1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (C) 2018 Philippe Reynes <philippe.reynes@softathome.com> 4 */ 5 6 #include <common.h> 7 #include <fdtdec.h> 8 #include <linux/io.h> 9 10 #ifdef CONFIG_ARM64 11 #include <asm/armv8/mmu.h> 12 13 static struct mm_region broadcom_bcm968580xref_mem_map[] = { 14 { 15 /* RAM */ 16 .virt = 0x00000000UL, 17 .phys = 0x00000000UL, 18 .size = 8UL * SZ_1G, 19 .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | 20 PTE_BLOCK_INNER_SHARE 21 }, { 22 /* SoC */ 23 .virt = 0x80000000UL, 24 .phys = 0x80000000UL, 25 .size = 0xff80000000UL, 26 .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | 27 PTE_BLOCK_NON_SHARE | 28 PTE_BLOCK_PXN | PTE_BLOCK_UXN 29 }, { 30 /* List terminator */ 31 0, 32 } 33 }; 34 35 struct mm_region *mem_map = broadcom_bcm968580xref_mem_map; 36 #endif 37 38 int board_init(void) 39 { 40 return 0; 41 } 42 43 int dram_init(void) 44 { 45 if (fdtdec_setup_mem_size_base() != 0) 46 printf("fdtdec_setup_mem_size_base() has failed\n"); 47 48 return 0; 49 } 50 51 int dram_init_banksize(void) 52 { 53 fdtdec_setup_memory_banksize(); 54 55 return 0; 56 } 57 58 int print_cpuinfo(void) 59 { 60 return 0; 61 } 62