u-boot/arch/arm/mach-rockchip/rk3399/rk3399.c

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/*
* Copyright (c) 2016 Rockchip Electronics Co., Ltd
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <asm/armv8/mmu.h>
#include <asm/io.h>
#include <asm/arch/hardware.h>
#define GRF_EMMCCORE_CON11 0xff77f02c
static struct mm_region rk3399_mem_map[] = {
{
.virt = 0x0UL,
.phys = 0x0UL,
.size = 0x80000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
.virt = 0xf0000000UL,
.phys = 0xf0000000UL,
.size = 0x10000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
/* List terminator */
0,
}
};
struct mm_region *mem_map = rk3399_mem_map;
int arch_cpu_init(void)
{
/* We do some SoC one time setting here. */
/* Emmc clock generator: disable the clock multipilier */
rk_clrreg(GRF_EMMCCORE_CON11, 0x0ff);
return 0;
}