Change in coreboot[master]: soc/mediatek/mt8195: Reserve DRAM memory for usage of audio and DSP

[Rex-BC Chen (Code Review)]

Rex-BC Chen has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/63605 )

Change subject: soc/mediatek/mt8195: Reserve DRAM memory for usage of audio and DSP
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soc/mediatek/mt8195: Reserve DRAM memory for usage of audio and DSP

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.

BUG=b:226200719
TEST=emerge-cherry coreboot

Signed-off-by: Rex-BC Chen 
Change-Id: Id0ef9fe2ef3447c6f663eb91f5184cdb7482c4a4
---
M src/soc/mediatek/mt8195/include/soc/memlayout.ld
1 file changed, 2 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/05/63605/1

diff --git a/src/soc/mediatek/mt8195/include/soc/memlayout.ld b/src/soc/mediatek/mt8195/include/soc/memlayout.ld
index e8b51d2..5e1f7e6 100644
--- a/src/soc/mediatek/mt8195/include/soc/memlayout.ld
+++ b/src/soc/mediatek/mt8195/include/soc/memlayout.ld
@@ -68,4 +68,6 @@
    RAMSTAGE(0x40300000, 256K)

BL31(0x54600000, 0x60000)
+
+	REGION(audio_reserved, 0x60000000, 17M, 4)
 }