forked from Minki/linux
33c0259092
Clock drivers for Armada AP and Armada CP use the same function to generate unique clock name. A third drivers is coming with the same need, so it's time to move this function in a common file. Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com> Link: https://lkml.kernel.org/r/20190710134346.30239-3-gregory.clement@bootlin.com Signed-off-by: Stephen Boyd <sboyd@kernel.org>
31 lines
658 B
C
31 lines
658 B
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Marvell Armada AP and CP110 helper
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*
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* Copyright (C) 2018 Marvell
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*
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* Gregory Clement <gregory.clement@bootlin.com>
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*
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*/
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#include "armada_ap_cp_helper.h"
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#include <linux/device.h>
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#include <linux/of.h>
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#include <linux/of_address.h>
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char *ap_cp_unique_name(struct device *dev, struct device_node *np,
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const char *name)
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{
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const __be32 *reg;
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u64 addr;
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/* Do not create a name if there is no clock */
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if (!name)
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return NULL;
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reg = of_get_property(np, "reg", NULL);
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addr = of_translate_address(np, reg);
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return devm_kasprintf(dev, GFP_KERNEL, "%llx-%s",
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(unsigned long long)addr, name);
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}
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