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c6x: use common built-in dtb support

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Using the common build support for built-in dtb files just requires
adding a .dtb.o target to obj-y.

The dtb now needs to be copied when unflattened because an init section
is used now.

Cc: Mark Salter <msalter@redhat.com>
Cc: Aurelien Jacquiot <jacquiot.aurelien@gmail.com>
Cc: linux-c6x-dev@linux-c6x.org
Signed-off-by: Rob Herring <robh@kernel.org>
This commit is contained in:
Rob Herring
2018-08-01 15:00:12 -06:00
parent a91c614510
commit be7cd2df1d
5 changed files with 3 additions and 25 deletions
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4
arch/c6x/kernel/setup.c
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@@ -270,7 +270,7 @@ int __init c6x_add_memory(phys_addr_t start, unsigned long size)
notrace void __init machine_init(unsigned long dt_ptr)
{
void *dtb = __va(dt_ptr);
void *fdt = _fdt_start;
void *fdt = __dtb_start;
/* interrupts must be masked */
set_creg(IER, 2);
@@ -363,7 +363,7 @@ void __init setup_arch(char **cmdline_p)
memory_end >> PAGE_SHIFT);
memblock_reserve(memory_start, bootmap_size);
unflatten_device_tree();
unflatten_and_copy_device_tree();
c6x_cache_init();