1 // SPDX-License-Identifier: GPL-2.0-only
63 		.compatible = "brcm,ns-ax-usb3-phy",
67 		.compatible = "brcm,ns-bx-usb3-phy",
77 	return usb3->phy_write(usb3, reg, value);  in bcm_ns_usb3_mdio_phy_write()
103 	writel(0, usb3->dmp + BCMA_RESET_CTL);  in bcm_ns_usb3_phy_init_ns_bx()
105 	/* PLL frequency monitor enable */  in bcm_ns_usb3_phy_init_ns_bx()
122 	/* Enabling SSC */  in bcm_ns_usb3_phy_init_ns_bx()
144 	/* Enable SSC */  in bcm_ns_usb3_phy_init_ns_ax()
153 	writel(0, usb3->dmp + BCMA_RESET_CTL);  in bcm_ns_usb3_phy_init_ns_ax()
164 	writel(BCMA_RESET_CTL_RESET, usb3->dmp + BCMA_RESET_CTL);  in bcm_ns_usb3_phy_init()
166 	switch (usb3->family) {  in bcm_ns_usb3_phy_init()
175 		err = -ENOTSUPP;  in bcm_ns_usb3_phy_init()
193 	struct mdio_device *mdiodev = usb3->mdiodev;  in bcm_ns_usb3_mdiodev_phy_write()
195 	return mdiobus_write(mdiodev->bus, mdiodev->addr, reg, value);  in bcm_ns_usb3_mdiodev_phy_write()
200 	struct device *dev = &mdiodev->dev;  in bcm_ns_usb3_mdio_probe()
210 		return -ENOMEM;  in bcm_ns_usb3_mdio_probe()
212 	usb3->dev = dev;  in bcm_ns_usb3_mdio_probe()
213 	usb3->mdiodev = mdiodev;  in bcm_ns_usb3_mdio_probe()
217 		return -EINVAL;  in bcm_ns_usb3_mdio_probe()
218 	usb3->family = (enum bcm_ns_family)of_id->data;  in bcm_ns_usb3_mdio_probe()
220 	syscon_np = of_parse_phandle(dev->of_node, "usb3-dmp-syscon", 0);  in bcm_ns_usb3_mdio_probe()
226 	usb3->dmp = devm_ioremap_resource(dev, &res);  in bcm_ns_usb3_mdio_probe()
227 	if (IS_ERR(usb3->dmp)) {  in bcm_ns_usb3_mdio_probe()
229 		return PTR_ERR(usb3->dmp);  in bcm_ns_usb3_mdio_probe()
232 	usb3->phy_write = bcm_ns_usb3_mdiodev_phy_write;  in bcm_ns_usb3_mdio_probe()
234 	usb3->phy = devm_phy_create(dev, NULL, &ops);  in bcm_ns_usb3_mdio_probe()
235 	if (IS_ERR(usb3->phy)) {  in bcm_ns_usb3_mdio_probe()
237 		return PTR_ERR(usb3->phy);  in bcm_ns_usb3_mdio_probe()
240 	phy_set_drvdata(usb3->phy, usb3);  in bcm_ns_usb3_mdio_probe()
270 		dev_err(usb3->dev, "Timeout waiting for register %p\n", addr);  in bcm_ns_usb3_wait_reg()
277 	return bcm_ns_usb3_wait_reg(usb3, usb3->ccb_mii + BCMA_CCB_MII_MNG_CTL,  in bcm_ns_usb3_mii_mng_wait_idle()
290 		dev_err(usb3->dev, "Couldn't write 0x%08x value\n", value);  in bcm_ns_usb3_platform_phy_write()
298 	writel(tmp, usb3->ccb_mii + BCMA_CCB_MII_MNG_CMD_DATA);  in bcm_ns_usb3_platform_phy_write()
305 	struct device *dev = &pdev->dev;  in bcm_ns_usb3_probe()
313 		return -ENOMEM;  in bcm_ns_usb3_probe()
315 	usb3->dev = dev;  in bcm_ns_usb3_probe()
319 		return -EINVAL;  in bcm_ns_usb3_probe()
320 	usb3->family = (enum bcm_ns_family)of_id->data;  in bcm_ns_usb3_probe()
323 	usb3->dmp = devm_ioremap_resource(dev, res);  in bcm_ns_usb3_probe()
324 	if (IS_ERR(usb3->dmp)) {  in bcm_ns_usb3_probe()
326 		return PTR_ERR(usb3->dmp);  in bcm_ns_usb3_probe()
329 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "ccb-mii");  in bcm_ns_usb3_probe()
330 	usb3->ccb_mii = devm_ioremap_resource(dev, res);  in bcm_ns_usb3_probe()
331 	if (IS_ERR(usb3->ccb_mii)) {  in bcm_ns_usb3_probe()
333 		return PTR_ERR(usb3->ccb_mii);  in bcm_ns_usb3_probe()
336 	/* Enable MDIO. Setting MDCDIV as 26  */  in bcm_ns_usb3_probe()
337 	writel(0x0000009a, usb3->ccb_mii + BCMA_CCB_MII_MNG_CTL);  in bcm_ns_usb3_probe()
342 	usb3->phy_write = bcm_ns_usb3_platform_phy_write;  in bcm_ns_usb3_probe()
344 	usb3->phy = devm_phy_create(dev, NULL, &ops);  in bcm_ns_usb3_probe()
345 	if (IS_ERR(usb3->phy)) {  in bcm_ns_usb3_probe()
347 		return PTR_ERR(usb3->phy);  in bcm_ns_usb3_probe()
350 	phy_set_drvdata(usb3->phy, usb3);  in bcm_ns_usb3_probe()