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Diffstat (limited to 'drivers/hwmon/w83627ehf.c')
-rw-r--r--drivers/hwmon/w83627ehf.c451
1 files changed, 324 insertions, 127 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index 36d7f270b14d..93f5fc7d6059 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -1,7 +1,7 @@
/*
w83627ehf - Driver for the hardware monitoring functionality of
the Winbond W83627EHF Super-I/O chip
- Copyright (C) 2005 Jean Delvare <khali@linux-fr.org>
+ Copyright (C) 2005-2011 Jean Delvare <khali@linux-fr.org>
Copyright (C) 2006 Yuan Mu (Winbond),
Rudolf Marek <r.marek@assembler.cz>
David Hubbard <david.c.hubbard@gmail.com>
@@ -39,6 +39,7 @@
0x8860 0xa1
w83627dhg 9 5 4 3 0xa020 0xc1 0x5ca3
w83627dhg-p 9 5 4 3 0xb070 0xc1 0x5ca3
+ w83627uhg 8 2 2 2 0xa230 0xc1 0x5ca3
w83667hg 9 5 3 3 0xa510 0xc1 0x5ca3
w83667hg-b 9 5 3 4 0xb350 0xc1 0x5ca3
nct6775f 9 4 3 9 0xb470 0xc1 0x5ca3
@@ -61,14 +62,17 @@
#include <linux/io.h>
#include "lm75.h"
-enum kinds { w83627ehf, w83627dhg, w83627dhg_p, w83667hg, w83667hg_b, nct6775,
- nct6776 };
+enum kinds {
+ w83627ehf, w83627dhg, w83627dhg_p, w83627uhg,
+ w83667hg, w83667hg_b, nct6775, nct6776,
+};
/* used to set data->name = w83627ehf_device_names[data->sio_kind] */
static const char * const w83627ehf_device_names[] = {
"w83627ehf",
"w83627dhg",
"w83627dhg",
+ "w83627uhg",
"w83667hg",
"w83667hg",
"nct6775",
@@ -104,6 +108,7 @@ MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal");
#define SIO_W83627EHG_ID 0x8860
#define SIO_W83627DHG_ID 0xa020
#define SIO_W83627DHG_P_ID 0xb070
+#define SIO_W83627UHG_ID 0xa230
#define SIO_W83667HG_ID 0xa510
#define SIO_W83667HG_B_ID 0xb350
#define SIO_NCT6775_ID 0xb470
@@ -197,6 +202,9 @@ static const u16 W83627EHF_REG_TEMP_CONFIG[] = { 0, 0x152, 0x252, 0 };
#define W83627EHF_REG_ALARM2 0x45A
#define W83627EHF_REG_ALARM3 0x45B
+#define W83627EHF_REG_CASEOPEN_DET 0x42 /* SMI STATUS #2 */
+#define W83627EHF_REG_CASEOPEN_CLR 0x46 /* SMI MASK #3 */
+
/* SmartFan registers */
#define W83627EHF_REG_FAN_STEPUP_TIME 0x0f
#define W83627EHF_REG_FAN_STEPDOWN_TIME 0x0e
@@ -316,7 +324,7 @@ static const char *const nct6776_temp_label[] = {
#define NUM_REG_TEMP ARRAY_SIZE(NCT6775_REG_TEMP)
-static inline int is_word_sized(u16 reg)
+static int is_word_sized(u16 reg)
{
return ((((reg & 0xff00) == 0x100
|| (reg & 0xff00) == 0x200)
@@ -385,35 +393,23 @@ div_from_reg(u8 reg)
return 1 << reg;
}
-static inline int
-temp_from_reg(u16 reg, s16 regval)
-{
- if (is_word_sized(reg))
- return LM75_TEMP_FROM_REG(regval);
- return ((s8)regval) * 1000;
-}
-
-static inline u16
-temp_to_reg(u16 reg, long temp)
-{
- if (is_word_sized(reg))
- return LM75_TEMP_TO_REG(temp);
- return (s8)DIV_ROUND_CLOSEST(SENSORS_LIMIT(temp, -127000, 128000),
- 1000);
-}
-
-/* Some of analog inputs have internal scaling (2x), 8mV is ADC LSB */
-
-static u8 scale_in[10] = { 8, 8, 16, 16, 8, 8, 8, 16, 16, 8 };
+/* Some of the voltage inputs have internal scaling, the tables below
