Change in coreboot[master]: soc/mediatek/mt8195: Reserve 17MB DRAM for audio and DSP

[Rex-BC Chen (Code Review)]

Attention is currently required from: Hung-Te Lin, Paul Menzel, Yu-Ping Wu.
Rex-BC Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/63605 )

Change subject: soc/mediatek/mt8195: Reserve 17MB DRAM for audio and DSP
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Patch Set 2:

(4 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/63605/comment/78115b80_45bb68be 
PS1, Line 7: Reserve DRAM memory for usage of audio and DSP
> > Reserve DRAM for audio and DSP […]

Done

https://review.coreboot.org/c/coreboot/+/63605/comment/5cff0822_2ff66814 
PS1, Line 7: DRAM memory
> Also mention the size?

Done

https://review.coreboot.org/c/coreboot/+/63605/comment/c7289a14_2a5498d2 
PS1, Line 9: Audio and DSP use the 0x60000000 of 17M to do some operations in
           : kernel drivers. Therefore, we reserve this DRAM address to prevent
           : this address is used in bootloader stage.
> In the future, please use 72 characters per line.

done

File src/soc/mediatek/mt8195/include/soc/memlayout.ld:

https://review.coreboot.org/c/coreboot/+/63605/comment/13320adf_be3d08b5 
PS1, Line 72: 	REGION(audio_reserved, 0x60000000, 17M, 4)
> This only creates a symbol. […]

Done