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path: root/drivers/thermal/amlogic_thermal.c
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Diffstat (limited to 'drivers/thermal/amlogic_thermal.c')
-rw-r--r--drivers/thermal/amlogic_thermal.c28
1 files changed, 19 insertions, 9 deletions
diff --git a/drivers/thermal/amlogic_thermal.c b/drivers/thermal/amlogic_thermal.c
index df7a5ed55385..5448d772db12 100644
--- a/drivers/thermal/amlogic_thermal.c
+++ b/drivers/thermal/amlogic_thermal.c
@@ -7,10 +7,10 @@
*
* Register value to celsius temperature formulas:
* Read_Val m * U
- * U = ---------, Uptat = ---------
+ * U = ---------, uptat = ---------
* 2^16 1 + n * U
*
- * Temperature = A * ( Uptat + u_efuse / 2^16 )- B
+ * Temperature = A * ( uptat + u_efuse / 2^16 )- B
*
* A B m n : calibration parameters
* u_efuse : fused calibration value, it's a signed 16 bits value
@@ -112,7 +112,7 @@ static int amlogic_thermal_code_to_millicelsius(struct amlogic_thermal *pdata,
const struct amlogic_thermal_soc_calib_data *param =
pdata->data->calibration_parameters;
int temp;
- s64 factor, Uptat, uefuse;
+ s64 factor, uptat, uefuse;
uefuse = pdata->trim_info & TSENSOR_TRIM_SIGN_MASK ?
~(pdata->trim_info & TSENSOR_TRIM_TEMP_MASK) + 1 :
@@ -121,12 +121,12 @@ static int amlogic_thermal_code_to_millicelsius(struct amlogic_thermal *pdata,
factor = param->n * temp_code;
factor = div_s64(factor, 100);
- Uptat = temp_code * param->m;
- Uptat = div_s64(Uptat, 100);
- Uptat = Uptat * BIT(16);
- Uptat = div_s64(Uptat, BIT(16) + factor);
+ uptat = temp_code * param->m;
+ uptat = div_s64(uptat, 100);
+ uptat = uptat * BIT(16);
+ uptat = div_s64(uptat, BIT(16) + factor);
- temp = (Uptat + uefuse) * param->A;
+ temp = (uptat + uefuse) * param->A;
temp = div_s64(temp, BIT(16));
temp = (temp - param->B) * 100;
@@ -220,6 +220,12 @@ static const struct amlogic_thermal_data amlogic_thermal_g12a_ddr_param = {
.regmap_config = &amlogic_thermal_regmap_config_g12a,
};
+static const struct amlogic_thermal_data amlogic_thermal_a1_cpu_param = {
+ .u_efuse_off = 0x114,
+ .calibration_parameters = &amlogic_thermal_g12a,
+ .regmap_config = &amlogic_thermal_regmap_config_g12a,
+};
+
static const struct of_device_id of_amlogic_thermal_match[] = {
{
.compatible = "amlogic,g12a-ddr-thermal",
@@ -229,6 +235,10 @@ static const struct of_device_id of_amlogic_thermal_match[] = {
.compatible = "amlogic,g12a-cpu-thermal",
.data = &amlogic_thermal_g12a_cpu_param,
},
+ {
+ .compatible = "amlogic,a1-cpu-thermal",
+ .data = &amlogic_thermal_a1_cpu_param,
+ },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, of_amlogic_thermal_match);
@@ -323,7 +333,7 @@ static struct platform_driver amlogic_thermal_driver = {
.of_match_table = of_amlogic_thermal_match,
},
.probe = amlogic_thermal_probe,
- .remove_new = amlogic_thermal_remove,
+ .remove = amlogic_thermal_remove,
};
module_platform_driver(amlogic_thermal_driver);