* [PATCH 2/7] powerpc/mpc85xx: Update TMU device tree node for T1040/T1042
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
@ 2016-06-03 6:57 ` Jia Hongtao
2016-06-03 6:57 ` [PATCH 3/7] powerpc/mpc85xx: Update TMU device tree node for T1023/T1024 Jia Hongtao
` (5 subsequent siblings)
6 siblings, 0 replies; 11+ messages in thread
From: Jia Hongtao @ 2016-06-03 6:57 UTC (permalink / raw)
To: edubezval, rui.zhang, robh+dt, galak, scott.wood, shawnguo
Cc: devicetree, linux-pm, linux-kernel, hongtao.jia, linuxppc-dev,
linux-arm-kernel
SoC compatible string and endianness property are added according to the
new bindings.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
---
arch/powerpc/boot/dts/fsl/t1040si-post.dtsi | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi b/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi
index 507649e..089eb56 100644
--- a/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi
+++ b/arch/powerpc/boot/dts/fsl/t1040si-post.dtsi
@@ -526,7 +526,7 @@
0x00030000 0x00000012
0x00030001 0x0000001d>;
- #thermal-sensor-cells = <0>;
+ #thermal-sensor-cells = <1>;
};
thermal-zones {
@@ -534,7 +534,7 @@
polling-delay-passive = <1000>;
polling-delay = <5000>;
- thermal-sensors = <&tmu>;
+ thermal-sensors = <&tmu 2>;
trips {
cpu_alert: cpu-alert {
--
2.1.0.27.g96db324
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 3/7] powerpc/mpc85xx: Update TMU device tree node for T1023/T1024
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
2016-06-03 6:57 ` [PATCH 2/7] powerpc/mpc85xx: Update TMU device tree node for T1040/T1042 Jia Hongtao
@ 2016-06-03 6:57 ` Jia Hongtao
2016-06-03 6:57 ` [PATCH 4/7] arm:dt:ls1021a: Add TMU device tree support for LS1021A Jia Hongtao
` (4 subsequent siblings)
6 siblings, 0 replies; 11+ messages in thread
From: Jia Hongtao @ 2016-06-03 6:57 UTC (permalink / raw)
To: edubezval, rui.zhang, robh+dt, galak, scott.wood, shawnguo
Cc: devicetree, linux-pm, linux-kernel, hongtao.jia, linuxppc-dev,
linux-arm-kernel
SoC compatible string and endianness property are added according to the
new bindings.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
---
arch/powerpc/boot/dts/fsl/t1023si-post.dtsi | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi b/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi
index 6e0b489..bce762a 100644
--- a/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi
+++ b/arch/powerpc/boot/dts/fsl/t1023si-post.dtsi
@@ -321,7 +321,7 @@
0x00030001 0x0000000d
0x00030002 0x00000019
0x00030003 0x00000024>;
- #thermal-sensor-cells = <0>;
+ #thermal-sensor-cells = <1>;
};
thermal-zones {
@@ -329,7 +329,7 @@
polling-delay-passive = <1000>;
polling-delay = <5000>;
- thermal-sensors = <&tmu>;
+ thermal-sensors = <&tmu 0>;
trips {
cpu_alert: cpu-alert {
--
2.1.0.27.g96db324
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 4/7] arm:dt:ls1021a: Add TMU device tree support for LS1021A
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
2016-06-03 6:57 ` [PATCH 2/7] powerpc/mpc85xx: Update TMU device tree node for T1040/T1042 Jia Hongtao
2016-06-03 6:57 ` [PATCH 3/7] powerpc/mpc85xx: Update TMU device tree node for T1023/T1024 Jia Hongtao
@ 2016-06-03 6:57 ` Jia Hongtao
2016-06-03 6:57 ` [PATCH 5/7] arm64:dt:ls1043a: Add TMU device tree support for LS1043A Jia Hongtao
` (3 subsequent siblings)
6 siblings, 0 replies; 11+ messages in thread
From: Jia Hongtao @ 2016-06-03 6:57 UTC (permalink / raw)
To: edubezval, rui.zhang, robh+dt, galak, scott.wood, shawnguo
Cc: devicetree, linux-pm, linux-kernel, hongtao.jia, linuxppc-dev,
linux-arm-kernel
Also add nodes and properties for thermal management support.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
---
arch/arm/boot/dts/ls1021a.dtsi | 84 +++++++++++++++++++++++++++++++++++++++++-
1 file changed, 82 insertions(+), 2 deletions(-)
diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi
index 5ae8e92..1bac9d8 100644
--- a/arch/arm/boot/dts/ls1021a.dtsi
+++ b/arch/arm/boot/dts/ls1021a.dtsi
@@ -47,6 +47,7 @@
#include "skeleton64.dtsi"
#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/thermal/thermal.h>
/ {
compatible = "fsl,ls1021a";
@@ -70,14 +71,15 @@
#address-cells = <1>;
#size-cells = <0>;
- cpu@f00 {
+ cpu0: cpu@f00 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0xf00>;
clocks = <&cluster1_clk>;
+ #cooling-cells = <2>;
};
- cpu@f01 {
+ cpu1: cpu@f01 {
compatible = "arm,cortex-a7";
device_type = "cpu";
reg = <0xf01>;
@@ -251,6 +253,84 @@
};
};
+ tmu: tmu@1f00000 {
+ compatible = "fsl,qoriq-tmu";
+ reg = <0x0 0x1f00000 0x0 0x10000>;
+ interrupts = <GIC_SPI 61 IRQ_TYPE_LEVEL_HIGH>;
+ 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 = <1>;
+ };
+
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <5000>;
+
+ thermal-sensors = <&tmu 0>;
+
+ 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>;
+ };
+ };
+ };
+ };
+
dspi0: dspi@2100000 {
compatible = "fsl,ls1021a-v1.0-dspi";
#address-cells = <1>;
--
2.1.0.27.g96db324
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 5/7] arm64:dt:ls1043a: Add TMU device tree support for LS1043A
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
` (2 preceding siblings ...)
