diff options
Diffstat (limited to 'arch/arm/mach-k3/common.c')
| -rw-r--r-- | arch/arm/mach-k3/common.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-k3/common.c b/arch/arm/mach-k3/common.c index 80dfa5f0fd..a94e054491 100644 --- a/arch/arm/mach-k3/common.c +++ b/arch/arm/mach-k3/common.c @@ -406,3 +406,38 @@ void remove_fwl_configs(struct fwl_data *fwl_data, size_t fwl_data_size) } } } + +void spl_enable_dcache(void) +{ +#if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) + phys_addr_t ram_top = CONFIG_SYS_SDRAM_BASE; + + dram_init_banksize(); + + /* reserve TLB table */ + gd->arch.tlb_size = PGTABLE_SIZE; + + ram_top += get_effective_memsize(); + /* keep ram_top in the 32-bit address space */ + if (ram_top >= 0x100000000) + ram_top = (phys_addr_t) 0x100000000; + + gd->arch.tlb_addr = ram_top - gd->arch.tlb_size; + debug("TLB table from %08lx to %08lx\n", gd->arch.tlb_addr, + gd->arch.tlb_addr + gd->arch.tlb_size); + + dcache_enable(); +#endif +} + +#if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF)) +void spl_board_prepare_for_boot(void) +{ + dcache_disable(); +} + +void spl_board_prepare_for_boot_linux(void) +{ + dcache_disable(); +} +#endif |