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Diffstat (limited to 'kernel/drivers/i2c/muxes/Kconfig')
| -rw-r--r-- | kernel/drivers/i2c/muxes/Kconfig | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/kernel/drivers/i2c/muxes/Kconfig b/kernel/drivers/i2c/muxes/Kconfig new file mode 100644 index 000000000..f6d313e52 --- /dev/null +++ b/kernel/drivers/i2c/muxes/Kconfig @@ -0,0 +1,63 @@ +# +# Multiplexer I2C chip drivers configuration +# + +menu "Multiplexer I2C Chip support" + depends on I2C_MUX + +config I2C_ARB_GPIO_CHALLENGE + tristate "GPIO-based I2C arbitration" + depends on GPIOLIB && OF + help + If you say yes to this option, support will be included for an + I2C multimaster arbitration scheme using GPIOs and a challenge & + response mechanism where masters have to claim the bus by asserting + a GPIO. + + This driver can also be built as a module. If so, the module + will be called i2c-arb-gpio-challenge. + +config I2C_MUX_GPIO + tristate "GPIO-based I2C multiplexer" + depends on GPIOLIB + help + If you say yes to this option, support will be included for a + GPIO based I2C multiplexer. This driver provides access to + I2C busses connected through a MUX, which is controlled + through GPIO pins. + + This driver can also be built as a module. If so, the module + will be called i2c-mux-gpio. + +config I2C_MUX_PCA9541 + tristate "NXP PCA9541 I2C Master Selector" + help + If you say yes here you get support for the NXP PCA9541 + I2C Master Selector. + + This driver can also be built as a module. If so, the module + will be called i2c-mux-pca9541. + +config I2C_MUX_PCA954x + tristate "Philips PCA954x I2C Mux/switches" + depends on GPIOLIB + help + If you say yes here you get support for the Philips PCA954x + I2C mux/switch devices. + + This driver can also be built as a module. If so, the module + will be called i2c-mux-pca954x. + +config I2C_MUX_PINCTRL + tristate "pinctrl-based I2C multiplexer" + depends on PINCTRL + help + If you say yes to this option, support will be included for an I2C + multiplexer that uses the pinctrl subsystem, i.e. pin multiplexing. + This is useful for SoCs whose I2C module's signals can be routed to + different sets of pins at run-time. + + This driver can also be built as a module. If so, the module will be + called pinctrl-i2cmux. + +endmenu |