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From: Bryan Brattlof <bb@ti.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Amit Kucheria <amitk@kernel.org>, Zhang Rui <rui.zhang@intel.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
	Tero Kristo <kristo@kernel.org>
Cc: Keerthy <j-keerthy@ti.com>, Linux PM <linux-pm@vger.kernel.org>,
	Device Trees <devicetree@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	LKML ARM <linux-arm-kernel@lists.infradead.org>,
	Bryan Brattlof <bb@ti.com>
Subject: [PATCH v2 07/11] arm64: dts: ti: k3-am64-main: add VTM node
Date: Tue, 25 Oct 2022 14:15:11 -0500	[thread overview]
Message-ID: <20221025191515.9151-8-bb@ti.com> (raw)
In-Reply-To: <20221025191515.9151-1-bb@ti.com>

The am64x supports a single VTM module which is located in the main
domain with two associated temperature monitors located at different hot
spots on the die.

Signed-off-by: Bryan Brattlof <bb@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi    |  8 +++++
 arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi | 33 +++++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am64.dtsi         |  4 +++
 3 files changed, 45 insertions(+)
 create mode 100644 arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index d6aa23681bbe5..a31a139127e35 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -1356,4 +1356,12 @@ elm0: ecc@25010000 {
 		clocks = <&k3_clks 54 0>;
 		clock-names = "fck";
 	};
+
+	vtm0: temperature-sensor@b00000 {
+		compatible = "ti,j7200-vtm";
+		reg = <0x00 0xb00000 0x00 0x400>,
+		      <0x00 0xb01000 0x00 0x400>;
+		power-domains = <&k3_pds 95 TI_SCI_PD_EXCLUSIVE>;
+		#thermal-sensor-cells = <1>;
+	};
 };
diff --git a/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi
new file mode 100644
index 0000000000000..1819a6948b19d
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/thermal/thermal.h>
+
+thermal_zones: thermal-zones {
+	main0_thermal: main0-thermal {
+		polling-delay-passive = <250>;	/* milliSeconds */
+		polling-delay = <500>;		/* milliSeconds */
+		thermal-sensors = <&vtm0 0>;
+
+		trips {
+			main0_crit: main0-crit {
+				temperature = <105000>;	/* milliCelsius */
+				hysteresis = <2000>;	/* milliCelsius */
+				type = "critical";
+			};
+		};
+	};
+
+	main1_thermal: main1-thermal {
+		polling-delay-passive = <250>;	/* milliSeconds */
+		polling-delay = <500>;		/* milliSeconds */
+		thermal-sensors = <&vtm0 1>;
+
+		trips {
+			main1_crit: main1-crit {
+				temperature = <105000>;	/* milliCelsius */
+				hysteresis = <2000>;	/* milliCelsius */
+				type = "critical";
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi
index c858725133af4..a0170605d7b4e 100644
--- a/arch/arm64/boot/dts/ti/k3-am64.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64.dtsi
@@ -69,6 +69,7 @@ cbass_main: bus@f4000 {
 			 <0x00 0x00420000 0x00 0x00420000 0x00 0x00001000>, /* ESM0 */
 			 <0x00 0x00600000 0x00 0x00600000 0x00 0x00001100>, /* GPIO */
 			 <0x00 0x00a40000 0x00 0x00a40000 0x00 0x00000800>, /* Timesync router */
+			 <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>, /* VTM */
 			 <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */
 			 <0x00 0x08000000 0x00 0x08000000 0x00 0x00200000>, /* Main CPSW */
 			 <0x00 0x0d000000 0x00 0x0d000000 0x00 0x00800000>, /* PCIE_CORE */
@@ -105,6 +106,9 @@ cbass_mcu: bus@4000000 {
 			ranges = <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>; /* Peripheral window */
 		};
 	};
+
+	#include "k3-am64-thermal.dtsi"
+
 };
 
 /* Now include the peripherals for each bus segments */
-- 
2.38.1


WARNING: multiple messages have this Message-ID (diff)
From: Bryan Brattlof <bb@ti.com>
To: "Rafael J. Wysocki" <rafael@kernel.org>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Amit Kucheria <amitk@kernel.org>, Zhang Rui <rui.zhang@intel.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Nishanth Menon <nm@ti.com>, Vignesh Raghavendra <vigneshr@ti.com>,
	Tero Kristo <kristo@kernel.org>
Cc: Keerthy <j-keerthy@ti.com>, Linux PM <linux-pm@vger.kernel.org>,
	Device Trees <devicetree@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	LKML ARM <linux-arm-kernel@lists.infradead.org>,
	Bryan Brattlof <bb@ti.com>
Subject: [PATCH v2 07/11] arm64: dts: ti: k3-am64-main: add VTM node
Date: Tue, 25 Oct 2022 14:15:11 -0500	[thread overview]
Message-ID: <20221025191515.9151-8-bb@ti.com> (raw)
In-Reply-To: <20221025191515.9151-1-bb@ti.com>

The am64x supports a single VTM module which is located in the main
domain with two associated temperature monitors located at different hot
spots on the die.

