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dm: core: Select device tree control correctly for SPL

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Some boards will not use device tree for SPL even with driver model. Add
the logic to support this.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2015-02-27 22:06:41 -07:00
parent 1d76bf226a
commit b2b0d3e712
2 changed files with 18 additions and 6 deletions
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14
drivers/core/root.c
View file

@ -197,13 +197,15 @@ int dm_init_and_scan(bool pre_reloc_only)
debug("dm_scan_platdata() failed: %d\n", ret); debug("dm_scan_platdata() failed: %d\n", ret);
return ret; return ret;
} }
#ifdef CONFIG_OF_CONTROL
ret = dm_scan_fdt(gd->fdt_blob, pre_reloc_only); if (OF_CONTROL) {
if (ret) { ret = dm_scan_fdt(gd->fdt_blob, pre_reloc_only);
debug("dm_scan_fdt() failed: %d\n", ret); if (ret) {
return ret; debug("dm_scan_fdt() failed: %d\n", ret);
return ret;
}
} }
#endif
ret = dm_scan_other(pre_reloc_only); ret = dm_scan_other(pre_reloc_only);
if (ret) if (ret)
return ret; return ret;

10
include/fdtdec.h
View file

@ -41,6 +41,16 @@ struct fdt_memory {
fdt_addr_t end; fdt_addr_t end;
}; };
#ifdef CONFIG_OF_CONTROL
# if defined(CONFIG_SPL_BUILD) && defined(SPL_DISABLE_OF_CONTROL)
# define OF_CONTROL 0
# else
# define OF_CONTROL 1
# endif
#else
# define OF_CONTROL 0
#endif
/* /*
* Information about a resource. start is the first address of the resource * Information about a resource. start is the first address of the resource
* and end is the last address (inclusive). The length of the resource will * and end is the last address (inclusive). The length of the resource will