1 /* 2 * Copyright (C) 2011 3 * Heiko Schocher, DENX Software Engineering, hs@denx.de. 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 #include <common.h> 8 #include <config.h> 9 #include <spl.h> 10 #include <asm/u-boot.h> 11 #include <asm/utils.h> 12 #include <nand.h> 13 #include <asm/arch/dm365_lowlevel.h> 14 #include <ns16550.h> 15 #include <malloc.h> 16 #include <spi_flash.h> 17 #include <mmc.h> 18 19 #ifndef CONFIG_SPL_LIBCOMMON_SUPPORT 20 void puts(const char *str) 21 { 22 while (*str) 23 putc(*str++); 24 } 25 26 void putc(char c) 27 { 28 if (c == '\n') 29 NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), '\r'); 30 31 NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c); 32 } 33 #endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */ 34 35 void spl_board_init(void) 36 { 37 #ifdef CONFIG_SOC_DM365 38 dm36x_lowlevel_init(0); 39 #endif 40 #ifdef CONFIG_SOC_DA8XX 41 arch_cpu_init(); 42 #endif 43 preloader_console_init(); 44 } 45 46 u32 spl_boot_device(void) 47 { 48 switch (davinci_syscfg_regs->bootcfg) { 49 #ifdef CONFIG_SPL_NAND_SUPPORT 50 case DAVINCI_NAND8_BOOT: 51 case DAVINCI_NAND16_BOOT: 52 return BOOT_DEVICE_NAND; 53 #endif 54 55 #ifdef CONFIG_SPL_MMC_SUPPORT 56 case DAVINCI_SD_OR_MMC_BOOT: 57 case DAVINCI_MMC_ONLY_BOOT: 58 return BOOT_DEVICE_MMC1; 59 #endif 60 61 #ifdef CONFIG_SPL_SPI_FLASH_SUPPORT 62 case DAVINCI_SPI0_FLASH_BOOT: 63 case DAVINCI_SPI1_FLASH_BOOT: 64 return BOOT_DEVICE_SPI; 65 #endif 66 67 default: 68 puts("Unknown boot device\n"); 69 hang(); 70 } 71 } 72