a/b partition update in imx8mp

[hulk101]

Hi,
Need to do a partition update using a/b partition. a partition is mounted and When the b partition is unmounted, need to update the b partition using eMMC flash writer. 

[Zhiming_Liu]

Hi,

Please refer this AN to port swupdate on i.MX8MP

https://www.nxp.com/webapp/Download?colCode=AN13872&isHTMLorPDF=HTML

Best Regards,
Zhiming