hwmon: (nct6775) Add support for NCT6102D/6106D

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

1 files changed, 225 insertions, 25 deletions

diff --git a/drivers/hwmon/nct6775.c b/drivers/hwmon/nct6775.c
index caff72658c1a..bebddbbd3907 100644
--- a/drivers/hwmon/nct6775.c
+++ b/drivers/hwmon/nct6775.c
@@ -33,6 +33,7 @@
  * Supports the following chips:
  *
  * Chip        #vin    #fan    #pwm    #temp  chip IDs       man ID
+ * nct6106d     9      3       3       6+3    0xc450 0xc1    0x5ca3
  * nct6775f     9      4       3       6+3    0xb470 0xc1    0x5ca3
  * nct6776f     9      5       3       6+3    0xc330 0xc1    0x5ca3
  * nct6779d    15      5       5       2+6    0xc560 0xc1    0x5ca3
@@ -59,10 +60,11 @@
 
 #define USE_ALTERNATE
 
-enum kinds { nct6775, nct6776, nct6779 };
+enum kinds { nct6106, nct6775, nct6776, nct6779 };
 
 /* used to set data->name = nct6775_device_names[data->sio_kind] */
 static const char * const nct6775_device_names[] = {
+        "nct6106",
         "nct6775",
         "nct6776",
         "nct6779",
@@ -91,6 +93,7 @@ MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal");
 #define SIO_REG_ENABLE          0x30    /* Logical device enable */
 #define SIO_REG_ADDR            0x60    /* Logical device address (2 bytes) */
 
+#define SIO_NCT6106_ID          0xc450
 #define SIO_NCT6775_ID          0xb470
 #define SIO_NCT6776_ID          0xc330
 #define SIO_NCT6779_ID          0xc560
@@ -167,7 +170,7 @@ superio_exit(int ioreg)
 #define NUM_TEMP        10      /* Max number of temp attribute sets w/ limits*/
 #define NUM_TEMP_FIXED  6       /* Max number of fixed temp attribute sets */
 
-#define NUM_REG_ALARM   4       /* Max number of alarm registers */
+#define NUM_REG_ALARM   7       /* Max number of alarm registers */
 
 /* Common and NCT6775 specific data */
 
@@ -185,6 +188,7 @@ static const u16 NCT6775_REG_IN[] = {
 
 #define NCT6775_REG_VBAT                0x5D
 #define NCT6775_REG_DIODE               0x5E
+#define NCT6775_DIODE_MASK              0x02
 
 #define NCT6775_REG_FANDIV1             0x506
 #define NCT6775_REG_FANDIV2             0x507
@@ -238,6 +242,7 @@ static const u16 NCT6775_REG_PWM_READ[] = { 0x01, 0x03, 0x11, 0x13, 0x15 };
 static const u16 NCT6775_REG_FAN[] = { 0x630, 0x632, 0x634, 0x636, 0x638 };
 static const u16 NCT6775_REG_FAN_MIN[] = { 0x3b, 0x3c, 0x3d };
 static const u16 NCT6775_REG_FAN_PULSES[] = { 0x641, 0x642, 0x643, 0x644, 0 };
+static const u16 NCT6775_FAN_PULSE_SHIFT[] = { 0, 0, 0, 0, 0 };
 
 static const u16 NCT6775_REG_TEMP[] = {
         0x27, 0x150, 0x250, 0x62b, 0x62c, 0x62d };
@@ -396,6 +401,7 @@ static const u16 NCT6779_REG_FAN_PULSES[] = {
 
 static const u16 NCT6779_REG_CRITICAL_PWM_ENABLE[] = {
         0x136, 0x236, 0x336, 0x836, 0x936 };
+#define NCT6779_CRITICAL_PWM_ENABLE_MASK        0x01
 static const u16 NCT6779_REG_CRITICAL_PWM[] = {
         0x137, 0x237, 0x337, 0x837, 0x937 };
 
@@ -449,6 +455,88 @@ static const u16 NCT6779_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6779_temp_label) - 1]
 static const u16 NCT6779_REG_TEMP_CRIT[ARRAY_SIZE(nct6779_temp_label) - 1]
         = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x709, 0x70a };
 