2016-06-03 6:57 ` [PATCH 4/7] arm:dt:ls1021a: Add TMU device tree support for LS1021A Jia Hongtao
@ 2016-06-03 6:57 ` Jia Hongtao
2016-06-03 6:57 ` [PATCH 6/7] arm64:dt:ls2080a: Add TMU device tree support for LS2080A Jia Hongtao
` (2 subsequent siblings)
6 siblings, 0 replies; 11+ messages in thread
From: Jia Hongtao @ 2016-06-03 6:57 UTC (permalink / raw)
To: edubezval, rui.zhang, robh+dt, galak, scott.wood, shawnguo
Cc: devicetree, linux-pm, linux-kernel, hongtao.jia, linuxppc-dev,
linux-arm-kernel
Also add nodes and properties for thermal management support.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
---
arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts | 2 +-
arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts | 2 +-
arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi | 78 +++++++++++++++++++++++
3 files changed, 80 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
index 9d3e9fe..fa447b6 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a-qds.dts
@@ -45,7 +45,7 @@
*/
/dts-v1/;
-/include/ "fsl-ls1043a.dtsi"
+#include "fsl-ls1043a.dtsi"
/ {
model = "LS1043A QDS Board";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts
index f895fc0..6015d88 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a-rdb.dts
@@ -45,7 +45,7 @@
*/
/dts-v1/;
-/include/ "fsl-ls1043a.dtsi"
+#include "fsl-ls1043a.dtsi"
/ {
model = "LS1043A RDB Board";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
index de0323b..4004273 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1043a.dtsi
@@ -44,6 +44,8 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
+#include <dt-bindings/thermal/thermal.h>
+
/ {
compatible = "fsl,ls1043a";
interrupt-parent = <&gic>;
@@ -65,6 +67,7 @@
compatible = "arm,cortex-a53";
reg = <0x0 0x0>;
clocks = <&clockgen 1 0>;
+ #cooling-cells = <2>;
};
cpu1: cpu@1 {
@@ -196,6 +199,81 @@
bus-width = <4>;
};
+ tmu: tmu@1f00000 {
+ compatible = "fsl,qoriq-tmu";
+ reg = <0x0 0x1f00000 0x0 0x10000>;
+ interrupts = <0 33 0x4>;
+ fsl,tmu-range = <0xb0000 0x9002a 0x6004c 0x30062>;
+ fsl,tmu-calibration = <0x00000000 0x00000026
+ 0x00000001 0x0000002d
+ 0x00000002 0x00000032
+ 0x00000003 0x00000039
+ 0x00000004 0x0000003f
+ 0x00000005 0x00000046
+ 0x00000006 0x0000004d
+ 0x00000007 0x00000054
+ 0x00000008 0x0000005a
+ 0x00000009 0x00000061
+ 0x0000000a 0x0000006a
+ 0x0000000b 0x00000071
+
+ 0x00010000 0x00000025
+ 0x00010001 0x0000002c
+ 0x00010002 0x00000035
+ 0x00010003 0x0000003d
+ 0x00010004 0x00000045
+ 0x00010005 0x0000004e
+ 0x00010006 0x00000057
+ 0x00010007 0x00000061
+ 0x00010008 0x0000006b
+ 0x00010009 0x00000076
+
+ 0x00020000 0x00000029
+ 0x00020001 0x00000033
+ 0x00020002 0x0000003d
+ 0x00020003 0x00000049
+ 0x00020004 0x00000056
+ 0x00020005 0x00000061
+ 0x00020006 0x0000006d
+
+ 0x00030000 0x00000021
+ 0x00030001 0x0000002a
+ 0x00030002 0x0000003c
+ 0x00030003 0x0000004e>;
+ #thermal-sensor-cells = <1>;
+ };
+
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <5000>;
+
+ thermal-sensors = <&tmu 3>;
+
+ 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>;
+ };
+ };
+ };
+ };
+
dspi0: dspi@2100000 {
compatible = "fsl,ls1043a-dspi", "fsl,ls1021a-v1.0-dspi";
#address-cells = <1>;
--
2.1.0.27.g96db324
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 6/7] arm64:dt:ls2080a: Add TMU device tree support for LS2080A
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
` (3 preceding siblings ...)
