From 92e7a6814c62c5b1cace880eab0cad9e92fbbff1 Mon Sep 17 00:00:00 2001 From: Wilson Ding Date: Mon, 26 Mar 2018 15:57:28 +0800 Subject: [PATCH] arm64: a37xx: populate pcie memory region This patch added a new region of 32MiB AT 0xe800.0000 to Armada37x0's memory map. This region is supposed to be mapped in MMU in order to enable the access to the PCI I/O or MEM resources. Signed-off-by: Wilson Ding Reviewed-on: http://vgitil04.il.marvell.com:8080/38724 Tested-by: iSoC Platform CI Reviewed-by: Victor Gu Signed-off-by: Ken Ma Cc: Simon Glass Cc: Stefan Roese Signed-off-by: Stefan Roese --- arch/arm/mach-mvebu/armada3700/cpu.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm/mach-mvebu/armada3700/cpu.c b/arch/arm/mach-mvebu/armada3700/cpu.c index b9214f7bd9..ab4164cbe0 100644 --- a/arch/arm/mach-mvebu/armada3700/cpu.c +++ b/arch/arm/mach-mvebu/armada3700/cpu.c @@ -45,6 +45,14 @@ static struct mm_region mvebu_mem_map[] = { .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | PTE_BLOCK_NON_SHARE }, + { + /* PCI regions */ + .phys = 0xe8000000UL, + .virt = 0xe8000000UL, + .size = 0x02000000UL, /* 32MiB master PCI space */ + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE + }, { /* List terminator */ 0, -- 2.39.5