From fbc1696da275e13a83335cce877f72664002f17f Mon Sep 17 00:00:00 2001
From: Manaf Meethalavalappu Pallikunhi <manafm@qti.qualcomm.com>
Date: Wed, 22 Jul 2020 15:57:49 +0530
Subject: [PATCH] ARM: dts: qcom: Enable cold temperature VDD restriction for
 HOLI

Enable cold temperature tsens zeroc interrupt sensor, thermal zone
for each zeroc sensor and different railway vdd restriction cooling
devices for HOLI.

Change-Id: Iebf30020088b926b759b9cd414e85629a74eca37
---
 qcom/holi-regulators.dtsi |  24 +++++++++
 qcom/holi-thermal.dtsi    | 103 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 127 insertions(+)

diff --git a/qcom/holi-regulators.dtsi b/qcom/holi-regulators.dtsi
index 294ac7b7d39a..17095374b554 100644
--- a/qcom/holi-regulators.dtsi
+++ b/qcom/holi-regulators.dtsi
@@ -49,6 +49,14 @@
 					<RPM_SMD_REGULATOR_LEVEL_BINNING>;
 			qcom,use-voltage-level;
 		};
+
+		gfx_cdev: gfx-reg-cdev {
+			compatible = "qcom,regulator-cooling-device";
+			regulator-cdev-supply = <&VDD_GFX_LEVEL_AO>;
+			regulator-levels = <RPM_SMD_REGULATOR_LEVEL_RETENTION
+					RPM_SMD_REGULATOR_LEVEL_SVS_PLUS>;
+			#cooling-cells = <2>;
+		};
 	};
 
 	/* PM6350 L1 - VDD_MX supply */
@@ -93,6 +101,14 @@
 					<RPM_SMD_REGULATOR_LEVEL_BINNING>;
 			qcom,use-voltage-level;
 		};
+
+		mx_cdev: mx-cdev-lvl {
+			compatible = "qcom,regulator-cooling-device";
+			regulator-cdev-supply = <&VDD_MX_LEVEL>;
+			regulator-levels = <RPM_SMD_REGULATOR_LEVEL_RETENTION
+					RPM_SMD_REGULATOR_LEVEL_SVS_PLUS>;
+			#cooling-cells = <2>;
+		};
 	};
 
 	/* VDD_LPI_CX supply */
@@ -390,6 +406,14 @@
 					<RPM_SMD_REGULATOR_LEVEL_BINNING>;
 			qcom,use-voltage-level;
 		};
+
+		cx_cdev: cx-cdev-lvl {
+			compatible = "qcom,regulator-cooling-device";
+			regulator-cdev-supply = <&VDD_CX_FLOOR_LEVEL>;
+			regulator-levels = <RPM_SMD_REGULATOR_LEVEL_RETENTION
+					RPM_SMD_REGULATOR_LEVEL_SVS_PLUS>;
+			#cooling-cells = <2>;
+		};
 	};
 
 	rpm-regulator-smpe8 {
diff --git a/qcom/holi-thermal.dtsi b/qcom/holi-thermal.dtsi
index 606e9e3b2ad4..47ec397c488d 100644
--- a/qcom/holi-thermal.dtsi
+++ b/qcom/holi-thermal.dtsi
@@ -15,6 +15,7 @@
 				"tsens-critical",
 				"tsens-0C";
 		tsens-reinit-wa;
+		0C-sensor-num = <16>;
 		#thermal-sensor-cells = <1>;
 	};
 
@@ -31,6 +32,7 @@
 				"tsens-critical",
 				"tsens-0C";
 		tsens-reinit-wa;
+		0C-sensor-num = <16>;
 		#thermal-sensor-cells = <1>;
 	};
 
@@ -62,6 +64,13 @@
 	};
 };
 
+&rpm_bus {
+	rpm_smd_cdev: rpm-smd-cdev {
+		compatible = "qcom,rpm-smd-cooling-device";
+		#cooling-cells = <2>;
+	};
+};
+
 &cpufreq_hw {
 	qcom,cpu-isolation {
 		compatible = "qcom,cpu-isolate";
@@ -996,4 +1005,98 @@
 			};
 		};
 	};
+
+	zeroc-0-step {
+		polling-delay-passive = <0>;
+		polling-delay = <0>;
+		thermal-sensors = <&tsens0 16>;
+		thermal-governor = "step_wise";
+
+		trips {
+			zeroc_0_trip: active-config0 {
+				temperature = <1>;
+				hysteresis = <1>;
+				type = "passive";
+			};
+		};
+
+		cooling-maps {
+			rpm_smd_cdev {
+				trip = <&zeroc_0_trip>;
+				cooling-device = <&rpm_smd_cdev 2 2>;
+			};
+
+			cx_vdd_cdev {
+				trip = <&zeroc_0_trip>;
+				cooling-device = <&cx_cdev 1 1>;
+			};
+
+			mx_vdd_cdev {
+				trip = <&zeroc_0_trip>;
+				cooling-device = <&mx_cdev 1 1>;
+			};
+
+			gfx_vdd_cdev {
+				trip = <&zeroc_0_trip>;
+				cooling-device = <&gfx_cdev 1 1>;
+			};
+
+			adsp_vdd_cdev {
+				trip = <&zeroc_0_trip>;
+				cooling-device = <&adsp_vdd 1 1>;
+			};
+
+			modem_vdd_cdev {
+				trip = <&zeroc_0_trip>;
+				cooling-device = <&modem_vdd 1 1>;
+			};
+		};
+	};
+
+	zeroc-1-step {
+		polling-delay-passive = <0>;
+		polling-delay = <0>;
+		thermal-sensors = <&tsens1 16>;
+		thermal-governor = "step_wise";
+
+		trips {
+			zeroc_1_trip: active-config0 {
+				temperature = <1>;
+				hysteresis = <1>;
+				type = "passive";
+			};
+		};
+
+		cooling-maps {
+			rpm_smd_cdev {
+				trip = <&zeroc_1_trip>;
+				cooling-device = <&rpm_smd_cdev 2 2>;
+			};
+
+			cx_vdd_cdev {
+				trip = <&zeroc_1_trip>;
+				cooling-device = <&cx_cdev 1 1>;
+			};
+
+			mx_vdd_cdev {
+				trip = <&zeroc_1_trip>;
+				cooling-device = <&mx_cdev 1 1>;
+			};
+
+			gfx_vdd_cdev {
+				trip = <&zeroc_1_trip>;
+				cooling-device = <&gfx_cdev 1 1>;
+			};
+
+			adsp_vdd_cdev {
+				trip = <&zeroc_1_trip>;
+				cooling-device = <&adsp_vdd 1 1>;
+			};
+
+			modem_vdd_cdev {
+				trip = <&zeroc_1_trip>;
+				cooling-device = <&modem_vdd 1 1>;
+			};
+		};
+	};
 };