2016-06-03 6:57 ` [PATCH 5/7] arm64:dt:ls1043a: Add TMU device tree support for LS1043A Jia Hongtao
@ 2016-06-03 6:57 ` Jia Hongtao
2016-06-03 6:57 ` [PATCH 7/7] thermal: qoriq: Add thermal management support Jia Hongtao
2016-06-06 13:47 ` [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Rob Herring
6 siblings, 0 replies; 11+ messages in thread
From: Jia Hongtao @ 2016-06-03 6:57 UTC (permalink / raw)
To: edubezval, rui.zhang, robh+dt, galak, scott.wood, shawnguo
Cc: devicetree, linux-pm, linux-kernel, hongtao.jia, linuxppc-dev,
linux-arm-kernel
Also add nodes and properties for thermal management support.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
---
arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts | 2 +-
arch/arm64/boot/dts/freescale/fsl-ls2080a-rdb.dts | 2 +-
arch/arm64/boot/dts/freescale/fsl-ls2080a-simu.dts | 2 +-
arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi | 116 +++++++++++++++++++--
4 files changed, 111 insertions(+), 11 deletions(-)
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts
index e8801fa..18e99f4 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls2080a-qds.dts
@@ -46,7 +46,7 @@
/dts-v1/;
-/include/ "fsl-ls2080a.dtsi"
+#include "fsl-ls2080a.dtsi"
/ {
model = "Freescale Layerscape 2080a QDS Board";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2080a-rdb.dts b/arch/arm64/boot/dts/freescale/fsl-ls2080a-rdb.dts
index e127f0b..f1c8115 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls2080a-rdb.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls2080a-rdb.dts
@@ -46,7 +46,7 @@
/dts-v1/;
-/include/ "fsl-ls2080a.dtsi"
+#include "fsl-ls2080a.dtsi"
/ {
model = "Freescale Layerscape 2080a RDB Board";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2080a-simu.dts b/arch/arm64/boot/dts/freescale/fsl-ls2080a-simu.dts
index 505d038..290604b 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls2080a-simu.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls2080a-simu.dts
@@ -46,7 +46,7 @@
/dts-v1/;
-/include/ "fsl-ls2080a.dtsi"
+#include "fsl-ls2080a.dtsi"
/ {
model = "Freescale Layerscape 2080a software Simulator model";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi
index 3187c82..5cc27df 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls2080a.dtsi
@@ -44,6 +44,8 @@
* OTHER DEALINGS IN THE SOFTWARE.
*/
+#include <dt-bindings/thermal/thermal.h>
+
/ {
compatible = "fsl,ls2080a";
interrupt-parent = <&gic>;
@@ -62,56 +64,60 @@
*/
/* We have 4 clusters having 2 Cortex-A57 cores each */
- cpu@0 {
+ cpu0: cpu@0 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x0>;
clocks = <&clockgen 1 0>;
+ #cooling-cells = <2>;
};
- cpu@1 {
+ cpu1: cpu@1 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x1>;
clocks = <&clockgen 1 0>;
};
- cpu@100 {
+ cpu2: cpu@100 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x100>;
clocks = <&clockgen 1 1>;
+ #cooling-cells = <2>;
};
- cpu@101 {
+ cpu3: cpu@101 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x101>;
clocks = <&clockgen 1 1>;
};
- cpu@200 {
+ cpu4: cpu@200 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x200>;
clocks = <&clockgen 1 2>;
+ #cooling-cells = <2>;
};
- cpu@201 {
+ cpu5: cpu@201 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x201>;
clocks = <&clockgen 1 2>;
};
- cpu@300 {
+ cpu6: cpu@300 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x300>;
clocks = <&clockgen 1 3>;
+ #cooling-cells = <2>;
};
- cpu@301 {
+ cpu7: cpu@301 {
device_type = "cpu";
compatible = "arm,cortex-a57";
reg = <0x0 0x301>;
@@ -191,6 +197,100 @@
clocks = <&sysclk>;
};
+ tmu: tmu@1f80000 {
+ compatible = "fsl,qoriq-tmu";
