diff options
Diffstat (limited to 'board/ti/j721e/evm.c')
-rw-r--r-- | board/ti/j721e/evm.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/board/ti/j721e/evm.c b/board/ti/j721e/evm.c new file mode 100644 index 0000000000..db5d7b8834 --- /dev/null +++ b/board/ti/j721e/evm.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Board specific initialization for J721E EVM + * + * Copyright (C) 2018-2019 Texas Instruments Incorporated - http://www.ti.com/ + * Lokesh Vutla <lokeshvutla@ti.com> + * + */ + +#include <common.h> +#include <asm/io.h> +#include <spl.h> +#include <asm/arch/sys_proto.h> + +DECLARE_GLOBAL_DATA_PTR; + +int board_init(void) +{ + return 0; +} + +int dram_init(void) +{ +#ifdef CONFIG_PHYS_64BIT + gd->ram_size = 0x100000000; +#else + gd->ram_size = 0x80000000; +#endif + + return 0; +} + +ulong board_get_usable_ram_top(ulong total_size) +{ +#ifdef CONFIG_PHYS_64BIT + /* Limit RAM used by U-Boot to the DDR low region */ + if (gd->ram_top > 0x100000000) + return 0x100000000; +#endif + + return gd->ram_top; +} + +int dram_init_banksize(void) +{ + /* Bank 0 declares the memory available in the DDR low region */ + gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE; + gd->bd->bi_dram[0].size = 0x80000000; + gd->ram_size = 0x80000000; + +#ifdef CONFIG_PHYS_64BIT + /* Bank 1 declares the memory available in the DDR high region */ + gd->bd->bi_dram[1].start = CONFIG_SYS_SDRAM_BASE1; + gd->bd->bi_dram[1].size = 0x80000000; + gd->ram_size = 0x100000000; +#endif + + return 0; +} + +#ifdef CONFIG_SPL_LOAD_FIT +int board_fit_config_name_match(const char *name) +{ + if (!strcmp(name, "k3-j721e-common-proc-board")) + return 0; + + return -1; +} +#endif + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +int ft_board_setup(void *blob, bd_t *bd) +{ + int ret; + + ret = fdt_fixup_msmc_ram(blob, "/interconnect@100000", "sram@70000000"); + if (ret) + printf("%s: fixing up msmc ram failed %d\n", __func__, ret); + + return ret; +} +#endif |