + {"iam20680_gyro", GYRO_ID_IAM20680}, + {} +}; + +static struct i2c_driver gyro_iam20680_driver = { + .probe = gyro_iam20680_probe, + .remove = gyro_iam20680_remove, + .shutdown = sensor_shutdown, + .id_table = gyro_iam20680_id, + .driver = { + .name = "gyro_iam20680", + #ifdef CONFIG_PM + .pm = &sensor_pm_ops, + #endif + }, +}; + +static int __init gyro_iam20680_init(void) +{ + return i2c_add_driver(&gyro_iam20680_driver); +} + +static void __exit gyro_iam20680_exit(void) +{ + i2c_del_driver(&gyro_iam20680_driver); +} + +/* must register after iam20680_acc */ +device_initcall_sync(gyro_iam20680_init); +module_exit(gyro_iam20680_exit); + +MODULE_AUTHOR("sxj "); +MODULE_DESCRIPTION("iam20680_gyro 3-Axis Gyroscope driver"); +MODULE_LICENSE("GPL"); diff --git a/include/linux/iam20680.h b/include/linux/iam20680.h new file mode 100644 index 000000000000..237ff2f7ee09 --- /dev/null +++ b/include/linux/iam20680.h @@ -0,0 +1,238 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2021 Rockchip Electronics Co., Ltd. + */ +#ifndef __IAM20680_H +#define __IAM20680_H + +#include +/**add***/ +#define IAM20680_PRECISION 16 +#define IAM20680_RANGE 2000000 + +#define IAM20680_SMPLRT_DIV 0x19 +#define IAM20680_CONFIG 0x1A +#define IAM20680_GYRO_CONFIG 0x1B +#define IAM20680_ACCEL_CONFIG 0x1C +#define IAM20680_ACCEL_CONFIG2 0x1D +#define IAM20680_LP_ACCEL_ODR 0x1E +#define IAM20680_WOM_THRESH 0x1F +#define IAM20680_FIFO_EN 0x23 +#define IAM20680_INT_PIN_CFG 0x37 +#define IAM20680_INT_ENABLE 0x38 +#define IAM20680_DMP_INT_STATUS 0x39 +#define IAM20680_INT_STATUS 0x3A +#define IAM20680_ACCEL_XOUT_H 0x3B +#define IAM20680_TEMP_OUT_H 0x41 +#define IAM20680_GYRO_XOUT_H 0x43 +#define IAM20680_ACCEL_INTEL_CTRL 0x69 +#define IAM20680_USER_CTRL 0x6A +#define IAM20680_PWR_MGMT_1 0x6B +#define IAM20680_PWR_MGMT_2 0x6C +#define IAM20680_PRGM_STRT_ADDRH 0x70 +#define IAM20680_FIFO_COUNTH 0x72 +#define IAM20680_FIFO_R_W 0x74 +#define IAM20680_WHOAMI 0x75 + +#define IAM20680_DEVICE_ID 0xA9 +/* + * IAM20680_CONFIG + */ +#define DLPF_CFG_250HZ 0x00 +#define DLPF_CFG_184HZ 0x01 +#define DLPF_CFG_98HZ 0x02 +#define DLPF_CFG_41HZ 0x03 +#define DLPF_CFG_20HZ 0x04 +#define DLPF_CFG_10HZ 0x05 +#define DLPF_CFG_5HZ 0x06 +#define DLPF_CFG_3600HZ 0x07 +#define EXT_SYNC_SET_TEMP 0x08 +#define EXT_SYNC_SET_GYRO_X 