#define KXTF9_REG_TILT_POS_CUR 0x10
#define KXTF9_REG_TILT_POS_PREV 0x11
#define KXTF9_REG_INT_SRC1 0x15
-#define KXCJK1013_REG_INT_SRC1 0x16 /* compatible, but called INT_SRC2 in KXTF9 ds */
+#define KXTF9_REG_INT_SRC2 0x16
+#define KXCJK1013_REG_INT_SRC1 0x16
#define KXCJK1013_REG_INT_SRC2 0x17
#define KXCJK1013_REG_STATUS_REG 0x18
#define KXCJK1013_REG_INT_REL 0x1A
#define KXCJK1013_REG_CTRL1 0x1B
#define KXTF9_REG_CTRL2 0x1C
-#define KXCJK1013_REG_CTRL2 0x1D /* mostly compatible, CTRL_REG3 in KTXF9 ds */
+#define KXTF9_REG_CTRL3 0x1D
+#define KXCJK1013_REG_CTRL2 0x1D
#define KXCJK1013_REG_INT_CTRL1 0x1E
#define KXCJK1013_REG_INT_CTRL2 0x1F
#define KXTF9_REG_INT_CTRL3 0x20
ACPI_KIOX010A,
};
+struct kx_chipset_regs {
+ u8 int_src1;
+ u8 int_src2;
+ u8 int_rel;
+ u8 ctrl1;
+ u8 wuf_ctrl;
+ u8 int_ctrl1;
+ u8 data_ctrl;
+ u8 wake_timer;
+ u8 wake_thres;
+};
+
+static const struct kx_chipset_regs kxcjk1013_regs = {
+ .int_src1 = KXCJK1013_REG_INT_SRC1,
+ .int_src2 = KXCJK1013_REG_INT_SRC2,
+ .int_rel = KXCJK1013_REG_INT_REL,
+ .ctrl1 = KXCJK1013_REG_CTRL1,
+ .wuf_ctrl = KXCJK1013_REG_CTRL2,
+ .int_ctrl1 = KXCJK1013_REG_INT_CTRL1,
+ .data_ctrl = KXCJK1013_REG_DATA_CTRL,
+ .wake_timer = KXCJK1013_REG_WAKE_TIMER,
+ .wake_thres = KXCJK1013_REG_WAKE_THRES,
+};
+
+static const struct kx_chipset_regs kxtf9_regs = {
+ /* .int_src1 was moved to INT_SRC2 on KXTF9 */
+ .int_src1 = KXTF9_REG_INT_SRC2,
+ /* .int_src2 is not available */
+ .int_rel = KXCJK1013_REG_INT_REL,
+ .ctrl1 = KXCJK1013_REG_CTRL1,
+ .wuf_ctrl = KXTF9_REG_CTRL3,
+ .int_ctrl1 = KXCJK1013_REG_INT_CTRL1,
+ .data_ctrl = KXCJK1013_REG_DATA_CTRL,
+ .wake_timer = KXCJK1013_REG_WAKE_TIMER,
+ .wake_thres = KXTF9_REG_WAKE_THRESH,
+};
+
struct kxcjk1013_data {
struct regulator_bulk_data regulators[2];
struct i2c_client *client;
int64_t timestamp;
enum kx_chipset chipset;
enum kx_acpi_type acpi_type;
+ const struct kx_chipset_regs *regs;
};
enum kxcjk1013_axis {
{
int ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl1\n");
return ret;
else
ret |= KXCJK1013_REG_CTRL1_BIT_PC1;
- ret = i2c_smbus_write_byte_data(data->client,
- KXCJK1013_REG_CTRL1, ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_ctrl1\n");
return ret;
{
int ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl1\n");
return ret;
{
int ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl1\n");
return ret;
ret |= (KXCJK1013_scale_table[range_index].gsel_0 << 3);
ret |= (KXCJK1013_scale_table[range_index].gsel_1 << 4);
- ret = i2c_smbus_write_byte_data(data->client,
- KXCJK1013_REG_CTRL1,
- ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_ctrl1\n");
return ret;
if (ret < 0)
return ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl1\n");
return ret;
/* Set 12 bit mode */
ret |= KXCJK1013_REG_CTRL1_BIT_RES;
- ret = i2c_smbus_write_byte_data(data->client, KXCJK1013_REG_CTRL1,
- ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl\n");
return ret;
if (ret < 0)
return ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_DATA_CTRL);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->data_ctrl);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_data_ctrl\n");
return ret;
data->odr_bits = ret;
/* Set up INT polarity */
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_INT_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->int_ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_int_ctrl1\n");
return ret;
else
ret &= ~KXCJK1013_REG_INT_CTRL1_BIT_IEA;
- ret = i2c_smbus_write_byte_data(data->client, KXCJK1013_REG_INT_CTRL1,
- ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->int_ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_int_ctrl1\n");
return ret;
static int kxcjk1013_chip_update_thresholds(struct kxcjk1013_data *data)
{
- int waketh_reg, ret;
+ int ret;
- ret = i2c_smbus_write_byte_data(data->client,
- KXCJK1013_REG_WAKE_TIMER,
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->wake_timer,
data->wake_dur);
if (ret < 0) {
dev_err(&data->client->dev,
return ret;
}
- waketh_reg = data->chipset == KXTF9 ?