+ reg = <0x0 0x1f80000 0x0 0x10000>;
+ interrupts = <0 23 0x4>;
+ fsl,tmu-range = <0xb0000 0x9002a 0x6004c 0x30062>;
+ fsl,tmu-calibration = <0x00000000 0x00000026
+ 0x00000001 0x0000002d
+ 0x00000002 0x00000032
+ 0x00000003 0x00000039
+ 0x00000004 0x0000003f
+ 0x00000005 0x00000046
+ 0x00000006 0x0000004d
+ 0x00000007 0x00000054
+ 0x00000008 0x0000005a
+ 0x00000009 0x00000061
+ 0x0000000a 0x0000006a
+ 0x0000000b 0x00000071
+
+ 0x00010000 0x00000025
+ 0x00010001 0x0000002c
+ 0x00010002 0x00000035
+ 0x00010003 0x0000003d
+ 0x00010004 0x00000045
+ 0x00010005 0x0000004e
+ 0x00010006 0x00000057
+ 0x00010007 0x00000061
+ 0x00010008 0x0000006b
+ 0x00010009 0x00000076
+
+ 0x00020000 0x00000029
+ 0x00020001 0x00000033
+ 0x00020002 0x0000003d
+ 0x00020003 0x00000049
+ 0x00020004 0x00000056
+ 0x00020005 0x00000061
+ 0x00020006 0x0000006d
+
+ 0x00030000 0x00000021
+ 0x00030001 0x0000002a
+ 0x00030002 0x0000003c
+ 0x00030003 0x0000004e>;
+ little-endian;
+ #thermal-sensor-cells = <1>;
+ };
+
+ thermal-zones {
+ cpu_thermal: cpu-thermal {
+ polling-delay-passive = <1000>;
+ polling-delay = <5000>;
+
+ thermal-sensors = <&tmu 4>;
+
+ trips {
+ cpu_alert: cpu-alert {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ cpu_crit: cpu-crit {
+ temperature = <85000>;
+ 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 =
+ <&cpu2 THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>;
+ };
+ map2 {
+ trip = <&cpu_alert>;
+ cooling-device =
+ <&cpu4 THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>;
+ };
+ map3 {
+ trip = <&cpu_alert>;
+ cooling-device =
+ <&cpu6 THERMAL_NO_LIMIT
+ THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+ };
+
serial0: serial@21c0500 {
compatible = "fsl,ns16550", "ns16550a";
reg = <0x0 0x21c0500 0x0 0x100>;
--
2.1.0.27.g96db324
^ permalink raw reply related [flat|nested] 11+ messages in thread
* [PATCH 7/7] thermal: qoriq: Add thermal management support
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
` (4 preceding siblings ...)
2016-06-03 6:57 ` [PATCH 6/7] arm64:dt:ls2080a: Add TMU device tree support for LS2080A Jia Hongtao
@ 2016-06-03 6:57 ` Jia Hongtao
2016-06-05 17:51 ` kbuild test robot
2016-06-06 13:47 ` [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Rob Herring
6 siblings, 1 reply; 11+ messages in thread
From: Jia Hongtao @ 2016-06-03 6:57 UTC (permalink / raw)
To: edubezval, rui.zhang, robh+dt, galak, scott.wood, shawnguo
Cc: devicetree, linux-pm, linux-kernel, hongtao.jia, linuxppc-dev,
linux-arm-kernel
This driver add thermal management support by enabling TMU (Thermal
Monitoring Unit) on QorIQ platform.
It's based on thermal of framework:
- Trip points defined in device tree.
- Cpufreq as cooling device registered in qoriq cpufreq driver.
Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
---
drivers/thermal/Kconfig | 9 ++
drivers/thermal/Makefile | 1 +
drivers/thermal/qoriq_thermal.c | 328 ++++++++++++++++++++++++++++++++++++++++
3 files changed, 338 insertions(+)
create mode 100644 drivers/thermal/qoriq_thermal.c
diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
index 2d702ca..bef26cd 100644
--- a/drivers/thermal/Kconfig
+++ b/drivers/thermal/Kconfig
@@ -195,6 +195,15 @@ config IMX_THERMAL
cpufreq is used as the cooling device to throttle CPUs when the
passive trip is crossed.
+config QORIQ_THERMAL
+ tristate "QorIQ Thermal Monitoring Unit"
+ depends on THERMAL_OF
+ help
+ Support for Thermal Monitoring Unit (TMU) found on QorIQ platforms.
+ It supports one critical trip point and one passive trip point. The
+ cpufreq is used as the cooling device to throttle CPUs when the
+ passive trip is crossed.
