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Diffstat (limited to 'drivers/i2c/muxes/Kconfig')
| -rw-r--r-- | drivers/i2c/muxes/Kconfig | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/i2c/muxes/Kconfig b/drivers/i2c/muxes/Kconfig new file mode 100644 index 0000000000..bd3e078d62 --- /dev/null +++ b/drivers/i2c/muxes/Kconfig @@ -0,0 +1,17 @@ +config I2C_MUX + bool "Suport I2C multiplexers" + depends on DM_I2C + help + This enables I2C buses to be multiplexed, so that you can select + one of several buses using some sort of control mechanism. The + bus select is handled automatically when that bus is accessed, + using a suitable I2C MUX driver. + +config I2C_ARB_GPIO_CHALLENGE + bool "GPIO-based I2C arbitration" + depends on I2C_MUX + 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. |