arm-trusted-firmware/plat/intel/soc/agilex/soc/agilex_mmc.c

20 lines
489 B
C

/*
* Copyright (c) 2020, Intel Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <lib/mmio.h>
#include "socfpga_system_manager.h"
#include "agilex_clock_manager.h"
void agx_mmc_init(void)
{
mmio_clrbits_32(CLKMGR_PERPLL + CLKMGR_PERPLL_EN,
CLKMGR_PERPLL_EN_SDMMCCLK);
mmio_write_32(SOCFPGA_SYSMGR(SDMMC),
SYSMGR_SDMMC_SMPLSEL(0) | SYSMGR_SDMMC_DRVSEL(3));
mmio_setbits_32(CLKMGR_PERPLL + CLKMGR_PERPLL_EN,
CLKMGR_PERPLL_EN_SDMMCCLK);
}