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| author | Rob Herring <rob.herring@calxeda.com> | 2013-08-26 10:12:22 -0500 |
|---|---|---|
| committer | Rob Herring <rob.herring@calxeda.com> | 2013-10-09 11:38:08 -0500 |
| commit | ad81fcb53033be98ab29c6cfb6ef0249a8e2ffaa (patch) | |
| tree | 80d9822cd3f3ab809bea26535c0a9d6243ede8de | |
| parent | 0288ffcbfdf9b8656e7320c24caa1e4c1d498287 (diff) | |
| download | blackbird-op-linux-ad81fcb53033be98ab29c6cfb6ef0249a8e2ffaa.tar.gz blackbird-op-linux-ad81fcb53033be98ab29c6cfb6ef0249a8e2ffaa.zip | |
arc: use early_init_dt_scan
Convert arc to use new early_init_dt_scan function.
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Vineet Gupta <vgupta@synopsys.com>
| -rw-r--r-- | arch/arc/kernel/devtree.c | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/arch/arc/kernel/devtree.c b/arch/arc/kernel/devtree.c index eeb613aa44ff..1ab6f3569f60 100644 --- a/arch/arc/kernel/devtree.c +++ b/arch/arc/kernel/devtree.c @@ -27,7 +27,6 @@ */ struct machine_desc * __init setup_machine_fdt(void *dt) { - struct boot_param_header *devtree = dt; struct machine_desc *mdesc = NULL, *mdesc_best = NULL; unsigned int score, mdesc_score = ~1; unsigned long dt_root; @@ -36,11 +35,9 @@ struct machine_desc * __init setup_machine_fdt(void *dt) char manufacturer[16]; unsigned long len; - /* check device tree validity */ - if (be32_to_cpu(devtree->magic) != OF_DT_HEADER) + if (!early_init_dt_scan(dt)) return NULL; - initial_boot_params = devtree; dt_root = of_get_flat_dt_root(); /* @@ -85,15 +82,6 @@ struct machine_desc * __init setup_machine_fdt(void *dt) pr_info("Board \"%s\" from %s (Manufacturer)\n", model, manufacturer); - /* Retrieve various information from the /chosen node */ - of_scan_flat_dt(early_init_dt_scan_chosen, boot_command_line); - - /* Initialize {size,address}-cells info */ - of_scan_flat_dt(early_init_dt_scan_root, NULL); - - /* Setup memory, calling early_init_dt_add_memory_arch */ - of_scan_flat_dt(early_init_dt_scan_memory, NULL); - clk = of_get_flat_dt_prop(dt_root, "clock-frequency", &len); if (clk) arc_set_core_freq(of_read_ulong(clk, len/4)); |
