Add support for 4th temperature sensor on IT8622

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

diff --git a/it87.c b/it87.c
index 94a50f53d68727d298fb66458202ba2dcaae3b5a..acbc1ff5a2bc26a2c00bb5f6fb6e35a9da77c84d 100644 (file)
--- a/it87.c
+++ b/it87.c
@@ -372,6 +372,7 @@ struct it87_devices {
 #define FEAT_11MV_ADC          BIT(24)
 #define FEAT_NEW_TEMPMAP       BIT(25) /* new temp input selection */
 #define FEAT_MMIO              BIT(26) /* Chip supports MMIO */
+#define FEAT_FOUR_TEMP         BIT(27)
 
 static const struct it87_devices it87_devices[] = {
        [it87] = {
@@ -610,7 +611,7 @@ static const struct it87_devices it87_devices[] = {
                .name = "it8622",
                .suffix = "E",
                .features = FEAT_NEWER_AUTOPWM | FEAT_12MV_ADC | FEAT_16BIT_FANS
-                 | FEAT_TEMP_PECI | FEAT_FIVE_FANS
+                 | FEAT_TEMP_PECI | FEAT_FIVE_FANS | FEAT_FOUR_TEMP
                  | FEAT_FIVE_PWM | FEAT_IN7_INTERNAL | FEAT_PWM_FREQ2
                  | FEAT_AVCC3 | FEAT_VIN3_5V | FEAT_SCALING,
                .num_temp_limit = 3,
@@ -717,6 +718,7 @@ static const struct it87_devices it87_devices[] = {
 #define has_11mv_adc(data)     ((data)->features & FEAT_11MV_ADC)
 #define has_new_tempmap(data)  ((data)->features & FEAT_NEW_TEMPMAP)
 #define has_mmio(data)         ((data)->features & FEAT_MMIO)
+#define has_four_temp(data)    ((data)->features & FEAT_FOUR_TEMP)
 
 struct it87_sio_data {
        enum chips type;
@@ -4006,7 +4008,9 @@ static int it87_probe(struct platform_device *pdev)
        data->in_internal = sio_data->internal;
        data->has_in = 0x3ff & ~sio_data->skip_in;
 
-       if (has_six_temp(data)) {
+       if (has_four_temp(data)) {
+               data->has_temp |= BIT(3);
+       } else if (has_six_temp(data)) {
                u8 reg = data->read(data, IT87_REG_TEMP456_ENABLE);
 
                /* Check for additional temperature sensors */