diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/lm75.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c index e29b294..c348517 100644 --- a/drivers/hwmon/lm75.c +++ b/drivers/hwmon/lm75.c @@ -47,6 +47,19 @@ int dtt_read(int sensor, int reg) int dlen; uchar data[2]; +#ifdef CONFIG_DTT_AD7414 + /* + * On AD7414 the first value upon bootup is not read correctly. + * This is most likely because of the 800ms update time of the + * temp register in normal update mode. To get current values + * each time we issue the "dtt" command including upon powerup + * we switch into one-short mode. + * + * Issue one-shot mode command + */ + dtt_write(sensor, DTT_CONFIG, 0x64); +#endif + /* * Validate 'reg' param */ |