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hwmon: add generic GPIO fan driver

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This patch adds hwmon support for fans connected to GPIO lines.

Platform specific information such as GPIO pinout and speed conversion array
(rpm from/to GPIO value) are passed to the driver via platform_data.

Signed-off-by: Simon Guinot <sguinot@lacie.com>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
This commit is contained in:
Simon Guinot
2010-10-22 00:44:19 +02:00
committed by Guenter Roeck
parent 3247800676
commit d6fe1360f4
4 changed files with 604 additions and 0 deletions
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drivers/hwmon/Kconfig
+9
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@@ -399,6 +399,15 @@ config SENSORS_GL520SM
This driver can also be built as a module. If so, the module
will be called gl520sm.
config SENSORS_GPIO_FAN
tristate "GPIO fan"
depends on GENERIC_GPIO
help
If you say yes here you get support for fans connected to GPIO lines.
This driver can also be built as a module. If so, the module
will be called gpio-fan.
config SENSORS_CORETEMP
tristate "Intel Core/Core2/Atom temperature sensor"
depends on X86 && PCI && EXPERIMENTAL