1 | /* |
2 | * Generic DWMAC platform driver |
3 | * |
4 | * Copyright (C) 2007-2011 STMicroelectronics Ltd |
5 | * Copyright (C) 2015 Joachim Eastwood <manabian@gmail.com> |
6 | * |
7 | * This file is licensed under the terms of the GNU General Public |
8 | * License version 2. This program is licensed "as is" without any |
9 | * warranty of any kind, whether express or implied. |
10 | */ |
11 | |
12 | #include <linux/module.h> |
13 | #include <linux/of.h> |
14 | #include <linux/platform_device.h> |
15 | |
16 | #include "stmmac.h" |
17 | #include "stmmac_platform.h" |
18 | |
19 | static int dwmac_generic_probe(struct platform_device *pdev) |
20 | { |
21 | struct plat_stmmacenet_data *plat_dat; |
22 | struct stmmac_resources stmmac_res; |
23 | int ret; |
24 | |
25 | ret = stmmac_get_platform_resources(pdev, stmmac_res: &stmmac_res); |
26 | if (ret) |
27 | return ret; |
28 | |
29 | if (pdev->dev.of_node) { |
30 | plat_dat = devm_stmmac_probe_config_dt(pdev, mac: stmmac_res.mac); |
31 | if (IS_ERR(ptr: plat_dat)) { |
32 | dev_err(&pdev->dev, "dt configuration failed\n" ); |
33 | return PTR_ERR(ptr: plat_dat); |
34 | } |
35 | } else { |
36 | plat_dat = dev_get_platdata(dev: &pdev->dev); |
37 | if (!plat_dat) { |
38 | dev_err(&pdev->dev, "no platform data provided\n" ); |
39 | return -EINVAL; |
40 | } |
41 | |
42 | /* Set default value for multicast hash bins */ |
43 | plat_dat->multicast_filter_bins = HASH_TABLE_SIZE; |
44 | |
45 | /* Set default value for unicast filter entries */ |
46 | plat_dat->unicast_filter_entries = 1; |
47 | } |
48 | |
49 | return devm_stmmac_pltfr_probe(pdev, plat: plat_dat, res: &stmmac_res); |
50 | } |
51 | |
52 | static const struct of_device_id dwmac_generic_match[] = { |
53 | { .compatible = "st,spear600-gmac" }, |
54 | { .compatible = "snps,dwmac-3.40a" }, |
55 | { .compatible = "snps,dwmac-3.50a" }, |
56 | { .compatible = "snps,dwmac-3.610" }, |
57 | { .compatible = "snps,dwmac-3.70a" }, |
58 | { .compatible = "snps,dwmac-3.710" }, |
59 | { .compatible = "snps,dwmac-4.00" }, |
60 | { .compatible = "snps,dwmac-4.10a" }, |
61 | { .compatible = "snps,dwmac" }, |
62 | { .compatible = "snps,dwxgmac-2.10" }, |
63 | { .compatible = "snps,dwxgmac" }, |
64 | { } |
65 | }; |
66 | MODULE_DEVICE_TABLE(of, dwmac_generic_match); |
67 | |
68 | static struct platform_driver dwmac_generic_driver = { |
69 | .probe = dwmac_generic_probe, |
70 | .driver = { |
71 | .name = STMMAC_RESOURCE_NAME, |
72 | .pm = &stmmac_pltfr_pm_ops, |
73 | .of_match_table = dwmac_generic_match, |
74 | }, |
75 | }; |
76 | module_platform_driver(dwmac_generic_driver); |
77 | |
78 | MODULE_DESCRIPTION("Generic dwmac driver" ); |
79 | MODULE_LICENSE("GPL v2" ); |
80 | |