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i2c-viapro: Add support for the VIA CX700 south bridge

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We do not have any documentation for the CX700, but it was reported
to work fine. Thanks to Claas Langbehn for testing.

Signed-off-by: Jean Delvare <[email protected]>
This commit is contained in:
Jean Delvare 2007-02-13 22:09:02 +01:00 • committed by Jean Delvare
commit ab6a6ed271
3 changed files with 15 additions and 3 deletions
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7
Documentation/i2c/busses/i2c-viapro
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@ -13,6 +13,9 @@ Supported adapters:
* VIA Technologies, Inc. VT8235, VT8237R, VT8237A, VT8251
Datasheet: available on request and under NDA from VIA
* VIA Technologies, Inc. CX700
Datasheet: available on request and under NDA from VIA
Authors:
Kyösti Mälkki <[email protected]>,
Mark D. Studebaker <[email protected]>,
@ -44,6 +47,7 @@ Your lspci -n listing must show one of these :
device 1106:3227 (VT8237R)
device 1106:3337 (VT8237A)
device 1106:3287 (VT8251)
device 1106:8324 (CX700)
If none of these show up, you should look in the BIOS for settings like
enable ACPI / SMBus or even USB.
@ -51,3 +55,6 @@ enable ACPI / SMBus or even USB.
Except for the oldest chips (VT82C596A/B, VT82C686A and most probably
VT8231), this driver supports I2C block transactions. Such transactions
are mainly useful to read from and write to EEPROMs.
The CX700 additionally appears to support SMBus PEC, although this driver
doesn't implement it yet.