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sunxi: Enable eMMC on Libre Computer Board ALL-H3-CC boards
[u-boot] / drivers / ata / ahci_mvebu.c
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (C) 2016 Stefan Roese <sr@denx.de>
4  */
5
6 #include <common.h>
7 #include <ahci.h>
8 #include <dm.h>
9
10 /*
11  * Dummy implementation that can be overwritten by a board
12  * specific function
13  */
14 __weak int board_ahci_enable(void)
15 {
16         return 0;
17 }
18
19 static int mvebu_ahci_bind(struct udevice *dev)
20 {
21         struct udevice *scsi_dev;
22         int ret;
23
24         ret = ahci_bind_scsi(dev, &scsi_dev);
25         if (ret) {
26                 debug("%s: Failed to bind (err=%d\n)", __func__, ret);
27                 return ret;
28         }
29
30         return 0;
31 }
32
33 static int mvebu_ahci_probe(struct udevice *dev)
34 {
35         /*
36          * Board specific SATA / AHCI enable code, e.g. enable the
37          * AHCI power or deassert reset
38          */
39         board_ahci_enable();
40
41         ahci_probe_scsi(dev, (ulong)devfdt_get_addr_ptr(dev));
42
43         return 0;
44 }
45
46 static const struct udevice_id mvebu_ahci_ids[] = {
47         { .compatible = "marvell,armada-3700-ahci" },
48         { .compatible = "marvell,armada-8k-ahci" },
49         { }
50 };
51
52 U_BOOT_DRIVER(ahci_mvebu_drv) = {
53         .name           = "ahci_mvebu",
54         .id             = UCLASS_AHCI,
55         .of_match       = mvebu_ahci_ids,
56         .bind           = mvebu_ahci_bind,
57         .probe          = mvebu_ahci_probe,
58 };