LACK of arch//Makefile

[a67878813]

Describe the bug

make bcm2712_deconfig output:

pi@rp5:~/linux_dev/linux-rpi-6.6.y $ make bcm2712_defconfig
/home/pi/linux_dev/linux-rpi-6.6.y/Makefile:690: arch//Makefile: No such file or directory
make[1]: *** No rule to make target 'arch//Makefile'. Stop.
make: *** [Makefile:234: __sub-make] Error 2

Steps to reproduce the behaviour

################################
When I follow steps from URL :https://www.raspberrypi.com/documentation/computers/linux_kernel.html
,and there is no Makefile in arch path.

Device (s)

Raspberry Pi 5

System

Generated using pi-gen, https://github.com/RPi-Distro/pi-gen, 70cd6f2a1e34d07f5cba7047aea5b92457372e05, stage4

2024/02/16 15:28:41
Copyright (c) 2012 Broadcom
version 4c845bd3 (release) (embedded)

Linux rp5 6.6.20+rpt-rpi-2712 #1 SMP PREEMPT Debian 1:6.6.20-1+rpt1 (2024-03-07) aarch64 GNU/Linux

Logs

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Additional context

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