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iio: accel: bma180: Prepare for different reset values 

Some variants of the bma180 (eg bma023) have different reset
values.  In preparation for adding support for them, factor
out the reset value into the chip specific data.

Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Jonathan Bakker <xc-racer2@live.ca>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jonathan Bakker 2020-05-14 13:48:55 -07:00 committed by Jonathan Cameron
parent cef077e6aa
commit f9992af62f
1 changed files with 6 additions and 2 deletions
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8
drivers/iio/accel/bma180.c
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@ -57,7 +57,7 @@ struct bma180_part_info {
u8 power_reg, power_mask, lowpower_val;
u8 int_enable_reg, int_enable_mask;
u8 int_map_reg, int_enable_dataready_int1_mask;
u8 softreset_reg;
u8 softreset_reg, softreset_val;
int (*chip_config)(struct bma180_data *data);
void (*chip_disable)(struct bma180_data *data);
@ -319,7 +319,8 @@ static int bma180_set_pmode(struct bma180_data *data, bool mode)
static int bma180_soft_reset(struct bma180_data *data)
{
int ret = i2c_smbus_write_byte_data(data->client,
data->part_info->softreset_reg, BMA180_RESET_VAL);
data->part_info->softreset_reg,
data->part_info->softreset_val);
if (ret)
dev_err(&data->client->dev, "failed to reset the chip\n");
@ -693,6 +694,7 @@ static const struct bma180_part_info bma180_part_info[] = {
.int_enable_reg = BMA180_CTRL_REG3,
.int_enable_mask = BMA180_NEW_DATA_INT,
.softreset_reg = BMA180_RESET,
.softreset_val = BMA180_RESET_VAL,
.chip_config = bma180_chip_config,
.chip_disable = bma180_chip_disable,
},
@ -721,6 +723,7 @@ static const struct bma180_part_info bma180_part_info[] = {
.int_map_reg = BMA250_INT_MAP_REG,
.int_enable_dataready_int1_mask = BMA250_INT1_DATA_MASK,
.softreset_reg = BMA250_RESET_REG,
.softreset_val = BMA180_RESET_VAL,
.chip_config = bma25x_chip_config,
.chip_disable = bma25x_chip_disable,
},
@ -749,6 +752,7 @@ static const struct bma180_part_info bma180_part_info[] = {
.int_map_reg = BMA254_INT_MAP_REG,
.int_enable_dataready_int1_mask = BMA254_INT1_DATA_MASK,
.softreset_reg = BMA254_RESET_REG,
.softreset_val = BMA180_RESET_VAL,
.chip_config = bma25x_chip_config,
.chip_disable = bma25x_chip_disable,
},