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powerpc/mpc85xx: Add TMU device tree support for T1023/T1024

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

Signed-off-by: Jia Hongtao <hongtao.jia@freescale.com>
Reviewed-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Scott Wood <scottwood@freescale.com>
This commit is contained in:
Hongtao Jia 2015-11-24 14:52:47 +08:00 committed by Scott Wood
parent be489a3936
commit 3045e409e4
6 changed files with 92 additions and 4 deletions
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2
arch/powerpc/boot/dts/fsl/t1023rdb.dts
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@ -159,4 +159,4 @@
};
};
/include/ "t1023si-post.dtsi"
#include "t1023si-post.dtsi"

86
arch/powerpc/boot/dts/fsl/t1023si-post.dtsi
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@ -32,6 +32,8 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <dt-bindings/thermal/thermal.h>
&ifc {
#address-cells = <2>;
#size-cells = <1>;
@ -275,6 +277,90 @@
reg = <0xea000 0x4000>;
};
tmu: tmu@f0000 {
compatible = "fsl,qoriq-tmu";
reg = <0xf0000 0x1000>;
interrupts = <18 2 0 0>;
fsl,tmu-range = <0xb0000 0xa0026 0x80048 0x30061>;
fsl,tmu-calibration = <0x00000000 0x0000000f
0x00000001 0x00000017
0x00000002 0x0000001e
0x00000003 0x00000026
0x00000004 0x0000002e
0x00000005 0x00000035
0x00000006 0x0000003d
0x00000007 0x00000044
0x00000008 0x0000004c
0x00000009 0x00000053
0x0000000a 0x0000005b
0x0000000b 0x00000064
0x00010000 0x00000011
0x00010001 0x0000001c
0x00010002 0x00000024
0x00010003 0x0000002b
0x00010004 0x00000034
0x00010005 0x00000039
0x00010006 0x00000042
0x00010007 0x0000004c
0x00010008 0x00000051
0x00010009 0x0000005a
0x0001000a 0x00000063
0x00020000 0x00000013
0x00020001 0x00000019
0x00020002 0x00000024
0x00020003 0x0000002c
0x00020004 0x00000035
0x00020005 0x0000003d
0x00020006 0x00000046
0x00020007 0x00000050
0x00020008 0x00000059
0x00030000 0x00000002
0x00030001 0x0000000d
0x00030002 0x00000019
0x00030003 0x00000024>;
#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>;
};
};
};
};
scfg: global-utilities@fc000 {
compatible = "fsl,t1023-scfg";
reg = <0xfc000 0x1000>;

2
arch/powerpc/boot/dts/fsl/t1024qds.dts
View File

@ -248,4 +248,4 @@
};
};
/include/ "t1024si-post.dtsi"
#include "t1024si-post.dtsi"

2
arch/powerpc/boot/dts/fsl/t1024rdb.dts
View File

@ -188,4 +188,4 @@
};
};
/include/ "t1024si-post.dtsi"
#include "t1024si-post.dtsi"

2
arch/powerpc/boot/dts/fsl/t1024si-post.dtsi
View File

@ -32,7 +32,7 @@
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/include/ "t1023si-post.dtsi"
#include "t1023si-post.dtsi"
/ {
aliases {

2
arch/powerpc/boot/dts/fsl/t102xsi-pre.dtsi
View File

@ -76,6 +76,7 @@
reg = <0>;
clocks = <&mux0>;
next-level-cache = <&L2_1>;
#cooling-cells = <2>;
L2_1: l2-cache {
next-level-cache = <&cpc>;
};
@ -85,6 +86,7 @@
reg = <1>;
clocks = <&mux1>;
next-level-cache = <&L2_2>;
#cooling-cells = <2>;
L2_2: l2-cache {
next-level-cache = <&cpc>;
};