thermal/drivers/tsens: Add IPQ8074 support

Qualcomm IPQ8074 uses tsens v2.3 IP, however unlike other tsens v2 IP
it only has one IRQ, that is used for up/low as well as critical.
It also does not support negative trip temperatures.

Signed-off-by: Robert Marko <robimarko@gmail.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20220818220245.338396-4-robimarko@gmail.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>

drivers/thermal/qcom/tsens-v2.c

@@ -39,6 +39,17 @@ static struct tsens_features tsens_v2_feat = {
 	.trip_max_temp	= 120000,
 };
 
+static struct tsens_features ipq8074_feat = {
+	.ver_major	= VER_2_X,
+	.crit_int	= 1,
+	.combo_int	= 1,
+	.adc		= 0,
+	.srot_split	= 1,
+	.max_sensors	= 16,
+	.trip_min_temp	= 0,
+	.trip_max_temp	= 204000,
+};
+
 static const struct reg_field tsens_v2_regfields[MAX_REGFIELDS] = {
 	/* ----- SROT ------ */
 	/* VERSION */
@@ -104,6 +115,12 @@ struct tsens_plat_data data_tsens_v2 = {
 	.fields	= tsens_v2_regfields,
 };
 
+struct tsens_plat_data data_ipq8074 = {
+	.ops		= &ops_generic_v2,
+	.feat		= &ipq8074_feat,
+	.fields	= tsens_v2_regfields,
+};
+
 /* Kept around for backward compatibility with old msm8996.dtsi */
 struct tsens_plat_data data_8996 = {
 	.num_sensors	= 13,

drivers/thermal/qcom/tsens.c

@@ -980,6 +980,9 @@ static const struct of_device_id tsens_table[] = {
 	{
 		.compatible = "qcom,ipq8064-tsens",
 		.data = &data_8960,
+	}, {
+		.compatible = "qcom,ipq8074-tsens",
+		.data = &data_ipq8074,
 	}, {
 		.compatible = "qcom,mdm9607-tsens",
 		.data = &data_9607,

drivers/thermal/qcom/tsens.h

@@ -597,6 +597,6 @@ extern struct tsens_plat_data data_8916, data_8939, data_8974, data_9607;
 extern struct tsens_plat_data data_tsens_v1, data_8976;
 
 /* TSENS v2 targets */
-extern struct tsens_plat_data data_8996, data_tsens_v2;
+extern struct tsens_plat_data data_8996, data_ipq8074, data_tsens_v2;
 
 #endif /* __QCOM_TSENS_H__ */