1Kernel driver i2c-nforce2 2 3Supported adapters: 4 * nForce2 MCP 10de:0064 5 * nForce2 Ultra 400 MCP 10de:0084 6 * nForce3 Pro150 MCP 10de:00D4 7 * nForce3 250Gb MCP 10de:00E4 8 * nForce4 MCP 10de:0052 9 * nForce4 MCP-04 10de:0034 10 * nForce4 MCP51 10de:0264 11 * nForce4 MCP55 10de:0368 12 * nForce4 MCP61 10de:03EB 13 * nForce4 MCP65 10de:0446 14 15Datasheet: not publicly available, but seems to be similar to the 16 AMD-8111 SMBus 2.0 adapter. 17 18Authors: 19 Hans-Frieder Vogt <hfvogt@gmx.net>, 20 Thomas Leibold <thomas@plx.com>, 21 Patrick Dreker <patrick@dreker.de> 22 23Description 24----------- 25 26i2c-nforce2 is a driver for the SMBuses included in the nVidia nForce2 MCP. 27 28If your 'lspci -v' listing shows something like the following, 29 3000:01.1 SMBus: nVidia Corporation: Unknown device 0064 (rev a2) 31 Subsystem: Asustek Computer, Inc.: Unknown device 0c11 32 Flags: 66Mhz, fast devsel, IRQ 5 33 I/O ports at c000 [size=32] 34 Capabilities: <available only to root> 35 36then this driver should support the SMBuses of your motherboard. 37 38 39Notes 40----- 41 42The SMBus adapter in the nForce2 chipset seems to be very similar to the 43SMBus 2.0 adapter in the AMD-8111 south bridge. However, I could only get 44the driver to work with direct I/O access, which is different to the EC 45interface of the AMD-8111. Tested on Asus A7N8X. The ACPI DSDT table of the 46Asus A7N8X lists two SMBuses, both of which are supported by this driver. 47