diff options
Diffstat (limited to 'drivers/misc/ad525x_dpot.c')
| -rw-r--r-- | drivers/misc/ad525x_dpot.c | 24 |
1 files changed, 11 insertions, 13 deletions
diff --git a/drivers/misc/ad525x_dpot.c b/drivers/misc/ad525x_dpot.c index a0afadefcc49..1f6d008e0036 100644 --- a/drivers/misc/ad525x_dpot.c +++ b/drivers/misc/ad525x_dpot.c @@ -202,22 +202,20 @@ static s32 dpot_read_i2c(struct dpot_data *dpot, u8 reg) return dpot_read_r8d8(dpot, ctrl); case DPOT_UID(AD5272_ID): case DPOT_UID(AD5274_ID): - dpot_write_r8d8(dpot, + dpot_write_r8d8(dpot, (DPOT_AD5270_1_2_4_READ_RDAC << 2), 0); - value = dpot_read_r8d16(dpot, - DPOT_AD5270_1_2_4_RDAC << 2); - - if (value < 0) - return value; - /* - * AD5272/AD5274 returns high byte first, however - * underling smbus expects low byte first. - */ - value = swab16(value); + value = dpot_read_r8d16(dpot, DPOT_AD5270_1_2_4_RDAC << 2); + if (value < 0) + return value; + /* + * AD5272/AD5274 returns high byte first, however + * underling smbus expects low byte first. + */ + value = swab16(value); - if (dpot->uid == DPOT_UID(AD5274_ID)) - value = value >> 2; + if (dpot->uid == DPOT_UID(AD5274_ID)) + value = value >> 2; return value; default: if ((reg & DPOT_REG_TOL) || (dpot->max_pos > 256)) |