+/* NCT6102D/NCT6106D specific data */
+
+#define NCT6106_REG_VBAT        0x318
+#define NCT6106_REG_DIODE       0x319
+#define NCT6106_DIODE_MASK      0x01
+
+static const u16 NCT6106_REG_IN_MAX[] = {
+        0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9e, 0xa0, 0xa2 };
+static const u16 NCT6106_REG_IN_MIN[] = {
+        0x91, 0x93, 0x95, 0x97, 0x99, 0x9b, 0x9f, 0xa1, 0xa3 };
+static const u16 NCT6106_REG_IN[] = {
+        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x07, 0x08, 0x09 };
+
+static const u16 NCT6106_REG_TEMP[] = { 0x10, 0x11, 0x12, 0x13, 0x14, 0x15 };
+static const u16 NCT6106_REG_TEMP_HYST[] = {
+        0xc3, 0xc7, 0xcb, 0xcf, 0xd3, 0xd7 };
+static const u16 NCT6106_REG_TEMP_OVER[] = {
+        0xc2, 0xc6, 0xca, 0xce, 0xd2, 0xd4 };
+static const u16 NCT6106_REG_TEMP_OFFSET[] = { 0x311, 0x312, 0x313 };
+static const u16 NCT6106_REG_TEMP_CONFIG[] = {
+        0xb7, 0xb8, 0xb9, 0xba, 0xbb, 0xbc };
+
+static const u16 NCT6106_REG_FAN[] = { 0x20, 0x22, 0x24 };
+static const u16 NCT6106_REG_FAN_MIN[] = { 0xe0, 0xe2, 0xe4 };
+static const u16 NCT6106_REG_FAN_PULSES[] = { 0xf6, 0xf6, 0xf6, 0, 0 };
+static const u16 NCT6106_FAN_PULSE_SHIFT[] = { 0, 2, 4, 0, 0 };
+
+static const u8 NCT6106_REG_PWM_MODE[] = { 0xf3, 0xf3, 0xf3 };
+static const u8 NCT6106_PWM_MODE_MASK[] = { 0x01, 0x02, 0x04 };
+static const u16 NCT6106_REG_PWM[] = { 0x119, 0x129, 0x139 };
+static const u16 NCT6106_REG_PWM_READ[] = { 0x4a, 0x4b, 0x4c };
+static const u16 NCT6106_REG_FAN_MODE[] = { 0x113, 0x123, 0x133 };
+static const u16 NCT6106_REG_TEMP_SEL[] = { 0x110, 0x120, 0x130 };
+static const u16 NCT6106_REG_TEMP_SOURCE[] = {
+        0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5 };
+
+static const u16 NCT6106_REG_CRITICAL_TEMP[] = { 0x11a, 0x12a, 0x13a };
+static const u16 NCT6106_REG_CRITICAL_TEMP_TOLERANCE[] = {
+        0x11b, 0x12b, 0x13b };
+
+static const u16 NCT6106_REG_CRITICAL_PWM_ENABLE[] = { 0x11c, 0x12c, 0x13c };
+#define NCT6106_CRITICAL_PWM_ENABLE_MASK        0x10
+static const u16 NCT6106_REG_CRITICAL_PWM[] = { 0x11d, 0x12d, 0x13d };
+
+static const u16 NCT6106_REG_FAN_STEP_UP_TIME[] = { 0x114, 0x124, 0x134 };
