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Let's code a Linux Driver: 7- open and release functions for a character device
Let's code a Linux Driver: 5 - Create a Character Device in a Linux Driver
Let's code a Linux Driver - 19: Using GPIOs in a Device Tree Device Driver
Let's code a Linux Driver - 15: Adding a device with a device tree overlay
Let's code a Linux Driver: 8 - Read from and write to a character device
Let's code a Linux Driver - 16: The Poll callback in a Linux Kernel Module
Let's code a Linux Driver - 20 Allocate and use Device Data
Linux device drivers Part 19 : Open and Release methods
Let's code a Linux Driver: 3 - Use GPIO pins in a Linux Driver
Let's code a Linux Driver - 16: How to write a Linux Device Driver for a Device Tree Devices
Let's code a Linux Driver - 22 Userspace interface for a platform device driver
Let's code a Linux Driver - 21 Easy device files with miscellaneous devices