Once you realize that documentation should be laughed at, peed upon, put on fire, and just ridiculed in general, THEN, and only then, have you reached the level where you can safely read it and try to use it to actually implement a driver.
About This Quote
About Linus Torvalds
Linus Torvalds was a contemporary American and american software engineer. Linus Benedict Torvalds is a Finnish and American software engineer who is the creator and lead developer of the Linux kernel since 1991. He also created the distributed version control system Git. Read more on Wikipedia →