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author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-09-03 09:26:33 +0300 |
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committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2012-09-03 09:26:33 +0300 |
commit | c50e86ce7c2961a41f2f7aa6e4fd6c99229ba205 (patch) | |
tree | 4ea36009719bd8fc523239fe1bdccb90f0dce3ae /arch/mips/netlogic/xlp/of.c | |
parent | 14d33d384693eb6083396199de516fdef320f7af (diff) | |
parent | 4cbe5a555fa58a79b6ecbb6c531b8bab0650778d (diff) |
Merge tag 'v3.6-rc4'
Merge 3.6-rc4 to get latest OMAP and device tree fixes.
Diffstat (limited to 'arch/mips/netlogic/xlp/of.c')
-rw-r--r-- | arch/mips/netlogic/xlp/of.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/arch/mips/netlogic/xlp/of.c b/arch/mips/netlogic/xlp/of.c new file mode 100644 index 00000000000..8e3921c0c20 --- /dev/null +++ b/arch/mips/netlogic/xlp/of.c @@ -0,0 +1,34 @@ +#include <linux/bootmem.h> +#include <linux/init.h> +#include <linux/io.h> +#include <linux/of_fdt.h> +#include <asm/byteorder.h> + +static int __init reserve_mem_mach(unsigned long addr, unsigned long size) +{ + return reserve_bootmem(addr, size, BOOTMEM_DEFAULT); +} + +void __init free_mem_mach(unsigned long addr, unsigned long size) +{ + return free_bootmem(addr, size); +} + +void __init device_tree_init(void) +{ + unsigned long base, size; + + if (!initial_boot_params) + return; + + base = virt_to_phys((void *)initial_boot_params); + size = be32_to_cpu(initial_boot_params->totalsize); + + /* Before we do anything, lets reserve the dt blob */ + reserve_mem_mach(base, size); + + unflatten_device_tree(); + + /* free the space reserved for the dt blob */ + free_mem_mach(base, size); +} |