Hi Leo,
I update my blog(移植国密密码工具箱GmSSL到i.MX平台Enable GmSSL which supports OSCCA Algorithm Toolbox on i.MX https://community.nxp.com/t5/i-MX-Processors-Knowledge-Base/%E7%A7%BB%E6%A4%8D%E5%9B%BD%E5%AF%86%E5%... ) today. And upgrade gmssl to Yocto L5.4.47 2.2.0.