hwmon: (nct6775) Add support for NCT6797D
Add support for NCT6797D. With the exception of fan/pwm configuration registers, it is mostly compatible with NCT6795D. Signed-off-by: Guenter Roeck <linux@roeck-us.net>hifive-unleashed-5.1
Guenter Roeck
parent
3be8c9d103
commit
e41da286a2
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@ -42,6 +42,7 @@
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* nct6793d 15 6 6 2+6 0xd120 0xc1 0x5ca3
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* nct6795d 14 6 6 2+6 0xd350 0xc1 0x5ca3
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* nct6796d 14 7 7 2+6 0xd420 0xc1 0x5ca3
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* nct6797d 14 7 7 2+6 0xd450 0xc1 0x5ca3
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*
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* #temp lists the number of monitored temperature sources (first value) plus
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* the number of directly connectable temperature sensors (second value).
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@ -69,7 +70,7 @@
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#define USE_ALTERNATE
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enum kinds { nct6106, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793,
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nct6795, nct6796 };
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nct6795, nct6796, nct6797 };
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/* used to set data->name = nct6775_device_names[data->sio_kind] */
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static const char * const nct6775_device_names[] = {
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@ -82,6 +83,7 @@ static const char * const nct6775_device_names[] = {
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"nct6793",
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"nct6795",
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"nct6796",
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"nct6797",
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};
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static const char * const nct6775_sio_names[] __initconst = {
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@ -94,6 +96,7 @@ static const char * const nct6775_sio_names[] __initconst = {
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"NCT6793D",
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"NCT6795D",
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"NCT6796D",
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"NCT6797D",
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};
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static unsigned short force_id;
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@ -129,6 +132,7 @@ MODULE_PARM_DESC(fan_debounce, "Enable debouncing for fan RPM signal");
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#define SIO_NCT6793_ID 0xd120
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#define SIO_NCT6795_ID 0xd350
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#define SIO_NCT6796_ID 0xd420
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#define SIO_NCT6797_ID 0xd450
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#define SIO_ID_MASK 0xFFF0
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enum pwm_enable { off, manual, thermal_cruise, speed_cruise, sf3, sf4 };
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@ -504,7 +508,7 @@ static const s8 NCT6779_BEEP_BITS[] = {
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static const u16 NCT6779_REG_FAN[] = {
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0x4c0, 0x4c2, 0x4c4, 0x4c6, 0x4c8, 0x4ca, 0x4ce };
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static const u16 NCT6779_REG_FAN_PULSES[NUM_FAN] = {
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0x644, 0x645, 0x646, 0x647, 0x648, 0x649 };
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0x644, 0x645, 0x646, 0x647, 0x648, 0x649, 0x64f };
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static const u16 NCT6779_REG_CRITICAL_PWM_ENABLE[] = {
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0x136, 0x236, 0x336, 0x836, 0x936, 0xa36, 0xb36 };
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@ -1288,6 +1292,7 @@ static bool is_word_sized(struct nct6775_data *data, u16 reg)
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case nct6793:
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case nct6795:
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case nct6796:
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case nct6797:
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return reg == 0x150 || reg == 0x153 || reg == 0x155 ||
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(reg & 0xfff0) == 0x4c0 ||
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reg == 0x402 ||
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@ -1643,6 +1648,7 @@ static void nct6775_update_pwm_limits(struct device *dev)
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case nct6793:
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case nct6795:
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case nct6796:
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case nct6797:
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reg = nct6775_read_value(data,
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data->REG_CRITICAL_PWM_ENABLE[i]);
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if (reg & data->CRITICAL_PWM_ENABLE_MASK)
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@ -3077,6 +3083,7 @@ store_auto_pwm(struct device *dev, struct device_attribute *attr,
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case nct6793:
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case nct6795:
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case nct6796:
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case nct6797:
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nct6775_write_value(data, data->REG_CRITICAL_PWM[nr],
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val);
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reg = nct6775_read_value(data,
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@ -3496,7 +3503,11 @@ nct6775_check_fan_inputs(struct nct6775_data *data)
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fan3pin = !(cr24 & 0x80);
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pwm3pin = cr24 & 0x08;
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} else {
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/* NCT6779D, NCT6791D, NCT6792D, NCT6793D, NCT6795D, NCT6796D */
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/*
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* NCT6779D, NCT6791D, NCT6792D, NCT6793D, NCT6795D, NCT6796D,
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* NCT6797D
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*/
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int cr1a = superio_inb(sioreg, 0x1a);
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int cr1b = superio_inb(sioreg, 0x1b);
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int cr1c = superio_inb(sioreg, 0x1c);
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int cr1d = superio_inb(sioreg, 0x1d);
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@ -3505,6 +3516,7 @@ nct6775_check_fan_inputs(struct nct6775_data *data)
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int cr2d = superio_inb(sioreg, 0x2d);
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int cr2f = superio_inb(sioreg, 0x2f);
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bool dsw_en = cr2f & BIT(3);
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bool ddr4_en = cr2f & BIT(4);
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int cre0;
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int creb;
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int cred;
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@ -3577,6 +3589,23 @@ nct6775_check_fan_inputs(struct nct6775_data *data)
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pwm7pin = !(cr1d & (BIT(2) | BIT(3)));
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break;
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case nct6797:
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fan5pin |= !ddr4_en && (cr1b & BIT(5));
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fan5pin |= creb & BIT(5);
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fan6pin = cr2a & BIT(4);
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fan6pin |= creb & BIT(3);
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fan7pin = cr1a & BIT(1);
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pwm5pin |= (creb & BIT(4)) && !(cr2a & BIT(0));
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pwm5pin |= !ddr4_en && (cr2d & BIT(7));
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pwm6pin = creb & BIT(2);
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pwm6pin |= cred & BIT(2);
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pwm7pin = cr1d & BIT(4);
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break;
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default: /* NCT6779D */
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break;
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}
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@ -3954,8 +3983,10 @@ static int nct6775_probe(struct platform_device *pdev)
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case nct6793:
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case nct6795:
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case nct6796:
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case nct6797:
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data->in_num = 15;
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data->pwm_num = (data->kind == nct6796) ? 7 : 6;
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data->pwm_num = (data->kind == nct6796 ||
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data->kind == nct6797) ? 7 : 6;
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data->auto_pwm_num = 4;
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data->has_fan_div = false;
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data->temp_fixed_num = 6;
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@ -3989,6 +4020,7 @@ static int nct6775_probe(struct platform_device *pdev)
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data->virt_temp_mask = NCT6793_VIRT_TEMP_MASK;
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break;
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case nct6795:
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case nct6797:
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data->temp_label = nct6795_temp_label;
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data->temp_mask = NCT6795_TEMP_MASK;
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data->virt_temp_mask = NCT6795_VIRT_TEMP_MASK;
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@ -4267,6 +4299,7 @@ static int nct6775_probe(struct platform_device *pdev)
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case nct6793:
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case nct6795:
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case nct6796:
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case nct6797:
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break;
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}
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@ -4302,6 +4335,7 @@ static int nct6775_probe(struct platform_device *pdev)
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case nct6793:
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case nct6795:
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case nct6796:
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case nct6797:
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tmp |= 0x7e;
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break;
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}
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@ -4504,6 +4538,9 @@ static int __init nct6775_find(int sioaddr, struct nct6775_sio_data *sio_data)
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case SIO_NCT6796_ID:
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sio_data->kind = nct6796;
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break;
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case SIO_NCT6797_ID:
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sio_data->kind = nct6797;
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break;
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default:
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if (val != 0xffff)
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pr_debug("unsupported chip ID: 0x%04x\n", val);
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