lm77.sh: Drop verbose option, do silent test

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
common.sh: Add option -w for waittime after writing limit

This helps detecting cache problems, where the initially written
and cached value does not match the value actually written to the chip
and read back from it.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
common.sh: Check for overflow before checking for cache errors

This is useful and reduces test time if the overflow test fails,
especially if a wait time is configured to validate the register cache.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
emc2103.sh: Check register cache

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
emc6w201: Various improvements

Use latest API functions to validate attribute value ranges
and the register cache.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
lm92.sh: Check register cache

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
lm92.sh: Set to silent mode

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Add test script for dme1737 driver

Still in verbose mode, as the driver produces several failures.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>