preview-programs/zz_archive/eks-arm-preview/aws-auth-cm-arm64.yaml

apiVersion: v1 
kind: ConfigMap 
metadata:  
  name: aws-auth  
  namespace: kube-system 
data:  
  mapRoles: |  
    - rolearn: <ARN of instance role (not instance profile) of arm64 nodes (see step 10)> 
      username: system:node:{{EC2PrivateDNSName}} 
      groups: 
        - system:bootstrappers 
        - system:nodes