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Commit 8aefb93f authored by Guenter Roeck's avatar Guenter Roeck
Browse files

hwmon: (nct6775) Add support for NCT6792D 



NCT6792D is similar to NCT6791D. Only beep control and temperature
monitoring registers are different.

Reviewed-by: default avatarJean Delvare <jdelvare@suse.de>
Signed-off-by: default avatarGuenter Roeck <linux@roeck-us.net>
parent b6e6dd8e

Documentation/hwmon/nct6775

+4 −0
Original line number Diff line number Diff line
@@ -28,6 +28,10 @@ Supported chips: 
    Prefix: 'nct6791'

    Addresses scanned: ISA address retrieved from Super I/O registers

    Datasheet: Available from Nuvoton upon request

  * Nuvoton NCT6792D

    Prefix: 'nct6792'

    Addresses scanned: ISA address retrieved from Super I/O registers

    Datasheet: Available from Nuvoton upon request



Authors:

        Guenter Roeck <linux@roeck-us.net>

drivers/hwmon/Kconfig

+2 −2
Original line number Diff line number Diff line
@@ -1117,8 +1117,8 @@ config SENSORS_NCT6775 
	help

	  If you say yes here you get support for the hardware monitoring

	  functionality of the Nuvoton NCT6106D, NCT6775F, NCT6776F, NCT6779D,

	  NCT6791D and compatible Super-I/O chips. This driver replaces the

	  w83627ehf driver for NCT6775F and NCT6776F.

	  NCT6791D, NCT6792D and compatible Super-I/O chips. This driver

	  replaces the w83627ehf driver for NCT6775F and NCT6776F.



	  This driver can also be built as a module.  If so, the module

	  will be called nct6775.

drivers/hwmon/nct6775.c

+37 −10
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ 
 * nct6776f     9      5       3       6+3    0xc330 0xc1    0x5ca3

 * nct6779d    15      5       5       2+6    0xc560 0xc1    0x5ca3

 * nct6791d    15      6       6       2+6    0xc800 0xc1    0x5ca3

 * nct6792d    15      6       6       2+6    0xc910 0xc1    0x5ca3

 *

 * #temp lists the number of monitored temperature sources (first value) plus

 * the number of directly connectable temperature sensors (second value).
@@ -61,7 +62,7 @@ 


#define USE_ALTERNATE



enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791 };

enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792 };



/* used to set data->name = nct6775_device_names[data->sio_kind] */

static const char * const nct6775_device_names[] = {
@@ -70,6 +71,7 @@ static const char * const nct6775_device_names[] = { 
	"nct6776",

	"nct6779",

	"nct6791",

	"nct6792",

};



static unsigned short force_id;
@@ -100,6 +102,7 @@ MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal"); 
#define SIO_NCT6776_ID		0xc330

#define SIO_NCT6779_ID		0xc560

#define SIO_NCT6791_ID		0xc800

#define SIO_NCT6792_ID		0xc910

#define SIO_ID_MASK		0xFFF0



enum pwm_enable { off, manual, thermal_cruise, speed_cruise, sf3, sf4 };
@@ -529,6 +532,12 @@ static const s8 NCT6791_ALARM_BITS[] = { 
	4, 5, 13, -1, -1, -1,		/* temp1..temp6 */

	12, 9 };			/* intrusion0, intrusion1 */



/* NCT6792 specific data */



static const u16 NCT6792_REG_TEMP_MON[] = {

	0x73, 0x75, 0x77, 0x79, 0x7b, 0x7d };

static const u16 NCT6792_REG_BEEP[NUM_REG_BEEP] = {

	0xb2, 0xb3, 0xb4, 0xb5, 0xbf };



/* NCT6102D/NCT6106D specific data */
@@ -1043,13 +1052,14 @@ static bool is_word_sized(struct nct6775_data *data, u16 reg) 
		  reg == 0x73 || reg == 0x75 || reg == 0x77;

	case nct6779:

	case nct6791:

	case nct6792:

		return reg == 0x150 || reg == 0x153 || reg == 0x155 ||

		  ((reg & 0xfff0) == 0x4b0 && (reg & 0x000f) < 0x0b) ||

		  reg == 0x402 ||

		  reg == 0x63a || reg == 0x63c || reg == 0x63e ||

		  reg == 0x640 || reg == 0x642 ||

		  reg == 0x73 || reg == 0x75 || reg == 0x77 || reg == 0x79 ||

		  reg == 0x7b;

		  reg == 0x7b || reg == 0x7d;

	}

	return false;

}
@@ -1391,6 +1401,7 @@ static void nct6775_update_pwm_limits(struct device *dev) 
		case nct6106:

		case nct6779:

		case nct6791:

		case nct6792:

			reg = nct6775_read_value(data,

					data->REG_CRITICAL_PWM_ENABLE[i]);

			if (reg & data->CRITICAL_PWM_ENABLE_MASK)
@@ -2790,6 +2801,7 @@ store_auto_pwm(struct device *dev, struct device_attribute *attr, 
		case nct6106:

		case nct6779:

		case nct6791:

		case nct6792:

			nct6775_write_value(data, data->REG_CRITICAL_PWM[nr],

					    val);

			reg = nct6775_read_value(data,
@@ -3202,7 +3214,7 @@ nct6775_check_fan_inputs(struct nct6775_data *data) 
		pwm4pin = false;

		pwm5pin = false;

		pwm6pin = false;

