coreboot-kgpe-d16/src/soc/mediatek/mt8192/mtcmos.c

36 lines
956 B
C
Raw Normal View History

/* 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);
}