From 3f08d7f49f8365d5c9050522ee733951a503e955 Mon Sep 17 00:00:00 2001 From: Guenter Roeck Date: Mon, 23 Sep 2013 11:23:37 -0700 Subject: hwmon: (pmbus/ltc2978): Add support for LTC2978A Detect LTC2978A chip ID. Treat it as LC2978. Signed-off-by: Guenter Roeck --- drivers/hwmon/pmbus/ltc2978.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/hwmon') diff --git a/drivers/hwmon/pmbus/ltc2978.c b/drivers/hwmon/pmbus/ltc2978.c index e05ff565ef61..de3c152a1d9a 100644 --- a/drivers/hwmon/pmbus/ltc2978.c +++ b/drivers/hwmon/pmbus/ltc2978.c @@ -57,6 +57,7 @@ enum chips { ltc2974, ltc2977, ltc2978, ltc3880, ltc3883 }; #define LTC2977_ID 0x0130 #define LTC2978_ID_REV1 0x0121 #define LTC2978_ID_REV2 0x0122 +#define LTC2978A_ID 0x0124 #define LTC3880_ID 0x4000 #define LTC3880_ID_MASK 0xff00 #define LTC3883_ID 0x4300 @@ -397,7 +398,8 @@ static int ltc2978_probe(struct i2c_client *client, data->id = ltc2974; } else if (chip_id == LTC2977_ID) { data->id = ltc2977; - } else if (chip_id == LTC2978_ID_REV1 || chip_id == LTC2978_ID_REV2) { + } else if (chip_id == LTC2978_ID_REV1 || chip_id == LTC2978_ID_REV2 || + chip_id == LTC2978A_ID) { data->id = ltc2978; } else if ((chip_id & LTC3880_ID_MASK) == LTC3880_ID) { data->id = ltc3880; -- cgit v1.2.3