summaryrefslogtreecommitdiff
path: root/arch/arm/mach-rmobile
diff options
context:
space:
mode:
authorNobuhiro Iwamatsu <iwamatsu@nigauri.org>2016-08-04 14:10:26 +0900
committerNobuhiro Iwamatsu <iwamatsu@nigauri.org>2016-08-17 10:25:36 +0900
commit798dc6be7feabce33676877f85d307f571a9ec15 (patch)
tree3914c7206d7f1798d5bf91cb4630b25fe6481635 /arch/arm/mach-rmobile
parent544661bdbf12b2f0d23101404c89565df2ffaffb (diff)
downloadu-boot-imx-798dc6be7feabce33676877f85d307f571a9ec15.zip
u-boot-imx-798dc6be7feabce33676877f85d307f571a9ec15.tar.gz
u-boot-imx-798dc6be7feabce33676877f85d307f571a9ec15.tar.bz2
ARM: rmobile: r8a7795: Add MMU layout
This add MMU layout for R8A7795 of Renesas ARM64 SoC. Signed-off-by: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
Diffstat (limited to 'arch/arm/mach-rmobile')
-rw-r--r--arch/arm/mach-rmobile/Makefile2
-rw-r--r--arch/arm/mach-rmobile/memmap-r8a7795.c30
2 files changed, 31 insertions, 1 deletions
diff --git a/arch/arm/mach-rmobile/Makefile b/arch/arm/mach-rmobile/Makefile
index d5bb843..3b56fcf 100644
--- a/arch/arm/mach-rmobile/Makefile
+++ b/arch/arm/mach-rmobile/Makefile
@@ -16,6 +16,6 @@ obj-$(CONFIG_R8A7791) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7791.o
obj-$(CONFIG_R8A7792) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7792.o
obj-$(CONFIG_R8A7793) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7793.o
obj-$(CONFIG_R8A7794) += lowlevel_init_ca15.o cpu_info-rcar.o pfc-r8a7794.o
-obj-$(CONFIG_R8A7795) += lowlevel_init_gen3.o cpu_info-rcar.o pfc-r8a7795.o
+obj-$(CONFIG_R8A7795) += lowlevel_init_gen3.o cpu_info-rcar.o pfc-r8a7795.o memmap-r8a7795.o
obj-$(CONFIG_SH73A0) += lowlevel_init.o cpu_info-sh73a0.o pfc-sh73a0.o
obj-$(CONFIG_TMU_TIMER) += ../../sh/lib/time.o
diff --git a/arch/arm/mach-rmobile/memmap-r8a7795.c b/arch/arm/mach-rmobile/memmap-r8a7795.c
new file mode 100644
index 0000000..c2c5e48
--- /dev/null
+++ b/arch/arm/mach-rmobile/memmap-r8a7795.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2016 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/armv8/mmu.h>
+
+static struct mm_region r8a7795_mem_map[] = {
+ {
+ .virt = 0x0UL,
+ .phys = 0x0UL,
+ .size = 0x80000000UL,
+ .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
+ PTE_BLOCK_INNER_SHARE
+ }, {
+ .virt = 0x80000000UL,
+ .phys = 0x80000000UL,
+ .size = 0x80000000UL,
+ .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 = r8a7795_mem_map;