ast2600: Drop NEON from the CPU features

ast2600: Drop NEON from the CPU features

Currently, the CPU features exposed to the AST2600 QEMU machines are :

  half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt
  vfpd32 lpae evtstrm

But, the features of the Cortex A7 CPU on the Aspeed AST2600 A3 SoC
are :

  half thumb fastmult vfp edsp vfpv3 vfpv3d16 tls vfpv4 idiva idivt
  lpae evtstrm

Drop NEON support in the Aspeed AST2600 SoC.

Reviewed-by: Joel Stanley <joel@jms.id.au>
Message-Id: <20220928164719.655586-3-clg@kaod.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>