+
config SPEAR_THERMAL
tristate "SPEAr thermal sensor driver"
depends on PLAT_SPEAR || COMPILE_TEST
diff --git a/drivers/thermal/Makefile b/drivers/thermal/Makefile
index 10b07c1..6662232 100644
--- a/drivers/thermal/Makefile
+++ b/drivers/thermal/Makefile
@@ -37,6 +37,7 @@ obj-$(CONFIG_DB8500_THERMAL) += db8500_thermal.o
obj-$(CONFIG_ARMADA_THERMAL) += armada_thermal.o
obj-$(CONFIG_TANGO_THERMAL) += tango_thermal.o
obj-$(CONFIG_IMX_THERMAL) += imx_thermal.o
+obj-$(CONFIG_QORIQ_THERMAL) += qoriq_thermal.o
obj-$(CONFIG_DB8500_CPUFREQ_COOLING) += db8500_cpufreq_cooling.o
obj-$(CONFIG_INTEL_POWERCLAMP) += intel_powerclamp.o
obj-$(CONFIG_X86_PKG_TEMP_THERMAL) += x86_pkg_temp_thermal.o
diff --git a/drivers/thermal/qoriq_thermal.c b/drivers/thermal/qoriq_thermal.c
new file mode 100644
index 0000000..644ba52
--- /dev/null
+++ b/drivers/thermal/qoriq_thermal.c
@@ -0,0 +1,328 @@
+/*
+ * Copyright 2016 Freescale Semiconductor, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/of.h>
+#include <linux/of_address.h>
+#include <linux/thermal.h>
+
+#include "thermal_core.h"
+
+#define SITES_MAX 16
+
+/*
+ * QorIQ TMU Registers
+ */
+struct qoriq_tmu_site_regs {
+ u32 tritsr; /* Immediate Temperature Site Register */
+ u32 tratsr; /* Average Temperature Site Register */
+ u8 res0[0x8];
+};
+
+struct qoriq_tmu_regs {
+ u32 tmr; /* Mode Register */
+#define TMR_DISABLE 0x0
+#define TMR_ME 0x80000000
+#define TMR_ALPF 0x0c000000
+ u32 tsr; /* Status Register */
+ u32 tmtmir; /* Temperature measurement interval Register */
+#define TMTMIR_DEFAULT 0x0000000f
+ u8 res0[0x14];
+ u32 tier; /* Interrupt Enable Register */
+#define TIER_DISABLE 0x0
+ u32 tidr; /* Interrupt Detect Register */
+ u32 tiscr; /* Interrupt Site Capture Register */
+ u32 ticscr; /* Interrupt Critical Site Capture Register */
+ u8 res1[0x10];
+ u32 tmhtcrh; /* High Temperature Capture Register */
+ u32 tmhtcrl; /* Low Temperature Capture Register */
+ u8 res2[0x8];
+ u32 tmhtitr; /* High Temperature Immediate Threshold */
+ u32 tmhtatr; /* High Temperature Average Threshold */
+ u32 tmhtactr; /* High Temperature Average Crit Threshold */
+ u8 res3[0x24];
+ u32 ttcfgr; /* Temperature Configuration Register */
+ u32 tscfgr; /* Sensor Configuration Register */
+ u8 res4[0x78];
+ struct qoriq_tmu_site_regs site[SITES_MAX];
+ u8 res5[0x9f8];
+ u32 ipbrr0; /* IP Block Revision Register 0 */
+ u32 ipbrr1; /* IP Block Revision Register 1 */
+ u8 res6[0x310];
+ u32 ttr0cr; /* Temperature Range 0 Control Register */
+ u32 ttr1cr; /* Temperature Range 1 Control Register */
+ u32 ttr2cr; /* Temperature Range 2 Control Register */
+ u32 ttr3cr; /* Temperature Range 3 Control Register */
+};
+
+/*
+ * Thermal zone data
+ */
+struct qoriq_tmu_data {
+ struct thermal_zone_device *tz;
+ struct qoriq_tmu_regs __iomem *regs;
+ int sensor_id;
+ bool little_endian;
+};
+
+static void tmu_write(struct qoriq_tmu_data *p, u32 val, void __iomem *addr)
+{
+ if (p->little_endian)
+ iowrite32(val, addr);
+ else
+ iowrite32be(val, addr);
+}
+
+static u32 tmu_read(struct qoriq_tmu_data *p, void __iomem *addr)
+{
+ if (p->little_endian)
+ return ioread32(addr);
+ else
+ return ioread32be(addr);
+}
+
+static int tmu_get_temp(void *p, int *temp)
+{
+ u32 val;
+ struct qoriq_tmu_data *data = p;
+
+ val = tmu_read(data, &data->regs->site[data->sensor_id].tritsr);
+ *temp = (val & 0xff) * 1000;
+
+ return 0;
+}
+
+static int qoriq_tmu_get_sensor_id(void)
+{
+ int ret, id;
+ struct of_phandle_args sensor_specs;
+ struct device_node *np, *sensor_np;
+
+ np = of_find_node_by_name(NULL, "thermal-zones");
+ if (!np)
+ return -ENODEV;
+
+ sensor_np = of_get_next_child(np, NULL);
+ ret = of_parse_phandle_with_args(sensor_np, "thermal-sensors",
+ "#thermal-sensor-cells",
+ 0, &sensor_specs);
+ if (ret) {
+ of_node_put(np);
+ of_node_put(sensor_np);
+ return ret;
+ }
+
+ if (sensor_specs.args_count >= 1) {
+ id = sensor_specs.args[0];
+ WARN(sensor_specs.args_count > 1,
+ "%s: too many cells in sensor specifier %d\n",
+ sensor_specs.np->name, sensor_specs.args_count);
+ } else {
+ id = 0;
+ }
+
+ of_node_put(np);
+ of_node_put(sensor_np);
+
+ return id;
+}
+
+static int qoriq_tmu_calibration(struct platform_device *pdev)
+{
+ int i, val, len;
+ u32 range[4];
+ const u32 *calibration;
