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author | Ley Foon Tan <lftan@altera.com> | 2014-11-06 07:20:03 (GMT) |
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committer | Ley Foon Tan <lftan@altera.com> | 2014-12-08 04:56:01 (GMT) |
commit | 95acd4c7b69c9b250d901d154390ec4c8b7b51c1 (patch) | |
tree | 2232613144f317f21ccbd3684cd31ee11eb9c2b5 /arch/nios2/platform | |
parent | eea9507a69d637d52705de8703b168bf6bfe5643 (diff) | |
download | linux-95acd4c7b69c9b250d901d154390ec4c8b7b51c1.tar.xz |
nios2: Device tree support
Add device tree support to arch/nios2.
Signed-off-by: Ley Foon Tan <lftan@altera.com>
Diffstat (limited to 'arch/nios2/platform')
-rw-r--r-- | arch/nios2/platform/platform.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/nios2/platform/platform.c b/arch/nios2/platform/platform.c new file mode 100644 index 0000000..d478773 --- /dev/null +++ b/arch/nios2/platform/platform.c @@ -0,0 +1,46 @@ +/* + * Copyright (C) 2013 Altera Corporation + * Copyright (C) 2011 Thomas Chou + * Copyright (C) 2011 Walter Goossens + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. + */ + +#include <linux/init.h> +#include <linux/of_platform.h> +#include <linux/of_address.h> +#include <linux/of_fdt.h> +#include <linux/err.h> +#include <linux/slab.h> +#include <linux/sys_soc.h> +#include <linux/io.h> + +static int __init nios2_soc_device_init(void) +{ + struct soc_device *soc_dev; + struct soc_device_attribute *soc_dev_attr; + const char *machine; + + soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL); + if (soc_dev_attr) { + machine = of_flat_dt_get_machine_name(); + if (machine) + soc_dev_attr->machine = kasprintf(GFP_KERNEL, "%s", + machine); + + soc_dev_attr->family = "Nios II"; + + soc_dev = soc_device_register(soc_dev_attr); + if (IS_ERR(soc_dev)) { + kfree(soc_dev_attr->machine); + kfree(soc_dev_attr); + } + } + + return of_platform_populate(NULL, of_default_bus_match_table, + NULL, NULL); +} + +device_initcall(nios2_soc_device_init); |