On 1/30/21 2:38 AM, Matwey V. Kornilov wrote: > NXP LM75A is compatible with original LM75A while it has improved > 11-bit precision. > > https://www.nxp.com/docs/en/data-sheet/LM75A.pdf > > Signed-off-by: Matwey V. Kornilov <matwey@xxxxxxxxxx> > --- > drivers/hwmon/lm75.c | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c > index 3aa7f9454f57..37dc903ebf54 100644 > --- a/drivers/hwmon/lm75.c > +++ b/drivers/hwmon/lm75.c > @@ -699,6 +699,10 @@ static const struct of_device_id __maybe_unused lm75_of_match[] = { > .compatible = "national,lm75b", > .data = (void *)lm75b > }, > + { > + .compatible = "nxp,lm75a", > + .data = (void *)lm75b This should get a different identifier (such as lm75a_nxp or whatever) because otherwise the results would be different on non-devicetree systems which would only match "lm75a". > + }, > { > .compatible = "maxim,max6625", > .data = (void *)max6625 > Both "nxp,lm75a" and "nxp,lm75b" need to be added to Documentation/devicetree/bindings/hwmon/lm75.yaml (in a separate patch with copy to dt maintainers for review). Guenter