+ struct device_node *np = pdev->dev.of_node;
+ struct qoriq_tmu_data *data = platform_get_drvdata(pdev);
+
+ if (of_property_read_u32_array(np, "fsl,tmu-range", range, 4)) {
+ dev_err(&pdev->dev, "missing calibration range.\n");
+ return -ENODEV;
+ }
+
+ /* Init temperature range registers */
+ tmu_write(data, range[0], &data->regs->ttr0cr);
+ tmu_write(data, range[1], &data->regs->ttr1cr);
+ tmu_write(data, range[2], &data->regs->ttr2cr);
+ tmu_write(data, range[3], &data->regs->ttr3cr);
+
+ calibration = of_get_property(np, "fsl,tmu-calibration", &len);
+ if (calibration == NULL || len % 8) {
+ dev_err(&pdev->dev, "invalid calibration data.\n");
+ return -ENODEV;
+ }
+
+ for (i = 0; i < len; i += 8, calibration += 2) {
+ val = of_read_number(calibration, 1);
+ tmu_write(data, val, &data->regs->ttcfgr);
+ val = of_read_number(calibration + 1, 1);
+ tmu_write(data, val, &data->regs->tscfgr);
+ }
+
+ return 0;
+}
+
+static void qoriq_tmu_init_device(struct qoriq_tmu_data *data)
+{
+ /* Disable interrupt, using polling instead */
+ tmu_write(data, TIER_DISABLE, &data->regs->tier);
+
+ /* Set update_interval */
+ tmu_write(data, TMTMIR_DEFAULT, &data->regs->tmtmir);
+
+ /* Disable monitoring */
+ tmu_write(data, TMR_DISABLE, &data->regs->tmr);
+}
+
+static struct thermal_zone_of_device_ops tmu_tz_ops = {
+ .get_temp = tmu_get_temp,
+};
+
+static int qoriq_tmu_probe(struct platform_device *pdev)
+{
+ int ret;
+ const struct thermal_trip *trip;
+ struct qoriq_tmu_data *data;
+ struct device_node *np = pdev->dev.of_node;
+ u32 site = 0;
+
+ if (!np) {
+ dev_err(&pdev->dev, "Device OF-Node is NULL");
+ return -ENODEV;
+ }
+
+ data = devm_kzalloc(&pdev->dev, sizeof(struct qoriq_tmu_data),
+ GFP_KERNEL);
+ if (!data)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, data);
+
+ data->little_endian = of_property_read_bool(np, "little-endian");
+
+ data->sensor_id = qoriq_tmu_get_sensor_id();
+ if (data->sensor_id < 0) {
+ dev_err(&pdev->dev, "Failed to get sensor id\n");
+ ret = -ENODEV;
+ goto err_iomap;
+ }
+
+ data->regs = of_iomap(np, 0);
+ if (!data->regs) {
+ dev_err(&pdev->dev, "Failed to get memory region\n");
+ ret = -ENODEV;
+ goto err_iomap;
+ }
+
+ qoriq_tmu_init_device(data); /* TMU initialization */
+
+ ret = qoriq_tmu_calibration(pdev); /* TMU calibration */
+ if (ret < 0)
+ goto err_tmu;
+
+ data->tz = thermal_zone_of_sensor_register(&pdev->dev, data->sensor_id,
+ data, &tmu_tz_ops);
+ if (IS_ERR(data->tz)) {
+ ret = PTR_ERR(data->tz);
+ dev_err(&pdev->dev,
+ "Failed to register thermal zone device %d\n", ret);
+ goto err_tmu;
+ }
+
+ trip = of_thermal_get_trip_points(data->tz);
+
+ /* Enable monitoring */
+ site |= 0x1 << (15 - data->sensor_id);
+ tmu_write(data, site | TMR_ME | TMR_ALPF, &data->regs->tmr);
+
+ return 0;
+
+err_tmu:
+ iounmap(data->regs);
+
+err_iomap:
+ platform_set_drvdata(pdev, NULL);
+
+ return ret;
+}
+
+static int qoriq_tmu_remove(struct platform_device *pdev)
+{
+ struct qoriq_tmu_data *data = platform_get_drvdata(pdev);
+
+ thermal_zone_of_sensor_unregister(&pdev->dev, data->tz);
+
+ /* Disable monitoring */
+ tmu_write(data, TMR_DISABLE, &data->regs->tmr);
+
+ iounmap(data->regs);
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int qoriq_tmu_suspend(struct device *dev)
+{
+ u32 tmr;
+ struct qoriq_tmu_data *data = dev_get_drvdata(dev);
+
+ /* Disable monitoring */
+ tmr = tmu_read(data, &data->regs->tmr);
+ tmr &= ~TMR_ME;
+ tmu_write(data, tmr, &data->regs->tmr);
+
+ return 0;
+}
+
+static int qoriq_tmu_resume(struct device *dev)
+{
+ u32 tmr;
+ struct qoriq_tmu_data *data = dev_get_drvdata(dev);
+
+ /* Enable monitoring */
+ tmr = tmu_read(data, &data->regs->tmr);
+ tmr |= TMR_ME;
+ tmu_write(data, tmr, &data->regs->tmr);
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(qoriq_tmu_pm_ops,
+ qoriq_tmu_suspend, qoriq_tmu_resume);
+
+static const struct of_device_id qoriq_tmu_match[] = {
+ { .compatible = "fsl,qoriq-tmu", },
+ {},
+};
+MODULE_DEVICE_TABLE(of, qoriq_tmu_match);
+
+static struct platform_driver qoriq_tmu = {
+ .driver = {
+ .name = "qoriq_thermal",
+ .pm = &qoriq_tmu_pm_ops,
+ .of_match_table = qoriq_tmu_match,
+ },
+ .probe = qoriq_tmu_probe,
+ .remove = qoriq_tmu_remove,
+};
+module_platform_driver(qoriq_tmu);
+
