1 /* Copyright 2014 Freescale Semiconductor, Inc. 2 * 3 * SPDX-License-Identifier: GPL-2.0+ 4 */ 5 6 #include <common.h> 7 #include <malloc.h> 8 #include <ns16550.h> 9 #include <nand.h> 10 #include <i2c.h> 11 #include <mmc.h> 12 #include <fsl_esdhc.h> 13 #include <spi_flash.h> 14 15 DECLARE_GLOBAL_DATA_PTR; 16 17 phys_size_t get_effective_memsize(void) 18 { 19 return CONFIG_SYS_L3_SIZE; 20 } 21 22 unsigned long get_board_sys_clk(void) 23 { 24 return CONFIG_SYS_CLK_FREQ; 25 } 26 27 unsigned long get_board_ddr_clk(void) 28 { 29 return CONFIG_DDR_CLK_FREQ; 30 } 31 32 void board_init_f(ulong bootflag) 33 { 34 u32 plat_ratio, sys_clk, ccb_clk; 35 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 36 37 /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */ 38 memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t)); 39 40 /* Update GD pointer */ 41 gd = (gd_t *)(CONFIG_SPL_GD_ADDR); 42 43 console_init_f(); 44 45 /* initialize selected port with appropriate baud rate */ 46 sys_clk = get_board_sys_clk(); 47 plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; 48 ccb_clk = sys_clk * plat_ratio / 2; 49 50 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 51 ccb_clk / 16 / CONFIG_BAUDRATE); 52 53 #if defined(CONFIG_SPL_MMC_BOOT) 54 puts("\nSD boot...\n"); 55 #elif defined(CONFIG_SPL_SPI_BOOT) 56 puts("\nSPI boot...\n"); 57 #elif defined(CONFIG_SPL_NAND_BOOT) 58 puts("\nNAND boot...\n"); 59 #endif 60 61 relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0); 62 } 63 64 void board_init_r(gd_t *gd, ulong dest_addr) 65 { 66 bd_t *bd; 67 68 bd = (bd_t *)(gd + sizeof(gd_t)); 69 memset(bd, 0, sizeof(bd_t)); 70 gd->bd = bd; 71 bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR; 72 bd->bi_memsize = CONFIG_SYS_L3_SIZE; 73 74 probecpu(); 75 get_clocks(); 76 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 77 CONFIG_SPL_RELOC_MALLOC_SIZE); 78 79 #ifdef CONFIG_SPL_NAND_BOOT 80 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 81 (uchar *)CONFIG_ENV_ADDR); 82 #endif 83 #ifdef CONFIG_SPL_MMC_BOOT 84 mmc_initialize(bd); 85 mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 86 (uchar *)CONFIG_ENV_ADDR); 87 #endif 88 #ifdef CONFIG_SPL_SPI_BOOT 89 spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 90 (uchar *)CONFIG_ENV_ADDR); 91 #endif 92 93 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 94 gd->env_valid = 1; 95 96 i2c_init_all(); 97 98 gd->ram_size = initdram(0); 99 100 #ifdef CONFIG_SPL_MMC_BOOT 101 mmc_boot(); 102 #elif defined(CONFIG_SPL_SPI_BOOT) 103 spi_boot(); 104 #elif defined(CONFIG_SPL_NAND_BOOT) 105 nand_boot(); 106 #endif 107 } 108