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1=========================2Kernel driver i2c-nforce23=========================4 5Supported adapters:6 * nForce2 MCP 10de:00647 * nForce2 Ultra 400 MCP 10de:00848 * nForce3 Pro150 MCP 10de:00D49 * nForce3 250Gb MCP 10de:00E410 * nForce4 MCP 10de:005211 * nForce4 MCP-04 10de:003412 * nForce MCP51 10de:026413 * nForce MCP55 10de:036814 * nForce MCP61 10de:03EB15 * nForce MCP65 10de:044616 * nForce MCP67 10de:054217 * nForce MCP73 10de:07D818 * nForce MCP78S 10de:075219 * nForce MCP79 10de:0AA220 21Datasheet:22 not publicly available, but seems to be similar to the23 AMD-8111 SMBus 2.0 adapter.24 25Authors:26 - Hans-Frieder Vogt <hfvogt@gmx.net>,27 - Thomas Leibold <thomas@plx.com>,28 - Patrick Dreker <patrick@dreker.de>29 30Description31-----------32 33i2c-nforce2 is a driver for the SMBuses included in the nVidia nForce2 MCP.34 35If your ``lspci -v`` listing shows something like the following::36 37 00:01.1 SMBus: nVidia Corporation: Unknown device 0064 (rev a2)38 Subsystem: Asustek Computer, Inc.: Unknown device 0c1139 Flags: 66Mhz, fast devsel, IRQ 540 I/O ports at c000 [size=32]41 Capabilities: <available only to root>42 43then this driver should support the SMBuses of your motherboard.44 45 46Notes47-----48 49The SMBus adapter in the nForce2 chipset seems to be very similar to the50SMBus 2.0 adapter in the AMD-8111 south bridge. However, I could only get51the driver to work with direct I/O access, which is different to the EC52interface of the AMD-8111. Tested on Asus A7N8X. The ACPI DSDT table of the53Asus A7N8X lists two SMBuses, both of which are supported by this driver.54