]> Git Repo - J-u-boot.git/blob - drivers/core/util.c
dm: core: Show device sequence instead in dm_dump_tree()
[J-u-boot.git] / drivers / core / util.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2013 Google, Inc
4  */
5
6 #include <vsprintf.h>
7 #include <dm/device.h>
8 #include <dm/ofnode.h>
9 #include <dm/read.h>
10 #include <dm/util.h>
11 #include <linux/libfdt.h>
12 #include <linux/list.h>
13
14 #if CONFIG_IS_ENABLED(OF_REAL)
15 int pci_get_devfn(struct udevice *dev)
16 {
17         struct fdt_pci_addr addr;
18         int ret;
19
20         /* Extract the devfn from fdt_pci_addr */
21         ret = ofnode_read_pci_addr(dev_ofnode(dev), FDT_PCI_SPACE_CONFIG,
22                                    "reg", &addr, NULL);
23         if (ret) {
24                 if (ret != -ENOENT)
25                         return -EINVAL;
26         }
27
28         return addr.phys_hi & 0xff00;
29 }
30 #endif
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