aosp12/external/arm-trusted-firmware/drivers/st/ddr/stm32mp1_ddr_helpers.c

25 lines
505 B
C

/*
* Copyright (c) 2017-2019, STMicroelectronics - All Rights Reserved
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <platform_def.h>
#include <drivers/st/stm32mp1_ddr_helpers.h>
#include <lib/mmio.h>
void ddr_enable_clock(void)
{
stm32mp1_clk_rcc_regs_lock();
mmio_setbits_32(stm32mp_rcc_base() + RCC_DDRITFCR,
RCC_DDRITFCR_DDRC1EN |
RCC_DDRITFCR_DDRC2EN |
RCC_DDRITFCR_DDRPHYCEN |
RCC_DDRITFCR_DDRPHYCAPBEN |
RCC_DDRITFCR_DDRCAPBEN);
stm32mp1_clk_rcc_regs_unlock();
}