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

On Tue, Mar 26, 2024 at 12:30 AM Joy Zou joy.zou@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@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.