linux-kernel - Re: [PATCH 2/2] gpio: sch: Add interrupt support

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Message-ID: <bc856e19-470d-7655-5680-a031831ab513@metux.net>
Date:   Fri, 26 Apr 2019 16:42:35 +0200
From:   "Enrico Weigelt, metux IT consult" <lkml@...ux.net>
To:     Jan Kiszka <jan.kiszka@...mens.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        linux-gpio@...r.kernel.org, linux-acpi@...r.kernel.org,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Subject: Re: [PATCH 2/2] gpio: sch: Add interrupt support

On 26.04.19 15:36, Jan Kiszka wrote:

> At the same time, there are no real alternatives - to my> knowledge - for the value it brings (various bindings) to simply
switch> the engine.
Which value exactly does that collection of crude wrappers and broken
attempts to buypass the kernel (driving gpios via /dev/mem *facepalm*)
provide ?

mraa belongs to the category of software, I would never put onto any
production system. (yes, I already had a client who asked me to repair
his mraa-based software. finally, I've replaced mraa w/ a few LoC ...)


--mtx

-- 
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@...ux.net -- +49-151-27565287