[EXT] Re: [PATCH v3 2/3] imx: imx93_evk: add rtc pcf2131

Joy Zou joy.zou at nxp.com
Wed Mar 27 03:43:11 CET 2024


> -----Original Message-----
> From: Fabio Estevam <festevam at gmail.com>
> Sent: 2024年3月27日 6:14
> To: Joy Zou <joy.zou at nxp.com>
> Cc: Peng Fan <peng.fan at nxp.com>; Ye Li <ye.li at nxp.com>; Jacky Bai
> <ping.bai at nxp.com>; sbabic at denx.de; sjg at chromium.org;
> saproj at gmail.com; judge.packham at gmail.com; dl-uboot-imx
> <uboot-imx at nxp.com>; u-boot at lists.denx.de
> Subject: [EXT] Re: [PATCH v3 2/3] imx: imx93_evk: add rtc pcf2131
> 
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> 
> On Tue, Mar 26, 2024 at 12:30 AM Joy Zou <joy.zou at nxp.com> wrote:
> 
> > +&lpi2c3 {
> > +       #address-cells = <1>;
> > +       #size-cells = <0>;
> > +       clock-frequency = <400000>;
> > +       pinctrl-names = "default", "sleep";
> > +       pinctrl-0 = <&pinctrl_lpi2c3>;
> > +       pinctrl-1 = <&pinctrl_lpi2c3>;
> > +       status = "okay";
> > +
> > +       pcf2131: rtc at 53 {
> > +               compatible = "nxp,pcf2131";
> > +               reg = <0x53>;
> > +               interrupt-parent = <&pcal6524>;
> > +               interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
> > +               status = "okay";
> 
> Please submit the RTC support to Linux first, then you can sync the devicetree
> with Linux in U-Boot.
> 
> In the meantime, you can add the RTC support to the -u-boot.dtsi.
> 
> Please consider using OF_UPSTREAM available in the U-Boot next branch.

Will submit the RTC support patch to Linux firstly.
Thanks for your comments!
BR
Joy Zou


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