Signed-off-by: Bryan Brattlof <bb@ti.com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi    |  8 +++++
 arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi | 33 +++++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-am64.dtsi         |  4 +++
 3 files changed, 45 insertions(+)
 create mode 100644 arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index d6aa23681bbe5..a31a139127e35 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -1356,4 +1356,12 @@ elm0: ecc@25010000 {
 		clocks = <&k3_clks 54 0>;
 		clock-names = "fck";
 	};
+
+	vtm0: temperature-sensor@b00000 {
+		compatible = "ti,j7200-vtm";
+		reg = <0x00 0xb00000 0x00 0x400>,
+		      <0x00 0xb01000 0x00 0x400>;
+		power-domains = <&k3_pds 95 TI_SCI_PD_EXCLUSIVE>;
+		#thermal-sensor-cells = <1>;
+	};
 };
diff --git a/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi
new file mode 100644
index 0000000000000..1819a6948b19d
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am64-thermal.dtsi
@@ -0,0 +1,33 @@
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/thermal/thermal.h>
+
+thermal_zones: thermal-zones {
+	main0_thermal: main0-thermal {
+		polling-delay-passive = <250>;	/* milliSeconds */
+		polling-delay = <500>;		/* milliSeconds */
+		thermal-sensors = <&vtm0 0>;
+
+		trips {
+			main0_crit: main0-crit {
+				temperature = <105000>;	/* milliCelsius */
+				hysteresis = <2000>;	/* milliCelsius */
+				type = "critical";
+			};
+		};
+	};
+
+	main1_thermal: main1-thermal {
+		polling-delay-passive = <250>;	/* milliSeconds */
+		polling-delay = <500>;		/* milliSeconds */
+		thermal-sensors = <&vtm0 1>;
+
+		trips {
+			main1_crit: main1-crit {
+				temperature = <105000>;	/* milliCelsius */
+				hysteresis = <2000>;	/* milliCelsius */
+				type = "critical";
+			};
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-am64.dtsi b/arch/arm64/boot/dts/ti/k3-am64.dtsi
index c858725133af4..a0170605d7b4e 100644
--- a/arch/arm64/boot/dts/ti/k3-am64.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64.dtsi
@@ -69,6 +69,7 @@ cbass_main: bus@f4000 {
 			 <0x00 0x00420000 0x00 0x00420000 0x00 0x00001000>, /* ESM0 */
 			 <0x00 0x00600000 0x00 0x00600000 0x00 0x00001100>, /* GPIO */
 			 <0x00 0x00a40000 0x00 0x00a40000 0x00 0x00000800>, /* Timesync router */
+			 <0x00 0x00b00000 0x00 0x00b00000 0x00 0x00002400>, /* VTM */
 			 <0x00 0x01000000 0x00 0x01000000 0x00 0x02330400>, /* First peripheral window */
 			 <0x00 0x08000000 0x00 0x08000000 0x00 0x00200000>, /* Main CPSW */
 			 <0x00 0x0d000000 0x00 0x0d000000 0x00 0x00800000>, /* PCIE_CORE */
@@ -105,6 +106,9 @@ cbass_mcu: bus@4000000 {
 			ranges = <0x00 0x04000000 0x00 0x04000000 0x00 0x01ff1400>; /* Peripheral window */
 		};
 	};
+
+	#include "k3-am64-thermal.dtsi"
+
 };
 
 /* Now include the peripherals for each bus segments */
-- 
2.38.1


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  parent reply	other threads:[~2022-10-25 19:15 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-25 19:15 [PATCH v2 00/11] enable VTM node for all TI's K3 SoCs Bryan Brattlof
2022-10-25 19:15 ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 01/11] thermal: k3_j72xx_bandgap: simplify k3_thermal_get_temp() function Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 02/11] thermal: k3_j72xx_bandgap: use bool for i2128 erratum flag Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 03/11] thermal: k3_j72xx_bandgap: remove fuse_base from structure Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 04/11] thermal: k3_j72xx_bandgap: map fuse_base only for erratum workaround Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:42   ` Bryan Brattlof
2022-10-25 19:42     ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 05/11] dt-bindings: thermal: k3-j72xx: elaborate on binding description Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-26 14:54   ` Krzysztof Kozlowski
2022-10-26 14:54     ` Krzysztof Kozlowski
2022-10-25 19:15 ` [PATCH v2 06/11] dt-bindings: thermal: k3-j72xx: conditionally require efuse reg range Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-26 14:55   ` Krzysztof Kozlowski
2022-10-26 14:55     ` Krzysztof Kozlowski
2022-10-25 19:15 ` Bryan Brattlof [this message]
2022-10-25 19:15   ` [PATCH v2 07/11] arm64: dts: ti: k3-am64-main: add VTM node Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 08/11] arm64: dts: ti: k3-am62-wakeup: " Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 09/11] arm64: dts: ti: k3-j721e-mcu-wakeup: " Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 10/11] arm64: dts: ti: k3-j721s2-mcu-wakeup: " Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof
2022-10-25 19:15 ` [PATCH v2 11/11] arm64: dts: ti: k3-j7200-mcu-wakeup: " Bryan Brattlof
2022-10-25 19:15   ` Bryan Brattlof

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