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author | Peter Rosin <peda@axentia.se> | 2017-05-14 21:51:12 +0200 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-06-03 19:29:26 +0900 |
commit | ac8498f0ce5301c51c32607af5a318a7e05f45c5 (patch) | |
tree | 82eb45516e67d2cec3e5f091479b0ae8b0e9447b /drivers/i2c/muxes/Kconfig | |
parent | dt-bindings: i2c: i2c-mux: document general purpose i2c-mux bindings (diff) | |
download | linux-dev-ac8498f0ce5301c51c32607af5a318a7e05f45c5.tar.xz linux-dev-ac8498f0ce5301c51c32607af5a318a7e05f45c5.zip |
i2c: i2c-mux-gpmux: new driver
This is a general purpose i2c mux that uses a multiplexer controlled by
the multiplexer subsystem to do the muxing.
The user can select if the mux is to be mux-locked and parent-locked
as described in Documentation/i2c/i2c-topology.
Acked-by: Jonathan Cameron <jic23@kernel.org>
Acked-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Peter Rosin <peda@axentia.se>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/i2c/muxes/Kconfig')
-rw-r--r-- | drivers/i2c/muxes/Kconfig | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/i2c/muxes/Kconfig b/drivers/i2c/muxes/Kconfig index 1e160fc37ecc..2c64d0e0740f 100644 --- a/drivers/i2c/muxes/Kconfig +++ b/drivers/i2c/muxes/Kconfig @@ -30,6 +30,19 @@ config I2C_MUX_GPIO This driver can also be built as a module. If so, the module will be called i2c-mux-gpio. +config I2C_MUX_GPMUX + tristate "General Purpose I2C multiplexer" + select MULTIPLEXER + depends on OF || COMPILE_TEST + help + If you say yes to this option, support will be included for a + general purpose I2C multiplexer. This driver provides access to + I2C busses connected through a MUX, which in turn is controlled + by a MUX-controller from the MUX subsystem. + + This driver can also be built as a module. If so, the module + will be called i2c-mux-gpmux. + config I2C_MUX_LTC4306 tristate "LTC LTC4306/5 I2C multiplexer" select GPIOLIB |