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authorJean Delvare <khali@linux-fr.org>2010-03-05 22:17:13 +0100
committerJean Delvare <khali@linux-fr.org>2010-03-05 22:17:13 +0100
commit6771ea1fff988651593f78c122bc02e80f5100a0 (patch)
treea7583f89769b553d7d8bbba42d30687043cd4a35 /drivers/hwmon
parent64ba9926759792cf7b95f823402e2781edd1b5d4 (diff)
hwmon: (lm90) Add support for the Winbond/Nuvoton W83L771AWG/ASG
This chips is found on several Zotac Ion ITX boards, amongst others. Signed-off-by: Jean Delvare <khali@linux-fr.org> Cc: MC Matti <mcmatti17@googlemail.com> Cc: Manuel Lamotte-Schubert <mls@pronego.com>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/Kconfig5
-rw-r--r--drivers/hwmon/lm90.c12
2 files changed, 14 insertions, 3 deletions
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 68cf87749a42..9234c2e2c7d9 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -563,9 +563,10 @@ config SENSORS_LM90
depends on I2C
help
If you say yes here you get support for National Semiconductor LM90,
- LM86, LM89 and LM99, Analog Devices ADM1032 and ADT7461, and Maxim
+ LM86, LM89 and LM99, Analog Devices ADM1032 and ADT7461, Maxim
MAX6646, MAX6647, MAX6648, MAX6649, MAX6657, MAX6658, MAX6659,
- MAX6680, MAX6681 and MAX6692 sensor chips.
+ MAX6680, MAX6681 and MAX6692, and Winbond/Nuvoton W83L771AWG/ASG
+ sensor chips.
This driver can also be built as a module. If so, the module
will be called lm90.
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c
index 7c9bdc167426..ddf617f3a713 100644
--- a/drivers/hwmon/lm90.c
+++ b/drivers/hwmon/lm90.c
@@ -93,7 +93,8 @@
static const unsigned short normal_i2c[] = {
0x18, 0x19, 0x1a, 0x29, 0x2a, 0x2b, 0x4c, 0x4d, 0x4e, I2C_CLIENT_END };
-enum chips { lm90, adm1032, lm99, lm86, max6657, adt7461, max6680, max6646 };
+enum chips { lm90, adm1032, lm99, lm86, max6657, adt7461, max6680, max6646,
+ w83l771 };
/*
* The LM90 registers
@@ -173,6 +174,7 @@ static const struct i2c_device_id lm90_id[] = {
{ "max6659", max6657 },
{ "max6680", max6680 },
{ "max6681", max6680 },
+ { "w83l771", w83l771 },
{ }
};
MODULE_DEVICE_TABLE(i2c, lm90_id);
@@ -758,6 +760,14 @@ static int lm90_detect(struct i2c_client *new_client,
&& reg_convrate <= 0x07) {
name = "max6646";
}
+ } else
+ if (address == 0x4C
+ && man_id == 0x5C) { /* Winbond/Nuvoton */
+ if ((chip_id & 0xFE) == 0x10 /* W83L771AWG/ASG */
+ && (reg_config1 & 0x2A) == 0x00
+ && reg_convrate <= 0x08) {
+ name = "w83l771";
+ }
}
if (!name) { /* identification failed */