u-boot/arch/arm/mach-versal-net/cpu.c
Tom Rini d678a59d2d Revert "Merge patch series "arm: dts: am62-beagleplay: Fix Beagleplay Ethernet""
When bringing in the series 'arm: dts: am62-beagleplay: Fix Beagleplay
Ethernet"' I failed to notice that b4 noticed it was based on next and
so took that as the base commit and merged that part of next to master.

This reverts commit c8ffd1356d, reversing
changes made to 2ee6f3a5f7.

Reported-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Tom Rini <trini@konsulko.com>
2024-05-19 08:16:36 -06:00

94 lines
2.3 KiB
C

// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2021 - 2022, Xilinx, Inc.
* Copyright (C) 2022, Advanced Micro Devices, Inc.
*
* Michal Simek <michal.simek@amd.com>
*/
#include <common.h>
#include <init.h>
#include <asm/armv8/mmu.h>
#include <asm/cache.h>
#include <asm/global_data.h>
#include <asm/io.h>
#include <asm/arch/hardware.h>
#include <asm/arch/sys_proto.h>
#include <asm/cache.h>
#include <dm/platdata.h>
DECLARE_GLOBAL_DATA_PTR;
#define VERSAL_NET_MEM_MAP_USED 5
#define DRAM_BANKS CONFIG_NR_DRAM_BANKS
/* +1 is end of list which needs to be empty */
#define VERSAL_NET_MEM_MAP_MAX (VERSAL_NET_MEM_MAP_USED + DRAM_BANKS + 1)
static struct mm_region versal_mem_map[VERSAL_NET_MEM_MAP_MAX] = {
{
.virt = 0x80000000UL,
.phys = 0x80000000UL,
.size = 0x70000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
.virt = 0xf0000000UL,
.phys = 0xf0000000UL,
.size = 0x0fe00000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
.virt = 0x400000000UL,
.phys = 0x400000000UL,
.size = 0x200000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}, {
.virt = 0x600000000UL,
.phys = 0x600000000UL,
.size = 0x800000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE
}, {
.virt = 0xe00000000UL,
.phys = 0xe00000000UL,
.size = 0xf200000000UL,
.attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
PTE_BLOCK_NON_SHARE |
PTE_BLOCK_PXN | PTE_BLOCK_UXN
}
};
void mem_map_fill(void)
{
int banks = VERSAL_NET_MEM_MAP_USED;
for (int i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
/* Zero size means no more DDR that's this is end */
if (!gd->bd->bi_dram[i].size)
break;
versal_mem_map[banks].virt = gd->bd->bi_dram[i].start;
versal_mem_map[banks].phys = gd->bd->bi_dram[i].start;
versal_mem_map[banks].size = gd->bd->bi_dram[i].size;
versal_mem_map[banks].attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
PTE_BLOCK_INNER_SHARE;
banks = banks + 1;
}
}
struct mm_region *mem_map = versal_mem_map;
u64 get_page_table_size(void)
{
return 0x14000;
}
U_BOOT_DRVINFO(soc_xilinx_versal_net) = {
.name = "soc_xilinx_versal_net",
};