board/freescale/imx8qm_mek/spl.c

   1 /*
   2  * Copyright 2018 NXP
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <dm.h>
   9 #include <spl.h>
  10 #include <dm/uclass.h>
  11 #include <dm/device.h>
  12 #include <dm/uclass-internal.h>
  13 #include <dm/device-internal.h>
  14 #include <dm/lists.h>
  15
  16 DECLARE_GLOBAL_DATA_PTR;
  17
  18 void spl_board_init(void)
  19 {
  20         struct udevice *dev;
  21         int offset;
  22
  23         uclass_find_first_device(UCLASS_MISC, &dev);
  24
  25         for (; dev; uclass_find_next_device(&dev)) {
  26                 if (device_probe(dev))
  27                         continue;
  28         }
  29
  30         offset = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "nxp,imx8-pd");
  31         while (offset != -FDT_ERR_NOTFOUND) {
  32                 lists_bind_fdt(gd->dm_root, offset_to_ofnode(offset),
  33                                NULL, true);
  34                 offset = fdt_node_offset_by_compatible(gd->fdt_blob, offset,
  35                                                        "nxp,imx8-pd");
  36         }
  37
  38         uclass_find_first_device(UCLASS_POWER_DOMAIN, &dev);
  39
  40         for (; dev; uclass_find_next_device(&dev)) {
  41                 if (device_probe(dev))
  42                         continue;
  43         }
  44
  45         arch_cpu_init();
  46
  47         board_early_init_f();
  48
  49         timer_init();
  50
  51         preloader_console_init();
  52
  53         puts("Normal Boot\n");
  54 }
  55
  56 #ifdef CONFIG_SPL_LOAD_FIT
  57 int board_fit_config_name_match(const char *name)
  58 {
  59         /* Just empty function now - can't decide what to choose */
  60         debug("%s: %s\n", __func__, name);
  61
  62         return 0;
  63 }
  64 #endif
  65
  66 void board_init_f(ulong dummy)
  67 {
  68         /* Clear global data */
  69         memset((void *)gd, 0, sizeof(gd_t));
  70
  71         /* Clear the BSS. */
  72         memset(__bss_start, 0, __bss_end - __bss_start);
  73
  74         board_init_r(NULL, 0);
  75 }