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Diffstat (limited to 'drivers/i2c/muxes/Kconfig')
-rw-r--r-- | drivers/i2c/muxes/Kconfig | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/i2c/muxes/Kconfig b/drivers/i2c/muxes/Kconfig index a05b32d..bd3e078 100644 --- a/drivers/i2c/muxes/Kconfig +++ b/drivers/i2c/muxes/Kconfig @@ -6,3 +6,12 @@ config I2C_MUX 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. |