MIPS: OCTEON: Use correct instruction to read 64-bit COP0 register
MIPS: OCTEON: Use correct instruction to read 64-bit COP0 register

Use dmfc0/dmtc0 instructions for reading CvmMemCtl COP0 register,
its a 64-bit wide.

Signed-off-by: Chandrakala Chavva <d3e95014093c25b910c9ccbc02d1d5a491747335@caviumnetworks.com>
Signed-off-by: Aleksey Makarov <91e0fd38ce4163e19f18fb8586c2effc7a08c173@auriga.com>
Cc: 562397917b9a8bf316569a848858b12fb417723f@linux-mips.org
Cc: 2578944098299abf708b08eff6fcf60565553586@vger.kernel.org
Cc: David Daney <eec15f2dea0e7d114bf41a5bde8a2858b8f3e893@cavium.com>
Patchwork: https://patchwork.linux-mips.org/patch/8936/
Signed-off-by: Ralf Baechle <92f48d309cda194c8eda36aa8f9ae28c488fa208@linux-mips.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs