On Mon, Jul 28, 2025 at 09:49:13AM +0530, Lakshay Piplani wrote: > Add support for lm75 compatible NXP P3T1750 > temperature sensor. > > Signed-off-by: Lakshay Piplani <lakshay.piplani@xxxxxxx> > --- > Changes in v2: > - None. Patch unchanged. Alphabetic order applies here too. Never mind, I fixed that up. Applied. Guenter > > Documentation/hwmon/lm75.rst | 6 ++++-- > drivers/hwmon/lm75.c | 13 +++++++++++++ > 2 files changed, 17 insertions(+), 2 deletions(-) > > diff --git a/Documentation/hwmon/lm75.rst b/Documentation/hwmon/lm75.rst > index c6a54bbca3c5..84e690824fee 100644 > --- a/Documentation/hwmon/lm75.rst > +++ b/Documentation/hwmon/lm75.rst > @@ -121,9 +121,9 @@ Supported chips: > > https://www.ti.com/product/TMP1075 > > - * NXP LM75B, P3T1755, PCT2075 > + * NXP LM75B, P3T1755, PCT2075, 'P3T1750' > > - Prefix: 'lm75b', 'p3t1755', 'pct2075' > + Prefix: 'lm75b', 'p3t1755', 'pct2075', 'p3t1750' > > Addresses scanned: none > > @@ -135,6 +135,8 @@ Supported chips: > > https://www.nxp.com/docs/en/data-sheet/PCT2075.pdf > > + https://www.nxp.com/docs/en/data-sheet/P3T1750DP.pdf > + > * AMS OSRAM AS6200 > > Prefix: 'as6200' > diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c > index 9b4875e2fd8d..979057f02748 100644 > --- a/drivers/hwmon/lm75.c > +++ b/drivers/hwmon/lm75.c > @@ -40,6 +40,7 @@ enum lm75_type { /* keep sorted in alphabetical order */ > max31725, > mcp980x, > p3t1755, > + p3t1750, > pct2075, > stds75, > stlm75, > @@ -229,6 +230,13 @@ static const struct lm75_params device_params[] = { > .num_sample_times = 4, > .sample_times = (unsigned int []){ 28, 55, 110, 220 }, > }, > + [p3t1750] = { > + .clr_mask = 1 << 1 | 1 << 7, /* disable SMBAlert and one-shot */ > + .default_resolution = 12, > + .default_sample_time = 55, > + .num_sample_times = 4, > + .sample_times = (unsigned int []){ 28, 55, 110, 220 }, > + }, > [pct2075] = { > .default_resolution = 11, > .default_sample_time = MSEC_PER_SEC / 10, > @@ -806,6 +814,7 @@ static const struct i2c_device_id lm75_i2c_ids[] = { > { "max31726", max31725, }, > { "mcp980x", mcp980x, }, > { "p3t1755", p3t1755, }, > + { "p3t1750", p3t1750, }, > { "pct2075", pct2075, }, > { "stds75", stds75, }, > { "stlm75", stlm75, }, > @@ -920,6 +929,10 @@ static const struct of_device_id __maybe_unused lm75_of_match[] = { > .compatible = "nxp,p3t1755", > .data = (void *)p3t1755 > }, > + { > + .compatible = "nxp,p3t1750", > + .data = (void *)p3t1750 > + }, > { > .compatible = "nxp,pct2075", > .data = (void *)pct2075
