u-boot/board/armltd/vexpress64/vexpress64.c
Alexander Graf e593bf5eb3 vexpress64: Add MMU tables
There's no good excuse for running with caches disabled on AArch64,
so let's just move the vexpress64 target to enable the MMU and run
with caches on.

Signed-off-by: Alexander Graf <agraf@suse.de>
2016-03-15 15:13:04 -04:00

101 lines
1.9 KiB
C

/*
* (C) Copyright 2013
* David Feng <fenghua@phytium.com.cn>
* Sharma Bhupesh <bhupesh.sharma@freescale.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <malloc.h>
#include <errno.h>
#include <netdev.h>
#include <asm/io.h>
#include <linux/compiler.h>
#include <dm/platdata.h>
#include <dm/platform_data/serial_pl01x.h>
#include "pcie.h"
#include <asm/armv8/mmu.h>
DECLARE_GLOBAL_DATA_PTR;
static const struct pl01x_serial_platdata serial_platdata = {
.base = V2M_UART0,
.type = TYPE_PL011,
.clock = CONFIG_PL011_CLOCK,
};
U_BOOT_DEVICE(vexpress_serials) = {
.name = "serial_pl01x",
.platdata = &serial_platdata,
};
static struct mm_region vexpress64_mem_map[] = {
{
.base = 0x0UL,
.size = 0x80000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
.base = 0x80000000UL,
.size = 0xff80000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
/* List terminator */
0,
}
};
struct mm_region *mem_map = vexpress64_mem_map;
/* This function gets replaced by platforms supporting PCIe.
* The replacement function, eg. on Juno, initialises the PCIe bus.
*/
__weak void vexpress64_pcie_init(void)
{
}
int board_init(void)
{
vexpress64_pcie_init();
return 0;
}
int dram_init(void)
{
gd->ram_size = PHYS_SDRAM_1_SIZE;
return 0;
}
void dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
#ifdef PHYS_SDRAM_2
gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
gd->bd->bi_dram[1].size = PHYS_SDRAM_2_SIZE;
#endif
}
/*
* Board specific reset that is system reset.
*/
void reset_cpu(ulong addr)
{
}
/*
* Board specific ethernet initialization routine.
*/
int board_eth_init(bd_t *bis)
{
int rc = 0;
#ifdef CONFIG_SMC91111
rc = smc91111_initialize(0, CONFIG_SMC91111_BASE);
#endif
#ifdef CONFIG_SMC911X
rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
#endif
return rc;
}