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 <environment.h> 9 #include <malloc.h> 10 #include <ns16550.h> 11 #include <nand.h> 12 #include <i2c.h> 13 #include <mmc.h> 14 #include <fsl_esdhc.h> 15 #include <spi_flash.h> 16 #include "../common/spl.h" 17 18 DECLARE_GLOBAL_DATA_PTR; 19 20 phys_size_t get_effective_memsize(void) 21 { 22 return CONFIG_SYS_L3_SIZE; 23 } 24 25 unsigned long get_board_sys_clk(void) 26 { 27 return CONFIG_SYS_CLK_FREQ; 28 } 29 30 unsigned long get_board_ddr_clk(void) 31 { 32 return CONFIG_DDR_CLK_FREQ; 33 } 34 35 void board_init_f(ulong bootflag) 36 { 37 u32 plat_ratio, sys_clk, ccb_clk; 38 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 39 40 /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */ 41 memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t)); 42 43 /* Update GD pointer */ 44 gd = (gd_t *)(CONFIG_SPL_GD_ADDR); 45 46 console_init_f(); 47 48 /* initialize selected port with appropriate baud rate */ 49 sys_clk = get_board_sys_clk(); 50 plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; 51 ccb_clk = sys_clk * plat_ratio / 2; 52 53 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 54 ccb_clk / 16 / CONFIG_BAUDRATE); 55 56 #if defined(CONFIG_SPL_MMC_BOOT) 57 puts("\nSD boot...\n"); 58 #elif defined(CONFIG_SPL_SPI_BOOT) 59 puts("\nSPI boot...\n"); 60 #elif defined(CONFIG_SPL_NAND_BOOT) 61 puts("\nNAND boot...\n"); 62 #endif 63 64 relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0); 65 } 66 67 void board_init_r(gd_t *gd, ulong dest_addr) 68 { 69 bd_t *bd; 70 71 bd = (bd_t *)(gd + sizeof(gd_t)); 72 memset(bd, 0, sizeof(bd_t)); 73 gd->bd = bd; 74 bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR; 75 bd->bi_memsize = CONFIG_SYS_L3_SIZE; 76 77 arch_cpu_init(); 78 get_clocks(); 79 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 80 CONFIG_SPL_RELOC_MALLOC_SIZE); 81 gd->flags |= GD_FLG_FULL_MALLOC_INIT; 82 83 #ifdef CONFIG_SPL_NAND_BOOT 84 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 85 (uchar *)CONFIG_ENV_ADDR); 86 #endif 87 #ifdef CONFIG_SPL_MMC_BOOT 88 mmc_initialize(bd); 89 mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 90 (uchar *)CONFIG_ENV_ADDR); 91 #endif 92 #ifdef CONFIG_SPL_SPI_BOOT 93 fsl_spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 94 (uchar *)CONFIG_ENV_ADDR); 95 #endif 96 97 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 98 gd->env_valid = ENV_VALID; 99 100 i2c_init_all(); 101 102 dram_init(); 103 104 #ifdef CONFIG_SPL_MMC_BOOT 105 mmc_boot(); 106 #elif defined(CONFIG_SPL_SPI_BOOT) 107 fsl_spi_boot(); 108 #elif defined(CONFIG_SPL_NAND_BOOT) 109 nand_boot(); 110 #endif 111 } 112