1eb6b458cSPo Liu /* Copyright 2013 Freescale Semiconductor, Inc. 2eb6b458cSPo Liu * 3eb6b458cSPo Liu * SPDX-License-Identifier: GPL-2.0+ 4eb6b458cSPo Liu */ 5eb6b458cSPo Liu 6eb6b458cSPo Liu #include <common.h> 7eb6b458cSPo Liu #include <ns16550.h> 8eb6b458cSPo Liu #include <malloc.h> 9eb6b458cSPo Liu #include <mmc.h> 10eb6b458cSPo Liu #include <nand.h> 11eb6b458cSPo Liu #include <i2c.h> 12eb6b458cSPo Liu 13eb6b458cSPo Liu DECLARE_GLOBAL_DATA_PTR; 14eb6b458cSPo Liu 15*e3866163SYork Sun phys_size_t get_effective_memsize(void) 16eb6b458cSPo Liu { 17eb6b458cSPo Liu return CONFIG_SYS_L2_SIZE; 18eb6b458cSPo Liu } 19eb6b458cSPo Liu 20eb6b458cSPo Liu void board_init_f(ulong bootflag) 21eb6b458cSPo Liu { 22eb6b458cSPo Liu u32 plat_ratio; 23eb6b458cSPo Liu ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 24eb6b458cSPo Liu 25eb6b458cSPo Liu console_init_f(); 26eb6b458cSPo Liu 27eb6b458cSPo Liu /* initialize selected port with appropriate baud rate */ 28eb6b458cSPo Liu plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; 29eb6b458cSPo Liu plat_ratio >>= 1; 30eb6b458cSPo Liu gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; 31eb6b458cSPo Liu 32eb6b458cSPo Liu NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 33eb6b458cSPo Liu gd->bus_clk / 16 / CONFIG_BAUDRATE); 34eb6b458cSPo Liu 35eb6b458cSPo Liu /* copy code to RAM and jump to it - this should not return */ 36eb6b458cSPo Liu /* NOTE - code has to be copied out of NAND buffer before 37eb6b458cSPo Liu * other blocks can be read. 38eb6b458cSPo Liu */ 39eb6b458cSPo Liu relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE); 40eb6b458cSPo Liu } 41eb6b458cSPo Liu 42eb6b458cSPo Liu void board_init_r(gd_t *gd, ulong dest_addr) 43eb6b458cSPo Liu { 44eb6b458cSPo Liu /* Pointer is writable since we allocated a register for it */ 45eb6b458cSPo Liu gd = (gd_t *)CONFIG_SPL_GD_ADDR; 46eb6b458cSPo Liu bd_t *bd; 47eb6b458cSPo Liu 48eb6b458cSPo Liu memset(gd, 0, sizeof(gd_t)); 49eb6b458cSPo Liu bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t)); 50eb6b458cSPo Liu memset(bd, 0, sizeof(bd_t)); 51eb6b458cSPo Liu gd->bd = bd; 52eb6b458cSPo Liu bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR; 53eb6b458cSPo Liu bd->bi_memsize = CONFIG_SYS_L2_SIZE; 54eb6b458cSPo Liu 55eb6b458cSPo Liu probecpu(); 56eb6b458cSPo Liu get_clocks(); 57eb6b458cSPo Liu mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 58eb6b458cSPo Liu CONFIG_SPL_RELOC_MALLOC_SIZE); 59eb6b458cSPo Liu 60eb6b458cSPo Liu /* relocate environment function pointers etc. */ 61eb6b458cSPo Liu nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 62eb6b458cSPo Liu (uchar *)CONFIG_ENV_ADDR); 63eb6b458cSPo Liu gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 64eb6b458cSPo Liu gd->env_valid = 1; 65eb6b458cSPo Liu 66eb6b458cSPo Liu i2c_init_all(); 67eb6b458cSPo Liu 68eb6b458cSPo Liu gd->ram_size = initdram(0); 69eb6b458cSPo Liu 70eb6b458cSPo Liu #ifdef CONFIG_SPL_NAND_BOOT 71eb6b458cSPo Liu puts("TPL\n"); 72eb6b458cSPo Liu #else 73eb6b458cSPo Liu puts("SPL\n"); 74eb6b458cSPo Liu #endif 75eb6b458cSPo Liu 76eb6b458cSPo Liu nand_boot(); 77eb6b458cSPo Liu } 78