+static const u16 NCT6106_REG_FAN_STEP_DOWN_TIME[] = { 0x115, 0x125, 0x135 };
+static const u16 NCT6106_REG_FAN_STOP_OUTPUT[] = { 0x116, 0x126, 0x136 };
+static const u16 NCT6106_REG_FAN_START_OUTPUT[] = { 0x117, 0x127, 0x137 };
+static const u16 NCT6106_REG_FAN_STOP_TIME[] = { 0x118, 0x128, 0x138 };
+static const u16 NCT6106_REG_TOLERANCE_H[] = { 0x112, 0x122, 0x132 };
+
+static const u16 NCT6106_REG_TARGET[] = { 0x111, 0x121, 0x131 };
+
+static const u16 NCT6106_REG_WEIGHT_TEMP_SEL[] = { 0x168, 0x178, 0x188 };
+static const u16 NCT6106_REG_WEIGHT_TEMP_STEP[] = { 0x169, 0x179, 0x189 };
+static const u16 NCT6106_REG_WEIGHT_TEMP_STEP_TOL[] = { 0x16a, 0x17a, 0x18a };
+static const u16 NCT6106_REG_WEIGHT_DUTY_STEP[] = { 0x16b, 0x17b, 0x17c };
+static const u16 NCT6106_REG_WEIGHT_TEMP_BASE[] = { 0x16c, 0x17c, 0x18c };
+static const u16 NCT6106_REG_WEIGHT_DUTY_BASE[] = { 0x16d, 0x17d, 0x18d };
+
+static const u16 NCT6106_REG_AUTO_TEMP[] = { 0x160, 0x170, 0x180 };
+static const u16 NCT6106_REG_AUTO_PWM[] = { 0x164, 0x174, 0x184 };
+
+static const u16 NCT6106_REG_ALARM[NUM_REG_ALARM] = {
+        0x77, 0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d };
+
+static const s8 NCT6106_ALARM_BITS[] = {
+        0, 1, 2, 3, 4, 5, 7, 8,         /* in0.. in7 */
+        9, -1, -1, -1, -1, -1, -1,      /* in8..in14 */
+        -1,                             /* unused */
+        32, 33, 34, -1, -1,             /* fan1..fan5 */
+        -1, -1, -1,                     /* unused */
+        16, 17, 18, 19, 20, 21,         /* temp1..temp6 */
+        48, -1                          /* intrusion0, intrusion1 */
+};
+
+static const u16 NCT6106_REG_TEMP_ALTERNATE[ARRAY_SIZE(nct6776_temp_label) - 1]
+        = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x51, 0x52, 0x54 };
+
+static const u16 NCT6106_REG_TEMP_CRIT[ARRAY_SIZE(nct6776_temp_label) - 1]
+        = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x204, 0x205 };
+
 static enum pwm_enable reg_to_pwm_enable(int pwm, int mode)
 {
         if (mode == 0 && pwm == 255)
@@ -570,6 +658,7 @@ struct nct6775_data {
         u16 REG_CONFIG;
         u16 REG_VBAT;
         u16 REG_DIODE;
+        u8 DIODE_MASK;
 
