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History log of /src/sys/arch/arm/sociox/sni_i2c.c
RevisionDateAuthorComments
 1.17  16-Sep-2025  thorpej As with ACPI, perform the fdtbus_register_i2c_controller() in a centralized
location.
 1.16  16-Sep-2025  thorpej Garbage-collect fdtbus_attach_i2cbus(); the regular iicbus_attach() is
sufficient now.
 1.15  24-Mar-2022  andvar s/interupt/interrupt/ in comments.
also add missing RCS ID in bcm53xx_reg.h and fix one more typo in there.
 1.14  22-Dec-2021  nisimura add register definitions. the design is BCM2835 I2C look-a-like.
 1.13  21-Dec-2021  nisimura improve consistency when attach error cases.
 1.12  07-Aug-2021  thorpej branches: 1.12.2;
Merge thorpej-cfargs2.
 1.11  24-Apr-2021  thorpej branches: 1.11.2; 1.11.8;
Merge thorpej-cfargs branch:

Simplify and make extensible the config_search() / config_found() /
config_attach() interfaces: rather than having different variants for
which arguments you want pass along, just have a single call that
takes a variadic list of tag-value arguments.

Adjust all call sites:
- Simplify wherever possible; don't pass along arguments that aren't
actually needed.
- Don't be explicit about what interface attribute is attaching if
the device only has one. (More simplification.)
- Add a config_probe() function to be used in indirect configuiration
situations, making is visibly easier to see when indirect config is
in play, and allowing for future change in semantics. (As of now,
this is just a wrapper around config_match(), but that is an
implementation detail.)

Remove unnecessary or redundant interface attributes where they're not
needed.

There are currently 5 "cfargs" defined:
- CFARG_SUBMATCH (submatch function for direct config)
- CFARG_SEARCH (search function for indirect config)
- CFARG_IATTR (interface attribte)
- CFARG_LOCATORS (locators array)
- CFARG_DEVHANDLE (devhandle_t - wraps OFW, ACPI, etc. handles)

...and a sentinel value CFARG_EOL.

Add some extra sanity checking to ensure that interface attributes
aren't ambiguous.

Use CFARG_DEVHANDLE in MI FDT, OFW, and ACPI code, and macppc and shark
ports to associate those device handles with device_t instance. This
will trickle trough to more places over time (need back-end for pre-OFW
Sun OBP; any others?).
 1.10  27-Jan-2021  thorpej branches: 1.10.2;
Rename of_match_compat_data() to of_compatible_match(). Similarly,
rename of_search_compatible() to of_compatible_lookup().

Standardize on of_compatible_match() for driver matching, and adapt
all call sites.
 1.9  23-Dec-2020  thorpej Change fdtbus_register_i2c_controller() to directly register the i2c_tag_t,
rather than the device and a set of functions (the only of which was to
return the i2c_tag_t anyway). Previously, this assumed only a single
i2c controller node per device_t, which is not true with an i2c mux.
 1.8  01-Jun-2020  thorpej branches: 1.8.2;
Oops, missed a line in the last change.
 1.7  31-May-2020  thorpej Remove superfluous checking for a "disable" property in the device_t
properties dictionary.
 1.6  25-Mar-2020  nisimura branches: 1.6.4;
DRT about config messages
 1.5  25-Mar-2020  nisimura better boot messaging, redo
 1.4  25-Mar-2020  nisimura better boot messaging
 1.3  18-Mar-2020  nisimura enrich I2C driver realities to work a bit
 1.2  18-Mar-2020  nisimura use correct compatible designation
 1.1  18-Mar-2020  nisimura new skelton files for SC2A11 eMMC and I2C
 1.6.4.2  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.6.4.1  25-Mar-2020  martin file sni_i2c.c was added on branch phil-wifi on 2020-04-13 08:03:37 +0000
 1.8.2.2  03-Apr-2021  thorpej Sync with HEAD.
 1.8.2.1  03-Jan-2021  thorpej Sync w/ HEAD.
 1.10.2.1  23-Mar-2021  thorpej Convert config_found_ia() call sites where the device only carries
a single interface attribute to bare config_found() calls.
 1.11.8.1  04-Aug-2021  thorpej Adapt to CFARGS().
 1.11.2.1  19-May-2021  thorpej fdtbus_attach_i2cbus() is no longer anything other than a wrapper around
config_found(); just get rid of it and make its callers look like all of
the other I2C controller drivers.
 1.12.2.1  09-Aug-2021  thorpej Port over the changes from thorpej-i2c-spi-conf to thorpej-i2c-spi-conf2,
which is based on a newer HEAD revision.

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