diff options
Diffstat (limited to 'board/andestech/ae350/ae350.c')
-rw-r--r-- | board/andestech/ae350/ae350.c | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/board/andestech/ae350/ae350.c b/board/andestech/ae350/ae350.c new file mode 100644 index 00000000000..5ae5baed6ba --- /dev/null +++ b/board/andestech/ae350/ae350.c @@ -0,0 +1,165 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2017 Andes Technology Corporation + * Rick Chen, Andes Technology Corporation <rick@andestech.com> + */ + +#include <config.h> +#include <cpu_func.h> +#include <flash.h> +#include <image.h> +#include <init.h> +#include <net.h> +#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) +#include <netdev.h> +#endif +#include <asm/csr.h> +#include <asm/global_data.h> +#include <asm/sbi.h> +#include <linux/io.h> +#include <faraday/ftsmc020.h> +#include <fdtdec.h> +#include <dm.h> +#include <spl.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscellaneous platform dependent initializations + */ +#if IS_ENABLED(CONFIG_MISC_INIT_R) +int misc_init_r(void) +{ + long csr_marchid = 0; + const long mask_64 = 0x8000; + const long mask_cpu = 0xff; + char cpu_name[10] = {}; + +#if CONFIG_IS_ENABLED(RISCV_SMODE) + sbi_get_marchid(&csr_marchid); +#elif CONFIG_IS_ENABLED(RISCV_MMODE) + csr_marchid = csr_read(CSR_MARCHID); +#endif + if (mask_64 & csr_marchid) + snprintf(cpu_name, sizeof(cpu_name), "ax%lx", (mask_cpu & csr_marchid)); + else + snprintf(cpu_name, sizeof(cpu_name), "a%lx", (mask_cpu & csr_marchid)); + + return env_set("cpu", cpu_name); +} +#endif + +int board_init(void) +{ + gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400; + + return 0; +} + +int dram_init(void) +{ + return fdtdec_setup_mem_size_base(); +} + +int dram_init_banksize(void) +{ + return fdtdec_setup_memory_banksize(); +} + +#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) +int board_eth_init(struct bd_info *bd) +{ + return ftmac100_initialize(bd); +} +#endif + +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + return 0; +} + +#define ANDES_HW_DTB_ADDRESS 0xF2000000 +void *board_fdt_blob_setup(int *err) +{ + *err = 0; + + if (IS_ENABLED(CONFIG_OF_SEPARATE) || IS_ENABLED(CONFIG_OF_BOARD)) { + if (fdt_magic((uintptr_t)gd->arch.firmware_fdt_addr) == FDT_MAGIC) + return (void *)(ulong)gd->arch.firmware_fdt_addr; + } + + if (fdt_magic(CONFIG_SYS_FDT_BASE) == FDT_MAGIC) + return (void *)CONFIG_SYS_FDT_BASE; + return (void *)ANDES_HW_DTB_ADDRESS; + + *err = -EINVAL; + return NULL; +} + +#ifdef CONFIG_SPL_BOARD_INIT +void spl_board_init() +{ + /* enable andes-l2 cache */ + if (!CONFIG_IS_ENABLED(SYS_DCACHE_OFF)) + enable_caches(); +} +#endif + +int smc_init(void) +{ + int node = -1; + const char *compat = "andestech,atfsmc020"; + void *blob = (void *)gd->fdt_blob; + fdt_addr_t addr; + struct ftsmc020_bank *regs; + + node = fdt_node_offset_by_compatible(blob, -1, compat); + if (node < 0) + return -FDT_ERR_NOTFOUND; + + addr = fdtdec_get_addr_size_auto_noparent(blob, node, + "reg", 0, NULL, false); + + if (addr == FDT_ADDR_T_NONE) + return -EINVAL; + + regs = (struct ftsmc020_bank *)(uintptr_t)addr; + regs->cr &= ~FTSMC020_BANK_WPROT; + + return 0; +} + +#ifdef CONFIG_BOARD_EARLY_INIT_F +int board_early_init_f(void) +{ + smc_init(); + + return 0; +} +#endif + +#ifdef CONFIG_SPL +void board_boot_order(u32 *spl_boot_list) +{ + u8 i; + u32 boot_devices[] = { +#ifdef CONFIG_SPL_RAM_SUPPORT + BOOT_DEVICE_RAM, +#endif +#ifdef CONFIG_SPL_MMC + BOOT_DEVICE_MMC1, +#endif + }; + + for (i = 0; i < ARRAY_SIZE(boot_devices); i++) + spl_boot_list[i] = boot_devices[i]; +} +#endif + +#ifdef CONFIG_SPL_LOAD_FIT +int board_fit_config_name_match(const char *name) +{ + /* boot using first FIT config */ + return 0; +} +#endif |