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authorJean Delvare <khali@linux-fr.org>2005-09-22 22:09:07 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2005-10-28 14:02:08 -0700
commitaaf7f1477668f34dda65aba17e87c0bc2ebe84d1 (patch)
tree116946873388e7d90a70823a9211be76a9dd6316
parentc2f559d5df5751780c0bd3ea0bd0aa17d47c0b39 (diff)
[PATCH] i2c-viapro: Update supported devices list
Make it clearer which chips are supported by the i2c-viapro driver, and which support I2C block transactions. Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Documentation/i2c/busses/i2c-viapro | 12 ++++++------ drivers/i2c/busses/i2c-viapro.c | 22 +++++++++++++--------- 2 files changed, 19 insertions(+), 15 deletions(-)
-rw-r--r--Documentation/i2c/busses/i2c-viapro12
-rw-r--r--drivers/i2c/busses/i2c-viapro.c22
2 files changed, 19 insertions, 15 deletions
diff --git a/Documentation/i2c/busses/i2c-viapro b/Documentation/i2c/busses/i2c-viapro
index 387cbd4015f..9363b8bd610 100644
--- a/Documentation/i2c/busses/i2c-viapro
+++ b/Documentation/i2c/busses/i2c-viapro
@@ -29,18 +29,18 @@ Description
-----------
i2c-viapro is a true SMBus host driver for motherboards with one of the
-supported VIA southbridges.
+supported VIA south bridges.
Your lspci -n listing must show one of these :
- device 1106:3050 (VT82C596 function 3)
- device 1106:3051 (VT82C596 function 3)
+ device 1106:3050 (VT82C596A function 3)
+ device 1106:3051 (VT82C596B function 3)
device 1106:3057 (VT82C686 function 4)
device 1106:3074 (VT8233)
device 1106:3147 (VT8233A)
- device 1106:8235 (VT8231)
- devide 1106:3177 (VT8235)
- devide 1106:3227 (VT8237)
+ device 1106:8235 (VT8231 function 4)
+ device 1106:3177 (VT8235)
+ device 1106:3227 (VT8237R)
If none of these show up, you should look in the BIOS for settings like
enable ACPI / SMBus or even USB.
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 5cf8fe18280..3be476cd4bc 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -22,15 +22,19 @@
*/
/*
- Supports Via devices:
- 82C596A/B (0x3050)
- 82C596B (0x3051)
- 82C686A/B
- 8231
- 8233
- 8233A (0x3147 and 0x3177)
- 8235
- 8237
+ Supports the following VIA south bridges:
+
+ Chip name PCI ID REV I2C block
+ VT82C596A 0x3050 no
+ VT82C596B 0x3051 no
+ VT82C686A 0x3057 0x30 no
+ VT82C686B 0x3057 0x40 yes
+ VT8231 0x8235 no?
+ VT8233 0x3074 yes
+ VT8233A 0x3147 yes?
+ VT8235 0x3177 yes
+ VT8237R 0x3227 yes
+
Note: we assume there can only be one device, with one SMBus interface.
*/