- KXTF9_REG_WAKE_THRESH : KXCJK1013_REG_WAKE_THRES;
- ret = i2c_smbus_write_byte_data(data->client, waketh_reg,
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->wake_thres,
data->wake_thres);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_wake_thres\n");
if (ret < 0)
return ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_INT_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->int_ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_int_ctrl1\n");
return ret;
else
ret &= ~KXCJK1013_REG_INT_CTRL1_BIT_IEN;
- ret = i2c_smbus_write_byte_data(data->client, KXCJK1013_REG_INT_CTRL1,
- ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->int_ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_int_ctrl1\n");
return ret;
}
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl1\n");
return ret;
else
ret &= ~KXCJK1013_REG_CTRL1_BIT_WUFE;
- ret = i2c_smbus_write_byte_data(data->client,
- KXCJK1013_REG_CTRL1, ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_ctrl1\n");
return ret;
if (ret < 0)
return ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_INT_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->int_ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_int_ctrl1\n");
return ret;
else
ret &= ~KXCJK1013_REG_INT_CTRL1_BIT_IEN;
- ret = i2c_smbus_write_byte_data(data->client, KXCJK1013_REG_INT_CTRL1,
- ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->int_ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_int_ctrl1\n");
return ret;
}
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_CTRL1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->ctrl1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_ctrl1\n");
return ret;
else
ret &= ~KXCJK1013_REG_CTRL1_BIT_DRDY;
- ret = i2c_smbus_write_byte_data(data->client,
- KXCJK1013_REG_CTRL1, ret);
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->ctrl1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_ctrl1\n");
return ret;
if (ret < 0)
return ret;
- ret = i2c_smbus_write_byte_data(data->client, KXCJK1013_REG_DATA_CTRL,
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->data_ctrl,
odr_setting->odr_bits);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing data_ctrl\n");
data->odr_bits = odr_setting->odr_bits;
- ret = i2c_smbus_write_byte_data(data->client, KXCJK1013_REG_CTRL2,
+ ret = i2c_smbus_write_byte_data(data->client, data->regs->wuf_ctrl,
odr_setting->wuf_bits);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_ctrl2\n");
struct kxcjk1013_data *data = iio_priv(indio_dev);
int ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_INT_REL);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->int_rel);
if (ret < 0)
dev_err(&data->client->dev, "Error reading reg_int_rel\n");
}
{
struct kxcjk1013_data *data = iio_priv(indio_dev);
- int ret = i2c_smbus_read_byte_data(data->client,
- KXCJK1013_REG_INT_SRC2);
+ int ret = i2c_smbus_read_byte_data(data->client, data->regs->int_src2);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_int_src2\n");
return;
struct kxcjk1013_data *data = iio_priv(indio_dev);
int ret;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_INT_SRC1);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->int_src1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_int_src1\n");
goto ack_intr;
if (data->dready_trigger_on)
return IRQ_HANDLED;
- ret = i2c_smbus_read_byte_data(data->client, KXCJK1013_REG_INT_REL);
+ ret = i2c_smbus_read_byte_data(data->client, data->regs->int_rel);
if (ret < 0)
dev_err(&data->client->dev, "Error reading reg_int_rel\n");
} else
return -ENODEV;
+ switch (data->chipset) {
+ case KXCJK1013:
+ case KXCJ91008:
+ case KXTJ21009:
+ data->regs = &kxcjk1013_regs;
+ break;
+ case KXTF9:
+ data->regs = &kxtf9_regs;
+ break;
+ default:
+ return -EINVAL;
+ }
+
ret = kxcjk1013_chip_init(data);
if (ret < 0)
return ret;