linux-kernel - Re: [PATCH] rtc: nintendo: Add a RTC driver for the GameCube, Wii and Wii U

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Date:   Thu, 28 Oct 2021 20:32:00 +0000
From:   Jonathan Neuschäfer <j.ne@...teo.net>
To:     Alexandre Belloni <alexandre.belloni@...tlin.com>
Cc:     Emmanuel Gil Peyrot <linkmauve@...kmauve.fr>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        rw-r-r-0644 <r.r.qwertyuiop.r.r@...il.com>,
        Ash Logan <ash@...quark.com>,
        Jonathan Neuschäfer <j.ne@...teo.net>,
        linux-kernel@...r.kernel.org, linux-rtc@...r.kernel.org
Subject: Re: [PATCH] rtc: nintendo: Add a RTC driver for the GameCube, Wii
 and Wii U

Hi,

On Wed, Oct 27, 2021 at 06:45:54PM +0200, Alexandre Belloni wrote:
> Hello Emmanuel,
> 
> Thanks for the patch!
> 
> On 15/10/2021 00:05:24+0200, Emmanuel Gil Peyrot wrote:
[...]
> Something great to do would be to convert the driver to regmap, provding
> custom regmap_read and regmap_write functions to access the EXI bus.
> Then you'd get this directly in debugfs. And this could be split ou once
> other drivers need access to the bus (I guess power/reset at some
> point).

Ultimately, a proper bus driver might be even better. Another popular
(but 3rd-party) device on the EXI bus is the "USB Gecko", a serial port
adapter.

(But I realize it might be significantly more work. Not sure.)



Best regards, and in any case still thanks for working on the GC/Wii/U
platforms,
Jonathan

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