From 8915a40da4298ebe69052e3538cd33f917a85351 Mon Sep 17 00:00:00 2001 From: Vignesh Raghavendra Date: Tue, 4 Feb 2020 11:09:49 +0530 Subject: [PATCH] ARM: mach-k3: arm64-mmu: map 64bit FSS MMIO space in A53 MMU Populate address mapping entries in A53 MMU for 4 GB of MMIO space reserved for providing MMIO access to multiple flash devices through OSPI/HBMC IPs within FSS. Signed-off-by: Vignesh Raghavendra --- arch/arm/mach-k3/arm64-mmu.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/arm/mach-k3/arm64-mmu.c b/arch/arm/mach-k3/arm64-mmu.c index 7f908eee80..b1d1d6e494 100644 --- a/arch/arm/mach-k3/arm64-mmu.c +++ b/arch/arm/mach-k3/arm64-mmu.c @@ -49,6 +49,13 @@ struct mm_region am654_mem_map[NR_MMU_REGIONS] = { .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, -- 2.39.5