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MVFR0 and MVFR1 are only available starting with ARM1136 r1p0 release according to "B.5 VFP changes" in DDI0211F_arm1136_r1p0_trm.pdf. This is also when TLS register got added, so we can use HAS_TLS also to test for MVFR0 and MVFR1. Otherwise VFPFMRX and VFPFMXR access fails and we get: Internal error: Oops - undefined instruction: 0 [#1] PC is at no_old_VFP_process+0x8/0x3c LR is at __und_svc+0x48/0x80 ... Signed-off-by: Tony Lindgren <tony@atomide.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>