hwmon: (adm1275) enable adm1272 temperature reporting

adm1272 supports temperature reporting but it is disabled by default.

Tested:
ls temp1_*
temp1_crit           temp1_highest        temp1_max
temp1_crit_alarm     temp1_input          temp1_max_alarm

cat temp1_input
26642

Signed-off-by: Chu Lin <linchuyuan@google.com>
Link: https://lore.kernel.org/r/20210512171043.2433694-1-linchuyuan@google.com
[groeck: Updated subject to reflect correct driver]
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/pmbus/adm1275.c b/drivers/hwmon/pmbus/adm1275.c
index 980a3850b2f3945c25e4980850f5130925b5d5dd..d311e0557401c9e2456479704641f920efac68d6 100644 (file)
--- a/drivers/hwmon/pmbus/adm1275.c
+++ b/drivers/hwmon/pmbus/adm1275.c
@@ -611,11 +611,13 @@ static int adm1275_probe(struct i2c_client *client)
                tindex = 8;
 
                info->func[0] |= PMBUS_HAVE_PIN | PMBUS_HAVE_STATUS_INPUT |
-                       PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT;
+                       PMBUS_HAVE_VOUT | PMBUS_HAVE_STATUS_VOUT |
+                       PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP;
 
-               /* Enable VOUT if not enabled (it is disabled by default) */
-               if (!(config & ADM1278_VOUT_EN)) {
-                       config |= ADM1278_VOUT_EN;
+               /* Enable VOUT & TEMP1 if not enabled (disabled by default) */
+               if ((config & (ADM1278_VOUT_EN | ADM1278_TEMP1_EN)) !=
+                   (ADM1278_VOUT_EN | ADM1278_TEMP1_EN)) {
+                       config |= ADM1278_VOUT_EN | ADM1278_TEMP1_EN;
                        ret = i2c_smbus_write_byte_data(client,
                                                        ADM1275_PMON_CONFIG,
                                                        config);
@@ -625,10 +627,6 @@ static int adm1275_probe(struct i2c_client *client)
                                return -ENODEV;
                        }
                }
-
-               if (config & ADM1278_TEMP1_EN)
-                       info->func[0] |=
-                               PMBUS_HAVE_TEMP | PMBUS_HAVE_STATUS_TEMP;
                if (config & ADM1278_VIN_EN)
                        info->func[0] |= PMBUS_HAVE_VIN;
                break;