diff options
| author | Patrick Titiano <ptitiano@baylibre.com> | 2014-12-04 17:45:51 +0100 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2014-12-04 10:59:42 -0800 |
| commit | 06adbaec2a7a3d04741557b411e264c7f9c91c85 (patch) | |
| tree | 98e362c9dcb931ccda304befdf0d07415b692f0d | |
| parent | dfcd4c53be1da9e297bba340ec46f3269cbc239e (diff) | |
| download | linux-06adbaec2a7a3d04741557b411e264c7f9c91c85.tar.bz2 | |
hwmon: (tmp401) Add support for TI TMP435
Signed-off-by: Patrick Titiano <ptitiano@baylibre.com>
[Bartosz Golaszewski: prepared for submission, code review fixes]
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
[Guenter Roeck: Merged two patches into one]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
| -rw-r--r-- | Documentation/hwmon/tmp401 | 8 | ||||
| -rw-r--r-- | drivers/hwmon/Kconfig | 2 | ||||
| -rw-r--r-- | drivers/hwmon/tmp401.c | 13 |
3 files changed, 18 insertions, 5 deletions
diff --git a/Documentation/hwmon/tmp401 b/Documentation/hwmon/tmp401 index f91e3fa7e5ec..445ff7b0f6a7 100644 --- a/Documentation/hwmon/tmp401 +++ b/Documentation/hwmon/tmp401 @@ -18,6 +18,10 @@ Supported chips: Prefix: 'tmp432' Addresses scanned: I2C 0x4c, 0x4d Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp432.html + * Texas Instruments TMP435 + Prefix: 'tmp435' + Addresses scanned: I2C 0x4c + Datasheet: http://focus.ti.com/docs/prod/folders/print/tmp435.html Authors: Hans de Goede <hdegoede@redhat.com> @@ -27,8 +31,8 @@ Description ----------- This driver implements support for Texas Instruments TMP401, TMP411, -TMP431, and TMP432 chips. These chips implement one or two remote and -one local temperature sensors. Temperature is measured in degrees +TMP431, TMP432 and TMP435 chips. These chips implement one or two remote +and one local temperature sensors. Temperature is measured in degrees Celsius. Resolution of the remote sensor is 0.0625 degree. Local sensor resolution can be set to 0.5, 0.25, 0.125 or 0.0625 degree (not supported by the driver so far, so using the default resolution of 0.5 diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index b1ce6a093a93..6529c09c46f0 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -1466,7 +1466,7 @@ config SENSORS_TMP401 depends on I2C help If you say yes here you get support for Texas Instruments TMP401, - TMP411, TMP431, and TMP432 temperature sensor chips. + TMP411, TMP431, TMP432 and TMP435 temperature sensor chips. This driver can also be built as a module. If so, the module will be called tmp401. diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c index 7fa6e7d0b9b6..ccd993880d74 100644 --- a/drivers/hwmon/tmp401.c +++ b/drivers/hwmon/tmp401.c @@ -46,7 +46,7 @@ /* Addresses to scan */ static const unsigned short normal_i2c[] = { 0x4c, 0x4d, 0x4e, I2C_CLIENT_END }; -enum chips { tmp401, tmp411, tmp431, tmp432 }; +enum chips { tmp401, tmp411, tmp431, tmp432, tmp435 }; /* * The TMP401 registers, note some registers have different addresses for @@ -136,6 +136,7 @@ static const u8 TMP432_STATUS_REG[] = { #define TMP411C_DEVICE_ID 0x10 #define TMP431_DEVICE_ID 0x31 #define TMP432_DEVICE_ID 0x32 +#define TMP435_DEVICE_ID 0x35 /* * Driver data (common to all clients) @@ -146,6 +147,7 @@ static const struct i2c_device_id tmp401_id[] = { { "tmp411", tmp411 }, { "tmp431", tmp431 }, { "tmp432", tmp432 }, + { "tmp435", tmp435 }, { } }; MODULE_DEVICE_TABLE(i2c, tmp401_id); @@ -684,6 +686,11 @@ static int tmp401_detect(struct i2c_client *client, return -ENODEV; kind = tmp432; break; + case TMP435_DEVICE_ID: + if (client->addr != 0x4c) + return -ENODEV; + kind = tmp435; + break; default: return -ENODEV; } @@ -705,7 +712,9 @@ static int tmp401_detect(struct i2c_client *client, static int tmp401_probe(struct i2c_client *client, const struct i2c_device_id *id) { - const char *names[] = { "TMP401", "TMP411", "TMP431", "TMP432" }; + static const char * const names[] = { + "TMP401", "TMP411", "TMP431", "TMP432", "TMP435" + }; struct device *dev = &client->dev; struct device *hwmon_dev; struct tmp401_data *data; |