userland gpio evnet on mediatek

From: Mori Hiroki <yamori813_at_yahoo.co.jp>
Date: Tue, 26 Apr 2022 22:25:49 UTC
Hi

I try userland gpio event on mediatek.

This is only Japanese memo.

https://qiita.com/yamori813/items/e25de40c3af86485bbaf

Thanks

Hiroki Mori