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Merge branch 'master' of git://git.denx.de/u-boot-arm
[karo-tx-uboot.git] / drivers / serial / serial_dw.c
1 /*
2  * Copyright (c) 2014 Google, Inc
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <dm.h>
9 #include <ns16550.h>
10 #include <serial.h>
11
12 static const struct udevice_id dw_serial_ids[] = {
13         { .compatible = "snps,dw-apb-uart" },
14         { }
15 };
16
17 static int dw_serial_ofdata_to_platdata(struct udevice *dev)
18 {
19         struct ns16550_platdata *plat = dev_get_platdata(dev);
20         int ret;
21
22         ret = ns16550_serial_ofdata_to_platdata(dev);
23         if (ret)
24                 return ret;
25         plat->clock = CONFIG_SYS_NS16550_CLK;
26
27         return 0;
28 }
29
30 U_BOOT_DRIVER(serial_ns16550) = {
31         .name   = "serial_dw",
32         .id     = UCLASS_SERIAL,
33         .of_match = dw_serial_ids,
34         .ofdata_to_platdata = dw_serial_ofdata_to_platdata,
35         .platdata_auto_alloc_size = sizeof(struct ns16550_platdata),
36         .priv_auto_alloc_size = sizeof(struct NS16550),
37         .probe = ns16550_serial_probe,
38         .ops    = &ns16550_serial_ops,
39 };