src/bsp/lk/target/aud8518sp3-emmc-32b-c4a-user/target.c

/*
 * Copyright (c) 2018 MediaTek Inc.
 *
 * Permission is hereby granted, free of charge, to any person obtaining
 * a copy of this software and associated documentation files
 * (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/

#include <platform/nand.h>

#include <platform/mmc_core.h>
#include <platform/mt_reg_base.h>

extern void platform_memory_init(void);

struct mmc_card *card;
bool retry_opcond;

void target_early_init(void)
{
    card = emmc_init_stage1(&retry_opcond);
}

void target_init(void)
{
    if (card) {
        emmc_init_stage2(card, retry_opcond);
    }
    writel(0x7, GPIO_BASE + 0x408);//set gpio80 gpio mode
    writel(0x1, GPIO_BASE + 0x054);//set gpio80 output
    writel(0x1, GPIO_BASE + 0x154);//set gpio80 output-high
}