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f26e433185
This patch adds support for common clock framework on Nios2. Clock framework is commonly used in many drivers, and this patch makes it available for the entire architecture, not just on a per-driver basis. Signed-off-by: Beniamin Bia <beniamin.bia@analog.com> Signed-off-by: Dragos Bogdan <dragos.bogdan@analog.com> Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
/*
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* Copyright (C) 2013 Altera Corporation
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* Copyright (C) 2011 Thomas Chou
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* Copyright (C) 2011 Walter Goossens
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file COPYING in the main directory of this
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* archive for more details.
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*/
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#include <linux/init.h>
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#include <linux/of_address.h>
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#include <linux/of_fdt.h>
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#include <linux/err.h>
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#include <linux/slab.h>
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#include <linux/sys_soc.h>
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#include <linux/io.h>
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#include <linux/clk-provider.h>
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static const struct of_device_id clk_match[] __initconst = {
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{ .compatible = "fixed-clock", .data = of_fixed_clk_setup, },
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{}
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};
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static int __init nios2_soc_device_init(void)
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{
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struct soc_device *soc_dev;
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struct soc_device_attribute *soc_dev_attr;
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const char *machine;
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soc_dev_attr = kzalloc(sizeof(*soc_dev_attr), GFP_KERNEL);
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if (soc_dev_attr) {
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machine = of_flat_dt_get_machine_name();
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if (machine)
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soc_dev_attr->machine = kasprintf(GFP_KERNEL, "%s",
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machine);
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soc_dev_attr->family = "Nios II";
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soc_dev = soc_device_register(soc_dev_attr);
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if (IS_ERR(soc_dev)) {
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kfree(soc_dev_attr->machine);
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kfree(soc_dev_attr);
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}
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}
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of_clk_init(clk_match);
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return 0;
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}
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device_initcall(nios2_soc_device_init);
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