[PATCH 0/2] add multiplexed I2C bus support

[Antony Pavlov]

This patchseries adds multiplexed I2C bus support to barebox
and a driver for pca954x bus multiplexer.

Changes since RFC version:

  * rename drivers/i2c/muxes/pca954x.c -> drivers/i2c/muxes/i2c-mux-pca954x.c;
  * remove adapter numbering hack in drivers/i2c/i2c-mux.c;
  * add copyright comments;
  * sync with linux-v4.4-rc1.


Antony Pavlov (2):
  i2c: import multiplexed I2C bus core support from linux kernel
  i2c: add pca954x bus multiplexer driver

 drivers/i2c/Kconfig                 |   9 ++
 drivers/i2c/Makefile                |   3 +-
 drivers/i2c/i2c-mux.c               | 148 +++++++++++++++++++++
 drivers/i2c/muxes/Kconfig           |  14 ++
 drivers/i2c/muxes/Makefile          |   4 +
 drivers/i2c/muxes/i2c-mux-pca954x.c | 251 ++++++++++++++++++++++++++++++++++++
 include/i2c/i2c-mux.h               |  40 ++++++
 include/i2c/i2c.h                   |  19 ++-
 8 files changed, 486 insertions(+), 2 deletions(-)
 create mode 100644 drivers/i2c/i2c-mux.c
 create mode 100644 drivers/i2c/muxes/Kconfig
 create mode 100644 drivers/i2c/muxes/Makefile
 create mode 100644 drivers/i2c/muxes/i2c-mux-pca954x.c
 create mode 100644 include/i2c/i2c-mux.h

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2.6.2