xref: /openbmc/u-boot/drivers/nvme/nvme-uclass.c (revision 83d290c56fab2d38cd1ab4c4cc7099559c1d5046)
1  // SPDX-License-Identifier: GPL-2.0+
2  /*
3   * Copyright (C) 2017 NXP Semiconductors
4   * Copyright (C) 2017 Bin Meng <bmeng.cn@gmail.com>
5   */
6  
7  #include <common.h>
8  #include <errno.h>
9  #include <dm.h>
10  #include <dm/device.h>
11  #include "nvme.h"
12  
nvme_uclass_post_probe(struct udevice * udev)13  static int nvme_uclass_post_probe(struct udevice *udev)
14  {
15  	char name[20];
16  	struct udevice *ns_udev;
17  	int i, ret;
18  	struct nvme_dev *ndev = dev_get_priv(udev);
19  
20  	/* Create a blk device for each namespace */
21  	for (i = 0; i < ndev->nn; i++) {
22  		/*
23  		 * Encode the namespace id to the device name so that
24  		 * we can extract it when doing the probe.
25  		 */
26  		sprintf(name, "blk#%d", i);
27  
28  		/* The real blksz and size will be set by nvme_blk_probe() */
29  		ret = blk_create_devicef(udev, "nvme-blk", name, IF_TYPE_NVME,
30  					 -1, 512, 0, &ns_udev);
31  		if (ret)
32  			return ret;
33  	}
34  
35  	return 0;
36  }
37  
38  UCLASS_DRIVER(nvme) = {
39  	.name	= "nvme",
40  	.id	= UCLASS_NVME,
41  	.post_probe = nvme_uclass_post_probe,
42  };
43