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authorJean Delvare <khali@linux-fr.org>2009-06-15 20:39:50 +0400
committerJean Delvare <khali@linux-fr.org>2009-06-15 20:39:50 +0400
commitc1e48dce05ff06266cdfd0cba55fc5367cd499a5 (patch)
treec46ba5f97e6079bc9c897b50a40e640f88951386 /Documentation/hwmon/w83627ehf
parentcd4e96c5dd4a72bdc54ea9981e02465708c204d3 (diff)
downloadlinux-c1e48dce05ff06266cdfd0cba55fc5367cd499a5.tar.xz
hwmon: (w83627ehf) Add W83627DHG-P support
Add support for the new incarnation of the Winbond/Nuvoton W83627DHG chip known as W83627DHG-P. It is basically the same as the original W83627DHG with an additional automatic can speed control mode (not supported by the driver yet.) Signed-off-by: Jean Delvare <khali@linux-fr.org> Tested-by: Madhu <madhu.chinakonda@gmail.com>
Diffstat (limited to 'Documentation/hwmon/w83627ehf')
-rw-r--r--Documentation/hwmon/w83627ehf11
1 files changed, 9 insertions, 2 deletions
diff --git a/Documentation/hwmon/w83627ehf b/Documentation/hwmon/w83627ehf
index b6eb59384bb3..02b74899edaf 100644
--- a/Documentation/hwmon/w83627ehf
+++ b/Documentation/hwmon/w83627ehf
@@ -12,6 +12,10 @@ Supported chips:
Addresses scanned: ISA address retrieved from Super I/O registers
Datasheet:
http://www.nuvoton.com.tw/NR/rdonlyres/7885623D-A487-4CF9-A47F-30C5F73D6FE6/0/W83627DHG.pdf
+ * Winbond W83627DHG-P
+ Prefix: 'w83627dhg'
+ Addresses scanned: ISA address retrieved from Super I/O registers
+ Datasheet: not available
* Winbond W83667HG
Prefix: 'w83667hg'
Addresses scanned: ISA address retrieved from Super I/O registers
@@ -28,8 +32,8 @@ Description
-----------
This driver implements support for the Winbond W83627EHF, W83627EHG,
-W83627DHG and W83667HG super I/O chips. We will refer to them collectively
-as Winbond chips.
+W83627DHG, W83627DHG-P and W83667HG super I/O chips. We will refer to them
+collectively as Winbond chips.
The chips implement three temperature sensors, five fan rotation
speed sensors, ten analog voltage sensors (only nine for the 627DHG), one
@@ -135,3 +139,6 @@ done in the driver for all register addresses.
The DHG also supports PECI, where the DHG queries Intel CPU temperatures, and
the ICH8 southbridge gets that data via PECI from the DHG, so that the
southbridge drives the fans. And the DHG supports SST, a one-wire serial bus.
+
+The DHG-P has an additional automatic fan speed control mode named Smart Fan
+(TM) III+. This mode is not yet supported by the driver.