linux-zen-server/drivers/net/wireless/mediatek/mt76/mt7603/soc.c

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2023-08-30 17:53:23 +02:00
// SPDX-License-Identifier: ISC
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include "mt7603.h"
static int
mt76_wmac_probe(struct platform_device *pdev)
{
struct mt7603_dev *dev;
void __iomem *mem_base;
struct mt76_dev *mdev;
int irq;
int ret;
irq = platform_get_irq(pdev, 0);
if (irq < 0)
return irq;
mem_base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(mem_base))
return PTR_ERR(mem_base);
mdev = mt76_alloc_device(&pdev->dev, sizeof(*dev), &mt7603_ops,
&mt7603_drv_ops);
if (!mdev)
return -ENOMEM;
dev = container_of(mdev, struct mt7603_dev, mt76);
mt76_mmio_init(mdev, mem_base);
mdev->rev = (mt76_rr(dev, MT_HW_CHIPID) << 16) |
(mt76_rr(dev, MT_HW_REV) & 0xff);
dev_info(mdev->dev, "ASIC revision: %04x\n", mdev->rev);
mt76_wr(dev, MT_INT_MASK_CSR, 0);
ret = devm_request_irq(mdev->dev, irq, mt7603_irq_handler,
IRQF_SHARED, KBUILD_MODNAME, dev);
if (ret)
goto error;
ret = mt7603_register_device(dev);
if (ret)
goto error;
return 0;
error:
ieee80211_free_hw(mt76_hw(dev));
return ret;
}
static int
mt76_wmac_remove(struct platform_device *pdev)
{
struct mt76_dev *mdev = platform_get_drvdata(pdev);
struct mt7603_dev *dev = container_of(mdev, struct mt7603_dev, mt76);
mt7603_unregister_device(dev);
return 0;
}
static const struct of_device_id of_wmac_match[] = {
{ .compatible = "mediatek,mt7628-wmac" },
{},
};
MODULE_DEVICE_TABLE(of, of_wmac_match);
MODULE_FIRMWARE(MT7628_FIRMWARE_E1);
MODULE_FIRMWARE(MT7628_FIRMWARE_E2);
struct platform_driver mt76_wmac_driver = {
.probe = mt76_wmac_probe,
.remove = mt76_wmac_remove,
.driver = {
.name = "mt76_wmac",
.of_match_table = of_wmac_match,
},
};