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authorAndrew Armenia <andrew@asquaredlabs.com>2012-07-24 14:13:57 +0200
committerJean Delvare <khali@endymion.delvare>2012-07-24 14:13:57 +0200
commit2a2f7404a1946be62290292ca5d6438c4b50567f (patch)
tree79c458c163f378de8704bb7ea7529d3957f39c56 /drivers/i2c/busses/Kconfig
parente154bf6fbfc167426ee938111a5ffa36bd8541a1 (diff)
i2c-piix4: Support AMD auxiliary SMBus controller
Some AMD chipsets, such as the SP5100, have an auxiliary SMBus controller with a second set of registers. This patch adds support for this auxiliary controller. Tested on ASUS KCMA-D8 motherboard. Signed-off-by: Andrew Armenia <andrew@asquaredlabs.com> Signed-off-by: Jean Delvare <khali@linux-fr.org>
Diffstat (limited to 'drivers/i2c/busses/Kconfig')
-rw-r--r--drivers/i2c/busses/Kconfig6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 7244c8be606..2e7530a4e7b 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -133,7 +133,7 @@ config I2C_PIIX4
ATI IXP300
ATI IXP400
ATI SB600
- ATI SB700
+ ATI SB700/SP5100
ATI SB800
AMD Hudson-2
Serverworks OSB4
@@ -143,6 +143,10 @@ config I2C_PIIX4
Serverworks HT-1100
SMSC Victory66
+ Some AMD chipsets contain two PIIX4-compatible SMBus
+ controllers. This driver will attempt to use both controllers
+ on the SB700/SP5100, if they have been initialized by the BIOS.
+
This driver can also be built as a module. If so, the module
will be called i2c-piix4.