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-rw-r--r--Documentation/i2c/busses/i2c-viapro27
1 files changed, 15 insertions, 12 deletions
diff --git a/Documentation/i2c/busses/i2c-viapro b/Documentation/i2c/busses/i2c-viapro
index 702f5ac68c09..9363b8bd6109 100644
--- a/Documentation/i2c/busses/i2c-viapro
+++ b/Documentation/i2c/busses/i2c-viapro
@@ -4,17 +4,18 @@ Supported adapters:
4 * VIA Technologies, Inc. VT82C596A/B 4 * VIA Technologies, Inc. VT82C596A/B
5 Datasheet: Sometimes available at the VIA website 5 Datasheet: Sometimes available at the VIA website
6 6
7 * VIA Technologies, Inc. VT82C686A/B 7 * VIA Technologies, Inc. VT82C686A/B
8 Datasheet: Sometimes available at the VIA website 8 Datasheet: Sometimes available at the VIA website
9 9
10 * VIA Technologies, Inc. VT8231, VT8233, VT8233A, VT8235, VT8237 10 * VIA Technologies, Inc. VT8231, VT8233, VT8233A, VT8235, VT8237
11 Datasheet: available on request from Via 11 Datasheet: available on request from Via
12 12
13Authors: 13Authors:
14 Frodo Looijaard <frodol@dds.nl>, 14 Frodo Looijaard <frodol@dds.nl>,
15 Philip Edelbrock <phil@netroedge.com>, 15 Philip Edelbrock <phil@netroedge.com>,
16 Kyösti Mälkki <kmalkki@cc.hut.fi>, 16 Kyösti Mälkki <kmalkki@cc.hut.fi>,
17 Mark D. Studebaker <mdsxyz123@yahoo.com> 17 Mark D. Studebaker <mdsxyz123@yahoo.com>,
18 Jean Delvare <khali@linux-fr.org>
18 19
19Module Parameters 20Module Parameters
20----------------- 21-----------------
@@ -28,20 +29,22 @@ Description
28----------- 29-----------
29 30
30i2c-viapro is a true SMBus host driver for motherboards with one of the 31i2c-viapro is a true SMBus host driver for motherboards with one of the
31supported VIA southbridges. 32supported VIA south bridges.
32 33
33Your lspci -n listing must show one of these : 34Your lspci -n listing must show one of these :
34 35
35 device 1106:3050 (VT82C596 function 3) 36 device 1106:3050 (VT82C596A function 3)
36 device 1106:3051 (VT82C596 function 3) 37 device 1106:3051 (VT82C596B function 3)
37 device 1106:3057 (VT82C686 function 4) 38 device 1106:3057 (VT82C686 function 4)
38 device 1106:3074 (VT8233) 39 device 1106:3074 (VT8233)
39 device 1106:3147 (VT8233A) 40 device 1106:3147 (VT8233A)
40 device 1106:8235 (VT8231) 41 device 1106:8235 (VT8231 function 4)
41 devide 1106:3177 (VT8235) 42 device 1106:3177 (VT8235)
42 devide 1106:3227 (VT8237) 43 device 1106:3227 (VT8237R)
43 44
44If none of these show up, you should look in the BIOS for settings like 45If none of these show up, you should look in the BIOS for settings like
45enable ACPI / SMBus or even USB. 46enable ACPI / SMBus or even USB.
46 47
47 48Except for the oldest chips (VT82C596A/B, VT82C686A and most probably
49VT8231), this driver supports I2C block transactions. Such transactions
50are mainly useful to read from and write to EEPROMs.