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authorEugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>2020-04-22 18:33:21 +0300
committerAlexey Brodkin <abrodkin@synopsys.com>2020-04-27 11:20:25 +0300
commit61c151693ba7129fbe7864a8486bca4e36046d19 (patch)
treef8d49b2b89ee013724b5f3dbf83698b4bb1c5410 /include/dt-bindings
parentd202f67db0771247de562af5d6a5df778702857b (diff)
ARC: ARCv2: handle DSP presence in HW
In case of DSP extension presence in HW some instructions (related to integer multiply, multiply-accumulate, and divide operation) executes on this DSP execution unit. So their execution will depend on dsp configuration register (DSP_CTRL) As we want these instructions to execute the same way regardless of DSP presence we need to set DSP_CTRL properly. NOTE: we do the same adjustments in Linux kernel, see in kernel tree: commit 4827d0cf744e ("ARC: handle DSP presence in HW") Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com> Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Diffstat (limited to 'include/dt-bindings')
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