         const s8 *ALARM_BITS;
 
@@ -581,6 +670,7 @@ struct nct6775_data {
         const u16 *REG_FAN_MODE;
         const u16 *REG_FAN_MIN;
         const u16 *REG_FAN_PULSES;
+        const u16 *FAN_PULSE_SHIFT;
         const u16 *REG_FAN_TIME[3];
 
         const u16 *REG_TOLERANCE_H;
@@ -594,6 +684,10 @@ struct nct6775_data {
                                  */
         const u16 *REG_PWM_READ;
 
+        const u16 *REG_CRITICAL_PWM_ENABLE;
+        u8 CRITICAL_PWM_ENABLE_MASK;
+        const u16 *REG_CRITICAL_PWM;
+
         const u16 *REG_AUTO_TEMP;
         const u16 *REG_AUTO_PWM;
 
@@ -629,7 +723,7 @@ struct nct6775_data {
         u8 has_fan_min;         /* some fans don't have min register */
         bool has_fan_div;
 
-        u8 num_temp_alarms;     /* 2 or 3 */
+        u8 num_temp_alarms;     /* 2, 3, or 6 */
         u8 temp_fixed_num;      /* 3 or 6 */
         u8 temp_type[NUM_TEMP_FIXED];
         s8 temp_offset[NUM_TEMP_FIXED];
@@ -829,6 +923,10 @@ nct6775_create_attr_group(struct device *dev, struct sensor_template_group *tg,
 static bool is_word_sized(struct nct6775_data *data, u16 reg)
 {
         switch (data->kind) {
+        case nct6106:
+                return reg == 0x20 || reg == 0x22 || reg == 0x24 ||
+                  reg == 0xe0 || reg == 0xe2 || reg == 0xe4 ||
+                  reg == 0x111 || reg == 0x121 || reg == 0x131;
         case nct6775:
                 return (((reg & 0xff00) == 0x100 ||
                     (reg & 0xff00) == 0x200) &&
@@ -1194,15 +1292,16 @@ static void nct6775_update_pwm_limits(struct device *dev)
                 case nct6776:
                         data->auto_pwm[i][data->auto_pwm_num] = 0xff;
                         break;
+                case nct6106:
                 case nct6779:
                         reg = nct6775_read_value(data,
-                                        NCT6779_REG_CRITICAL_PWM_ENABLE[i]);
-                        if (reg & 1)
-                                data->auto_pwm[i][data->auto_pwm_num] =
-                                  nct6775_read_value(data,
-                                        NCT6779_REG_CRITICAL_PWM[i]);
+                                        data->REG_CRITICAL_PWM_ENABLE[i]);
+                        if (reg & data->CRITICAL_PWM_ENABLE_MASK)
+                                reg = nct6775_read_value(data,
+                                        data->REG_CRITICAL_PWM[i]);
                         else
-                                data->auto_pwm[i][data->auto_pwm_num] = 0xff;
+                                reg = 0xff;
+                        data->auto_pwm[i][data->auto_pwm_num] = reg;
                         break;
                 }
         }
@@ -1248,7 +1347,8 @@ static struct nct6775_data *nct6775_update_device(struct device *dev)
                                 data->fan_min[i] = nct6775_read_value(data,
                                            data->REG_FAN_MIN[i]);
                         data->fan_pulses[i] =
-                          nct6775_read_value(data, data->REG_FAN_PULSES[i]);
+                          (nct6775_read_value(data, data->REG_FAN_PULSES[i])
+                                >> data->FAN_PULSE_SHIFT[i]) & 0x03;
 
                         nct6775_select_fan_div(dev, data, i, reg);
                 }
@@ -1548,6 +1648,7 @@ store_fan_pulses(struct device *dev, struct device_attribute *attr,
         int nr = sattr->index;
         unsigned long val;
         int err;
+        u8 reg;
 
         err = kstrtoul(buf, 10, &val);
         if (err < 0)
@@ -1558,7 +1659,10 @@ store_fan_pulses(struct device *dev, struct device_attribute *attr,
 
         mutex_lock(&data->update_lock);
         data->fan_pulses[nr] = val & 3;
-        nct6775_write_value(data, data->REG_FAN_PULSES[nr], val & 3);
+        reg = nct6775_read_value(data, data->REG_FAN_PULSES[nr]);
+        reg &= ~(0x03 << data->FAN_PULSE_SHIFT[nr]);
+        reg |= (val & 3) << data->FAN_PULSE_SHIFT[nr];
+        nct6775_write_value(data, data->REG_FAN_PULSES[nr], reg);
         mutex_unlock(&data->update_lock);
 
         return count;
@@ -1708,7 +1812,7 @@ store_temp_type(struct device *dev, struct device_attribute *attr,
         int nr = sattr->index;
         unsigned long val;
         int err;
-        u8 vbat, diode, bit;
+        u8 vbat, diode, vbit, dbit;
 
         err = kstrtoul(buf, 10, &val);
         if (err < 0)
@@ -1720,16 +1824,17 @@ store_temp_type(struct device *dev, struct device_attribute *attr,
         mutex_lock(&data->update_lock);
 
