// SPDX-License-Identifier: GPL-2.0+ /* * K3: ARM64 MMU setup * * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com/ * Lokesh Vutla * (This file is derived from arch/arm/mach-zynqmp/cpu.c) * */ #include #include #include #ifdef CONFIG_SOC_K3_AM6 /* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */ #define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 5) /* ToDo: Add 64bit IO */ struct mm_region am654_mem_map[NR_MMU_REGIONS] = { { .virt = 0x0UL, .phys = 0x0UL, .size = 0x80000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN }, { .virt = 0x80000000UL, .phys = 0x80000000UL, .size = 0x20000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { .virt = 0xa0000000UL, .phys = 0xa0000000UL, .size = 0x02100000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL_NC) | PTE_BLOCK_INNER_SHARE }, { .virt = 0xa2100000UL, .phys = 0xa2100000UL, .size = 0x5df00000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { .virt = 0x880000000UL, .phys = 0x880000000UL, .size = 0x80000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { .virt = 0x500000000UL, .phys = 0x500000000UL, .size = 0x400000000UL, .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 = am654_mem_map; #endif /* CONFIG_SOC_K3_AM6 */ #ifdef CONFIG_SOC_K3_J721E /* NR_DRAM_BANKS + 32bit IO + 64bit IO + terminator */ #define NR_MMU_REGIONS (CONFIG_NR_DRAM_BANKS + 6) /* ToDo: Add 64bit IO */ struct mm_region j721e_mem_map[NR_MMU_REGIONS] = { { .virt = 0x0UL, .phys = 0x0UL, .size = 0x80000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN }, { .virt = 0x80000000UL, .phys = 0x80000000UL, .size = 0x20000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { .virt = 0xa0000000UL, .phys = 0xa0000000UL, .size = 0x1bc00000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL_NC) | PTE_BLOCK_NON_SHARE }, { .virt = 0xbbc00000UL, .phys = 0xbbc00000UL, .size = 0x44400000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { .virt = 0x880000000UL, .phys = 0x880000000UL, .size = 0x80000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_INNER_SHARE }, { .virt = 0x500000000UL, .phys = 0x500000000UL, .size = 0x400000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE | PTE_BLOCK_PXN | PTE_BLOCK_UXN }, { .virt = 0x4d80000000UL, .phys = 0x4d80000000UL, .size = 0x0002000000UL, .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL_NC) | PTE_BLOCK_INNER_SHARE }, { /* List terminator */ 0, } }; struct mm_region *mem_map = j721e_mem_map; #endif /* CONFIG_SOC_K3_J721E */