1 /* Copyright 2013 Freescale Semiconductor, Inc. 2 * 3 * SPDX-License-Identifier: GPL-2.0+ 4 */ 5 6 #include <common.h> 7 #include <ns16550.h> 8 #include <malloc.h> 9 #include <mmc.h> 10 #include <nand.h> 11 #include <i2c.h> 12 13 DECLARE_GLOBAL_DATA_PTR; 14 15 phys_size_t get_effective_memsize(void) 16 { 17 return CONFIG_SYS_L2_SIZE; 18 } 19 20 void board_init_f(ulong bootflag) 21 { 22 u32 plat_ratio; 23 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 24 25 console_init_f(); 26 27 /* initialize selected port with appropriate baud rate */ 28 plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; 29 plat_ratio >>= 1; 30 gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; 31 32 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 33 gd->bus_clk / 16 / CONFIG_BAUDRATE); 34 35 /* copy code to RAM and jump to it - this should not return */ 36 /* NOTE - code has to be copied out of NAND buffer before 37 * other blocks can be read. 38 */ 39 relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE); 40 } 41 42 void board_init_r(gd_t *gd, ulong dest_addr) 43 { 44 /* Pointer is writable since we allocated a register for it */ 45 gd = (gd_t *)CONFIG_SPL_GD_ADDR; 46 bd_t *bd; 47 48 memset(gd, 0, sizeof(gd_t)); 49 bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t)); 50 memset(bd, 0, sizeof(bd_t)); 51 gd->bd = bd; 52 bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR; 53 bd->bi_memsize = CONFIG_SYS_L2_SIZE; 54 55 probecpu(); 56 get_clocks(); 57 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 58 CONFIG_SPL_RELOC_MALLOC_SIZE); 59 60 /* relocate environment function pointers etc. */ 61 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 62 (uchar *)CONFIG_ENV_ADDR); 63 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 64 gd->env_valid = 1; 65 66 i2c_init_all(); 67 68 gd->ram_size = initdram(0); 69 70 #ifdef CONFIG_SPL_NAND_BOOT 71 puts("TPL\n"); 72 #else 73 puts("SPL\n"); 74 #endif 75 76 nand_boot(); 77 } 78