         data->temp_type[nr] = val;
-        vbat = nct6775_read_value(data, data->REG_VBAT) & ~(0x02 << nr);
-        diode = nct6775_read_value(data, data->REG_DIODE) & ~(0x02 << nr);
-        bit = 0x02 << nr;
+        vbit = 0x02 << nr;
+        dbit = data->DIODE_MASK << nr;
+        vbat = nct6775_read_value(data, data->REG_VBAT) & ~vbit;
+        diode = nct6775_read_value(data, data->REG_DIODE) & ~dbit;
         switch (val) {
         case 1: /* CPU diode (diode, current mode) */
-                vbat |= bit;
-                diode |= bit;
+                vbat |= vbit;
+                diode |= dbit;
                 break;
         case 3: /* diode, voltage mode */
-                vbat |= bit;
+                vbat |= dbit;
                 break;
         case 4: /* thermistor */
                 break;
@@ -2471,17 +2576,18 @@ store_auto_pwm(struct device *dev, struct device_attribute *attr,
                         break;
                 case nct6776:
                         break; /* always enabled, nothing to do */
+                case nct6106:
                 case nct6779:
-                        nct6775_write_value(data, NCT6779_REG_CRITICAL_PWM[nr],
+                        nct6775_write_value(data, data->REG_CRITICAL_PWM[nr],
                                             val);
                         reg = nct6775_read_value(data,
-                                        NCT6779_REG_CRITICAL_PWM_ENABLE[nr]);
+                                        data->REG_CRITICAL_PWM_ENABLE[nr]);
                         if (val == 255)
-                                reg &= ~0x01;
+                                reg &= ~data->CRITICAL_PWM_ENABLE_MASK;
                         else
-                                reg |= 0x01;
+                                reg |= data->CRITICAL_PWM_ENABLE_MASK;
                         nct6775_write_value(data,
-                                            NCT6779_REG_CRITICAL_PWM_ENABLE[nr],
+                                            data->REG_CRITICAL_PWM_ENABLE[nr],
                                             reg);
                         break;
                 }
@@ -2820,8 +2926,9 @@ static inline void nct6775_init_device(struct nct6775_data *data)
         for (i = 0; i < data->temp_fixed_num; i++) {
                 if (!(data->have_temp_fixed & (1 << i)))
                         continue;
-                if ((tmp & (0x02 << i)))        /* diode */
-                        data->temp_type[i] = 3 - ((diode >> i) & 0x02);
+                if ((tmp & (data->DIODE_MASK << i)))    /* diode */
+                        data->temp_type[i]
+                          = 3 - ((diode >> i) & data->DIODE_MASK);
                 else                            /* thermistor */
                         data->temp_type[i] = 4;
         }
@@ -2875,6 +2982,17 @@ nct6775_check_fan_inputs(const struct nct6775_sio_data *sio_data,
                 pwm3pin = fan3pin;
                 pwm4pin = 0;
                 pwm5pin = 0;
+        } else if (data->kind == nct6106) {
+                regval = superio_inb(sio_data->sioreg, 0x24);
+                fan3pin = !(regval & 0x80);
+                pwm3pin = regval & 0x08;
+                fan3min = fan3pin;
+
+                fan4pin = false;
+                fan4min = false;
+                fan5pin = false;
+                pwm4pin = false;
+                pwm5pin = false;
         } else {        /* NCT6779D */
                 regval = superio_inb(sio_data->sioreg, 0x1c);
 
@@ -2958,6 +3076,70 @@ static int nct6775_probe(struct platform_device *pdev)
         platform_set_drvdata(pdev, data);
 
