diff options
| author | Tinghan Shen <tinghan.shen@mediatek.com> | 2021-04-27 17:10:28 +0800 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2021-04-30 06:45:52 +0000 |
| commit | 715cdc370c6dcfd47f247de9ff8ccd24f0a2fa03 (patch) | |
| tree | 8ddb7d4e5b5882bb7d8880ef8f47a322ed25fee6 /src | |
| parent | 8ac6e09a1056f9fea56387219d1b867cdd117445 (diff) | |
soc/mediatek/mt8192: devapc: Add ADSP domain setting
Configure ADSP domain from 0 to 4 and lock it to prevent
changing it unexpectedly.
TEST=emerge-asurada coreboot
BRANCH=asurada
Change-Id: Ib938ba05e8d0342572c57366c97ebb0185da8aba
Signed-off-by: Tinghan Shen <tinghan.shen@mediatek.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52728
Reviewed-by: Yu-Ping Wu <yupingso@google.com>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/mediatek/mt8192/devapc.c | 5 | ||||
| -rw-r--r-- | src/soc/mediatek/mt8192/include/soc/devapc.h | 1 |
2 files changed, 4 insertions, 2 deletions
diff --git a/src/soc/mediatek/mt8192/devapc.c b/src/soc/mediatek/mt8192/devapc.c index 327896b10a..e854727355 100644 --- a/src/soc/mediatek/mt8192/devapc.c +++ b/src/soc/mediatek/mt8192/devapc.c @@ -71,9 +71,10 @@ static void fmem_master_init(uintptr_t base) static void scp_master_init(uintptr_t base) { write32(getreg(base, SCP_DOM), MAS_DOMAIN_3); + write32(getreg(base, ADSP_DOM), MAS_DOMAIN_4); - /* Let SCP_DOM register be read-only for security */ - write32(getreg(base, ONETIME_LOCK), 0x1); + /* Let SCP_DOM and ADSP_DOM registers be read-only for security */ + write32(getreg(base, ONETIME_LOCK), 0x5); } struct devapc_init { diff --git a/src/soc/mediatek/mt8192/include/soc/devapc.h b/src/soc/mediatek/mt8192/include/soc/devapc.h index fd332dbd15..e79acfa2b9 100644 --- a/src/soc/mediatek/mt8192/include/soc/devapc.h +++ b/src/soc/mediatek/mt8192/include/soc/devapc.h @@ -23,6 +23,7 @@ enum devapc_ao_offset { enum scp_offset { SCP_DOM = 0xA5080, + ADSP_DOM = 0xA5088, ONETIME_LOCK = 0xA5104, }; |