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// SPDX-License-Identifier: GPL-2.0-only
#include <linux/module.h>
#include <linux/of_platform.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/reset.h>
#include <net/dsa.h>
#include "mt7530.h"
static const struct of_device_id mt7988_of_match[] = {
{ .compatible = "mediatek,mt7988-switch", .data = &mt753x_table[ID_MT7988], },
{ /* sentinel */ },
};
MODULE_DEVICE_TABLE(of, mt7988_of_match);
static int
mt7988_probe(struct platform_device *pdev)
{
static struct regmap_config *sw_regmap_config;
struct mt7530_priv *priv;
void __iomem *base_addr;
int ret;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
priv->bus = NULL;
priv->dev = &pdev->dev;
ret = mt7530_probe_common(priv);
if (ret)
return ret;
priv->rstc = devm_reset_control_get(&pdev->dev, NULL);
if (IS_ERR(priv->rstc)) {
dev_err(&pdev->dev, "Couldn't get our reset line\n");
return PTR_ERR(priv->rstc);
}
base_addr = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(base_addr)) {
dev_err(&pdev->dev, "cannot request I/O memory space\n");
return -ENXIO;
}
sw_regmap_config = devm_kzalloc(&pdev->dev, sizeof(*sw_regmap_config), GFP_KERNEL);
if (!sw_regmap_config)
return -ENOMEM;
sw_regmap_config->name = "switch";
sw_regmap_config->reg_bits = 16;
sw_regmap_config->val_bits = 32;
sw_regmap_config->reg_stride = 4;
sw_regmap_config->max_register = MT7530_CREV;
priv->regmap = devm_regmap_init_mmio(&pdev->dev, base_addr, sw_regmap_config);
if (IS_ERR(priv->regmap))
return PTR_ERR(priv->regmap);
return dsa_register_switch(priv->ds);
}
static int
mt7988_remove(struct platform_device *pdev)
{
struct mt7530_priv *priv = platform_get_drvdata(pdev);
if (priv)
mt7530_remove_common(priv);
return 0;
}
static void mt7988_shutdown(struct platform_device *pdev)
{
struct mt7530_priv *priv = platform_get_drvdata(pdev);
if (!priv)
return;
dsa_switch_shutdown(priv->ds);
dev_set_drvdata(&pdev->dev, NULL);
}
static struct platform_driver mt7988_platform_driver = {
.probe = mt7988_probe,
.remove = mt7988_remove,
.shutdown = mt7988_shutdown,
.driver = {
.name = "mt7530-mmio",
.of_match_table = mt7988_of_match,
},
};
module_platform_driver(mt7988_platform_driver);
MODULE_AUTHOR("Daniel Golle <daniel@makrotopia.org>");
MODULE_DESCRIPTION("Driver for Mediatek MT7530 Switch (MMIO)");
MODULE_LICENSE("GPL");
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