         switch (data->kind) {
+        case nct6106:
+                data->in_num = 9;
+                data->pwm_num = 3;
+                data->auto_pwm_num = 4;
+                data->temp_fixed_num = 3;
+                data->num_temp_alarms = 6;
+
+                data->fan_from_reg = fan_from_reg13;
+                data->fan_from_reg_min = fan_from_reg13;
+
+                data->temp_label = nct6776_temp_label;
+                data->temp_label_num = ARRAY_SIZE(nct6776_temp_label);
+
+                data->REG_VBAT = NCT6106_REG_VBAT;
+                data->REG_DIODE = NCT6106_REG_DIODE;
+                data->DIODE_MASK = NCT6106_DIODE_MASK;
+                data->REG_VIN = NCT6106_REG_IN;
+                data->REG_IN_MINMAX[0] = NCT6106_REG_IN_MIN;
+                data->REG_IN_MINMAX[1] = NCT6106_REG_IN_MAX;
+                data->REG_TARGET = NCT6106_REG_TARGET;
+                data->REG_FAN = NCT6106_REG_FAN;
+                data->REG_FAN_MODE = NCT6106_REG_FAN_MODE;
+                data->REG_FAN_MIN = NCT6106_REG_FAN_MIN;
+                data->REG_FAN_PULSES = NCT6106_REG_FAN_PULSES;
+                data->FAN_PULSE_SHIFT = NCT6106_FAN_PULSE_SHIFT;
+                data->REG_FAN_TIME[0] = NCT6106_REG_FAN_STOP_TIME;
+                data->REG_FAN_TIME[1] = NCT6106_REG_FAN_STEP_UP_TIME;
+                data->REG_FAN_TIME[2] = NCT6106_REG_FAN_STEP_DOWN_TIME;
+                data->REG_PWM[0] = NCT6106_REG_PWM;
+                data->REG_PWM[1] = NCT6106_REG_FAN_START_OUTPUT;
+                data->REG_PWM[2] = NCT6106_REG_FAN_STOP_OUTPUT;
+                data->REG_PWM[5] = NCT6106_REG_WEIGHT_DUTY_STEP;
+                data->REG_PWM[6] = NCT6106_REG_WEIGHT_DUTY_BASE;
+                data->REG_PWM_READ = NCT6106_REG_PWM_READ;
+                data->REG_PWM_MODE = NCT6106_REG_PWM_MODE;
+                data->PWM_MODE_MASK = NCT6106_PWM_MODE_MASK;
+                data->REG_AUTO_TEMP = NCT6106_REG_AUTO_TEMP;
+                data->REG_AUTO_PWM = NCT6106_REG_AUTO_PWM;
+                data->REG_CRITICAL_TEMP = NCT6106_REG_CRITICAL_TEMP;
+                data->REG_CRITICAL_TEMP_TOLERANCE
+                  = NCT6106_REG_CRITICAL_TEMP_TOLERANCE;
+                data->REG_CRITICAL_PWM_ENABLE = NCT6106_REG_CRITICAL_PWM_ENABLE;
+                data->CRITICAL_PWM_ENABLE_MASK
+                  = NCT6106_CRITICAL_PWM_ENABLE_MASK;
+                data->REG_CRITICAL_PWM = NCT6106_REG_CRITICAL_PWM;
+                data->REG_TEMP_OFFSET = NCT6106_REG_TEMP_OFFSET;
+                data->REG_TEMP_SOURCE = NCT6106_REG_TEMP_SOURCE;
+                data->REG_TEMP_SEL = NCT6106_REG_TEMP_SEL;
+                data->REG_WEIGHT_TEMP_SEL = NCT6106_REG_WEIGHT_TEMP_SEL;
+                data->REG_WEIGHT_TEMP[0] = NCT6106_REG_WEIGHT_TEMP_STEP;
+                data->REG_WEIGHT_TEMP[1] = NCT6106_REG_WEIGHT_TEMP_STEP_TOL;
+                data->REG_WEIGHT_TEMP[2] = NCT6106_REG_WEIGHT_TEMP_BASE;
+                data->REG_ALARM = NCT6106_REG_ALARM;
+                data->ALARM_BITS = NCT6106_ALARM_BITS;
+
+                reg_temp = NCT6106_REG_TEMP;
+                num_reg_temp = ARRAY_SIZE(NCT6106_REG_TEMP);
+                reg_temp_over = NCT6106_REG_TEMP_OVER;
+                reg_temp_hyst = NCT6106_REG_TEMP_HYST;
+                reg_temp_config = NCT6106_REG_TEMP_CONFIG;
+                reg_temp_alternate = NCT6106_REG_TEMP_ALTERNATE;
+                reg_temp_crit = NCT6106_REG_TEMP_CRIT;
+
+                break;
         case nct6775:
                 data->in_num = 9;
                 data->pwm_num = 3;
@@ -2980,6 +3162,7 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_CONFIG = NCT6775_REG_CONFIG;
                 data->REG_VBAT = NCT6775_REG_VBAT;
                 data->REG_DIODE = NCT6775_REG_DIODE;
+                data->DIODE_MASK = NCT6775_DIODE_MASK;
                 data->REG_VIN = NCT6775_REG_IN;
                 data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN;
                 data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX;
@@ -2988,6 +3171,7 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_FAN_MODE = NCT6775_REG_FAN_MODE;
                 data->REG_FAN_MIN = NCT6775_REG_FAN_MIN;
                 data->REG_FAN_PULSES = NCT6775_REG_FAN_PULSES;
