hwmon: (nct6683) Support NCT6686D

Add support for NCT6686D chip used in the Lenovo P620.

Signed-off-by: Jiqi Li <lijq9@lenovo.com>
Reviewed-by: Mark Pearson <markpearson@lenovo.com>
Link: https://lore.kernel.org/r/20210304104421.1912934-1-lijq9@lenovo.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/nct6683.c b/drivers/hwmon/nct6683.c
index a23047a..256e8d6 100644 (file)
--- a/drivers/hwmon/nct6683.c
+++ b/drivers/hwmon/nct6683.c
@@ -1,7 +1,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * nct6683 - Driver for the hardware monitoring functionality of
- *          Nuvoton NCT6683D/NCT6687D eSIO
+ *          Nuvoton NCT6683D/NCT6686D/NCT6687D eSIO
  *
  * Copyright (C) 2013  Guenter Roeck <linux@roeck-us.net>
  *
@@ -12,6 +12,7 @@
  *
  * Chip        #vin    #fan    #pwm    #temp  chip ID
  * nct6683d     21(1)   16      8       32(1) 0xc730
+ * nct6686d     21(1)   16      8       32(1) 0xd440
  * nct6687d     21(1)   16      8       32(1) 0xd590
  *
  * Notes:
@@ -33,7 +34,7 @@
 #include <linux/platform_device.h>
 #include <linux/slab.h>
 
-enum kinds { nct6683, nct6687 };
+enum kinds { nct6683, nct6686, nct6687 };
 
 static bool force;
 module_param(force, bool, 0);
@@ -41,11 +42,13 @@ MODULE_PARM_DESC(force, "Set to one to enable support for unknown vendors");
 
 static const char * const nct6683_device_names[] = {
        "nct6683",
+       "nct6686",
        "nct6687",
 };
 
 static const char * const nct6683_chip_names[] = {
        "NCT6683D",
+       "NCT6686D",
        "NCT6687D",
 };
 
@@ -66,6 +69,7 @@ static const char * const nct6683_chip_names[] = {
 
 #define SIO_NCT6681_ID         0xb270  /* for later */
 #define SIO_NCT6683_ID         0xc730
+#define SIO_NCT6686_ID         0xd440
 #define SIO_NCT6687_ID         0xd590
 #define SIO_ID_MASK            0xFFF0
 
@@ -1362,6 +1366,9 @@ static int __init nct6683_find(int sioaddr, struct nct6683_sio_data *sio_data)
        case SIO_NCT6683_ID:
                sio_data->kind = nct6683;
                break;
+       case SIO_NCT6686_ID:
+               sio_data->kind = nct6686;
+               break;
        case SIO_NCT6687_ID:
                sio_data->kind = nct6687;
                break;