Compute Module 4 Aditional Revision

[RyanHir]

Hello, I am unable to get a proper detection for my CM4, I believe this is due to my revision ID not being listed in the constants, here is the proper information to add my board.

Output from detect.py:

Chip id: BCM2XXX
Board id: None
Is this a DragonBoard 410c? False
Is this a Pi 3B+? False
Is this a Pi 4B? False
Is this a 40-pin Raspberry Pi? False
Is this a Raspberry Pi Compute Module? False
Is this a BeagleBone Black? False
Is this a BeagleBone Green? False
Is this a Giant Board? False
Is this a Coral Dev Board? False
Is this a Coral Dev Board Mini? False
Is this a SiFive Unleashed? False
Is this a PYNQ Board? False
Is this a Rock Pi board? False
Is this a Clockwork Pi board? False
Is this an embedded Linux system? True
Is this a generic Linux PC? False
Is this a UDOO Bolt? False
Is this an ASUS Tinker Board? False
Is this an STM32MP1 Board? False
Is this an OS environment variable special case? False
Raspberry Pi detected.

Output from /proc/cpuinfo

processor : 0
model name : ARMv7 Processor rev 3 (v7l)
BogoMIPS : 108.00
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm crc32
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3

processor : 1
model name : ARMv7 Processor rev 3 (v7l)
BogoMIPS : 108.00
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm crc32
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3

processor : 2
model name : ARMv7 Processor rev 3 (v7l)
BogoMIPS : 108.00
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm crc32
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3

processor : 3
model name : ARMv7 Processor rev 3 (v7l)
BogoMIPS : 108.00
Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm crc32
CPU implementer : 0x41
CPU architecture: 7
CPU variant : 0x0
CPU part : 0xd08
CPU revision : 3

Hardware : BCM2711
Revision : d03140
Serial : XXX (Removed by OP)
Model : Raspberry Pi Compute Module 4 Rev 1.0

I removed the serial number.

[makermelissa]

Fixed by #171