@@ -22,7 +22,6 @@
#define MAX_SENSOR_NUM 4
-#define SUN50I_H6_SENSOR_NUM 2
#define SUN50I_H6_OFFSET -2794
#define SUN50I_H6_SCALE -67
@@ -57,7 +56,12 @@ struct tsensor {
int id;
};
+struct ths_thermal_chip {
+ int sensor_num;
+};
+
struct ths_device {
+ const struct ths_thermal_chip *chip;
struct device *dev;
struct regmap *regmap;
struct reset_control *reset;
@@ -117,7 +121,7 @@ static irqreturn_t sun50i_h6_irq_thread(int irq, void *data)
regmap_read(tmdev->regmap, SUN50I_H6_THS_DIS, &state);
- for (i = 0; i < SUN50I_H6_SENSOR_NUM; i++) {
+ for (i = 0; i < tmdev->chip->sensor_num; i++) {
if (state & SUN50I_H6_THS_DATA_IRQ_STS(i)) {
/* clear data irq pending */
@@ -167,7 +171,7 @@ static int sun50i_ths_calibrate(struct ths_device *tmdev)
goto out;
}
- if (!caldata[0] || callen < 2 + 2 * SUN50I_H6_SENSOR_NUM) {
+ if (!caldata[0] || callen < 2 + 2 * tmdev->chip->sensor_num) {
ret = -EINVAL;
goto out_free;
}
@@ -190,7 +194,7 @@ static int sun50i_ths_calibrate(struct ths_device *tmdev)
*/
ft_temp = caldata[0] & FT_TEMP_MASK;
- for (i = 0; i < SUN50I_H6_SENSOR_NUM; i++) {
+ for (i = 0; i < tmdev->chip->sensor_num; i++) {
int reg = (int)caldata[i + 1];
int sensor_temp = sun8i_ths_reg2temp(tmdev, reg);
int delta, cdata, offset;
@@ -297,10 +301,10 @@ static int sun50i_h6_thermal_init(struct ths_device *tmdev)
regmap_write(tmdev->regmap, SUN50I_H6_THS_PC,
SUN50I_H6_THS_PC_TEMP_PERIOD(58));
/* enable sensor */
- val = GENMASK(SUN50I_H6_SENSOR_NUM - 1, 0);
+ val = GENMASK(tmdev->chip->sensor_num - 1, 0);
regmap_write(tmdev->regmap, SUN50I_H6_THS_ENABLE, val);
/* thermal data interrupt enable */
- val = GENMASK(SUN50I_H6_SENSOR_NUM - 1, 0);
+ val = GENMASK(tmdev->chip->sensor_num - 1, 0);
regmap_write(tmdev->regmap, SUN50I_H6_THS_DIC, val);
return 0;
@@ -311,7 +315,7 @@ static int sun8i_ths_register(struct ths_device *tmdev)
struct thermal_zone_device *tzd;
int i;
- for (i = 0; i < SUN50I_H6_SENSOR_NUM; i++) {
+ for (i = 0; i < tmdev->chip->sensor_num; i++) {
tmdev->sensor[i].tmdev = tmdev;
tmdev->sensor[i].id = i;
tmdev->sensor[i].tzd =
@@ -337,6 +341,10 @@ static int sun8i_ths_probe(struct platform_device *pdev)
return -ENOMEM;
tmdev->dev = dev;
+ tmdev->chip = of_device_get_match_data(&pdev->dev);
+ if (!tmdev->chip)
+ return -EINVAL;
+
platform_set_drvdata(pdev, tmdev);
ret = sun8i_ths_resource_init(tmdev);
@@ -379,8 +387,12 @@ static int sun8i_ths_remove(struct platform_device *pdev)
return 0;
}
+static const struct ths_thermal_chip sun50i_h6_ths = {
+ .sensor_num = 2,
+};
+
static const struct of_device_id of_ths_match[] = {
- { .compatible = "allwinner,sun50i-h6-ths"},
+ { .compatible = "allwinner,sun50i-h6-ths", .data = &sun50i_h6_ths },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, of_ths_match);
For different socs, the number of ths sensors is different. So we need to do some work in order to support more soc. Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> --- drivers/thermal/sun8i_thermal.c | 28 ++++++++++++++++++++-------- 1 file changed, 20 insertions(+), 8 deletions(-)