1 /* Copyright 2013 Freescale Semiconductor, Inc. 2 * 3 * SPDX-License-Identifier: GPL-2.0+ 4 */ 5 6 #include <common.h> 7 #include <console.h> 8 #include <malloc.h> 9 #include <ns16550.h> 10 #include <nand.h> 11 #include <i2c.h> 12 #include <mmc.h> 13 #include <fsl_esdhc.h> 14 #include <spi_flash.h> 15 16 DECLARE_GLOBAL_DATA_PTR; 17 18 phys_size_t get_effective_memsize(void) 19 { 20 return CONFIG_SYS_L3_SIZE; 21 } 22 23 unsigned long get_board_sys_clk(void) 24 { 25 return CONFIG_SYS_CLK_FREQ; 26 } 27 28 unsigned long get_board_ddr_clk(void) 29 { 30 return CONFIG_DDR_CLK_FREQ; 31 } 32 33 void board_init_f(ulong bootflag) 34 { 35 u32 plat_ratio, sys_clk, ccb_clk; 36 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 37 38 /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */ 39 memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t)); 40 41 /* Update GD pointer */ 42 gd = (gd_t *)(CONFIG_SPL_GD_ADDR); 43 44 console_init_f(); 45 46 /* initialize selected port with appropriate baud rate */ 47 sys_clk = get_board_sys_clk(); 48 plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; 49 ccb_clk = sys_clk * plat_ratio / 2; 50 51 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 52 ccb_clk / 16 / CONFIG_BAUDRATE); 53 54 #if defined(CONFIG_SPL_MMC_BOOT) 55 puts("\nSD boot...\n"); 56 #elif defined(CONFIG_SPL_SPI_BOOT) 57 puts("\nSPI boot...\n"); 58 #elif defined(CONFIG_SPL_NAND_BOOT) 59 puts("\nNAND boot...\n"); 60 #endif 61 62 relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0); 63 } 64 65 void board_init_r(gd_t *gd, ulong dest_addr) 66 { 67 bd_t *bd; 68 69 bd = (bd_t *)(gd + sizeof(gd_t)); 70 memset(bd, 0, sizeof(bd_t)); 71 gd->bd = bd; 72 bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR; 73 bd->bi_memsize = CONFIG_SYS_L3_SIZE; 74 75 probecpu(); 76 get_clocks(); 77 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 78 CONFIG_SPL_RELOC_MALLOC_SIZE); 79 gd->flags |= GD_FLG_FULL_MALLOC_INIT; 80 81 #ifdef CONFIG_SPL_NAND_BOOT 82 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 83 (uchar *)CONFIG_ENV_ADDR); 84 #endif 85 #ifdef CONFIG_SPL_MMC_BOOT 86 mmc_initialize(bd); 87 mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 88 (uchar *)CONFIG_ENV_ADDR); 89 #endif 90 #ifdef CONFIG_SPL_SPI_BOOT 91 spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 92 (uchar *)CONFIG_ENV_ADDR); 93 #endif 94 95 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 96 gd->env_valid = 1; 97 98 i2c_init_all(); 99 100 gd->ram_size = initdram(0); 101 102 #ifdef CONFIG_SPL_MMC_BOOT 103 mmc_boot(); 104 #elif defined(CONFIG_SPL_SPI_BOOT) 105 spi_boot(); 106 #elif defined(CONFIG_SPL_NAND_BOOT) 107 nand_boot(); 108 #endif 109 } 110