+ * contain 8 (the ADC LSB in mV) * scaling factor * 100 */
+static const u16 scale_in_common[10] = {
+ 800, 800, 1600, 1600, 800, 800, 800, 1600, 1600, 800
+};
+static const u16 scale_in_w83627uhg[9] = {
+ 800, 800, 3328, 3424, 800, 800, 0, 3328, 3400
+};
-static inline long in_from_reg(u8 reg, u8 nr)
+static inline long in_from_reg(u8 reg, u8 nr, const u16 *scale_in)
{
- return reg * scale_in[nr];
+ return DIV_ROUND_CLOSEST(reg * scale_in[nr], 100);
}
-static inline u8 in_to_reg(u32 val, u8 nr)
+static inline u8 in_to_reg(u32 val, u8 nr, const u16 *scale_in)
{
- return SENSORS_LIMIT(((val + (scale_in[nr] / 2)) / scale_in[nr]), 0,
+ return SENSORS_LIMIT(DIV_ROUND_CLOSEST(val * 100, scale_in[nr]), 0,
255);
}
@@ -444,6 +440,7 @@ struct w83627ehf_data {
const u16 *REG_FAN_STOP_TIME;
const u16 *REG_FAN_MAX_OUTPUT;
const u16 *REG_FAN_STEP_OUTPUT;
+ const u16 *scale_in;
unsigned int (*fan_from_reg)(u16 reg, unsigned int divreg);
unsigned int (*fan_from_reg_min)(u16 reg, unsigned int divreg);
@@ -469,6 +466,7 @@ struct w83627ehf_data {
s16 temp_max[9];
s16 temp_max_hyst[9];
u32 alarms;
+ u8 caseopen;
u8 pwm_mode[4]; /* 0->DC variable voltage, 1->PWM variable duty cycle */
u8 pwm_enable[4]; /* 1->manual
@@ -494,7 +492,8 @@ struct w83627ehf_data {
u8 vrm;
u16 have_temp;
- u8 in6_skip;
+ u8 in6_skip:1;
+ u8 temp3_val_only:1;
};
struct w83627ehf_sio_data {
@@ -557,6 +556,26 @@ static int w83627ehf_write_value(struct w83627ehf_data *data, u16 reg,
return 0;
}
+/* We left-align 8-bit temperature values to make the code simpler */
+static u16 w83627ehf_read_temp(struct w83627ehf_data *data, u16 reg)
+{
+ u16 res;
+
+ res = w83627ehf_read_value(data, reg);
+ if (!is_word_sized(reg))
+ res <<= 8;
+
+ return res;
+}
+
+static int w83627ehf_write_temp(struct w83627ehf_data *data, u16 reg,
+ u16 value)
+{
+ if (!is_word_sized(reg))
+ value >>= 8;
+ return w83627ehf_write_value(data, reg, value);
+}
+
/* This function assumes that the caller holds data->update_lock */
static void nct6775_write_fan_div(struct w83627ehf_data *data, int nr)
{
@@ -771,6 +790,9 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
/* Measured voltages and limits */
for (i = 0; i < data->in_num; i++) {
+ if ((i == 6) && data->in6_skip)
+ continue;
+
data->in[i] = w83627ehf_read_value(data,
W83627EHF_REG_IN(i));
data->in_min[i] = w83627ehf_read_value(data,
@@ -855,15 +877,15 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
for (i = 0; i < NUM_REG_TEMP; i++) {
if (!(data->have_temp & (1 << i)))
continue;
- data->temp[i] = w83627ehf_read_value(data,
+ data->temp[i] = w83627ehf_read_temp(data,
data->reg_temp[i]);
if (data->reg_temp_over[i])
data->temp_max[i]
- = w83627ehf_read_value(data,
+ = w83627ehf_read_temp(data,
data->reg_temp_over[i]);
if (data->reg_temp_hyst[i])
data->temp_max_hyst[i]
- = w83627ehf_read_value(data,
+ = w83627ehf_read_temp(data,
data->reg_temp_hyst[i]);
}
@@ -874,6 +896,9 @@ static struct w83627ehf_data *w83627ehf_update_device(struct device *dev)
(w83627ehf_read_value(data,
W83627EHF_REG_ALARM3) << 16);
