2016-01-26 23:58:18 +08:00
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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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if I2C
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config I2C_SLAVE
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bool "I2C Slave"
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default n
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config I2C_POLLED
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bool "Polled I2C (no interrupts)"
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default n
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2016-02-02 22:30:54 +08:00
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config I2C_RESET
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2016-02-03 01:21:48 +08:00
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bool "Support I2C reset interface method"
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2016-02-02 22:30:54 +08:00
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default n
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depends on ARCH_HAVE_I2CRESET
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2016-01-26 23:58:18 +08:00
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config I2C_TRACE
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bool "Enable I2C trace debug"
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default n
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config I2C_NTRACE
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int "Number of I2C trace records"
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default 32
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depends on I2C_TRACE
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2016-02-02 22:30:54 +08:00
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config I2C_DRIVER
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bool "I2C character driver"
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2016-01-26 23:58:18 +08:00
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default n
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2016-08-06 01:07:35 +08:00
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---help---
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Build in support for a character driver at /dev/i2c[N] that may be
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used to perform I2C bus transfers from applications. The intent of
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this driver is to support I2C testing. It is not suitable for use
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in any real driver application.
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2016-01-26 23:58:18 +08:00
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2018-03-06 00:11:05 +08:00
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menu "I2C Multiplexer Support"
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config I2CMULTIPLEXER_PCA9540BDP
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bool "PCA9540BDP NXP multiplexer"
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default n
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depends on I2C
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---help---
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Enable support for the NXP PCA9540BDP i2c multiplexer
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# put more i2c mux devices here
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endmenu # I2C Multiplexer Support
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2016-01-26 23:58:18 +08:00
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endif # I2C
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