A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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hwmon: (lm90) Add support for the Winbond/Nuvoton W83L771AWG/ASG

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This chips is found on several Zotac Ion ITX boards, amongst others.

Signed-off-by: Jean Delvare <[email protected]>
Cc: MC Matti <[email protected]>
Cc: Manuel Lamotte-Schubert <[email protected]>
This commit is contained in:
Jean Delvare 2010-03-05 22:17:13 +01:00
commit 6771ea1fff
3 changed files with 24 additions and 3 deletions
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5
drivers/hwmon/Kconfig
View file

@ -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.

12
drivers/hwmon/lm90.c
View file

@ -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 */