please add device id 0x7a for the LM94 as well.
thanks
On 01/17/11 17:41, Guenter Roeck wrote:
This patch adds basic support for LM94 to the LM93 driver. LM94 specific
sensors and features are not supported.
Signed-off-by: Guenter Roeck<guenter.roeck@xxxxxxxxxxxx>
---
Documentation/hwmon/lm93 | 7 +++++++
drivers/hwmon/lm93.c | 19 +++++++++++++++++--
2 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/Documentation/hwmon/lm93 b/Documentation/hwmon/lm93
index 7a10616..f3b2ad2 100644
--- a/Documentation/hwmon/lm93
+++ b/Documentation/hwmon/lm93
@@ -6,6 +6,10 @@ Supported chips:
Prefix 'lm93'
Addresses scanned: I2C 0x2c-0x2e
Datasheet: http://www.national.com/ds.cgi/LM/LM93.pdf
+ * National Semiconductor LM94
+ Prefix 'lm94'
+ Addresses scanned: I2C 0x2c-0x2e
+ Datasheet: http://www.national.com/ds.cgi/LM/LM94.pdf
Authors:
Mark M. Hoffman<mhoffman@xxxxxxxxxxxxx>
@@ -56,6 +60,9 @@ previous motherboard management ASICs and uses some of the LM85's features
for dynamic Vccp monitoring and PROCHOT. It is designed to monitor a dual
processor Xeon class motherboard with a minimum of external components.
+LM94 is also supported in LM93 compatible mode. Extra sensors and features of
+LM94 are not supported.
+
User Interface
--------------
diff --git a/drivers/hwmon/lm93.c b/drivers/hwmon/lm93.c
index c9ed14e..4a8b984 100644
--- a/drivers/hwmon/lm93.c
+++ b/drivers/hwmon/lm93.c
@@ -135,6 +135,10 @@
#define LM93_MFR_ID 0x73
#define LM93_MFR_ID_PROTOTYPE 0x72
+/* LM94 REGISTER VALUES */
+#define LM94_MFR_ID 0x79
+#define LM94_MFR_ID_PROTOTYPE 0x78
+
/* SMBus capabilities */
#define LM93_SMBUS_FUNC_FULL (I2C_FUNC_SMBUS_BYTE_DATA | \
I2C_FUNC_SMBUS_WORD_DATA | I2C_FUNC_SMBUS_BLOCK_DATA)
@@ -2504,6 +2508,7 @@ static int lm93_detect(struct i2c_client *client, struct i2c_board_info *info)
{
struct i2c_adapter *adapter = client->adapter;
int mfr, ver;
+ const char *name;
if (!i2c_check_functionality(adapter, LM93_SMBUS_FUNC_MIN))
return -ENODEV;
@@ -2517,13 +2522,22 @@ static int lm93_detect(struct i2c_client *client, struct i2c_board_info *info)
}
ver = lm93_read_byte(client, LM93_REG_VER);
- if (ver != LM93_MFR_ID&& ver != LM93_MFR_ID_PROTOTYPE) {
+ switch (ver) {
+ case LM93_MFR_ID:
+ case LM93_MFR_ID_PROTOTYPE:
+ name = "lm93";
+ break;
+ case LM94_MFR_ID:
+ case LM94_MFR_ID_PROTOTYPE:
+ name = "lm94";
+ break;
+ default:
dev_dbg(&adapter->dev,
"detect failed, bad version id 0x%02x!\n", ver);
return -ENODEV;
}
- strlcpy(info->type, "lm93", I2C_NAME_SIZE);
+ strlcpy(info->type, name, I2C_NAME_SIZE);
dev_dbg(&adapter->dev,"loading %s at %d,0x%02x\n",
client->name, i2c_adapter_id(client->adapter),
client->addr);
@@ -2602,6 +2616,7 @@ static int lm93_remove(struct i2c_client *client)
static const struct i2c_device_id lm93_id[] = {
{ "lm93", 0 },
+ { "lm94", 0 },
{ }
};
MODULE_DEVICE_TABLE(i2c, lm93_id);
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