md_ctrl.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#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();
}