0x10 +#define EXT_SYNC_SET_GYRO_Y 0x18 +#define EXT_SYNC_SET_GYRO_Z 0x20 +#define EXT_SYNC_SET_ACCEL_X 0x28 +#define EXT_SYNC_SET_ACCEL_Y 0x30 +#define EXT_SYNC_SET_ACCEL_Z 0x38 + + +/* + * IAM20680_GYRO_CONFIG + */ +#define GFSR_250DPS (0<<3) +#define GFSR_500DPS (1<<3) +#define GFSR_1000DPS (2<<3) +#define GFSR_2000DPS (3<<3) + +/* + * IAM20680_ACCEL_CONFIG + */ +#define AFSR_2G (0<<3) +#define AFSR_4G (1<<3) +#define AFSR_8G (2<<3) +#define AFSR_16G (3<<3) + + +/* + * IAM20680_ACCEL_CONFIG2 + */ +#define A_DLPF_CFG_460HZ 0x00 +#define A_DLPF_CFG_184HZ 0x01 +#define A_DLPF_CFG_92HZ 0x02 +#define A_DLPF_CFG_41HZ 0x03 +#define A_DLPF_CFG_20HZ 0x04 +#define A_DLPF_CFG_10HZ 0x05 +#define A_DLPF_CFG_5HZ 0x06 +//#define A_DLPF_CFG_460HZ 0x07 +#define BIT_FIFO_SIZE_1K 0x40 +#define BIT_ACCEL_FCHOICE_B 0x08 + + +/* + * IAM20680_LP_ACCEL_ODR + */ +#define LPA_CLK_P24HZ 0x0 +#define LPA_CLK_P49HZ 0x1 +#define LPA_CLK_P98HZ 0x2 +#define LPA_CLK_1P95HZ 0x3 +#define LPA_CLK_3P91HZ 0x4 +#define LPA_CLK_7P81HZ 0x5 +#define LPA_CLK_15P63HZ 0x6 +#define LPA_CLK_31P25HZ 0x7 +#define LPA_CLK_62P50HZ 0x8 +#define LPA_CLK_125HZ 0x9 +#define LPA_CLK_250HZ 0xa +#define LPA_CLK_500HZ 0xb + + +/* + * IAM20680_PWR_MGMT_1 + */ +#define BIT_H_RESET (1<<7) +#define BIT_SLEEP (1<<6) +#define BIT_CYCLE (1<<5) +#define BIT_GYRO_STANDBY (1<<4) +#define BIT_PD_PTAT (1<<3) +#define BIT_CLKSEL (1<<0) + +#define CLKSEL_INTERNAL 0 +#define CLKSEL_PLL 1 + +/* + * IAM20680_PWR_MGMT_2 + */ +#define BIT_ACCEL_STBY 0x38 +#define BIT_GYRO_STBY 0x07 +#define BITS_LPA_WAKE_CTRL 0xC0 +#define BITS_LPA_WAKE_1HZ 0x00 +#define BITS_LPA_WAKE_2HZ 0x40 +#define BITS_LPA_WAKE_20HZ 0x80 + +#define IAM20680_PWRM1_SLEEP 0x40 +#define IAM20680_PWRM1_GYRO_STANDBY 0x10 +#define IAM20680_PWRM2_ACCEL_DISABLE 0x38 +#define IAM20680_PWRM2_GYRO_DISABLE 0x07 + +/* + * IAM20680_ACCEL_INTEL_CTRL + */ +#define BIT_ACCEL_INTEL_EN 0x80 +#define BIT_ACCEL_INTEL_MODE 0x40 + + +/* + * IAM20680_USER_CTRL + */ +#define BIT_FIFO_RST 0x04 +#define BIT_DMP_RST 0x08 +#define BIT_I2C_MST_EN 0x20 +#define BIT_FIFO_EN 0x40 +#define BIT_DMP_EN 0x80 + + +/* + * IAM20680_FIFO_EN + */ +#define BIT_ACCEL_OUT 0x08 +#define BITS_GYRO_OUT 0x70 + + +/* + * IAM20680_INT_PIN_CFG + */ +#define BIT_BYPASS_EN 0x2 + +/* + * IAM20680_INT_EN/INT_STATUS + */ +#define BIT_FIFO_OVERLOW 0x80 +#define BIT_MOT_INT 0x40 +#define BIT_MPU_RDY 0x04 +#define BIT_DMP_INT 0x02 +#define BIT_RAW_RDY 0x01 + + +#define DMP_START_ADDR 0x400 + + + +#define AXIS_NUM 3 +#define AXIS_ADC_BYTE 2 +#define SENSOR_PACKET (AXIS_NUM * AXIS_ADC_BYTE) + + + + + +/* + * self-test parameter + */ + +#define DEF_ST_PRECISION 1000 +#define DEF_ST_IAM20680_ACCEL_LPF 2 +#define DEF_STABLE_TIME_ST 50 +#define DEF_SELFTEST_GYRO_FS (0 << 3) +#define DEF_SELFTEST_ACCEL_FS (2 << 3) +#define DEF_SELFTEST_6500_ACCEL_FS (0 << 3) +#define DEF_SW_SELFTEST_GYRO_FS GFSR_2000DPS +#define DEF_SW_SELFTEST_SENSITIVITY ((2000*DEF_ST_PRECISION)/32768) + +#define DEF_SW_SELFTEST_SAMPLE_COUNT 75 +#define DEF_SW_SELFTEST_SAMPLE_TIME 75 +#define DEF_SW_ACCEL_CAL_SAMPLE_TIME 50 +#define DEF_SW_SKIP_COUNT 10 + +#define DEF_ST_6500_STABLE_TIME 20 +#define BYTES_PER_SENSOR (6) +#define DEF_SELFTEST_SAMPLE_RATE 0 +#define DEF_GYRO_WAIT_TIME 50 +#define THREE_AXIS (3) +#define INIT_ST_SAMPLES 200 +#define FIFO_COUNT_BYTE (2) +#define DEF_ST_TRY_TIMES 2 +#define REG_6500_XG_ST_DATA 0x0 +#define REG_6500_XA_ST_DATA 0xD +#define BITS_SELF_TEST_EN 0xE0 + +#define DEF_ST_SCALE (1L << 15) + +/*---- IAM20680 Self Test Pass/Fail Criteria ----*/ +/* Gyro Offset Max Value (dps) */ +#define DEF_GYRO_OFFSET_MAX 20 +/* Gyro Self Test Absolute Limits ST_AL (dps) */ +#define DEF_GYRO_ST_AL 60 +/* Accel Self Test Absolute Limits ST_AL (mg) */ +#define DEF_ACCEL_ST_AL_MIN 225 +#define DEF_ACCEL_ST_AL_MAX 675 +#define DEF_6500_ACCEL_ST_SHIFT_DELTA 500 +#define DEF_6500_GYRO_CT_SHIFT_DELTA 500 +#define DEF_ST_IAM20680_ACCEL_LPF 2 +#define DEF_ST_6500_ACCEL_FS_MG 2000UL +#define DEF_SELFTEST_6500_ACCEL_FS (0 << 3) + +#define DEF_SELFTEST_GYRO_SENS (32768 / 250) + + +#define GSENSOR_DEV_PATH "/dev/mma8452_daemon" + +#endif + diff --git a/include/linux/sensor-dev.h b/include/linux/sensor-dev.h index 271e4ee9a217..81d3aa1ea38b 100644 --- a/include/linux/sensor-dev.h +++ b/include/linux/sensor-dev.h @@ -69,6 +69,7 @@ enum sensor_id { ACCEL_ID_ICM2060X, ACCEL_ID_DA215S, ACCEL_ID_DA228E, + ACCEL_ID_IAM20680, COMPASS_ID_ALL, COMPASS_ID_AK8975, COMPASS_ID_AK8963, @@ -95,6 +96,7 @@ enum sensor_id { GYRO_ID_MPU6880, GYRO_ID_LSM330, GYRO_ID_ICM2060X, + GYRO_ID_IAM20680, LIGHT_ID_ALL, LIGHT_ID_CM3217, LIGHT_ID_CM3218,