linux-kernel - [PATCH] hwmon: (nct6883) Support NCT6686d

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Message-ID: <20210302061849.1825806-1-lijq9@lenovo.com>
Date:   Tue, 2 Mar 2021 14:18:49 +0800
From:   Jiqi Li <lijq9@...ovo.com>
To:     <jdelvare@...e.com>, <linux@...ck-us.net>,
        <linux-hwmon@...r.kernel.org>, <linux-kernel@...r.kernel.org>
CC:     <markpearson@...ovo.com>, Jiqi Li <lijq9@...ovo.com>
Subject: [PATCH] hwmon: (nct6883) Support NCT6686d

Add support for NCT6686d chip used in the Lenovo P620.

Signed-off-by: Jiqi Li <lijq9@...ovo.com>
Reviewed-by: Mark Pearson <markpearson@...ovo.com>
---
 drivers/hwmon/nct6683.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/hwmon/nct6683.c b/drivers/hwmon/nct6683.c
index a23047a3bfe2..3de7bd146965 100644
--- a/drivers/hwmon/nct6683.c
+++ b/drivers/hwmon/nct6683.c
@@ -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;
-- 
2.18.2