	} else {	/* NCT6779D or NCT6791D */

	} else {	/* NCT6779D, NCT6791D, or NCT6792D */

		regval = superio_inb(sioreg, 0x1c);



		fan3pin = !(regval & (1 << 5));
@@ -3215,7 +3227,7 @@ nct6775_check_fan_inputs(struct nct6775_data *data) 


		fan4min = fan4pin;



		if (data->kind == nct6791) {

		if (data->kind == nct6791 || data->kind == nct6792) {

			regval = superio_inb(sioreg, 0x2d);

			fan6pin = (regval & (1 << 1));

			pwm6pin = (regval & (1 << 0));
@@ -3588,6 +3600,7 @@ static int nct6775_probe(struct platform_device *pdev) 


		break;

	case nct6791:

	case nct6792:

		data->in_num = 15;

		data->pwm_num = 6;

		data->auto_pwm_num = 4;
@@ -3650,12 +3663,20 @@ static int nct6775_probe(struct platform_device *pdev) 
		data->REG_WEIGHT_TEMP[1] = NCT6791_REG_WEIGHT_TEMP_STEP_TOL;

		data->REG_WEIGHT_TEMP[2] = NCT6791_REG_WEIGHT_TEMP_BASE;

		data->REG_ALARM = NCT6791_REG_ALARM;

		if (data->kind == nct6791)

			data->REG_BEEP = NCT6776_REG_BEEP;

		else

			data->REG_BEEP = NCT6792_REG_BEEP;



		reg_temp = NCT6779_REG_TEMP;

		reg_temp_mon = NCT6779_REG_TEMP_MON;

		num_reg_temp = ARRAY_SIZE(NCT6779_REG_TEMP);

		if (data->kind == nct6791) {

			reg_temp_mon = NCT6779_REG_TEMP_MON;

			num_reg_temp_mon = ARRAY_SIZE(NCT6779_REG_TEMP_MON);

		} else {

			reg_temp_mon = NCT6792_REG_TEMP_MON;

			num_reg_temp_mon = ARRAY_SIZE(NCT6792_REG_TEMP_MON);

		}

		reg_temp_over = NCT6779_REG_TEMP_OVER;

		reg_temp_hyst = NCT6779_REG_TEMP_HYST;

		reg_temp_config = NCT6779_REG_TEMP_CONFIG;
@@ -3854,6 +3875,7 @@ static int nct6775_probe(struct platform_device *pdev) 
	case nct6106:

	case nct6779:

	case nct6791:

	case nct6792:

		break;

	}
@@ -3885,6 +3907,7 @@ static int nct6775_probe(struct platform_device *pdev) 
			tmp |= 0x3e;

			break;

		case nct6791:

		case nct6792:

			tmp |= 0x7e;

			break;

		}
@@ -3972,7 +3995,7 @@ static int nct6775_resume(struct device *dev) 
	mutex_lock(&data->update_lock);

	data->bank = 0xff;		/* Force initial bank selection */



	if (data->kind == nct6791) {

	if (data->kind == nct6791 || data->kind == nct6792) {

		err = superio_enter(data->sioreg);

		if (err)

			goto abort;
@@ -4052,6 +4075,7 @@ static const char * const nct6775_sio_names[] __initconst = { 
	"NCT6776D/F",

	"NCT6779D",

	"NCT6791D",

	"NCT6792D",

};



/* nct6775_find() looks for a '627 in the Super-I/O config space */
@@ -4086,6 +4110,9 @@ static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data) 
	case SIO_NCT6791_ID:

		sio_data->kind = nct6791;

		break;

	case SIO_NCT6792_ID:

		sio_data->kind = nct6792;

		break;

	default:

		if (val != 0xffff)

			pr_debug("unsupported chip ID: 0x%04x\n", val);
@@ -4111,7 +4138,7 @@ 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)

	if (sio_data->kind == nct6791 || sio_data->kind == nct6792)

		nct6791_enable_io_mapping(sioaddr);



	superio_exit(sioaddr);
@@ -4221,7 +4248,7 @@ static void __exit sensors_nct6775_exit(void) 
}



MODULE_AUTHOR("Guenter Roeck <linux@roeck-us.net>");

MODULE_DESCRIPTION("NCT6106D/NCT6775F/NCT6776F/NCT6779D/NCT6791D driver");

MODULE_DESCRIPTION("NCT6106D/NCT6775F/NCT6776F/NCT6779D/NCT6791D/NCT6792D driver");

MODULE_LICENSE("GPL");



module_init(sensors_nct6775_init);