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authorGuenter Roeck <linux@roeck-us.net>2014-03-05 18:33:01 +0100
committerGuenter Roeck <linux@roeck-us.net>2014-03-06 06:52:06 +0100
commita2e151074366487dcde943fdc08d88acfe476f9d (patch)
treeba4f8372b65694119e42a4e56d2e00571d2544c0
parenthwmon: Do not accept invalid name attributes (diff)
downloadlinux-a2e151074366487dcde943fdc08d88acfe476f9d.tar.xz
linux-a2e151074366487dcde943fdc08d88acfe476f9d.zip
hwmon: (pmbus/ltc2978) Add new chip ID for LTC2974
LTC2974 datasheet revision C lists the chip ID for LTC2974 as 0x0213. Reviewed-by: Robert Coulson <rob.coulson@gmail.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
-rw-r--r--drivers/hwmon/pmbus/ltc2978.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c
index de3c152a1d9a..629bfe0fe90a 100644
--- a/drivers/hwmon/pmbus/ltc2978.c
+++ b/drivers/hwmon/pmbus/ltc2978.c
@@ -53,7 +53,8 @@ enum chips { ltc2974, ltc2977, ltc2978, ltc3880, ltc3883 };
/* LTC3883 only */
#define LTC3883_MFR_IIN_PEAK 0xe1
-#define LTC2974_ID 0x0212
+#define LTC2974_ID_REV1 0x0212
+#define LTC2974_ID_REV2 0x0213
#define LTC2977_ID 0x0130
#define LTC2978_ID_REV1 0x0121
#define LTC2978_ID_REV2 0x0122
@@ -394,7 +395,7 @@ static int ltc2978_probe(struct i2c_client *client,
if (chip_id < 0)
return chip_id;
- if (chip_id == LTC2974_ID) {
+ if (chip_id == LTC2974_ID_REV1 || chip_id == LTC2974_ID_REV2) {
data->id = ltc2974;
} else if (chip_id == LTC2977_ID) {
data->id = ltc2977;