diff options
Diffstat (limited to 'src/soc/mediatek/mt8188/devapc.c')
| -rw-r--r-- | src/soc/mediatek/mt8188/devapc.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8188/devapc.c b/src/soc/mediatek/mt8188/devapc.c index b30856f3e8..03e0dfd6f5 100644 --- a/src/soc/mediatek/mt8188/devapc.c +++ b/src/soc/mediatek/mt8188/devapc.c @@ -1628,6 +1628,15 @@ static void dump_infra2_ao(uintptr_t base) base, read32(getreg(base, DOM_REMAP_0_0))); } +static void dump_scp_master(uintptr_t base) +{ + printk(BIOS_DEBUG, "[DEVAPC] SCP_DOM0:%#x SCP_DOM1:%#x SCP_DOM2:%#x Lock:%#x\n", + read32(getreg(base, SCP_DOM0)), + read32(getreg(base, SCP_DOM1)), + read32(getreg(base, SCP_DOM2)), + read32(getreg(base, ONETIME_LOCK))); +} + static void infra_init(uintptr_t base) { void *reg; @@ -1745,6 +1754,27 @@ static void infra2_master_init(uintptr_t base) FOUR_BIT_DOM_REMAP_7, DOMAIN_15); } +static void scp_master_init(uintptr_t base) +{ + SET32_BITFIELDS(getreg(base, SCP_DOM0), + FOUR_BIT_DOM_REMAP_0, DOMAIN_8, + FOUR_BIT_DOM_REMAP_2, DOMAIN_8, + FOUR_BIT_DOM_REMAP_4, DOMAIN_8, + FOUR_BIT_DOM_REMAP_6, DOMAIN_8); + + SET32_BITFIELDS(getreg(base, SCP_DOM1), + FOUR_BIT_DOM_REMAP_0, DOMAIN_8, + FOUR_BIT_DOM_REMAP_2, DOMAIN_8, + FOUR_BIT_DOM_REMAP_4, DOMAIN_8, + FOUR_BIT_DOM_REMAP_6, DOMAIN_8); + + SET32_BITFIELDS(getreg(base, SCP_DOM2), + FOUR_BIT_DOM_REMAP_0, DOMAIN_8); + + /* Let SCP_DOM registers be read-only for security */ + write32(getreg(base, ONETIME_LOCK), 0x5); +} + const struct devapc_init_ops devapc_init[] = { { DEVAPC_INFRA_AO_BASE, infra_init, dump_infra_ao_apc }, { DEVAPC_PERI_AO_BASE, peri_init, dump_peri_ao_apc }, @@ -1752,6 +1782,7 @@ const struct devapc_init_ops devapc_init[] = { { DEVAPC_PERI_PAR_AO_BASE, peri_par_init, dump_peri_par_ao_apc }, { DEVAPC_FMEM_AO_BASE, fmem_master_init, dump_fmem_ao }, { DEVAPC_INFRA2_AO_BASE, infra2_master_init, dump_infra2_ao }, + { SCP_CFG_BASE, scp_master_init, dump_scp_master }, }; const size_t devapc_init_cnt = ARRAY_SIZE(devapc_init); |