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 16int 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 32static int mt7622_wmac_probe(struct platform_device *pdev) 33{ 34 struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 35 void __iomem *mem_base; 36 int irq; 37 38 irq = platform_get_irq(pdev, 0); 39 if (irq < 0) 40 return irq; 41 42 mem_base = devm_ioremap_resource(&pdev->dev, res); 43 if (IS_ERR(mem_base)) { 44 dev_err(&pdev->dev, "Failed to get memory resource\n"); 45 return PTR_ERR(mem_base); 46 } 47 48 return mt7615_mmio_probe(&pdev->dev, mem_base, irq, mt7615e_reg_map); 49} 50 51static int mt7622_wmac_remove(struct platform_device *pdev) 52{ 53 struct mt7615_dev *dev = platform_get_drvdata(pdev); 54 55 mt7615_unregister_device(dev); 56 57 return 0; 58} 59 60static const struct of_device_id mt7622_wmac_of_match[] = { 61 { .compatible = "mediatek,mt7622-wmac" }, 62 {}, 63}; 64 65struct platform_driver mt7622_wmac_driver = { 66 .driver = { 67 .name = "mt7622-wmac", 68 .of_match_table = mt7622_wmac_of_match, 69 }, 70 .probe = mt7622_wmac_probe, 71 .remove = mt7622_wmac_remove, 72}; 73 74MODULE_FIRMWARE(MT7622_FIRMWARE_N9); 75MODULE_FIRMWARE(MT7622_ROM_PATCH); 76