+                data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT;
                 data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME;
                 data->REG_FAN_TIME[1] = NCT6775_REG_FAN_STEP_UP_TIME;
                 data->REG_FAN_TIME[2] = NCT6775_REG_FAN_STEP_DOWN_TIME;
@@ -3045,6 +3229,7 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_CONFIG = NCT6775_REG_CONFIG;
                 data->REG_VBAT = NCT6775_REG_VBAT;
                 data->REG_DIODE = NCT6775_REG_DIODE;
+                data->DIODE_MASK = NCT6775_DIODE_MASK;
                 data->REG_VIN = NCT6775_REG_IN;
                 data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN;
                 data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX;
@@ -3053,6 +3238,7 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_FAN_MODE = NCT6775_REG_FAN_MODE;
                 data->REG_FAN_MIN = NCT6776_REG_FAN_MIN;
                 data->REG_FAN_PULSES = NCT6776_REG_FAN_PULSES;
+                data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT;
                 data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME;
                 data->REG_FAN_TIME[1] = NCT6775_REG_FAN_STEP_UP_TIME;
                 data->REG_FAN_TIME[2] = NCT6775_REG_FAN_STEP_DOWN_TIME;
@@ -3110,6 +3296,7 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_CONFIG = NCT6775_REG_CONFIG;
                 data->REG_VBAT = NCT6775_REG_VBAT;
                 data->REG_DIODE = NCT6775_REG_DIODE;
+                data->DIODE_MASK = NCT6775_DIODE_MASK;
                 data->REG_VIN = NCT6779_REG_IN;
                 data->REG_IN_MINMAX[0] = NCT6775_REG_IN_MIN;
                 data->REG_IN_MINMAX[1] = NCT6775_REG_IN_MAX;
@@ -3118,6 +3305,7 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_FAN_MODE = NCT6775_REG_FAN_MODE;
                 data->REG_FAN_MIN = NCT6776_REG_FAN_MIN;
                 data->REG_FAN_PULSES = NCT6779_REG_FAN_PULSES;
+                data->FAN_PULSE_SHIFT = NCT6775_FAN_PULSE_SHIFT;
                 data->REG_FAN_TIME[0] = NCT6775_REG_FAN_STOP_TIME;
                 data->REG_FAN_TIME[1] = NCT6775_REG_FAN_STEP_UP_TIME;
                 data->REG_FAN_TIME[2] = NCT6775_REG_FAN_STEP_DOWN_TIME;
@@ -3135,6 +3323,10 @@ static int nct6775_probe(struct platform_device *pdev)
                 data->REG_CRITICAL_TEMP = NCT6775_REG_CRITICAL_TEMP;
                 data->REG_CRITICAL_TEMP_TOLERANCE
                   = NCT6775_REG_CRITICAL_TEMP_TOLERANCE;
+                data->REG_CRITICAL_PWM_ENABLE = NCT6779_REG_CRITICAL_PWM_ENABLE;
+                data->CRITICAL_PWM_ENABLE_MASK
+                  = NCT6779_CRITICAL_PWM_ENABLE_MASK;
+                data->REG_CRITICAL_PWM = NCT6779_REG_CRITICAL_PWM;
                 data->REG_TEMP_OFFSET = NCT6779_REG_TEMP_OFFSET;
                 data->REG_TEMP_SOURCE = NCT6775_REG_TEMP_SOURCE;
                 data->REG_TEMP_SEL = NCT6775_REG_TEMP_SEL;
@@ -3286,6 +3478,7 @@ static int nct6775_probe(struct platform_device *pdev)
         case nct6776:
                 data->have_vid = (cr2a & 0x60) == 0x40;
                 break;
+        case nct6106:
         case nct6779:
                 break;
         }
@@ -3307,6 +3500,9 @@ static int nct6775_probe(struct platform_device *pdev)
                 tmp = superio_inb(sio_data->sioreg,
                                   NCT6775_REG_CR_FAN_DEBOUNCE);
                 switch (data->kind) {
+                case nct6106:
+                        tmp |= 0xe0;
+                        break;
                 case nct6775:
                         tmp |= 0x1e;
                         break;
@@ -3478,6 +3674,7 @@ static struct platform_driver nct6775_driver = {
 };
 
 static const char * const nct6775_sio_names[] __initconst = {
+        "NCT6106D",
         "NCT6775F",
         "NCT6776D/F",
         "NCT6779D",
@@ -3500,6 +3697,9 @@ static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data)
                 val = (superio_inb(sioaddr, SIO_REG_DEVID) << 8)
                     | superio_inb(sioaddr, SIO_REG_DEVID + 1);
         switch (val & SIO_ID_MASK) {
+        case SIO_NCT6106_ID:
+                sio_data->kind = nct6106;
+                break;
         case SIO_NCT6775_ID:
                 sio_data->kind = nct6775;
                 break;