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 <ns16550.h> 9 #include <malloc.h> 10 #include <mmc.h> 11 #include <nand.h> 12 #include <i2c.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_L2_SIZE; 21 } 22 23 void board_init_f(ulong bootflag) 24 { 25 u32 plat_ratio; 26 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 27 struct fsl_ifc ifc = {(void *)CONFIG_SYS_IFC_ADDR, (void *)NULL}; 28 29 console_init_f(); 30 31 /* Clock configuration to access CPLD using IFC(GPCM) */ 32 setbits_be32(&ifc.gregs->ifc_gcr, 1 << IFC_GCR_TBCTL_TRN_TIME_SHIFT); 33 34 #ifdef CONFIG_P1010RDB_PB 35 setbits_be32(&gur->pmuxcr2, MPC85xx_PMUXCR2_GPIO01_DRVVBUS); 36 #endif 37 38 /* initialize selected port with appropriate baud rate */ 39 plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO; 40 plat_ratio >>= 1; 41 gd->bus_clk = CONFIG_SYS_CLK_FREQ * plat_ratio; 42 43 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 44 gd->bus_clk / 16 / CONFIG_BAUDRATE); 45 46 #ifdef CONFIG_SPL_MMC_BOOT 47 puts("\nSD boot...\n"); 48 #elif defined(CONFIG_SPL_SPI_BOOT) 49 puts("\nSPI Flash boot...\n"); 50 #endif 51 /* copy code to RAM and jump to it - this should not return */ 52 /* NOTE - code has to be copied out of NAND buffer before 53 * other blocks can be read. 54 */ 55 relocate_code(CONFIG_SPL_RELOC_STACK, 0, CONFIG_SPL_RELOC_TEXT_BASE); 56 } 57 58 void board_init_r(gd_t *gd, ulong dest_addr) 59 { 60 /* Pointer is writable since we allocated a register for it */ 61 gd = (gd_t *)CONFIG_SPL_GD_ADDR; 62 bd_t *bd; 63 64 memset(gd, 0, sizeof(gd_t)); 65 bd = (bd_t *)(CONFIG_SPL_GD_ADDR + sizeof(gd_t)); 66 memset(bd, 0, sizeof(bd_t)); 67 gd->bd = bd; 68 bd->bi_memstart = CONFIG_SYS_INIT_L2_ADDR; 69 bd->bi_memsize = CONFIG_SYS_L2_SIZE; 70 71 probecpu(); 72 get_clocks(); 73 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 74 CONFIG_SPL_RELOC_MALLOC_SIZE); 75 gd->flags |= GD_FLG_FULL_MALLOC_INIT; 76 77 #ifndef CONFIG_SPL_NAND_BOOT 78 env_init(); 79 #endif 80 #ifdef CONFIG_SPL_MMC_BOOT 81 mmc_initialize(bd); 82 #endif 83 84 /* relocate environment function pointers etc. */ 85 #ifdef CONFIG_SPL_NAND_BOOT 86 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 87 (uchar *)CONFIG_ENV_ADDR); 88 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 89 gd->env_valid = 1; 90 #else 91 env_relocate(); 92 #endif 93 94 i2c_init_all(); 95 96 gd->ram_size = initdram(0); 97 #ifdef CONFIG_SPL_NAND_BOOT 98 puts("\nTertiary program loader running in sram..."); 99 #else 100 puts("\nSecond program loader running in sram..."); 101 #endif 102 103 #ifdef CONFIG_SPL_MMC_BOOT 104 mmc_boot(); 105 #elif defined(CONFIG_SPL_SPI_BOOT) 106 spi_boot(); 107 #elif defined(CONFIG_SPL_NAND_BOOT) 108 nand_boot(); 109 #endif 110 } 111