/*
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* Copyright (c) 2020 Rockchip Electronics Co., Ltd
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <blk.h>
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#include <boot_rkimg.h>
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#include <dm.h>
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#include <errno.h>
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#include <image.h>
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#include <malloc.h>
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#include <mtd_blk.h>
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#include <part.h>
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#include <spl.h>
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#include <spl_ab.h>
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#include <spl_rkfw.h>
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#include <asm/u-boot.h>
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#include <dm/device-internal.h>
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#include <linux/compiler.h>
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static struct blk_desc *find_rknand_device(int dev_num)
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{
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struct udevice *dev;
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struct blk_desc *desc;
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int ret;
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ret = blk_find_device(IF_TYPE_RKNAND, dev_num, &dev);
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if (ret)
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return NULL;
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ret = device_probe(dev);
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if (ret) {
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debug("RKNAND Device %d not found\n", dev_num);
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return NULL;
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}
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desc = dev_get_uclass_platdata(dev);
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if (!desc)
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return NULL;
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return desc;
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}
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static ulong h_spl_load_read(struct spl_load_info *load, ulong sector,
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ulong count, void *buf)
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{
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return blk_dread(load->dev, sector, count, buf);
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}
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static int spl_rknand_load_image(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev)
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{
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lbaint_t image_sector = CONFIG_RKNAND_BLK_U_BOOT_OFFS;
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struct image_header *header;
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struct spl_load_info load;
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struct blk_desc *desc;
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int ret = -1;
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desc = find_rknand_device(0);
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if (!desc)
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return -ENODEV;
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load.dev = desc;
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load.priv = NULL;
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load.filename = NULL;
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load.bl_len = desc->blksz;
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load.read = h_spl_load_read;
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#ifdef CONFIG_SPL_LIBDISK_SUPPORT
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disk_partition_t info;
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ret = part_get_info_by_name(desc, PART_UBOOT, &info);
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if (ret > 0)
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image_sector = info.start;
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#endif
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if (IS_ENABLED(CONFIG_SPL_LOAD_FIT)) {
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header = (struct image_header *)(CONFIG_SYS_TEXT_BASE -
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sizeof(struct image_header));
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ret = blk_dread(desc, image_sector, 1, header);
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if (ret != 1)
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return -ENODEV;
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#ifdef CONFIG_SPL_FIT_IMAGE_MULTIPLE
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if (image_get_magic(header) == FDT_MAGIC ||
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CONFIG_SPL_FIT_IMAGE_MULTIPLE > 1) {
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#else
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if (image_get_magic(header) == FDT_MAGIC) {
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#endif
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ret = spl_load_simple_fit(spl_image, &load,
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image_sector,
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header);
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}
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}
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if (!ret)
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return 0;
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#ifdef CONFIG_SPL_LOAD_RKFW
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ret = spl_load_rkfw_image(spl_image, &load);
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#endif
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return ret;
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}
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SPL_LOAD_IMAGE_METHOD("RKNAND", 0, BOOT_DEVICE_RKNAND, spl_rknand_load_image);
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