diff options
Diffstat (limited to 'roms/u-boot/arch/arm/mach-mediatek/mt8518/init.c')
-rw-r--r-- | roms/u-boot/arch/arm/mach-mediatek/mt8518/init.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/roms/u-boot/arch/arm/mach-mediatek/mt8518/init.c b/roms/u-boot/arch/arm/mach-mediatek/mt8518/init.c new file mode 100644 index 000000000..f7e03de36 --- /dev/null +++ b/roms/u-boot/arch/arm/mach-mediatek/mt8518/init.c @@ -0,0 +1,75 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Configuration for MediaTek MT8518 SoC + * + * Copyright (C) 2019 MediaTek Inc. + * Author: Mingming Lee <mingming.lee@mediatek.com> + */ + +#include <clk.h> +#include <common.h> +#include <cpu_func.h> +#include <dm.h> +#include <fdtdec.h> +#include <init.h> +#include <ram.h> +#include <asm/arch/misc.h> +#include <asm/armv8/mmu.h> +#include <asm/cache.h> +#include <asm/global_data.h> +#include <asm/sections.h> +#include <dm/uclass.h> +#include <dt-bindings/clock/mt8518-clk.h> + +DECLARE_GLOBAL_DATA_PTR; + +int dram_init(void) +{ + int ret; + + ret = fdtdec_setup_memory_banksize(); + if (ret) + return ret; + + return fdtdec_setup_mem_size_base(); +} + +int dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = gd->ram_base; + gd->bd->bi_dram[0].size = gd->ram_size; + + return 0; +} + +void reset_cpu(void) +{ + psci_system_reset(); +} + +int print_cpuinfo(void) +{ + printf("CPU: MediaTek MT8518\n"); + return 0; +} + +static struct mm_region mt8518_mem_map[] = { + { + /* DDR */ + .virt = 0x40000000UL, + .phys = 0x40000000UL, + .size = 0x20000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | PTE_BLOCK_OUTER_SHARE, + }, { + .virt = 0x00000000UL, + .phys = 0x00000000UL, + .size = 0x20000000UL, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + 0, + } +}; + +struct mm_region *mem_map = mt8518_mem_map; |