1 // SPDX-License-Identifier: GPL-2.0+ 2 /* Copyright 2013 Freescale Semiconductor, Inc. 3 */ 4 5 #include <common.h> 6 #include <console.h> 7 #include <environment.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 #include "../common/spl.h" 16 17 DECLARE_GLOBAL_DATA_PTR; 18 19 phys_size_t get_effective_memsize(void) 20 { 21 return CONFIG_SYS_L3_SIZE; 22 } 23 24 unsigned long get_board_sys_clk(void) 25 { 26 return CONFIG_SYS_CLK_FREQ; 27 } 28 29 unsigned long get_board_ddr_clk(void) 30 { 31 return CONFIG_DDR_CLK_FREQ; 32 } 33 34 void board_init_f(ulong bootflag) 35 { 36 u32 plat_ratio, sys_clk, ccb_clk; 37 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 38 39 /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */ 40 memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t)); 41 42 /* Update GD pointer */ 43 gd = (gd_t *)(CONFIG_SPL_GD_ADDR); 44 45 console_init_f(); 46 47 /* initialize selected port with appropriate baud rate */ 48 sys_clk = get_board_sys_clk(); 49 plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; 50 ccb_clk = sys_clk * plat_ratio / 2; 51 52 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 53 ccb_clk / 16 / CONFIG_BAUDRATE); 54 55 #if defined(CONFIG_SPL_MMC_BOOT) 56 puts("\nSD boot...\n"); 57 #elif defined(CONFIG_SPL_SPI_BOOT) 58 puts("\nSPI boot...\n"); 59 #elif defined(CONFIG_SPL_NAND_BOOT) 60 puts("\nNAND boot...\n"); 61 #endif 62 63 relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0); 64 } 65 66 void board_init_r(gd_t *gd, ulong dest_addr) 67 { 68 bd_t *bd; 69 70 bd = (bd_t *)(gd + sizeof(gd_t)); 71 memset(bd, 0, sizeof(bd_t)); 72 gd->bd = bd; 73 bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR; 74 bd->bi_memsize = CONFIG_SYS_L3_SIZE; 75 76 arch_cpu_init(); 77 get_clocks(); 78 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 79 CONFIG_SPL_RELOC_MALLOC_SIZE); 80 gd->flags |= GD_FLG_FULL_MALLOC_INIT; 81 82 #ifdef CONFIG_SPL_NAND_BOOT 83 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 84 (uchar *)CONFIG_ENV_ADDR); 85 #endif 86 #ifdef CONFIG_SPL_MMC_BOOT 87 mmc_initialize(bd); 88 mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 89 (uchar *)CONFIG_ENV_ADDR); 90 #endif 91 #ifdef CONFIG_SPL_SPI_BOOT 92 fsl_spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 93 (uchar *)CONFIG_ENV_ADDR); 94 #endif 95 96 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 97 gd->env_valid = ENV_VALID; 98 99 i2c_init_all(); 100 101 dram_init(); 102 103 #ifdef CONFIG_SPL_MMC_BOOT 104 mmc_boot(); 105 #elif defined(CONFIG_SPL_SPI_BOOT) 106 fsl_spi_boot(); 107 #elif defined(CONFIG_SPL_NAND_BOOT) 108 nand_boot(); 109 #endif 110 } 111
