diff options
Diffstat (limited to 'src/soc/mediatek/mt8192/mtcmos.c')
| -rw-r--r-- | src/soc/mediatek/mt8192/mtcmos.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/soc/mediatek/mt8192/mtcmos.c b/src/soc/mediatek/mt8192/mtcmos.c new file mode 100644 index 0000000000..5a3b1fb189 --- /dev/null +++ b/src/soc/mediatek/mt8192/mtcmos.c @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <device/mmio.h> +#include <soc/infracfg.h> +#include <soc/mtcmos.h> + +enum { + DISP_PROT_STEP1_0_MASK = 0x05015405, + DISP_PROT_STEP1_1_MASK = 0x00001100, + DISP_PROT_STEP2_0_MASK = 0x00800040, + DISP_PROT_STEP2_1_MASK = 0x0a02800a, + DISP_PROT_STEP2_2_MASK = 0x00002200, + + AUDIO_PROT_STEP1_0_MASK = 0x00000010, +}; + +void mtcmos_protect_display_bus(void) +{ + write32(&mt8192_infracfg->infra_topaxi_protecten_clr, + DISP_PROT_STEP2_0_MASK); + write32(&mt8192_infracfg->infra_topaxi_protecten_mm_clr, + DISP_PROT_STEP2_1_MASK); + write32(&mt8192_infracfg->infra_topaxi_protecten_mm_clr_2, + DISP_PROT_STEP2_2_MASK); + write32(&mt8192_infracfg->infra_topaxi_protecten_mm_clr, + DISP_PROT_STEP1_0_MASK); + write32(&mt8192_infracfg->infra_topaxi_protecten_mm_clr_2, + DISP_PROT_STEP1_1_MASK); +} + +void mtcmos_protect_audio_bus(void) +{ + write32(&mt8192_infracfg->infra_topaxi_protecten_clr_2, + AUDIO_PROT_STEP1_0_MASK); +} |