diff mbox series

[v5,3/4] arm64: dts: ti: j7200: Add VTM node

Message ID 20220412101409.7980-4-j-keerthy@ti.com (mailing list archive)
State New, archived
Delegated to: Daniel Lezcano
Headers show
Series thermal: k3_j72xx_bandgap: Add the bandgap driver support | expand

Commit Message

J, KEERTHY April 12, 2022, 10:14 a.m. UTC 
VTM stands for Voltage Thermal Management

Signed-off-by: Keerthy <j-keerthy@ti.com>
---
 .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi      |  9 ++++
 arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi  | 45 +++++++++++++++++++
 arch/arm64/boot/dts/ti/k3-j7200.dtsi          |  4 ++
 3 files changed, 58 insertions(+)
 create mode 100644 arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi

Comments

Krzysztof Kozlowski April 13, 2022, 10:14 a.m. UTC | #1 
On 12/04/2022 12:14, Keerthy wrote:
> VTM stands for Voltage Thermal Management
> 
> Signed-off-by: Keerthy <j-keerthy@ti.com>
> ---
>  .../boot/dts/ti/k3-j7200-mcu-wakeup.dtsi      |  9 ++++
>  arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi  | 45 +++++++++++++++++++
>  arch/arm64/boot/dts/ti/k3-j7200.dtsi          |  4 ++
>  3 files changed, 58 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi
> 
> diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
> index 1044ec6c4b0d..2b5c570253cc 100644
> --- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
> +++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
> @@ -375,4 +375,13 @@
>  			ti,loczrama = <1>;
>  		};
>  	};
> +
> +	wkup_vtm0: wkup_vtm0@42040000 {

Same issues as in other patches.


Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
index 1044ec6c4b0d..2b5c570253cc 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-mcu-wakeup.dtsi
@@ -375,4 +375,13 @@ 
 			ti,loczrama = <1>;
 		};
 	};
+
+	wkup_vtm0: wkup_vtm0@42040000 {
+		compatible = "ti,j7200-vtm";
+		reg = <0x0 0x42040000 0x0 0x350>,
+			<0x0 0x42050000 0x0 0x350>,
+			<0x0 0x43000300 0x0 0x10>;
+		power-domains = <&k3_pds 154 TI_SCI_PD_EXCLUSIVE>;
+		#thermal-sensor-cells = <1>;
+	};
 };
diff --git a/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi
new file mode 100644
index 000000000000..1f18f9dcd3e9
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-j7200-thermal.dtsi
@@ -0,0 +1,45 @@ 
+// SPDX-License-Identifier: GPL-2.0
+
+#include <dt-bindings/thermal/thermal.h>
+
+mcu_thermal: mcu_thermal {
+	polling-delay-passive = <250>; /* milliseconds */
+	polling-delay = <500>; /* milliseconds */
+	thermal-sensors = <&wkup_vtm0 0>;
+
+	trips {
+		wkup_crit: wkup_crit {
+			temperature = <125000>; /* milliCelsius */
+			hysteresis = <2000>; /* milliCelsius */
+			type = "critical";
+		};
+	};
+};
+
+mpu_thermal: mpu_thermal {
+	polling-delay-passive = <250>; /* milliseconds */
+	polling-delay = <500>; /* milliseconds */
+	thermal-sensors = <&wkup_vtm0 1>;
+
+	trips {
+		mpu_crit: mpu_crit {
+			temperature = <125000>; /* milliCelsius */
+			hysteresis = <2000>; /* milliCelsius */
+			type = "critical";
+		};
+	};
+};
+
+main_thermal: main_thermal {
+	polling-delay-passive = <250>; /* milliseconds */
+	polling-delay = <500>; /* milliseconds */
+	thermal-sensors = <&wkup_vtm0 2>;
+
+	trips {
+		c7x_crit: c7x_crit {
+			temperature = <125000>; /* milliCelsius */
+			hysteresis = <2000>; /* milliCelsius */
+			type = "critical";
+		};
+	};
+};
diff --git a/arch/arm64/boot/dts/ti/k3-j7200.dtsi b/arch/arm64/boot/dts/ti/k3-j7200.dtsi
index b6da0454cc5b..9ca60a4f03da 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200.dtsi
@@ -168,6 +168,10 @@ 
 				 <0x07 0x00000000 0x07 0x00000000 0x01 0x00000000>; /* FSS OSPI1 data region 3 */
 		};
 	};
+
+	thermal_zones: thermal-zones {
+		#include "k3-j7200-thermal.dtsi"
+	};
 };
 
 /* Now include the peripherals for each bus segments */