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 #include "../common/sleep.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 #define FSL_CORENET_CCSR_PORSR1_RCW_MASK 0xFF800000 36 void board_init_f(ulong bootflag) 37 { 38 u32 plat_ratio, sys_clk, uart_clk; 39 #if defined(CONFIG_SPL_NAND_BOOT) && defined(CONFIG_A008044_WORKAROUND) 40 u32 porsr1, pinctl; 41 u32 svr = get_svr(); 42 #endif 43 ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR; 44 45 #if defined(CONFIG_SPL_NAND_BOOT) && defined(CONFIG_A008044_WORKAROUND) 46 if (IS_SVR_REV(svr, 1, 0)) { 47 /* 48 * There is T1040 SoC issue where NOR, FPGA are inaccessible 49 * during NAND boot because IFC signals > IFC_AD7 are not 50 * enabled. This workaround changes RCW source to make all 51 * signals enabled. 52 */ 53 porsr1 = in_be32(&gur->porsr1); 54 pinctl = ((porsr1 & ~(FSL_CORENET_CCSR_PORSR1_RCW_MASK)) 55 | 0x24800000); 56 out_be32((unsigned int *)(CONFIG_SYS_DCSRBAR + 0x20000), 57 pinctl); 58 } 59 #endif 60 61 /* Memcpy existing GD at CONFIG_SPL_GD_ADDR */ 62 memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t)); 63 64 /* Update GD pointer */ 65 gd = (gd_t *)(CONFIG_SPL_GD_ADDR); 66 67 #ifdef CONFIG_DEEP_SLEEP 68 /* disable the console if boot from deep sleep */ 69 if (is_warm_boot()) 70 fsl_dp_disable_console(); 71 #endif 72 /* compiler optimization barrier needed for GCC >= 3.4 */ 73 __asm__ __volatile__("" : : : "memory"); 74 75 console_init_f(); 76 77 /* initialize selected port with appropriate baud rate */ 78 sys_clk = get_board_sys_clk(); 79 plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f; 80 uart_clk = sys_clk * plat_ratio / 2; 81 82 NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1, 83 uart_clk / 16 / CONFIG_BAUDRATE); 84 85 relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0); 86 } 87 88 void board_init_r(gd_t *gd, ulong dest_addr) 89 { 90 bd_t *bd; 91 92 bd = (bd_t *)(gd + sizeof(gd_t)); 93 memset(bd, 0, sizeof(bd_t)); 94 gd->bd = bd; 95 bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR; 96 bd->bi_memsize = CONFIG_SYS_L3_SIZE; 97 98 arch_cpu_init(); 99 get_clocks(); 100 mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR, 101 CONFIG_SPL_RELOC_MALLOC_SIZE); 102 gd->flags |= GD_FLG_FULL_MALLOC_INIT; 103 104 #ifdef CONFIG_SPL_MMC_BOOT 105 mmc_initialize(bd); 106 #endif 107 108 /* relocate environment function pointers etc. */ 109 #ifdef CONFIG_SPL_NAND_BOOT 110 nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 111 (uchar *)CONFIG_ENV_ADDR); 112 #endif 113 #ifdef CONFIG_SPL_MMC_BOOT 114 mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 115 (uchar *)CONFIG_ENV_ADDR); 116 #endif 117 #ifdef CONFIG_SPL_SPI_BOOT 118 fsl_spi_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, 119 (uchar *)CONFIG_ENV_ADDR); 120 #endif 121 gd->env_addr = (ulong)(CONFIG_ENV_ADDR); 122 gd->env_valid = 1; 123 124 i2c_init_all(); 125 126 puts("\n\n"); 127 128 initdram(); 129 130 #ifdef CONFIG_SPL_MMC_BOOT 131 mmc_boot(); 132 #elif defined(CONFIG_SPL_SPI_BOOT) 133 fsl_spi_boot(); 134 #elif defined(CONFIG_SPL_NAND_BOOT) 135 nand_boot(); 136 #endif 137 } 138