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[v1,1/3] riscv: dts: starfive: jh7100: Add temperature sensor node and thermal-zones

Message ID 20230718034937.92999-2-hal.feng@starfivetech.com (mailing list archive)
State Accepted
Delegated to: Conor Dooley
Headers show
Series riscv: dts: starfive: jh71x0: Add temperature sensor nodes and thermal-zones | expand

Checks

Context Check Description
conchuod/cover_letter success Series has a cover letter
conchuod/tree_selection success Guessed tree name to be for-next at HEAD 471aba2e4760
conchuod/fixes_present success Fixes tag not required for -next series
conchuod/maintainers_pattern success MAINTAINERS pattern errors before the patch: 4 and now 4
conchuod/verify_signedoff success Signed-off-by tag matches author and committer
conchuod/kdoc success Errors and warnings before: 0 this patch: 0
conchuod/build_rv64_clang_allmodconfig success Errors and warnings before: 9 this patch: 9
conchuod/module_param success Was 0 now: 0
conchuod/build_rv64_gcc_allmodconfig success Errors and warnings before: 9 this patch: 9
conchuod/build_rv32_defconfig success Build OK
conchuod/dtb_warn_rv64 success Errors and warnings before: 3 this patch: 3
conchuod/header_inline success No static functions without inline keyword in header files
conchuod/checkpatch success total: 0 errors, 0 warnings, 0 checks, 48 lines checked
conchuod/build_rv64_nommu_k210_defconfig success Build OK
conchuod/verify_fixes success No Fixes tag
conchuod/build_rv64_nommu_virt_defconfig success Build OK

Commit Message

Hal Feng July 18, 2023, 3:49 a.m. UTC 
Add temperature sensor and thermal-zones support for
the StarFive JH7100 SoC.

Co-developed-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
Signed-off-by: Hal Feng <hal.feng@starfivetech.com>
---
 arch/riscv/boot/dts/starfive/jh7100.dtsi | 37 ++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
diff mbox series

Patch

diff --git a/arch/riscv/boot/dts/starfive/jh7100.dtsi b/arch/riscv/boot/dts/starfive/jh7100.dtsi
index 4218621ea3b9..35ab54fb235f 100644
--- a/arch/riscv/boot/dts/starfive/jh7100.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7100.dtsi
@@ -80,6 +80,31 @@  core1 {
 		};
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <250>;
+			polling-delay = <15000>;
+
+			thermal-sensors = <&sfctemp>;
+
+			trips {
+				cpu_alert0 {
+					/* milliCelsius */
+					temperature = <75000>;
+					hysteresis = <2000>;
+					type = "passive";
+				};
+
+				cpu_crit {
+					/* milliCelsius */
+					temperature = <90000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+		};
+	};
+
 	osc_sys: osc_sys {
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
@@ -248,5 +273,17 @@  watchdog@12480000 {
 			resets = <&rstgen JH7100_RSTN_WDTIMER_APB>,
 				 <&rstgen JH7100_RSTN_WDT>;
 		};
+
+		sfctemp: temperature-sensor@124a0000 {
+			compatible = "starfive,jh7100-temp";
+			reg = <0x0 0x124a0000 0x0 0x10000>;
+			clocks = <&clkgen JH7100_CLK_TEMP_SENSE>,
+				 <&clkgen JH7100_CLK_TEMP_APB>;
+			clock-names = "sense", "bus";
+			resets = <&rstgen JH7100_RSTN_TEMP_SENSE>,
+				 <&rstgen JH7100_RSTN_TEMP_APB>;
+			reset-names = "sense", "bus";
+			#thermal-sensor-cells = <0>;
+		};
 	};
 };