+MODULE_AUTHOR("Jia Hongtao <hongtao.jia@nxp.com>");
+MODULE_DESCRIPTION("QorIQ Thermal Monitoring Unit driver");
+MODULE_LICENSE("GPL v2");
--
2.1.0.27.g96db324
^ permalink raw reply related [flat|nested] 11+ messages in thread
* Re: [PATCH 7/7] thermal: qoriq: Add thermal management support
2016-06-03 6:57 ` [PATCH 7/7] thermal: qoriq: Add thermal management support Jia Hongtao
@ 2016-06-05 17:51 ` kbuild test robot
0 siblings, 0 replies; 11+ messages in thread
From: kbuild test robot @ 2016-06-05 17:51 UTC (permalink / raw)
Cc: kbuild-all, edubezval, rui.zhang, robh+dt, galak, scott.wood,
shawnguo, linux-pm, devicetree, linux-kernel, linuxppc-dev,
linux-arm-kernel, hongtao.jia
[-- Attachment #1: Type: text/plain, Size: 1338 bytes --]
Hi,
[auto build test ERROR on v4.7-rc1]
[also build test ERROR on next-20160603]
[cannot apply to robh/for-next soc-thermal/next]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Jia-Hongtao/dt-bindings-Update-QorIQ-TMU-thermal-bindings/20160603-154428
config: um-allmodconfig (attached as .config)
compiler: gcc-6 (Debian 6.1.1-1) 6.1.1 20160430
reproduce:
# save the attached .config to linux build tree
make ARCH=um
All errors (new ones prefixed by >>):
drivers/thermal/qoriq_thermal.c: In function 'qoriq_tmu_probe':
>> drivers/thermal/qoriq_thermal.c:255:2: error: implicit declaration of function 'iounmap' [-Werror=implicit-function-declaration]
iounmap(data->regs);
^~~~~~~
cc1: some warnings being treated as errors
vim +/iounmap +255 drivers/thermal/qoriq_thermal.c
249 site |= 0x1 << (15 - data->sensor_id);
250 tmu_write(data, site | TMR_ME | TMR_ALPF, &data->regs->tmr);
251
252 return 0;
253
254 err_tmu:
> 255 iounmap(data->regs);
256
257 err_iomap:
258 platform_set_drvdata(pdev, NULL);
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 18145 bytes --]
^ permalink raw reply [flat|nested] 11+ messages in thread
* Re: [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings
2016-06-03 6:57 [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Jia Hongtao
` (5 preceding siblings ...)
2016-06-03 6:57 ` [PATCH 7/7] thermal: qoriq: Add thermal management support Jia Hongtao
@ 2016-06-06 13:47 ` Rob Herring
2016-06-07 2:26 ` 答复: " Hongtao Jia
6 siblings, 1 reply; 11+ messages in thread
From: Rob Herring @ 2016-06-06 13:47 UTC (permalink / raw)
To: Jia Hongtao
Cc: edubezval, rui.zhang, galak, scott.wood, shawnguo, devicetree,
linux-pm, linux-kernel, linuxppc-dev, linux-arm-kernel
On Fri, Jun 03, 2016 at 02:57:33PM +0800, Jia Hongtao wrote:
> For different types of SoC the sensor id and endianness may vary.
> "#thermal-sensor-cells" is used to provide sensor id information.
> "little-endian" property is to tell the endianness of TMU.
>
> Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
> ---
> .../devicetree/bindings/thermal/qoriq-thermal.txt | 19 +++++++++++++------
> 1 file changed, 13 insertions(+), 6 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> index 66223d5..8eeef80 100644
> --- a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> @@ -1,22 +1,28 @@
> * Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs
>
> Required properties:
> -- compatible : Must include "fsl,qoriq-tmu". The version of the device is
> +- compatible: Must include "fsl,qoriq-tmu". The version of the device is
Please split functional changes from formatting changes. This one seems
pretty pointless.
> determined by the TMU IP Block Revision Register (IPBRR0) at
> offset 0x0BF8.
> - Table of correspondences between IPBRR0 values and example chips:
> + Table of correspondences between IPBRR0 values and example chips:
> Value Device
> ---------- -----
> 0x01900102 T1040
> -- reg : Address range of TMU registers.
> -- interrupts : Contains the interrupt for TMU.
> -- fsl,tmu-range : The values to be programmed into TTRnCR, as specified by
> +- reg: Address range of TMU registers.
> +- interrupts: Contains the interrupt for TMU.
> +- fsl,tmu-range: The values to be programmed into TTRnCR, as specified by
> the SoC reference manual. The first cell is TTR0CR, the second is
> TTR1CR, etc.
> -- fsl,tmu-calibration : A list of cell pairs containing temperature
> +- fsl,tmu-calibration: A list of cell pairs containing temperature
> calibration data, as specified by the SoC reference manual.
