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Date:   Tue, 30 Jun 2020 09:15:23 +0200
From:   Jonathan =?utf-8?Q?Neusch=C3=A4fer?= <j.neuschaefer@gmx.net>
To:     Andreas Kemnade <andreas@kemnade.info>
Cc:     Jonathan =?utf-8?Q?Neusch=C3=A4fer?= <j.neuschaefer@gmx.net>,
        linux-kernel@vger.kernel.org, Lee Jones <lee.jones@linaro.org>,
        Rob Herring <robh+dt@kernel.org>,
        Thierry Reding <thierry.reding@gmail.com>,
        Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= 
        <u.kleine-koenig@pengutronix.de>,
        Alessandro Zummo <a.zummo@towertech.it>,
        Alexandre Belloni <alexandre.belloni@bootlin.com>,
        Shawn Guo <shawnguo@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Pengutronix Kernel Team <kernel@pengutronix.de>,
        Fabio Estevam <festevam@gmail.com>,
        NXP Linux Team <linux-imx@nxp.com>,
        Sam Ravnborg <sam@ravnborg.org>,
        Linus Walleij <linus.walleij@linaro.org>,
        Heiko Stuebner <heiko.stuebner@theobroma-systems.com>,
        Stephan Gerhold <stephan@gerhold.net>,
        Lubomir Rintel <lkundrak@v3.sk>,
        Mark Brown <broonie@kernel.org>, allen <allen.chen@ite.com.tw>,
        Mauro Carvalho Chehab <mchehab+huawei@kernel.org>,
        "David S. Miller" <davem@davemloft.net>,
        devicetree@vger.kernel.org, linux-pwm@vger.kernel.org,
        linux-rtc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        Heiko Stuebner <heiko@sntech.de>,
        Josua Mayer <josua.mayer@jm0.eu>
Subject: Re: [RFC PATCH 00/10] Netronix embedded controller driver for Kobo
 and Tolino ebook readers
Message-ID: <20200630071523.GA2983@latitude>
References: <20200620223915.1311485-1-j.neuschaefer@gmx.net>
 <20200630084051.66feadea@aktux>
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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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