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
puts(const char * str)19 void puts(const char *str)
20 {
21 	while (*str)
22 		putc(*str++);
23 }
24 
putc(char c)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 
spl_board_init(void)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 
spl_boot_device(void)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