[PATCH v4 0/2] Add NXP FRDM-IMX91S board support

[Yanan Yang]

On Thu, Feb 05, 2026 at 03:41:57PM +0200, Daniel Baluta wrote:
> On Fri, Jan 23, 2026 at 8:43 AM Yanan Yang <yanan.yang at nxp.com> wrote:
> >
> > This patch set introduces DeviceTree support for the NXP FRDM-IMX91S
> > development board based on the i.MX91 SoC. FRDM-IMX91S is a cost-optimized
> > variant of FRDM-IMX91 and differs in several hardware aspects:
> >
> > - 512MB LPDDR4 (FRDM-IMX91 uses 1GB)
> > - 256MB FlexSPI-NAND (FRDM-IMX91 uses 8GB eMMC)
> > - Single GbE port (FRDM-IMX91 has dual GbE)
> > - PMIC PF9453 (FRDM-IMX91 uses PCA9451A)
> >
> > This patch has been tested on FRDM-IMX91S board and verified for basic
> > functionality.
> >
> > For more details about the FRDM-IMX91S board, see:
> > https://www.nxp.com/design/design-center/development-boards-and-designs/FRDM-IMX91S
> 
> 
> Hi Yanan,
> 
> Just got my imx91S frdm board and tried to test this but the patches
> failed to apply on linux-next.
> 
> Can you please try rebase and resend?
> 
> Thanks,
> Daniel.

Sure, will fix it in v5, thanks