> The first cell of each pair is the value to be written to TTCFGR,
> and the second is the value to be written to TSCFGR.
> +- #thermal-sensor-cells: Must be 1. The sensor specifier is the monitoring
> + site ID, and represents the "n" in TRITSRn and TRATSRn.
> +
> +Optional property:
> +- little-endian: If present, the TMU registers are little endian. If absent,
> + the default is big endian.
>
> Example:
>
> @@ -60,4 +66,5 @@ tmu@f0000 {
>
> 0x00030000 0x00000012
> 0x00030001 0x0000001d>;
> + #thermal-sensor-cells = <1>;
> };
> --
> 2.1.0.27.g96db324
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
^ permalink raw reply [flat|nested] 11+ messages in thread
* 答复: [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings
2016-06-06 13:47 ` [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings Rob Herring
@ 2016-06-07 2:26 ` Hongtao Jia
0 siblings, 0 replies; 11+ messages in thread
From: Hongtao Jia @ 2016-06-07 2:26 UTC (permalink / raw)
To: Rob Herring
Cc: devicetree@vger.kernel.org, linux-pm@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org,
Scott Wood, edubezval@gmail.com, galak@codeaurora.org,
rui.zhang@intel.com, shawnguo@kernel.org,
linux-arm-kernel@lists.infradead.org
> -----邮件原件-----
> 发件人: Rob Herring [mailto:robh@kernel.org]
> 发送时间: Monday, June 06, 2016 9:47 PM
> 收件人: Hongtao Jia <hongtao.jia@nxp.com>
> 抄送: edubezval@gmail.com; rui.zhang@intel.com; galak@codeaurora.org;
> Scott Wood <scott.wood@nxp.com>; shawnguo@kernel.org;
> devicetree@vger.kernel.org; linux-pm@vger.kernel.org; linux-
> kernel@vger.kernel.org; linuxppc-dev@lists.ozlabs.org; linux-arm-
> kernel@lists.infradead.org
> 主题: Re: [PATCH 1/7] dt-bindings: Update QorIQ TMU thermal bindings
>
> On Fri, Jun 03, 2016 at 02:57:33PM +0800, Jia Hongtao wrote:
> > For different types of SoC the sensor id and endianness may vary.
> > "#thermal-sensor-cells" is used to provide sensor id information.
> > "little-endian" property is to tell the endianness of TMU.
> >
> > Signed-off-by: Jia Hongtao <hongtao.jia@nxp.com>
> > ---
> > .../devicetree/bindings/thermal/qoriq-thermal.txt | 19 +++++++++++++---
> ---
> > 1 file changed, 13 insertions(+), 6 deletions(-)
> >
> > diff --git a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> > index 66223d5..8eeef80 100644
> > --- a/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> > +++ b/Documentation/devicetree/bindings/thermal/qoriq-thermal.txt
> > @@ -1,22 +1,28 @@
> > * Thermal Monitoring Unit (TMU) on Freescale QorIQ SoCs
> >
> > Required properties:
> > -- compatible : Must include "fsl,qoriq-tmu". The version of the device is
> > +- compatible: Must include "fsl,qoriq-tmu". The version of the device is
>
> Please split functional changes from formatting changes. This one seems
> pretty pointless.
I will remove formatting changes in the next version.
Thanks.
>
> > determined by the TMU IP Block Revision Register (IPBRR0) at
> > offset 0x0BF8.
> > - Table of correspondences between IPBRR0 values and example chips:
> > + Table of correspondences between IPBRR0 values and example chips:
> > Value Device
> > ---------- -----
> > 0x01900102 T1040
> > -- reg : Address range of TMU registers.
> > -- interrupts : Contains the interrupt for TMU.
> > -- fsl,tmu-range : The values to be programmed into TTRnCR, as specified by
> > +- reg: Address range of TMU registers.
> > +- interrupts: Contains the interrupt for TMU.
> > +- fsl,tmu-range: The values to be programmed into TTRnCR, as specified by
> > the SoC reference manual. The first cell is TTR0CR, the second is
> > TTR1CR, etc.
> > -- fsl,tmu-calibration : A list of cell pairs containing temperature
> > +- fsl,tmu-calibration: A list of cell pairs containing temperature
> > calibration data, as specified by the SoC reference manual.
> > The first cell of each pair is the value to be written to TTCFGR,
> > and the second is the value to be written to TSCFGR.
> > +- #thermal-sensor-cells: Must be 1. The sensor specifier is the monitoring
> > + site ID, and represents the "n" in TRITSRn and TRATSRn.
> > +
> > +Optional property:
> > +- little-endian: If present, the TMU registers are little endian. If absent,
> > + the default is big endian.
> >
> > Example:
> >
> > @@ -60,4 +66,5 @@ tmu@f0000 {
> >
> > 0x00030000 0x00000012
> > 0x00030001 0x0000001d>;
> > + #thermal-sensor-cells = <1>;
> > };
> > --
> > 2.1.0.27.g96db324
> >
> >
> > _______________________________________________
> > linux-arm-kernel mailing list
> > linux-arm-kernel@lists.infradead.org
> > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
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