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authorLinus Walleij <linus.walleij@stericsson.com>2010-01-19 11:41:52 +0100
committerSamuel Ortiz <sameo@linux.intel.com>2010-03-07 22:17:10 +0100
commit2071db4848ea809887e97248dd3dec02a2e3dd6b (patch)
tree6af9118a691d9d68da42004e29e834fa3d2508d5 /drivers/mfd/Kconfig
parent6048a3dd2371c58611ea0ab8b306f8f1469399ae (diff)
downloadlinux-2071db4848ea809887e97248dd3dec02a2e3dd6b.tar.bz2
mfd: Use AB3100 MFD core IRQ for interrupt randomness
This reintroduces the entropy sampling of the AB3100 IRQ as the IRQF_SAMPLE_RANDOM is going out according to the feature removal schedule. I'm trying to do this the right way then, so CC:ing some random people for a quick review. We add entropy for interrupt events in the AB3100 which are truly random in nature, like external cables being connected, voltages on batteries dropping below certain ranges, ADC triggers or overheating. Signed-off-by: Linus Walleij <linus.walleij@stericsson.com> Cc: Robin Getz <rgetz@blackfin.uclinux.org> Acked-by: Matt Mackall <mpm@selenic.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/Kconfig')
-rw-r--r--drivers/mfd/Kconfig4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 9bcd447e71e2..ea2557bb0bd4 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -329,8 +329,8 @@ config PCF50633_GPIO
the PCF50633 chip.
config AB3100_CORE
- tristate "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
- depends on I2C
+ bool "ST-Ericsson AB3100 Mixed Signal Circuit core functions"
+ depends on I2C=y
default y if ARCH_U300
help
Select this to enable the AB3100 Mixed Signal IC core