1 /* 2 * (C) Copyright 2012 3 * Texas Instruments, <www.ti.com> 4 * 5 * SPDX-License-Identifier: GPL-2.0+ 6 */ 7 #ifndef _SPL_H_ 8 #define _SPL_H_ 9 10 /* Platform-specific defines */ 11 #include <linux/compiler.h> 12 #include <asm/spl.h> 13 14 15 /* Boot type */ 16 #define MMCSD_MODE_UNDEFINED 0 17 #define MMCSD_MODE_RAW 1 18 #define MMCSD_MODE_FAT 2 19 20 struct spl_image_info { 21 const char *name; 22 u8 os; 23 u32 load_addr; 24 u32 entry_point; 25 u32 size; 26 u32 flags; 27 }; 28 29 #define SPL_COPY_PAYLOAD_ONLY 1 30 31 extern struct spl_image_info spl_image; 32 33 /* SPL common functions */ 34 void preloader_console_init(void); 35 u32 spl_boot_device(void); 36 u32 spl_boot_mode(void); 37 void spl_parse_image_header(const struct image_header *header); 38 void spl_board_prepare_for_linux(void); 39 void __noreturn jump_to_image_linux(void *arg); 40 int spl_start_uboot(void); 41 void spl_display_print(void); 42 43 /* NAND SPL functions */ 44 void spl_nand_load_image(void); 45 46 /* OneNAND SPL functions */ 47 void spl_onenand_load_image(void); 48 49 /* NOR SPL functions */ 50 void spl_nor_load_image(void); 51 52 /* MMC SPL functions */ 53 void spl_mmc_load_image(void); 54 55 /* YMODEM SPL functions */ 56 void spl_ymodem_load_image(void); 57 58 /* SPI SPL functions */ 59 void spl_spi_load_image(void); 60 61 /* Ethernet SPL functions */ 62 void spl_net_load_image(const char *device); 63 64 /* USB SPL functions */ 65 void spl_usb_load_image(void); 66 67 /* SPL FAT image functions */ 68 int spl_load_image_fat(block_dev_desc_t *block_dev, int partition, const char *filename); 69 int spl_load_image_fat_os(block_dev_desc_t *block_dev, int partition); 70 71 #ifdef CONFIG_SPL_BOARD_INIT 72 void spl_board_init(void); 73 #endif 74 #endif 75