+ data->caseopen = w83627ehf_read_value(data,
+ W83627EHF_REG_CASEOPEN_DET);
+
data->last_updated = jiffies;
data->valid = 1;
}
@@ -894,7 +919,8 @@ show_##reg(struct device *dev, struct device_attribute *attr, \
struct sensor_device_attribute *sensor_attr = \
to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- return sprintf(buf, "%ld\n", in_from_reg(data->reg[nr], nr)); \
+ return sprintf(buf, "%ld\n", in_from_reg(data->reg[nr], nr, \
+ data->scale_in)); \
}
show_in_reg(in)
show_in_reg(in_min)
@@ -915,7 +941,7 @@ store_in_##reg(struct device *dev, struct device_attribute *attr, \
if (err < 0) \
return err; \
mutex_lock(&data->update_lock); \
- data->in_##reg[nr] = in_to_reg(val, nr); \
+ data->in_##reg[nr] = in_to_reg(val, nr, data->scale_in); \
w83627ehf_write_value(data, W83627EHF_REG_IN_##REG(nr), \
data->in_##reg[nr]); \
mutex_unlock(&data->update_lock); \
@@ -1156,8 +1182,7 @@ show_##reg(struct device *dev, struct device_attribute *attr, \
struct sensor_device_attribute *sensor_attr = \
to_sensor_dev_attr(attr); \
int nr = sensor_attr->index; \
- return sprintf(buf, "%d\n", \
- temp_from_reg(data->addr[nr], data->reg[nr])); \
+ return sprintf(buf, "%d\n", LM75_TEMP_FROM_REG(data->reg[nr])); \
}
show_temp_reg(reg_temp, temp);
show_temp_reg(reg_temp_over, temp_max);
@@ -1178,9 +1203,8 @@ store_##reg(struct device *dev, struct device_attribute *attr, \
if (err < 0) \
return err; \
mutex_lock(&data->update_lock); \
- data->reg[nr] = temp_to_reg(data->addr[nr], val); \
- w83627ehf_write_value(data, data->addr[nr], \
- data->reg[nr]); \
+ data->reg[nr] = LM75_TEMP_TO_REG(val); \
+ w83627ehf_write_temp(data, data->addr[nr], data->reg[nr]); \
mutex_unlock(&data->update_lock); \
return count; \
}
@@ -1606,25 +1630,28 @@ static struct sensor_device_attribute sda_sf3_arrays_fan4[] = {
store_fan_step_output, 3),
};
+static struct sensor_device_attribute sda_sf3_arrays_fan3[] = {
+ SENSOR_ATTR(pwm3_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time,
+ store_fan_stop_time, 2),
+ SENSOR_ATTR(pwm3_start_output, S_IWUSR | S_IRUGO, show_fan_start_output,
+ store_fan_start_output, 2),
+ SENSOR_ATTR(pwm3_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output,
+ store_fan_stop_output, 2),
+};
+
static struct sensor_device_attribute sda_sf3_arrays[] = {
SENSOR_ATTR(pwm1_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time,
store_fan_stop_time, 0),
SENSOR_ATTR(pwm2_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time,
store_fan_stop_time, 1),
- SENSOR_ATTR(pwm3_stop_time, S_IWUSR | S_IRUGO, show_fan_stop_time,
- store_fan_stop_time, 2),
SENSOR_ATTR(pwm1_start_output, S_IWUSR | S_IRUGO, show_fan_start_output,
store_fan_start_output, 0),
SENSOR_ATTR(pwm2_start_output, S_IWUSR | S_IRUGO, show_fan_start_output,
store_fan_start_output, 1),
- SENSOR_ATTR(pwm3_start_output, S_IWUSR | S_IRUGO, show_fan_start_output,
- store_fan_start_output, 2),
SENSOR_ATTR(pwm1_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output,
store_fan_stop_output, 0),
