linux-kernel - Re: [PATCH v1] ARM: dts: imx: tqma7: add lm75a sensor (rev. 01xxx)

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Message-ID: <2253436.iZASKD2KPV@steina-w>
Date:   Tue, 07 Nov 2023 07:34:32 +0100
From:   Alexander Stein <alexander.stein@...tq-group.com>
To:     João Rodrigues <jrodrigues@...met.com>,
        Bruno Thomsen <bruno.thomsen@...il.com>,
        Fabio Estevam <festevam@...il.com>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        NXP Linux Team <linux-imx@....com>,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v1] ARM: dts: imx: tqma7: add lm75a sensor (rev. 01xxx)

Hi,

Am Freitag, 3. November 2023, 22:07:08 CET schrieb Fabio Estevam:
> [Adding Bruno and Alexander]
> 
> On Thu, Nov 2, 2023 at 7:12 PM João Rodrigues <jrodrigues@...met.com> wrote:
> > From: João Rodrigues <jrodrigues@...met.com>
> > 
> > TQMa7x (revision 01xxx) uses a LM75A temperature sensor.
> > The two sensors use different I2C addresses, so we can set both sensors
> > simultaneously.

I've contacted responsible department and I am waiting for more details.

Best regards,
Alexander

> > Signed-off-by: João Rodrigues <jrodrigues@...met.com>
> > ---
> > 
> >  arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi | 9 +++++++--
> >  1 file changed, 7 insertions(+), 2 deletions(-)
> > 
> > diff --git a/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi
> > b/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi index
> > fe42b0a4683..3fc3130f9de 100644
> > --- a/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi
> > +++ b/arch/arm/boot/dts/nxp/imx/imx7-tqma7.dtsi
> > @@ -128,11 +128,16 @@ vgen6_reg: vldo4 {
> > 
> >                 };
> >         
> >         };
> > 
> > -       /* NXP SE97BTP with temperature sensor + eeprom */
> > +       /* LM75A temperature sensor, TQMa7x 01xx */
> > +       lm75a: temperature-sensor@48 {
> > +               compatible = "national,lm75a";
> > +               reg = <0x48>;
> > +       };
> > +
> > +       /* NXP SE97BTP with temperature sensor + eeprom, TQMa7x 02xx */
> > 
> >         se97b: temperature-sensor-eeprom@1e {
> >         
> >                 compatible = "nxp,se97b", "jedec,jc-42.4-temp";
> >                 reg = <0x1e>;
> > 
> > -               status = "okay";
> > 
> >         };
> >         
> >         /* ST M24C64 */
> > 
> > --
> > 2.25.1


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