1*bf55cd4fSLadislav Michl /* 2*bf55cd4fSLadislav Michl * Copyright (C) 2016 3*bf55cd4fSLadislav Michl * Ladislav Michl <ladis@linux-mips.org> 4*bf55cd4fSLadislav Michl * 5*bf55cd4fSLadislav Michl * SPDX-License-Identifier: GPL 2.0+ BSD-3-Clause 6*bf55cd4fSLadislav Michl */ 7*bf55cd4fSLadislav Michl 8*bf55cd4fSLadislav Michl #include <common.h> 9*bf55cd4fSLadislav Michl #include <config.h> 10*bf55cd4fSLadislav Michl #include <nand.h> 11*bf55cd4fSLadislav Michl #include <onenand_uboot.h> 12*bf55cd4fSLadislav Michl #include <ubispl.h> 13*bf55cd4fSLadislav Michl #include <spl.h> 14*bf55cd4fSLadislav Michl 15*bf55cd4fSLadislav Michl int spl_ubi_load_image(u32 boot_device) 16*bf55cd4fSLadislav Michl { 17*bf55cd4fSLadislav Michl struct image_header *header; 18*bf55cd4fSLadislav Michl struct ubispl_info info; 19*bf55cd4fSLadislav Michl struct ubispl_load volumes[2]; 20*bf55cd4fSLadislav Michl int ret = 1; 21*bf55cd4fSLadislav Michl 22*bf55cd4fSLadislav Michl switch (boot_device) { 23*bf55cd4fSLadislav Michl #ifdef CONFIG_SPL_NAND_SUPPORT 24*bf55cd4fSLadislav Michl case BOOT_DEVICE_NAND: 25*bf55cd4fSLadislav Michl nand_init(); 26*bf55cd4fSLadislav Michl info.read = nand_spl_read_block; 27*bf55cd4fSLadislav Michl info.peb_size = CONFIG_SYS_NAND_BLOCK_SIZE; 28*bf55cd4fSLadislav Michl break; 29*bf55cd4fSLadislav Michl #endif 30*bf55cd4fSLadislav Michl #ifdef CONFIG_SPL_ONENAND_SUPPORT 31*bf55cd4fSLadislav Michl case BOOT_DEVICE_ONENAND: 32*bf55cd4fSLadislav Michl info.read = onenand_spl_read_block; 33*bf55cd4fSLadislav Michl info.peb_size = CONFIG_SYS_ONENAND_BLOCK_SIZE; 34*bf55cd4fSLadislav Michl break; 35*bf55cd4fSLadislav Michl #endif 36*bf55cd4fSLadislav Michl default: 37*bf55cd4fSLadislav Michl goto out; 38*bf55cd4fSLadislav Michl } 39*bf55cd4fSLadislav Michl info.ubi = (struct ubi_scan_info *)CONFIG_SPL_UBI_INFO_ADDR; 40*bf55cd4fSLadislav Michl info.fastmap = 1; 41*bf55cd4fSLadislav Michl 42*bf55cd4fSLadislav Michl info.peb_offset = CONFIG_SPL_UBI_PEB_OFFSET; 43*bf55cd4fSLadislav Michl info.vid_offset = CONFIG_SPL_UBI_VID_OFFSET; 44*bf55cd4fSLadislav Michl info.leb_start = CONFIG_SPL_UBI_LEB_START; 45*bf55cd4fSLadislav Michl info.peb_count = CONFIG_SPL_UBI_MAX_PEBS - info.peb_offset; 46*bf55cd4fSLadislav Michl 47*bf55cd4fSLadislav Michl #ifdef CONFIG_SPL_OS_BOOT 48*bf55cd4fSLadislav Michl if (!spl_start_uboot()) { 49*bf55cd4fSLadislav Michl volumes[0].vol_id = CONFIG_SPL_UBI_LOAD_KERNEL_ID; 50*bf55cd4fSLadislav Michl volumes[0].load_addr = (void *)CONFIG_SYS_LOAD_ADDR; 51*bf55cd4fSLadislav Michl volumes[1].vol_id = CONFIG_SPL_UBI_LOAD_ARGS_ID; 52*bf55cd4fSLadislav Michl volumes[1].load_addr = (void *)CONFIG_SYS_SPL_ARGS_ADDR; 53*bf55cd4fSLadislav Michl 54*bf55cd4fSLadislav Michl ret = ubispl_load_volumes(&info, volumes, 2); 55*bf55cd4fSLadislav Michl if (!ret) { 56*bf55cd4fSLadislav Michl header = (struct image_header *)volumes[0].load_addr; 57*bf55cd4fSLadislav Michl spl_parse_image_header(header); 58*bf55cd4fSLadislav Michl puts("Linux loaded.\n"); 59*bf55cd4fSLadislav Michl goto out; 60*bf55cd4fSLadislav Michl } 61*bf55cd4fSLadislav Michl puts("Loading Linux failed, falling back to U-Boot.\n"); 62*bf55cd4fSLadislav Michl } 63*bf55cd4fSLadislav Michl #endif 64*bf55cd4fSLadislav Michl header = (struct image_header *) 65*bf55cd4fSLadislav Michl (CONFIG_SYS_TEXT_BASE - sizeof(struct image_header)); 66*bf55cd4fSLadislav Michl volumes[0].vol_id = CONFIG_SPL_UBI_LOAD_MONITOR_ID; 67*bf55cd4fSLadislav Michl volumes[0].load_addr = (void *)header; 68*bf55cd4fSLadislav Michl 69*bf55cd4fSLadislav Michl ret = ubispl_load_volumes(&info, volumes, 1); 70*bf55cd4fSLadislav Michl if (!ret) 71*bf55cd4fSLadislav Michl spl_parse_image_header(header); 72*bf55cd4fSLadislav Michl out: 73*bf55cd4fSLadislav Michl #ifdef CONFIG_SPL_NAND_SUPPORT 74*bf55cd4fSLadislav Michl if (boot_device == BOOT_DEVICE_NAND) 75*bf55cd4fSLadislav Michl nand_deselect(); 76*bf55cd4fSLadislav Michl #endif 77*bf55cd4fSLadislav Michl return ret; 78*bf55cd4fSLadislav Michl } 79