diff options
Diffstat (limited to 'board/AndesTech/ax25-ae350/ax25-ae350.c')
-rw-r--r-- | board/AndesTech/ax25-ae350/ax25-ae350.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/board/AndesTech/ax25-ae350/ax25-ae350.c b/board/AndesTech/ax25-ae350/ax25-ae350.c new file mode 100644 index 0000000000..fd5aaa1579 --- /dev/null +++ b/board/AndesTech/ax25-ae350/ax25-ae350.c @@ -0,0 +1,108 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2017 Andes Technology Corporation + * Rick Chen, Andes Technology Corporation <rick@andestech.com> + */ + +#include <asm/mach-types.h> +#include <common.h> +#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) +#include <netdev.h> +#endif +#include <linux/io.h> +#include <faraday/ftsmc020.h> +#include <fdtdec.h> + +DECLARE_GLOBAL_DATA_PTR; + +/* + * Miscellaneous platform dependent initializations + */ + +int board_init(void) +{ + gd->bd->bi_arch_number = MACH_TYPE_AE350; + gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400; + + return 0; +} + +int dram_init(void) +{ + unsigned long sdram_base = PHYS_SDRAM_0; + unsigned long expected_size = PHYS_SDRAM_0_SIZE + PHYS_SDRAM_1_SIZE; + unsigned long actual_size; + + actual_size = get_ram_size((void *)sdram_base, expected_size); + gd->ram_size = actual_size; + + if (expected_size != actual_size) { + printf("Warning: Only %lu of %lu MiB SDRAM is working\n", + actual_size >> 20, expected_size >> 20); + } + + return 0; +} + +int dram_init_banksize(void) +{ + gd->bd->bi_dram[0].start = PHYS_SDRAM_0; + gd->bd->bi_dram[0].size = PHYS_SDRAM_0_SIZE; + gd->bd->bi_dram[1].start = PHYS_SDRAM_1; + gd->bd->bi_dram[1].size = PHYS_SDRAM_1_SIZE; + + return 0; +} + +#if defined(CONFIG_FTMAC100) && !defined(CONFIG_DM_ETH) +int board_eth_init(bd_t *bd) +{ + return ftmac100_initialize(bd); +} +#endif + +ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) +{ + return 0; +} + +void *board_fdt_blob_setup(void) +{ + void **ptr = (void *)CONFIG_SYS_SDRAM_BASE; + if (fdt_magic(*ptr) == FDT_MAGIC) + return (void *)*ptr; + + return (void *)CONFIG_SYS_FDT_BASE; +} + +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(blob, node, "reg"); + + if (addr == FDT_ADDR_T_NONE) + return -EINVAL; + + regs = (struct ftsmc020_bank *)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 |