LXR linux/arch/nios2/platform/platform.c

   1/*
   2 * Copyright (C) 2013 Altera Corporation
   3 * Copyright (C) 2011 Thomas Chou
   4 * Copyright (C) 2011 Walter Goossens
   5 *
   6 * This file is subject to the terms and conditions of the GNU General
   7 * Public License. See the file COPYING in the main directory of this
   8 * archive for more details.
   9 */
  10
  11#include <linux/init.h>
  12#include <linux/of_address.h>
  13#include <linux/of_fdt.h>
  14#include <linux/err.h>
  15#include <linux/slab.h>
  16#include <linux/sys_soc.h>
  17#include <linux/io.h>
  18#include <linux/clk-provider.h>
  19
  20static const struct of_device_id clk_match[] __initconst = {
  21        { .compatible = "fixed-clock", .data = of_fixed_clk_setup, },
  22        {}
  23};
  24
  25static int __init nios2_soc_device_init(void)
  26{
  27        struct soc_device *soc_dev;
  28        struct soc_device_attribute *soc_dev_attr;
  29        const char *machine;
  30
  31        soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL);
  32        if (soc_dev_attr) {
  33                machine = of_flat_dt_get_machine_name();
  34                if (machine)
  35                        soc_dev_attr->machine = kasprintf(GFP_KERNEL, "%s",
  36                                                machine);
  37
  38                soc_dev_attr->family = "Nios II";
  39
  40                soc_dev = soc_device_register(soc_dev_attr);
  41                if (IS_ERR(soc_dev)) {
  42                        kfree(soc_dev_attr->machine);
  43                        kfree(soc_dev_attr);
  44                }
  45        }
  46
  47        of_clk_init(clk_match);
  48
  49        return 0;
  50}
  51
  52device_initcall(nios2_soc_device_init);
  53