2015-07-09 15:31:22 +02:00
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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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2015-11-01 20:14:48 +01:00
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menuconfig IOEXPANDER
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bool "IO Expander Support"
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default n
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---help---
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This directory holds implementations of IO expander drivers.
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See include/nuttx/discrete/ioexpander.h for registration information.
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if IOEXPANDER
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2015-07-10 18:33:07 +02:00
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config IOEXPANDER_MULTIPIN
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bool "Support multi-pin access routines"
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default n
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---help---
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This settings enable the definition of routines for
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optimized simultaneous access to multiple pins.
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2015-07-09 15:31:22 +02:00
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config IOEXPANDER_PCA9555
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bool "PCA9555 I2C IO expander"
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default n
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select I2C
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---help---
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Enable support for the NXP PCA9555 IO Expander
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if IOEXPANDER_PCA9555
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config PCA9555_MULTIPLE
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bool "Multiple PCA9555 Devices"
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default n
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---help---
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Can be defined to support multiple PCA9555 devices on board.
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config PCA9555_INT_DISABLE
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bool "Disable PCA9555 Interrupt Support"
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default y
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---help---
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Disable driver interrupt functionality
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endif # IOEXPANDER_PCA9555
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2015-11-01 20:14:48 +01:00
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endif # IOEXPANDER
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