SENSOR_ATTR(pwm2_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output,
store_fan_stop_output, 1),
- SENSOR_ATTR(pwm3_stop_output, S_IWUSR | S_IRUGO, show_fan_stop_output,
- store_fan_stop_output, 2),
};
@@ -1655,6 +1682,48 @@ show_vid(struct device *dev, struct device_attribute *attr, char *buf)
}
static DEVICE_ATTR(cpu0_vid, S_IRUGO, show_vid, NULL);
+
+/* Case open detection */
+
+static ssize_t
+show_caseopen(struct device *dev, struct device_attribute *attr, char *buf)
+{
+ struct w83627ehf_data *data = w83627ehf_update_device(dev);
+
+ return sprintf(buf, "%d\n",
+ !!(data->caseopen & to_sensor_dev_attr_2(attr)->index));
+}
+
+static ssize_t
+clear_caseopen(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct w83627ehf_data *data = dev_get_drvdata(dev);
+ unsigned long val;
+ u16 reg, mask;
+
+ if (strict_strtoul(buf, 10, &val) || val != 0)
+ return -EINVAL;
+
+ mask = to_sensor_dev_attr_2(attr)->nr;
+
+ mutex_lock(&data->update_lock);
+ reg = w83627ehf_read_value(data, W83627EHF_REG_CASEOPEN_CLR);
+ w83627ehf_write_value(data, W83627EHF_REG_CASEOPEN_CLR, reg | mask);
+ w83627ehf_write_value(data, W83627EHF_REG_CASEOPEN_CLR, reg & ~mask);
+ data->valid = 0; /* Force cache refresh */
+ mutex_unlock(&data->update_lock);
+
+ return count;
+}
+
+static struct sensor_device_attribute_2 sda_caseopen[] = {
+ SENSOR_ATTR_2(intrusion0_alarm, S_IWUSR | S_IRUGO, show_caseopen,
+ clear_caseopen, 0x80, 0x10),
+ SENSOR_ATTR_2(intrusion1_alarm, S_IWUSR | S_IRUGO, show_caseopen,
+ clear_caseopen, 0x40, 0x40),
+};
+
/*
* Driver and device management
*/
@@ -1675,6 +1744,8 @@ static void w83627ehf_device_remove_files(struct device *dev)
data->REG_FAN_STEP_OUTPUT[attr->index] != 0xff)
device_remove_file(dev, &attr->dev_attr);
}
+ for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan3); i++)
+ device_remove_file(dev, &sda_sf3_arrays_fan3[i].dev_attr);
for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++)
device_remove_file(dev, &sda_sf3_arrays_fan4[i].dev_attr);
for (i = 0; i < data->in_num; i++) {
@@ -1703,6 +1774,8 @@ static void w83627ehf_device_remove_files(struct device *dev)
continue;
device_remove_file(dev, &sda_temp_input[i].dev_attr);
device_remove_file(dev, &sda_temp_label[i].dev_attr);
+ if (i == 2 && data->temp3_val_only)
+ continue;
device_remove_file(dev, &sda_temp_max[i].dev_attr);
device_remove_file(dev, &sda_temp_max_hyst[i].dev_attr);
if (i > 2)
@@ -1711,6 +1784,9 @@ static void w83627ehf_device_remove_files(struct device *dev)
device_remove_file(dev, &sda_temp_type[i].dev_attr);
}
+ device_remove_file(dev, &sda_caseopen[0].dev_attr);
+ device_remove_file(dev, &sda_caseopen[1].dev_attr);
+
device_remove_file(dev, &dev_attr_name);
device_remove_file(dev, &dev_attr_cpu0_vid);
}
@@ -1752,11 +1828,24 @@ static inline void __devinit w83627ehf_init_device(struct w83627ehf_data *data,
case w83627ehf:
diode = w83627ehf_read_value(data, W83627EHF_REG_DIODE);
break;
+ case w83627uhg:
+ diode = 0x00;
+ break;
default:
diode = 0x70;
}
