Raspberry Pi gets official touchscreen support in Linux 4.21

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Raspberry Pi lastly receives touchscreen support through Linux 4.21

Raspberry Pi will formally get touchscreen support in the mainline Linux kernel. Google engineer Dmitry Torokhov on Wednesday issued a git pull request that added support for the 7-inch touchscreen monitor with 800 x 480 show in the mainline Linux 4.21 kernel.

Prior to this, touchscreen support was supplied both through the use of custom-made Linux kernels for distributions like Raspbian, a Debian-based laptop working system for Raspberry Pi units or by customized kernel patching.

Instead of HDMI, the Raspberry Pi touchscreen connects through the DSI port with energy supplied through GPIO pins. The touchscreen drivers will support 10-finger contact and different primary options.

With now Raspberry Pi receiving support for the touchscreen, it may be used to make a DIY pill or every other good units that want show. The enter modifications have been seen in the Linux 4.21 kernel with 200+ strains of code enter driver, which obtains info from a reminiscence mapped space through the Raspberry Pi firmware.

The 7-inch touchscreen show for Raspberry Pi will permit customers to create all-in-one, built-in tasks akin to tablets, infotainment techniques, and embedded tasks.

The Raspberry Pi 7-inch touchscreen will value about $60 USD.

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