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