hwmon: (f71882fg) Add support for the F81865F

Add support for the Fintek F81865F. It's essentially compatible with
the F71882FG, but has fewer inputs: 7 voltage, 2 temperature and 2 fan
inputs only.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index 2987904..aa8cf5d5 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -55,6 +55,7 @@
 #define SIO_F71889_ID		0x0723	/* Chipset ID */
 #define SIO_F71889E_ID		0x0909	/* Chipset ID */
 #define SIO_F8000_ID		0x0581	/* Chipset ID */
+#define SIO_F81865_ID		0x0704	/* Chipset ID */
 
 #define REGION_LENGTH		8
 #define ADDR_REG_OFFSET		5
@@ -106,7 +107,7 @@
 MODULE_PARM_DESC(force_id, "Override the detected device ID");
 
 enum chips { f71808e, f71858fg, f71862fg, f71869, f71882fg, f71889fg,
-	     f71889ed, f8000 };
+	     f71889ed, f8000, f81865f };
 
 static const char *f71882fg_names[] = {
 	"f71808e",
@@ -117,6 +118,7 @@
 	"f71889fg", /* f81801u too, same id */
 	"f71889ed",
 	"f8000",
+	"f81865f",
 };
 
 static const char f71882fg_has_in[][F71882FG_MAX_INS] = {
@@ -128,6 +130,7 @@
 	[f71889fg]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
 	[f71889ed]	= { 1, 1, 1, 1, 1, 1, 1, 1, 1 },
 	[f8000]		= { 1, 1, 1, 0, 0, 0, 0, 0, 0 },
+	[f81865f]	= { 1, 1, 1, 1, 1, 1, 1, 0, 0 },
 };
 
 static const char f71882fg_has_in1_alarm[] = {
@@ -139,6 +142,7 @@
 	[f71889fg]	= 1,
 	[f71889ed]	= 1,
 	[f8000]		= 0,
+	[f81865f]	= 1,
 };
 
 static const char f71882fg_has_beep[] = {
@@ -150,6 +154,7 @@
 	[f71889fg]	= 1,
 	[f71889ed]	= 1,
 	[f8000]		= 0,
+	[f81865f]	= 1,
 };
 
 static const char f71882fg_nr_fans[] = {
@@ -161,6 +166,7 @@
 	[f71889fg]	= 3,
 	[f71889ed]	= 3,
 	[f8000]		= 3,
+	[f81865f]	= 2,
 };
 
 static const char f71882fg_nr_temps[] = {
@@ -172,6 +178,7 @@
 	[f71889fg]	= 3,
 	[f71889ed]	= 3,
 	[f8000]		= 3,
+	[f81865f]	= 2,
 };
 
 static struct platform_device *f71882fg_pdev;
@@ -2186,16 +2193,12 @@
 		case f71862fg:
 			err = (data->pwm_enable & 0x15) != 0x15;
 			break;
-		case f71808e:
-		case f71869:
-		case f71882fg:
-		case f71889fg:
-		case f71889ed:
-			err = 0;
-			break;
 		case f8000:
 			err = data->pwm_enable & 0x20;
 			break;
+		default:
+			err = 0;
+			break;
 		}
 		if (err) {
 			dev_err(&pdev->dev,
@@ -2433,6 +2436,9 @@
 	case SIO_F8000_ID:
 		sio_data->type = f8000;
 		break;
+	case SIO_F81865_ID:
+		sio_data->type = f81865f;
+		break;
 	default:
 		pr_info("Unsupported Fintek device: %04x\n",
 			(unsigned int)devid);