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| author |   Stephen Warren <swarren@nvidia.com> | 2012-05-18 09:29:34 -0600 |
|---|---|---|
| committer |   Wolfram Sang <w.sang@pengutronix.de> | 2012-06-04 16:49:43 +0200 |
| commit | ae58d1e406986f31d1e88b32f5ac601506c196d8 (patch) | |
| tree | 85f8973189b8e7bab81bdc235eeb1fb48176bb9d /drivers/i2c/muxes/Makefile | |
| parent | Linux 3.5-rc1 (diff) | |
| download | linux-dev-ae58d1e406986f31d1e88b32f5ac601506c196d8.tar.xz linux-dev-ae58d1e406986f31d1e88b32f5ac601506c196d8.zip | |
i2c: Add generic I2C multiplexer using pinctrl API
This is useful for SoCs whose I2C module's signals can be routed to
different sets of pins at run-time, using the pinctrl API.
+-----+ +-----+
| dev | | dev |
+------------------------+ +-----+ +-----+
| SoC | | |
| /----|------+--------+
| +---+ +------+ | child bus A, on first set of pins
| |I2C|---|Pinmux| |
| +---+ +------+ | child bus B, on second set of pins
| \----|------+--------+--------+
| | | | |
+------------------------+ +-----+ +-----+ +-----+
| dev | | dev | | dev |
+-----+ +-----+ +-----+
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Diffstat (limited to 'drivers/i2c/muxes/Makefile')
| -rw-r--r-- | drivers/i2c/muxes/Makefile | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/i2c/muxes/Makefile b/drivers/i2c/muxes/Makefile index 5826249b29ca..76da8692afff 100644 --- a/drivers/i2c/muxes/Makefile +++ b/drivers/i2c/muxes/Makefile @@ -4,5 +4,6 @@ obj-$(CONFIG_I2C_MUX_GPIO) += i2c-mux-gpio.o obj-$(CONFIG_I2C_MUX_PCA9541) += i2c-mux-pca9541.o obj-$(CONFIG_I2C_MUX_PCA954x) += i2c-mux-pca954x.o +obj-$(CONFIG_I2C_MUX_PINCTRL) += i2c-mux-pinctrl.o ccflags-$(CONFIG_I2C_DEBUG_BUS) := -DDEBUG |