mtcmos.c

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/* 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);
}