From 914a84e6eefa703efccf7bb49bf870fcab060005 Mon Sep 17 00:00:00 2001 From: Ley Foon Tan Date: Thu, 24 May 2018 00:17:26 +0800 Subject: [PATCH] arm: socfpga: stratix10: Add MMU support for Stratix10 SoC Add MMU memory mapping table for Stratix SoC. Signed-off-by: Chin Liang See Signed-off-by: Ley Foon Tan Acked-by: Marek Vasut --- arch/arm/mach-socfpga/Makefile | 1 + arch/arm/mach-socfpga/mmu-arm64_s10.c | 71 +++++++++++++++++++++++++++ 2 files changed, 72 insertions(+) create mode 100644 arch/arm/mach-socfpga/mmu-arm64_s10.c diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile index 5c22cc2506..478afe2674 100644 --- a/arch/arm/mach-socfpga/Makefile +++ b/arch/arm/mach-socfpga/Makefile @@ -32,6 +32,7 @@ ifdef CONFIG_TARGET_SOCFPGA_STRATIX10 obj-y += clock_manager_s10.o obj-y += mailbox_s10.o obj-y += misc_s10.o +obj-y += mmu-arm64_s10.o obj-y += reset_manager_s10.o obj-y += system_manager_s10.o obj-y += wrap_pinmux_config_s10.o diff --git a/arch/arm/mach-socfpga/mmu-arm64_s10.c b/arch/arm/mach-socfpga/mmu-arm64_s10.c new file mode 100644 index 0000000000..670ceb92ae --- /dev/null +++ b/arch/arm/mach-socfpga/mmu-arm64_s10.c @@ -0,0 +1,71 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2016-2018 Intel Corporation + * + */ + +#include +#include + +DECLARE_GLOBAL_DATA_PTR; + +static struct mm_region socfpga_stratix10_mem_map[] = { + { + /* MEM 2GB*/ + .virt = 0x0UL, + .phys = 0x0UL, + .size = 0x80000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE, + }, { + /* FPGA 1.5GB */ + .virt = 0x80000000UL, + .phys = 0x80000000UL, + .size = 0x60000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN, + }, { + /* DEVICE 142MB */ + .virt = 0xF7000000UL, + .phys = 0xF7000000UL, + .size = 0x08E00000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN, + }, { + /* OCRAM 1MB but available 256KB */ + .virt = 0xFFE00000UL, + .phys = 0xFFE00000UL, + .size = 0x00100000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE, + }, { + /* DEVICE 32KB */ + .virt = 0xFFFC0000UL, + .phys = 0xFFFC0000UL, + .size = 0x00008000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN, + }, { + /* MEM 124GB */ + .virt = 0x0100000000UL, + .phys = 0x0100000000UL, + .size = 0x1F00000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE, + }, { + /* DEVICE 4GB */ + .virt = 0x2000000000UL, + .phys = 0x2000000000UL, + .size = 0x0100000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN, + }, { + /* List terminator */ + }, +}; + +struct mm_region *mem_map = socfpga_stratix10_mem_map; -- 2.39.5