for (i = 0; i < 3; i++) {
- if ((tmp & (0x02 << i)))
+ const char *label = NULL;
+
+ if (data->temp_label)
+ label = data->temp_label[data->temp_src[i]];
+
+ /* Digital source overrides analog type */
+ if (label && strncmp(label, "PECI", 4) == 0)
+ data->temp_type[i] = 6;
+ else if (label && strncmp(label, "AMD", 3) == 0)
+ data->temp_type[i] = 5;
+ else if ((tmp & (0x02 << i)))
data->temp_type[i] = (diode & (0x10 << i)) ? 1 : 3;
else
data->temp_type[i] = 4; /* thermistor */
@@ -1789,13 +1878,98 @@ static void w82627ehf_swap_tempreg(struct w83627ehf_data *data,
data->reg_temp_config[r2] = tmp;
}
+static void __devinit
+w83627ehf_set_temp_reg_ehf(struct w83627ehf_data *data, int n_temp)
+{
+ int i;
+
+ for (i = 0; i < n_temp; i++) {
+ data->reg_temp[i] = W83627EHF_REG_TEMP[i];
+ data->reg_temp_over[i] = W83627EHF_REG_TEMP_OVER[i];
+ data->reg_temp_hyst[i] = W83627EHF_REG_TEMP_HYST[i];
+ data->reg_temp_config[i] = W83627EHF_REG_TEMP_CONFIG[i];
+ }
+}
+
+static void __devinit
+w83627ehf_check_fan_inputs(const struct w83627ehf_sio_data *sio_data,
+ struct w83627ehf_data *data)
+{
+ int fan3pin, fan4pin, fan4min, fan5pin, regval;
+
+ /* The W83627UHG is simple, only two fan inputs, no config */
+ if (sio_data->kind == w83627uhg) {
+ data->has_fan = 0x03; /* fan1 and fan2 */
+ data->has_fan_min = 0x03;
+ return;
+ }
+
+ superio_enter(sio_data->sioreg);
+
+ /* fan4 and fan5 share some pins with the GPIO and serial flash */
+ if (sio_data->kind == nct6775) {
+ /* On NCT6775, fan4 shares pins with the fdc interface */
+ fan3pin = 1;
+ fan4pin = !(superio_inb(sio_data->sioreg, 0x2A) & 0x80);
+ fan4min = 0;
+ fan5pin = 0;
+ } else if (sio_data->kind == nct6776) {
+ fan3pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x40);
+ fan4pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x01);
+ fan5pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x02);
+ fan4min = fan4pin;
+ } else if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
+ fan3pin = 1;
+ fan4pin = superio_inb(sio_data->sioreg, 0x27) & 0x40;
+ fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20;
+ fan4min = fan4pin;
+ } else {
+ fan3pin = 1;
+ fan4pin = !(superio_inb(sio_data->sioreg, 0x29) & 0x06);
+ fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02);
+ fan4min = fan4pin;
+ }
+
+ superio_exit(sio_data->sioreg);
+
+ data->has_fan = data->has_fan_min = 0x03; /* fan1 and fan2 */
+ data->has_fan |= (fan3pin << 2);
+ data->has_fan_min |= (fan3pin << 2);
+
+ if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
+ /*
+ * NCT6775F and NCT6776F don't have the W83627EHF_REG_FANDIV1
+ * register
+ */
+ data->has_fan |= (fan4pin << 3) | (fan5pin << 4);
+ data->has_fan_min |= (fan4min << 3) | (fan5pin << 4);
+ } else {
+ /*
+ * It looks like fan4 and fan5 pins can be alternatively used
+ * as fan on/off switches, but fan5 control is write only :/
+ * We assume that if the serial interface is disabled, designers
+ * connected fan5 as input unless they are emitting log 1, which
+ * is not the default.
