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author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-08 03:29:27 +0300 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-08 03:29:27 +0300 |
commit | b4669d66fb1488fd9cebe0b8da447cfeb86109ba (patch) | |
tree | 2beaba0e7d8acac9703667aff5f9bc9f4d4357d6 /Documentation/i2c/busses/i2c-sis96x | |
parent | b43d4ddaec2b33fd6eaf0bed970c86ab08a52aaf (diff) | |
parent | c5e3fbf22ccba0879b174fab7ec0e322b1266c2c (diff) | |
download | linux-b4669d66fb1488fd9cebe0b8da447cfeb86109ba.tar.xz |
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/i2c-2.6
Diffstat (limited to 'Documentation/i2c/busses/i2c-sis96x')
-rw-r--r-- | Documentation/i2c/busses/i2c-sis96x | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Documentation/i2c/busses/i2c-sis96x b/Documentation/i2c/busses/i2c-sis96x new file mode 100644 index 000000000000..00a009b977e9 --- /dev/null +++ b/Documentation/i2c/busses/i2c-sis96x @@ -0,0 +1,73 @@ +Kernel driver i2c-sis96x + +Replaces 2.4.x i2c-sis645 + +Supported adapters: + * Silicon Integrated Systems Corp (SiS) + Any combination of these host bridges: + 645, 645DX (aka 646), 648, 650, 651, 655, 735, 745, 746 + and these south bridges: + 961, 962, 963(L) + +Author: Mark M. Hoffman <mhoffman@lightlink.com> + +Description +----------- + +This SMBus only driver is known to work on motherboards with the above +named chipset combinations. The driver was developed without benefit of a +proper datasheet from SiS. The SMBus registers are assumed compatible with +those of the SiS630, although they are located in a completely different +place. Thanks to Alexander Malysh <amalysh@web.de> for providing the +SiS630 datasheet (and driver). + +The command "lspci" as root should produce something like these lines: + +00:00.0 Host bridge: Silicon Integrated Systems [SiS]: Unknown device 0645 +00:02.0 ISA bridge: Silicon Integrated Systems [SiS] 85C503/5513 +00:02.1 SMBus: Silicon Integrated Systems [SiS]: Unknown device 0016 + +or perhaps this... + +00:00.0 Host bridge: Silicon Integrated Systems [SiS]: Unknown device 0645 +00:02.0 ISA bridge: Silicon Integrated Systems [SiS]: Unknown device 0961 +00:02.1 SMBus: Silicon Integrated Systems [SiS]: Unknown device 0016 + +(kernel versions later than 2.4.18 may fill in the "Unknown"s) + +If you cant see it please look on quirk_sis_96x_smbus +(drivers/pci/quirks.c) (also if southbridge detection fails) + +I suspect that this driver could be made to work for the following SiS +chipsets as well: 635, and 635T. If anyone owns a board with those chips +AND is willing to risk crashing & burning an otherwise well-behaved kernel +in the name of progress... please contact me at <mhoffman@lightlink.com> or +via the project's mailing list: <lm-sensors@lm-sensors.org>. Please +send bug reports and/or success stories as well. + + +TO DOs +------ + +* The driver does not support SMBus block reads/writes; I may add them if a +scenario is found where they're needed. + + +Thank You +--------- + +Mark D. Studebaker <mdsxyz123@yahoo.com> + - design hints and bug fixes +Alexander Maylsh <amalysh@web.de> + - ditto, plus an important datasheet... almost the one I really wanted +Hans-Günter Lütke Uphues <hg_lu@t-online.de> + - patch for SiS735 +Robert Zwerus <arzie@dds.nl> + - testing for SiS645DX +Kianusch Sayah Karadji <kianusch@sk-tech.net> + - patch for SiS645DX/962 +Ken Healy + - patch for SiS655 + +To anyone else who has written w/ feedback, thanks! + |