1 // SPDX-License-Identifier: ISC
2 /* Copyright (C) 2019 MediaTek Inc.
3 *
4 * Author: Ryder Lee <ryder.lee@mediatek.com>
5 * Felix Fietkau <nbd@nbd.name>
6 */
7
8 #include <linux/kernel.h>
9 #include <linux/module.h>
10 #include <linux/platform_device.h>
11 #include <linux/regmap.h>
12 #include <linux/mfd/syscon.h>
13 #include <linux/of.h>
14 #include "mt7615.h"
15
mt7622_wmac_init(struct mt7615_dev * dev)16 int mt7622_wmac_init(struct mt7615_dev *dev)
17 {
18 struct device_node *np = dev->mt76.dev->of_node;
19
20 if (!is_mt7622(&dev->mt76))
21 return 0;
22
23 dev->infracfg = syscon_regmap_lookup_by_phandle(np, "mediatek,infracfg");
24 if (IS_ERR(dev->infracfg)) {
25 dev_err(dev->mt76.dev, "Cannot find infracfg controller\n");
26 return PTR_ERR(dev->infracfg);
27 }
28
29 return 0;
30 }
31
mt7622_wmac_probe(struct platform_device * pdev)32 static int mt7622_wmac_probe(struct platform_device *pdev)
33 {
34 void __iomem *mem_base;
35 int irq;
36
37 irq = platform_get_irq(pdev, 0);
38 if (irq < 0)
39 return irq;
40
41 mem_base = devm_platform_get_and_ioremap_resource(pdev, 0, NULL);
42 if (IS_ERR(mem_base))
43 return PTR_ERR(mem_base);
44
45 return mt7615_mmio_probe(&pdev->dev, mem_base, irq, mt7615e_reg_map);
46 }
47
mt7622_wmac_remove(struct platform_device * pdev)48 static int mt7622_wmac_remove(struct platform_device *pdev)
49 {
50 struct mt7615_dev *dev = platform_get_drvdata(pdev);
51
52 mt7615_unregister_device(dev);
53
54 return 0;
55 }
56
57 static const struct of_device_id mt7622_wmac_of_match[] = {
58 { .compatible = "mediatek,mt7622-wmac" },
59 {},
60 };
61
62 struct platform_driver mt7622_wmac_driver = {
63 .driver = {
64 .name = "mt7622-wmac",
65 .of_match_table = mt7622_wmac_of_match,
66 },
67 .probe = mt7622_wmac_probe,
68 .remove = mt7622_wmac_remove,
69 };
70
71 MODULE_FIRMWARE(MT7622_FIRMWARE_N9);
72 MODULE_FIRMWARE(MT7622_ROM_PATCH);
73