+ */
+ regval = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1);
+ if ((regval & (1 << 2)) && fan4pin) {
+ data->has_fan |= (1 << 3);
+ data->has_fan_min |= (1 << 3);
+ }
+ if (!(regval & (1 << 1)) && fan5pin) {
+ data->has_fan |= (1 << 4);
+ data->has_fan_min |= (1 << 4);
+ }
+ }
+}
+
static int __devinit w83627ehf_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct w83627ehf_sio_data *sio_data = dev->platform_data;
struct w83627ehf_data *data;
struct resource *res;
- u8 fan3pin, fan4pin, fan4min, fan5pin, en_vrm10;
+ u8 en_vrm10;
int i, err = 0;
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
@@ -1821,23 +1995,24 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
/* 627EHG and 627EHF have 10 voltage inputs; 627DHG and 667HG have 9 */
data->in_num = (sio_data->kind == w83627ehf) ? 10 : 9;
- /* 667HG, NCT6775F, and NCT6776F have 3 pwms */
- data->pwm_num = (sio_data->kind == w83667hg
- || sio_data->kind == w83667hg_b
- || sio_data->kind == nct6775
- || sio_data->kind == nct6776) ? 3 : 4;
+ /* 667HG, NCT6775F, and NCT6776F have 3 pwms, and 627UHG has only 2 */
+ switch (sio_data->kind) {
+ default:
+ data->pwm_num = 4;
+ break;
+ case w83667hg:
+ case w83667hg_b:
+ case nct6775:
+ case nct6776:
+ data->pwm_num = 3;
+ break;
+ case w83627uhg:
+ data->pwm_num = 2;
+ break;
+ }
+ /* Default to 3 temperature inputs, code below will adjust as needed */
data->have_temp = 0x07;
- /* Check temp3 configuration bit for 667HG */
- if (sio_data->kind == w83667hg) {
- u8 reg;
-
- reg = w83627ehf_read_value(data, W83627EHF_REG_TEMP_CONFIG[2]);
- if (reg & 0x01)
- data->have_temp &= ~(1 << 2);
- else
- data->in6_skip = 1; /* either temp3 or in6 */
- }
/* Deal with temperature register setup first. */
if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
@@ -1914,16 +2089,12 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
} else if (sio_data->kind == w83667hg_b) {
u8 reg;
+ w83627ehf_set_temp_reg_ehf(data, 4);
+
/*
* Temperature sources are selected with bank 0, registers 0x49
* and 0x4a.
*/
- for (i = 0; i < ARRAY_SIZE(W83627EHF_REG_TEMP); i++) {
- data->reg_temp[i] = W83627EHF_REG_TEMP[i];
- data->reg_temp_over[i] = W83627EHF_REG_TEMP_OVER[i];
- data->reg_temp_hyst[i] = W83627EHF_REG_TEMP_HYST[i];
- data->reg_temp_config[i] = W83627EHF_REG_TEMP_CONFIG[i];
- }
reg = w83627ehf_read_value(data, 0x4a);
data->temp_src[0] = reg >> 5;
reg = w83627ehf_read_value(data, 0x49);
@@ -1957,13 +2128,60 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
data->in6_skip = 1;
data->temp_label = w83667hg_b_temp_label;
+ } else if (sio_data->kind == w83627uhg) {
+ u8 reg;
+
+ w83627ehf_set_temp_reg_ehf(data, 3);
+
+ /*
+ * Temperature sources for temp1 and temp2 are selected with
+ * bank 0, registers 0x49 and 0x4a.
+ */
+ data->temp_src[0] = 0; /* SYSTIN */
+ reg = w83627ehf_read_value(data, 0x49) & 0x07;
+ /* Adjust to have the same mapping as other source registers */
+ if (reg == 0)
+ data->temp_src[1]++;
+ else if (reg >= 2 && reg <= 5)
+ data->temp_src[1] += 2;
+ else /* should never happen */
+ data->have_temp &= ~(1 << 1);
+ reg = w83627ehf_read_value(data, 0x4a);
+ data->temp_src[2] = reg >> 5;
+
+ /*
+ * Skip temp3 if source is invalid or the same as temp1
+ * or temp2.
