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