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author | Greentime Hu <greentime@andestech.com> | 2017-10-25 14:46:21 +0800 |
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committer | Greentime Hu <greentime@andestech.com> | 2018-02-22 10:44:34 +0800 |
commit | beebdeaa1d39125ef5a38818024e93b365621a3b (patch) | |
tree | 06555b1ada087790b3ae25b7946e5ffa54b09b7e /arch/nds32/kernel | |
parent | e2f8b5c028f3eb81ed0507ed1a3b05ec6013ce56 (diff) | |
download | linux-beebdeaa1d39125ef5a38818024e93b365621a3b.tar.bz2 |
nds32: Device tree support
This patch adds support for device tree.
Signed-off-by: Vincent Chen <vincentc@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/nds32/kernel')
-rw-r--r-- | arch/nds32/kernel/devtree.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/nds32/kernel/devtree.c b/arch/nds32/kernel/devtree.c new file mode 100644 index 000000000000..bdce0fe5af9f --- /dev/null +++ b/arch/nds32/kernel/devtree.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (C) 2005-2017 Andes Technology Corporation + +#include <linux/bug.h> +#include <linux/printk.h> +#include <linux/of_fdt.h> + +void __init early_init_devtree(void *params) +{ + if (!params || !early_init_dt_scan(params)) { + pr_crit("\n" + "Error: invalid device tree blob at (virtual address 0x%p)\n" + "\nPlease check your bootloader.", params); + + BUG_ON(1); + } + + dump_stack_set_arch_desc("%s (DT)", of_flat_dt_get_machine_name()); +} |