Source of fdt.c - linux-imx - PHYTEC BitBucket (Stash)

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int __init __weak early_init_dt_reserve_memory_arch(phys_addr_t base,
                    phys_addr_t size, bool nomap)
{
    if (nomap)
        return memblock_remove(base, size);
    return memblock_reserve(base, size);
}
​
static void * __init early_init_dt_alloc_memory_arch(u64 size, u64 align)
{
    return memblock_alloc(size, align);
    void *ptr = memblock_alloc(size, align);
​
    if (!ptr)
        panic("%s: Failed to allocate %llu bytes align=0x%llx\n",
              __func__, size, align);
​
    return ptr;
}
​
bool __init early_init_dt_verify(void *params)
{
    if (!params)
        return false;
​
    /* check device tree validity */
    if (fdt_check_header(params))
        return false;