3.4-stable review patch. If anyone has any objections, please let me know.
------------------
From: Guenter Roeck <linux@xxxxxxxxxxxx>
commit 5592906f8b01282ea3c2acaf641fd067ad4bb3dc upstream.
Document the Atom series D2000 and N2000 (Cedar Trail) as being supported.
List and set TjMax for those series.
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: "R, Durgadoss" <durgadoss.r@xxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
Signed-off-by: Jean Delvare <khali@xxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
Cc: Qiang Huang <h.huangqiang@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
Documentation/hwmon/coretemp | 5 ++++-
drivers/hwmon/coretemp.c | 3 +++
2 files changed, 7 insertions(+), 1 deletion(-)
--- a/Documentation/hwmon/coretemp
+++ b/Documentation/hwmon/coretemp
@@ -7,7 +7,8 @@ Supported chips:
CPUID: family 0x6, models 0xe (Pentium M DC), 0xf (Core 2 DC 65nm),
0x16 (Core 2 SC 65nm), 0x17 (Penryn 45nm),
0x1a (Nehalem), 0x1c (Atom), 0x1e (Lynnfield),
- 0x26 (Tunnel Creek Atom), 0x27 (Medfield Atom)
+ 0x26 (Tunnel Creek Atom), 0x27 (Medfield Atom),
+ 0x36 (Cedar Trail Atom)
Datasheet: Intel 64 and IA-32 Architectures Software Developer's Manual
Volume 3A: System Programming Guide
http://softwarecommunity.intel.com/Wiki/Mobility/720.htm
@@ -68,6 +69,8 @@ Process Processor TjMax(C)
32nm Atom Processors
Z2460 90
+ D2700/2550/2500 100
+ N2850/2800/2650/2600 100
45nm Xeon Processors 5400 Quad-Core
X5492, X5482, X5472, X5470, X5460, X5450 85
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -224,6 +224,9 @@ static int __cpuinit adjust_tjmax(struct
tjmax = 90000;
pci_dev_put(host_bridge);
+ } else if (c->x86_model == 0x36) {
+ usemsr_ee = 0;
+ tjmax = 100000;
}
if (c->x86_model > 0xe && usemsr_ee) {
--
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