44 строки
954 B
C
44 строки
954 B
C
/*
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* Copyright (C) 2013 Boris BREZILLON <b.brezillon@overkiz.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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*/
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#include <linux/clk-provider.h>
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#include <linux/clkdev.h>
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#include <linux/clk/at91_pmc.h>
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#include <linux/of.h>
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#include <linux/mfd/syscon.h>
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#include <linux/regmap.h>
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#include <asm/proc-fns.h>
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#include "pmc.h"
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int of_at91_get_clk_range(struct device_node *np, const char *propname,
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struct clk_range *range)
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{
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u32 min, max;
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int ret;
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ret = of_property_read_u32_index(np, propname, 0, &min);
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if (ret)
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return ret;
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ret = of_property_read_u32_index(np, propname, 1, &max);
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if (ret)
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return ret;
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if (range) {
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range->min = min;
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range->max = max;
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}
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return 0;
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}
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EXPORT_SYMBOL_GPL(of_at91_get_clk_range);
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