Broadcom firmware loading errors

[1.041427] bremfmac: bremf_fw_alloc_request: using brcm/brcmfmac4387c2-pcie for chip BCM4387/7
[1.041498] bremfmac 0000:01:00.0: Direct firmware Load for brcm/bremfmac4387c2-pcie.apple, hokkaido-TPHN-u-4.7.bin failed with error -2
[1.041513] bremfmac 0000:01:00.0: Direct firmware Load for brem/bremfmac4387c2-pcie.apple, hokkaido-TPHN-u.bin failed with error -2
[1.041528] bremfmac 0000:01:00.0: Direct firmware load for brem/bremfmac4387c2-pcie.apple, hokkaido-TPHN.bin failed with error -2
[1.041543] bremfmac 0000:01:00.0: Direct firmware load for brem/bremfmac4387c2-pcie.apple, hokkaido-X0.bin failed with error -2
[1.041560] bremfmac 0000:01:00.0: Direct firmware load for brem/bremfmac4387c2-pcie.apple, hokkaido.bin failed with error -2
[1.041575] bremfmac 0000:01:00.0: Direct firmware load for brem/bremfmac4387c2-pcie.bin failed with error -2
[1.144140] hi_bcm4377 0000:01:00.1: enabling device (0000 -> 0002)
[1.145003] hi_bcm4377 0000:01:00.1: Unable to load firmware; tried 'brem/brembt4387c2-apple, hokkatdo-u.bin' and 'brcm/brembt4387c2-apple,hokkaido.bin
[1.145168] hi_bcm4377 0000:01:00.1: Failed to load firmware
[1.145233] hi_bcm4377: probe of 0000:01:00.1 failed with error -2
[1.448653] dwc3 502280000.usb: Adding to tommu group 4