CONFIG_GPIO_CDEV: Character device (/dev/gpiochipN) support

General informations

The Linux kernel configuration item CONFIG_GPIO_CDEV:

• prompt: Character device (/dev/gpiochipN) support
• type: bool
• depends on: CONFIG_EXPERT
• defined in drivers/gpio/Kconfig
• found in Linux kernels: 5.10–5.19, 6.0–6.8, 6.9-rc+HEAD

Help text

Say Y here to add the character device /dev/gpiochipN interface for GPIOs. The character device allows userspace to control GPIOs using ioctl() operations.

Only say N if you are sure that the GPIO character device is not required.

If unsure, say Y.

Hardware

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This page is automaticly generated with free (libre, open) software lkddb(see lkddb-sources).

The data is retrived from:

• Linux kernel
• Linux Kernel Driver DataBase (LKDDb)

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