[PATCH AUTOSEL for 4.9 023/293] stmmac: fix ptp header for GMAC3 hw timestamp

From: Mario Molitor [ Upstream commit fd6720aefde06eacf17404eed2cad65c6ec103e1 ] According the CYCLON V documention only the bit 16 of snaptypesel should set. (more information see Table 17-20 (cv_5v4.pdf) : Timestamp Snapshot Dependency on Register Bits) Fixes:

[PATCH AUTOSEL for 4.9 023/293] stmmac: fix ptp header for GMAC3 hw timestamp

From: Mario Molitor [ Upstream commit fd6720aefde06eacf17404eed2cad65c6ec103e1 ] According the CYCLON V documention only the bit 16 of snaptypesel should set. (more information see Table 17-20 (cv_5v4.pdf) : Timestamp Snapshot Dependency on Register Bits) Fixes: d2042052a0aa ("stmmac: update