Interrupt controller support for PCA953x
configname: CONFIG_GPIO_PCA953X_IRQ
Linux Kernel Configuration
└─>Device Drivers
└─>GPIO Support
└─>I2C GPIO expanders
└─>Interrupt controller support for PCA953x
In linux kernel since version 2.6.34 (release Date: 2010-05-16)
Say yes here to enable the pca953x to be used as an interrupt
controller. It requires the driver to be built in the kernel.
controller. It requires the driver to be built in the kernel.