1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Marvell Armada AP and CP110 helper
4 *
5 * Copyright (C) 2018 Marvell
6 *
7 * Gregory Clement <gregory.clement@bootlin.com>
8 *
9 */
10
11 #include "armada_ap_cp_helper.h"
12 #include <linux/device.h>
13 #include <linux/of.h>
14 #include <linux/of_address.h>
15
ap_cp_unique_name(struct device * dev,struct device_node * np,const char * name)16 char *ap_cp_unique_name(struct device *dev, struct device_node *np,
17 const char *name)
18 {
19 struct resource res;
20
21 /* Do not create a name if there is no clock */
22 if (!name)
23 return NULL;
24
25 of_address_to_resource(np, 0, &res);
26 return devm_kasprintf(dev, GFP_KERNEL, "%llx-%s",
27 (unsigned long long)res.start, name);
28 }
29