blob: a1405dd0e7e27de835332acb9bbbca330d6515ed [file] [log] [blame]
/*
* Copyright (C) 2019 MediaTek Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* 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/addressmap.h>
#include <soc/infracfg.h>
#include <soc/pll.h>
#include <soc/md_ctrl.h>
#define TOPCKGEN_CLK_MODE_MD_32K (1 << 8)
#define TOPCKGEN_CLK_MODE_MD_26M (1 << 9)
#define INFRA_MISC2_SRCCLKENA_RELEASE (0xFF)
static void internal_md_power_down(void)
{
/* Gating MD clock */
setbits32(&mtk_topckgen->clk_mode,
TOPCKGEN_CLK_MODE_MD_32K | TOPCKGEN_CLK_MODE_MD_26M);
/* Release SRCCLKENA */
clrbits32(&mt8183_infracfg->infra_misc2,
INFRA_MISC2_SRCCLKENA_RELEASE);
}
void mtk_md_early_init(void)
{
internal_md_power_down();
}