diff options
| -rw-r--r-- | arch/arm/mach-rmobile/Makefile | 4 | ||||
| -rw-r--r-- | arch/arm/mach-rmobile/cpu_info.c | 3 | ||||
| -rw-r--r-- | arch/arm/mach-rmobile/include/mach/rmobile.h | 1 | ||||
| -rw-r--r-- | arch/arm/mach-rmobile/memmap-gen3.c | 66 | ||||
| -rw-r--r-- | arch/arm/mach-rmobile/memmap-r8a7795.c | 30 | ||||
| -rw-r--r-- | arch/arm/mach-rmobile/memmap-r8a7796.c | 30 |
6 files changed, 72 insertions, 62 deletions
diff --git a/arch/arm/mach-rmobile/Makefile b/arch/arm/mach-rmobile/Makefile index 8aa2b4f82a..440604cce5 100644 --- a/arch/arm/mach-rmobile/Makefile +++ b/arch/arm/mach-rmobile/Makefile @@ -16,7 +16,7 @@ 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-$(CONFIG_R8A7795) += lowlevel_init_gen3.o cpu_info-rcar.o memmap-r8a7795.o -obj-$(CONFIG_R8A7796) += lowlevel_init_gen3.o cpu_info-rcar.o memmap-r8a7796.o +obj-$(CONFIG_R8A7795) += lowlevel_init_gen3.o cpu_info-rcar.o memmap-gen3.o +obj-$(CONFIG_R8A7796) += lowlevel_init_gen3.o cpu_info-rcar.o memmap-gen3.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/cpu_info.c b/arch/arm/mach-rmobile/cpu_info.c index 04bac66391..5c8cb3f666 100644 --- a/arch/arm/mach-rmobile/cpu_info.c +++ b/arch/arm/mach-rmobile/cpu_info.c @@ -18,6 +18,9 @@ int arch_cpu_init(void) #ifndef CONFIG_SYS_DCACHE_OFF void enable_caches(void) { +#if defined(CONFIG_RCAR_GEN3) + rcar_gen3_memmap_fixup(); +#endif dcache_enable(); } #endif diff --git a/arch/arm/mach-rmobile/include/mach/rmobile.h b/arch/arm/mach-rmobile/include/mach/rmobile.h index b3140d1c5d..b413859a4d 100644 --- a/arch/arm/mach-rmobile/include/mach/rmobile.h +++ b/arch/arm/mach-rmobile/include/mach/rmobile.h @@ -38,6 +38,7 @@ u32 rmobile_get_cpu_type(void); u32 rmobile_get_cpu_rev_integer(void); u32 rmobile_get_cpu_rev_fraction(void); +void rcar_gen3_memmap_fixup(void); #endif /* __ASSEMBLY__ */ #endif /* __ASM_ARCH_RMOBILE_H */ diff --git a/arch/arm/mach-rmobile/memmap-gen3.c b/arch/arm/mach-rmobile/memmap-gen3.c new file mode 100644 index 0000000000..f3156ab01a --- /dev/null +++ b/arch/arm/mach-rmobile/memmap-gen3.c @@ -0,0 +1,66 @@ +/* + * Renesas RCar Gen3 memory map tables + * + * Copyright (C) 2017 Marek Vasut <marek.vasut@gmail.com> + * + * 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, + } +}; + +static struct mm_region r8a7796_mem_map[] = { + { + .virt = 0x0UL, + .phys = 0x0UL, + .size = 0xe0000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + .virt = 0xe0000000UL, + .phys = 0xe0000000UL, + .size = 0xe0000000UL, + .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; + +void rcar_gen3_memmap_fixup(void) +{ + u32 cpu_type = rmobile_get_cpu_type(); + + switch (cpu_type) { + case RMOBILE_CPU_TYPE_R8A7795: + mem_map = r8a7795_mem_map; + break; + case RMOBILE_CPU_TYPE_R8A7796: + mem_map = r8a7796_mem_map; + break; + } +} diff --git a/arch/arm/mach-rmobile/memmap-r8a7795.c b/arch/arm/mach-rmobile/memmap-r8a7795.c deleted file mode 100644 index c2c5e48aaf..0000000000 --- a/arch/arm/mach-rmobile/memmap-r8a7795.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * 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; diff --git a/arch/arm/mach-rmobile/memmap-r8a7796.c b/arch/arm/mach-rmobile/memmap-r8a7796.c deleted file mode 100644 index 648743d51e..0000000000 --- a/arch/arm/mach-rmobile/memmap-r8a7796.c +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Copyright (C) 2017 Marek Vasut <marek.vasut+renesas@gmail.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/armv8/mmu.h> - -static struct mm_region r8a7796_mem_map[] = { - { - .virt = 0x0UL, - .phys = 0x0UL, - .size = 0xe0000000UL, - .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | - PTE_BLOCK_INNER_SHARE - }, { - .virt = 0xe0000000UL, - .phys = 0xe0000000UL, - .size = 0xe0000000UL, - .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 = r8a7796_mem_map; |