coreboot-kgpe-d16/src/soc/mediatek/mt8183/mtcmos.c
Kyösti Mälkki 13f66507af device/mmio.h: Add include file for MMIO ops
MMIO operations are arch-agnostic so the include
path should not be arch/.

Change-Id: I0fd70f5aeca02e98e96b980c3aca0819f5c44b98
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/31691
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
2019-03-04 15:57:39 +00:00

34 lines
1 KiB
C

/*
* This file is part of the coreboot project.
*
* Copyright 2018 MediaTek Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <device/mmio.h>
#include <soc/infracfg.h>
#include <soc/smi.h>
#include <soc/mtcmos.h>
enum {
DISP_PROT_STEP1_0_MASK = 0x3 << 16,
DISP_PROT_STEP2_0_MASK = 0x3 << 10,
DISP_PROT_STEP2_1_MASK = 0xff,
};
void mtcmos_protect_display_bus(void)
{
write32(&mt8183_infracfg->infra_topaxi_protecten_clr,
DISP_PROT_STEP2_0_MASK);
write32(&mt8183_smi->smi_common_clamp_en_clr, DISP_PROT_STEP2_1_MASK);
write32(&mt8183_infracfg->infra_topaxi_protecten_1_clr,
DISP_PROT_STEP1_0_MASK);
}