Add support for NCT6793D

NCT6793D is register compatible with NCT6792D.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/nct6775.c b/nct6775.c
index d9306d1706685a795dbee0f723c71558a45c4a29..ae526107870d5202140559fef5bee79f03a862b9 100644 (file)
--- a/nct6775.c
+++ b/nct6775.c
@@ -39,6 +39,7 @@
  * nct6779d    15      5       5       2+6    0xc560 0xc1    0x5ca3
  * nct6791d    15      6       6       2+6    0xc800 0xc1    0x5ca3
  * nct6792d    15      6       6       2+6    0xc911 0xc1    0x5ca3
+ * nct6793d    15      6       6       2+6    0xd110 0xc1    0x5ca3
  *
  * #temp lists the number of monitored temperature sources (first value) plus
  * the number of directly connectable temperature sensors (second value).
@@ -64,7 +65,7 @@
 
 #define USE_ALTERNATE
 
-enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792 };
+enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793 };
 
 /* used to set data->name = nct6775_device_names[data->sio_kind] */
 static const char * const nct6775_device_names[] = {
@@ -74,6 +75,7 @@ static const char * const nct6775_device_names[] = {
        "nct6779",
        "nct6791",
        "nct6792",
+       "nct6793",
 };
 
 static unsigned short force_id;
@@ -105,6 +107,7 @@ MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal");
 #define SIO_NCT6779_ID         0xc560
 #define SIO_NCT6791_ID         0xc800
 #define SIO_NCT6792_ID         0xc910
+#define SIO_NCT6793_ID         0xd110
 #define SIO_ID_MASK            0xFFF0
 
 enum pwm_enable { off, manual, thermal_cruise, speed_cruise, sf3, sf4 };
@@ -542,7 +545,7 @@ static const s8 NCT6791_ALARM_BITS[] = {
        4, 5, 13, -1, -1, -1,           /* temp1..temp6 */
        12, 9 };                        /* intrusion0, intrusion1 */
 
-/* NCT6792 specific data */
+/* NCT6792/NCT6793 specific data */
 
 static const u16 NCT6792_REG_TEMP_MON[] = {
        0x73, 0x75, 0x77, 0x79, 0x7b, 0x7d };
@@ -1067,6 +1070,7 @@ static bool is_word_sized(struct nct6775_data *data, u16 reg)
        case nct6779:
        case nct6791:
        case nct6792:
+       case nct6793:
                return reg == 0x150 || reg == 0x153 || reg == 0x155 ||
                  ((reg & 0xfff0) == 0x4b0 && (reg & 0x000f) < 0x0b) ||
                  reg == 0x402 ||
@@ -1418,6 +1422,7 @@ static void nct6775_update_pwm_limits(struct device *dev)
                case nct6779:
                case nct6791:
                case nct6792:
+               case nct6793:
                        reg = nct6775_read_value(data,
                                        data->REG_CRITICAL_PWM_ENABLE[i]);
                        if (reg & data->CRITICAL_PWM_ENABLE_MASK)
@@ -2845,6 +2850,7 @@ store_auto_pwm(struct device *dev, struct device_attribute *attr,
                case nct6779:
                case nct6791:
                case nct6792:
+               case nct6793:
                        nct6775_write_value(data, data->REG_CRITICAL_PWM[nr],
                                            val);
                        reg = nct6775_read_value(data,
@@ -3281,7 +3287,7 @@ nct6775_check_fan_inputs(struct nct6775_data *data)
                pwm4pin = false;
                pwm5pin = false;
                pwm6pin = false;
-       } else {        /* NCT6779D, NCT6791D, or NCT6792D */
+       } else {        /* NCT6779D, NCT6791D, NCT6792D, or NCT6793D */
                regval = superio_inb(sioreg, 0x1c);
 
                fan3pin = !(regval & (1 << 5));
@@ -3294,7 +3300,8 @@ nct6775_check_fan_inputs(struct nct6775_data *data)
 
                fan4min = fan4pin;
 
-               if (data->kind == nct6791 || data->kind == nct6792) {
+               if (data->kind == nct6791 || data->kind == nct6792 ||
+                   data->kind == nct6793) {
                        regval = superio_inb(sioreg, 0x2d);
                        fan6pin = (regval & (1 << 1));
                        pwm6pin = (regval & (1 << 0));
@@ -3668,6 +3675,7 @@ static int nct6775_probe(struct platform_device *pdev)
                break;
        case nct6791:
        case nct6792:
+       case nct6793:
                data->in_num = 15;
                data->pwm_num = 6;
                data->auto_pwm_num = 4;
@@ -3943,6 +3951,7 @@ static int nct6775_probe(struct platform_device *pdev)
        case nct6779:
        case nct6791:
        case nct6792:
+       case nct6793:
                break;
        }
 
@@ -3975,6 +3984,7 @@ static int nct6775_probe(struct platform_device *pdev)
                        break;
                case nct6791:
                case nct6792:
+               case nct6793:
                        tmp |= 0x7e;
                        break;
                }
@@ -4095,7 +4105,8 @@ static int __maybe_unused nct6775_resume(struct device *dev)
        if (reg != data->sio_reg_enable)
                superio_outb(sioreg, SIO_REG_ENABLE, data->sio_reg_enable);
 
-       if (data->kind == nct6791 || data->kind == nct6792)
+       if (data->kind == nct6791 || data->kind == nct6792 ||
+           data->kind == nct6793)
                nct6791_enable_io_mapping(sioreg);
 
        superio_exit(sioreg);
@@ -4202,6 +4213,9 @@ static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data)
        case SIO_NCT6792_ID:
                sio_data->kind = nct6792;
                break;
+       case SIO_NCT6793_ID:
+               sio_data->kind = nct6793;
+               break;
        default:
                if (val != 0xffff)
                        pr_debug("unsupported chip ID: 0x%04x\n", val);
@@ -4227,7 +4241,8 @@ static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data)
                superio_outb(sioaddr, SIO_REG_ENABLE, val | 0x01);
        }
 
-       if (sio_data->kind == nct6791 || sio_data->kind == nct6792)
+       if (sio_data->kind == nct6791 || sio_data->kind == nct6792 ||
+           sio_data->kind == nct6793)
                nct6791_enable_io_mapping(sioaddr);
 
        superio_exit(sioaddr);
@@ -4337,7 +4352,7 @@ static void __exit sensors_nct6775_exit(void)
 }
 
 MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>");
-MODULE_DESCRIPTION("NCT6106D/NCT6775F/NCT6776F/NCT6779D/NCT6791D/NCT6792D driver");
+MODULE_DESCRIPTION("Driver for NCT6775F and compatible chips");
 MODULE_LICENSE("GPL");
 
 module_init(sensors_nct6775_init);