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Commit be489a39 authored by Hongtao Jia's avatar Hongtao Jia Committed by Scott Wood
Browse files

powerpc/mpc85xx: Add TMU device tree support for T1040/T1042 



Also add nodes and properties for thermal management support. Meanwhile
preprocessor support is needed using thermal of framework.

Signed-off-by: default avatarJia Hongtao <hongtao.jia@freescale.com>
Reviewed-by: default avatarScott Wood <scottwood@freescale.com>
Signed-off-by: default avatarScott Wood <scottwood@freescale.com>
parent 23307707

arch/powerpc/boot/dts/fsl/t1040d4rdb.dts

+1 −1
Original line number Diff line number Diff line
@@ -43,4 +43,4 @@ 
	interrupt-parent = <&mpic>;

};



/include/ "t1040si-post.dtsi"
 
#include "t1040si-post.dtsi"

arch/powerpc/boot/dts/fsl/t1040qds.dts

+1 −1
Original line number Diff line number Diff line
@@ -43,4 +43,4 @@ 
	interrupt-parent = <&mpic>;

};



/include/ "t1040si-post.dtsi"
 
#include "t1040si-post.dtsi"

arch/powerpc/boot/dts/fsl/t1040rdb.dts

+1 −1
Original line number Diff line number Diff line
@@ -45,4 +45,4 @@ 
	};

};



/include/ "t1040si-post.dtsi"
 
#include "t1040si-post.dtsi"

arch/powerpc/boot/dts/fsl/t1040si-post.dtsi

+94 −0
Original line number Diff line number Diff line
@@ -32,6 +32,8 @@ 
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

 */



#include <dt-bindings/thermal/thermal.h>



&bman_fbpr {

	compatible = "fsl,bman-fbpr";

	alloc-ranges = <0 0 0x10000 0>;
@@ -484,6 +486,98 @@ 
		reg	   = <0xea000 0x4000>;

	};



	tmu: tmu@f0000 {

		compatible = "fsl,qoriq-tmu";

		reg = <0xf0000 0x1000>;

		interrupts = <18 2 0 0>;

		fsl,tmu-range = <0xa0000 0x90026 0x8004a 0x1006a>;

		fsl,tmu-calibration = <0x00000000 0x00000025

				       0x00000001 0x00000028

				       0x00000002 0x0000002d

				       0x00000003 0x00000031

				       0x00000004 0x00000036

				       0x00000005 0x0000003a

				       0x00000006 0x00000040

				       0x00000007 0x00000044

				       0x00000008 0x0000004a

				       0x00000009 0x0000004f

				       0x0000000a 0x00000054



				       0x00010000 0x0000000d

				       0x00010001 0x00000013

				       0x00010002 0x00000019

				       0x00010003 0x0000001f

				       0x00010004 0x00000025

				       0x00010005 0x0000002d

				       0x00010006 0x00000033

				       0x00010007 0x00000043

				       0x00010008 0x0000004b

				       0x00010009 0x00000053



				       0x00020000 0x00000010

				       0x00020001 0x00000017

				       0x00020002 0x0000001f

				       0x00020003 0x00000029

				       0x00020004 0x00000031

				       0x00020005 0x0000003c

				       0x00020006 0x00000042

				       0x00020007 0x0000004d

				       0x00020008 0x00000056



				       0x00030000 0x00000012

				       0x00030001 0x0000001d>;

		#thermal-sensor-cells = <0>;

	};



	thermal-zones {

		cpu_thermal: cpu-thermal {

			polling-delay-passive = <1000>;

			polling-delay = <5000>;



			thermal-sensors = <&tmu>;



			trips {

				cpu_alert: cpu-alert {

					temperature = <85000>;

					hysteresis = <2000>;

					type = "passive";

				};

				cpu_crit: cpu-crit {

					temperature = <95000>;

					hysteresis = <2000>;

					type = "critical";

				};

			};



			cooling-maps {

				map0 {

					trip = <&cpu_alert>;

					cooling-device =

						<&cpu0 THERMAL_NO_LIMIT

							THERMAL_NO_LIMIT>;

				};

				map1 {

					trip = <&cpu_alert>;

					cooling-device =

						<&cpu1 THERMAL_NO_LIMIT

							THERMAL_NO_LIMIT>;

				};

				map2 {

					trip = <&cpu_alert>;

					cooling-device =

						<&cpu2 THERMAL_NO_LIMIT

							THERMAL_NO_LIMIT>;

				};

				map3 {

					trip = <&cpu_alert>;

					cooling-device =

						<&cpu3 THERMAL_NO_LIMIT

							THERMAL_NO_LIMIT>;

				};

			};

		};

	};



	scfg: global-utilities@fc000 {

		compatible = "fsl,t1040-scfg";

		reg = <0xfc000 0x1000>;

arch/powerpc/boot/dts/fsl/t1042d4rdb.dts

+1 −1
Original line number Diff line number Diff line
@@ -50,4 +50,4 @@ 
	};

};



/include/ "t1040si-post.dtsi"
 
#include "t1042si-post.dtsi"