From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jonathan =?utf-8?Q?Neusch=C3=A4fer?= <j.neuschaefer-hi6Y0CQ0nG0@public.gmane.org>
Subject: Re: [RFC PATCH 00/10] Netronix embedded controller driver for Kobo
 and Tolino ebook readers
Date: Tue, 30 Jun 2020 09:15:23 +0200
Message-ID: <20200630071523.GA2983@latitude>
References: <20200620223915.1311485-1-j.neuschaefer@gmx.net>
 <20200630084051.66feadea@aktux>
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To: Andreas Kemnade <andreas-cLv4Z9ELZ06ZuzBka8ofvg@public.gmane.org>
Cc: Jonathan =?utf-8?Q?Neusch=C3=A4fer?= <j.neuschaefer-hi6Y0CQ0nG0@public.gmane.org>, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Lee Jones <lee.jones-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>, Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Thierry Reding <thierry.reding-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= <u.kleine-koenig-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>, Alessandro Zummo <a.zummo-BfzFCNDTiLLj+vYz1yj4TQ@public.gmane.org>, Alexandre Belloni <alexandre.belloni-LDxbnhwyfcJBDgjK7y7TUQ@public.gmane.org>, Shawn Guo <shawnguo-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Sascha Hauer <s.hauer-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>, Pengutronix Kernel Team <kernel-bIcnvbaLZ9MEGnE8C9+IrQ@public.gmane.org>, Fabio Estevam <festevam-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, NXP Linux Team <linux-imx-3arQi8VN3Tc@public.gmane.org>, Sam Ravnborg <sam-uyr5N9Q2VtJg9hUCZPvPmw@public.gmane.org>, Linus Walleij <linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org>, Heiko Stuebner <heiko.stuebner-SN7IsUiht6C/RdPyistoZJqQE7yCjDx5@public.gmane.org>, Stephan Gerhold <stephan-3XONVrnlUWDR7s880joybQ@public.gmane.org>, Lubomir Rintel <lkundrak-NGH9Lh4a5iE@public.gmane.org>
List-Id: linux-pwm@vger.kernel.org


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On Tue, Jun 30, 2020 at 08:40:51AM +0200, Andreas Kemnade wrote:
[...]
> got a chance to test it on a Tolino Shine 2 HD.
> It uses the RTC from the RC5T619 but backlight seems to go via MSP430
> EC.
>=20
> I got this.
>=20
> [    1.453603] ntxec 0-0043: Netronix embedded controller version f110 de=
tected.
> [   10.723638] ntxec-rtc 21a0000.i2c:embedded-controller@43:rtc: register=
ed as rtc0
> [   10.775276] ntxec-pwm: probe of 21a0000.i2c:embedded-controller@43:pwm=
 failed with error -5

Hmm, -EIO from the PWM driver.

> [   10.850597] ntxec-rtc 21a0000.i2c:embedded-controller@43:rtc: hctosys:=
 unable to read the hardware clock
>=20
> version number matchess with what the vendor kernel reports. Maybe we
> should document which version is running on which devices?

Good idea, I've added a table to the wiki page:

  https://github.com/neuschaefer/linux/wiki/Netronix-MSP430-embedded-contro=
ller



Jonathan

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