cypress-nvram: fix firmware is not exist for raspberry pi compute 4
Fixes:
brcmfmac: brcmf_fw_alloc_request: using brcm/brcmfmac43455-sdio for chip BCM4345/6
Direct firmware load for brcm/brcmfmac43455-sdio.raspberrypi,4-compute-module.txt failed with error -2
Falling back to sysfs fallback for: brcm/brcmfmac43455-sdio.raspberrypi,4-compute-module.txt
Direct firmware load for brcm/brcmfmac43455-sdio.txt failed with error -2
Falling back to sysfs fallback for: brcm/brcmfmac43455-sdio.txt
Signed-off-by: Nian Bohung <n0404.n0404@gmail.com>
(cherry picked from commit
b1db5585557ed069027767a80c31c6f1f2920196)
Signed-off-by: Josef Schlehofer <pepe.schlehofer@gmail.com>
[improved commit mesage]