+ */
+ if (data->temp_src[2] == 2 || data->temp_src[2] == 3 ||
+ data->temp_src[2] == data->temp_src[0] ||
+ ((data->have_temp & (1 << 1)) &&
+ data->temp_src[2] == data->temp_src[1]))
+ data->have_temp &= ~(1 << 2);
+ else
+ data->temp3_val_only = 1; /* No limit regs */
+
+ data->in6_skip = 1; /* No VIN3 */
+
+ data->temp_label = w83667hg_b_temp_label;
} else {
+ w83627ehf_set_temp_reg_ehf(data, 3);
+
/* Temperature sources are fixed */
- for (i = 0; i < 3; i++) {
- data->reg_temp[i] = W83627EHF_REG_TEMP[i];
- data->reg_temp_over[i] = W83627EHF_REG_TEMP_OVER[i];
- data->reg_temp_hyst[i] = W83627EHF_REG_TEMP_HYST[i];
- data->reg_temp_config[i] = W83627EHF_REG_TEMP_CONFIG[i];
+
+ if (sio_data->kind == w83667hg) {
+ u8 reg;
+
+ /*
+ * Chip supports either AUXTIN or VIN3. Try to find
+ * out which one.
+ */
+ reg = w83627ehf_read_value(data,
+ W83627EHF_REG_TEMP_CONFIG[2]);
+ if (reg & 0x01)
+ data->have_temp &= ~(1 << 2);
+ else
+ data->in6_skip = 1;
}
}
@@ -2023,6 +2241,12 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
W83627EHF_REG_FAN_STEP_OUTPUT_COMMON;
}
+ /* Setup input voltage scaling factors */
+ if (sio_data->kind == w83627uhg)
+ data->scale_in = scale_in_w83627uhg;
+ else
+ data->scale_in = scale_in_common;
+
/* Initialize the chip */
w83627ehf_init_device(data, sio_data->kind);
@@ -2039,7 +2263,7 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
err = device_create_file(dev, &dev_attr_cpu0_vid);
if (err)
goto exit_release;
- } else {
+ } else if (sio_data->kind != w83627uhg) {
superio_select(sio_data->sioreg, W83627EHF_LD_HWM);
if (superio_inb(sio_data->sioreg, SIO_REG_VID_CTRL) & 0x80) {
/* Set VID input sensibility if needed. In theory the
@@ -2080,30 +2304,6 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
}
}
- /* fan4 and fan5 share some pins with the GPIO and serial flash */
- if (sio_data->kind == nct6775) {
- /* On NCT6775, fan4 shares pins with the fdc interface */
- fan3pin = 1;
- fan4pin = !(superio_inb(sio_data->sioreg, 0x2A) & 0x80);
- fan4min = 0;
- fan5pin = 0;
- } else if (sio_data->kind == nct6776) {
- fan3pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x40);
- fan4pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x01);
- fan5pin = !!(superio_inb(sio_data->sioreg, 0x1C) & 0x02);
- fan4min = fan4pin;
- } else if (sio_data->kind == w83667hg || sio_data->kind == w83667hg_b) {
- fan3pin = 1;
- fan4pin = superio_inb(sio_data->sioreg, 0x27) & 0x40;
- fan5pin = superio_inb(sio_data->sioreg, 0x27) & 0x20;
- fan4min = fan4pin;
- } else {
- fan3pin = 1;
- fan4pin = !(superio_inb(sio_data->sioreg, 0x29) & 0x06);
- fan5pin = !(superio_inb(sio_data->sioreg, 0x24) & 0x02);
- fan4min = fan4pin;
- }
-
if (fan_debounce &&
(sio_data->kind == nct6775 || sio_data->kind == nct6776)) {
u8 tmp;
@@ -2121,34 +2321,7 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
superio_exit(sio_data->sioreg);
- /* It looks like fan4 and fan5 pins can be alternatively used
- as fan on/off switches, but fan5 control is write only :/
- We assume that if the serial interface is disabled, designers
- connected fan5 as input unless they are emitting log 1, which
- is not the default. */
-
- data->has_fan = data->has_fan_min = 0x03; /* fan1 and fan2 */
-
- data->has_fan |= (fan3pin << 2);
- data->has_fan_min |= (fan3pin << 2);
-
- /*
- * NCT6775F and NCT6776F don't have the W83627EHF_REG_FANDIV1 register
- */
- if (sio_data->kind == nct6775 || sio_data->kind == nct6776) {
- data->has_fan |= (fan4pin << 3) | (fan5pin << 4);
- data->has_fan_min |= (fan4min << 3) | (fan5pin << 4);
- } else {
- i = w83627ehf_read_value(data, W83627EHF_REG_FANDIV1);
- if ((i & (1 << 2)) && fan4pin) {
- data->has_fan |= (1 << 3);
- data->has_fan_min |= (1 << 3);
- }
- if (!(i & (1 << 1)) && fan5pin) {
- data->has_fan |= (1 << 4);
- data->has_fan_min |= (1 << 4);
- }
- }
+ w83627ehf_check_fan_inputs(sio_data, data);
/* Read fan clock dividers immediately */
w83627ehf_update_fan_div_common(dev, data);
@@ -2180,7 +2353,14 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
goto exit_remove;
}
}
- /* if fan4 is enabled create the sf3 files for it */
+ /* if fan3 and fan4 are enabled create the sf3 files for them */
+ if ((data->has_fan & (1 << 2)) && data->pwm_num >= 3)
+ for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan3); i++) {
+ err = device_create_file(dev,
+ &sda_sf3_arrays_fan3[i].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
if ((data->has_fan & (1 << 3)) && data->pwm_num >= 4)
for (i = 0; i < ARRAY_SIZE(sda_sf3_arrays_fan4); i++) {
err = device_create_file(dev,
@@ -2248,6 +2428,8 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
if (err)
goto exit_remove;
}
+ if (i == 2 && data->temp3_val_only)
+ continue;
if (data->reg_temp_over[i]) {
err = device_create_file(dev,
&sda_temp_max[i].dev_attr);
@@ -2269,6 +2451,16 @@ static int __devinit w83627ehf_probe(struct platform_device *pdev)
goto exit_remove;
}
+ err = device_create_file(dev, &sda_caseopen[0].dev_attr);
+ if (err)
+ goto exit_remove;
+
+ if (sio_data->kind == nct6776) {
+ err = device_create_file(dev, &sda_caseopen[1].dev_attr);
+ if (err)
+ goto exit_remove;
+ }
+
err = device_create_file(dev, &dev_attr_name);
if (err)
goto exit_remove;
@@ -2321,6 +2513,7 @@ static int __init w83627ehf_find(int sioaddr, unsigned short *addr,
static const char __initdata sio_name_W83627EHG[] = "W83627EHG";
static const char __initdata sio_name_W83627DHG[] = "W83627DHG";
static const char __initdata sio_name_W83627DHG_P[] = "W83627DHG-P";
+ static const char __initdata sio_name_W83627UHG[] = "W83627UHG";
static const char __initdata sio_name_W83667HG[] = "W83667HG";
static const char __initdata sio_name_W83667HG_B[] = "W83667HG-B";
static const char __initdata sio_name_NCT6775[] = "NCT6775F";
@@ -2353,6 +2546,10 @@ static int __init w83627ehf_find(int sioaddr, unsigned short *addr,
sio_data->kind = w83627dhg_p;
sio_name = sio_name_W83627DHG_P;
break;
+ case SIO_W83627UHG_ID:
+ sio_data->kind = w83627uhg;
+ sio_name = sio_name_W83627UHG;
+ break;
case SIO_W83667HG_ID:
sio_data->kind = w83667hg;
sio_name = sio_name_W83667HG;
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