3  * MediaTek USB3.1 gen2 xsphy Driver
121 static void u2_phy_slew_rate_calibrate(struct mtk_xsphy *xsphy,  in u2_phy_slew_rate_calibrate()  argument
161 		tmp = xsphy->src_ref_clk * xsphy->src_coef;  in u2_phy_slew_rate_calibrate()
168 	dev_dbg(xsphy->dev, "phy.%d, fm_out:%d, calib:%d (clk:%d, coef:%d)\n",  in u2_phy_slew_rate_calibrate()
170 		xsphy->src_ref_clk, xsphy->src_coef);  in u2_phy_slew_rate_calibrate()
179 static void u2_phy_instance_init(struct mtk_xsphy *xsphy,  in u2_phy_instance_init()  argument
190 static void u2_phy_instance_power_on(struct mtk_xsphy *xsphy,  in u2_phy_instance_power_on()  argument
202 	dev_dbg(xsphy->dev, "%s(%d)\n", __func__, index);  in u2_phy_instance_power_on()
205 static void u2_phy_instance_power_off(struct mtk_xsphy *xsphy,  in u2_phy_instance_power_off()  argument
217 	dev_dbg(xsphy->dev, "%s(%d)\n", __func__, index);  in u2_phy_instance_power_off()
220 static void u2_phy_instance_set_mode(struct mtk_xsphy *xsphy,  in u2_phy_instance_set_mode()  argument
244 static void phy_parse_property(struct mtk_xsphy *xsphy,  in phy_parse_property()  argument
279 		dev_err(xsphy->dev, "incompatible phy type\n");  in phy_parse_property()
284 static void u2_phy_props_set(struct mtk_xsphy *xsphy,  in u2_phy_props_set()  argument
306 static void u3_phy_props_set(struct mtk_xsphy *xsphy,  in u3_phy_props_set()  argument
312 		mtk_phy_update_field(xsphy->glb_base + SSPXTP_PHYA_GLB_00,  in u3_phy_props_set()
383 	struct mtk_xsphy *xsphy = dev_get_drvdata(phy->dev.parent);  in mtk_phy_init()  local
388 		dev_err(xsphy->dev, "failed to enable ref_clk\n");  in mtk_phy_init()
394 		u2_phy_instance_init(xsphy, inst);  in mtk_phy_init()
395 		u2_phy_props_set(xsphy, inst);  in mtk_phy_init()
398 		u3_phy_props_set(xsphy, inst);  in mtk_phy_init()
405 		dev_err(xsphy->dev, "incompatible phy type\n");  in mtk_phy_init()
416 	struct mtk_xsphy *xsphy = dev_get_drvdata(phy->dev.parent);  in mtk_phy_power_on()  local
419 		u2_phy_instance_power_on(xsphy, inst);  in mtk_phy_power_on()
420 		u2_phy_slew_rate_calibrate(xsphy, inst);  in mtk_phy_power_on()
429 	struct mtk_xsphy *xsphy = dev_get_drvdata(phy->dev.parent);  in mtk_phy_power_off()  local
432 		u2_phy_instance_power_off(xsphy, inst);  in mtk_phy_power_off()
448 	struct mtk_xsphy *xsphy = dev_get_drvdata(phy->dev.parent);  in mtk_phy_set_mode()  local
451 		u2_phy_instance_set_mode(xsphy, inst, mode);  in mtk_phy_set_mode()
459 	struct mtk_xsphy *xsphy = dev_get_drvdata(dev);  in mtk_phy_xlate()  local
469 	for (index = 0; index < xsphy->nphys; index++)  in mtk_phy_xlate()
470 		if (phy_np == xsphy->phys[index]->phy->dev.of_node) {  in mtk_phy_xlate()
471 			inst = xsphy->phys[index];  in mtk_phy_xlate()
489 	phy_parse_property(xsphy, inst);  in mtk_phy_xlate()
505 	{ .compatible = "mediatek,xsphy", },
516 	struct mtk_xsphy *xsphy;  in mtk_xsphy_probe()  local
520 	xsphy = devm_kzalloc(dev, sizeof(*xsphy), GFP_KERNEL);  in mtk_xsphy_probe()
521 	if (!xsphy)  in mtk_xsphy_probe()
524 	xsphy->nphys = of_get_child_count(np);  in mtk_xsphy_probe()
525 	xsphy->phys = devm_kcalloc(dev, xsphy->nphys,  in mtk_xsphy_probe()
526 				       sizeof(*xsphy->phys), GFP_KERNEL);  in mtk_xsphy_probe()
527 	if (!xsphy->phys)  in mtk_xsphy_probe()
530 	xsphy->dev = dev;  in mtk_xsphy_probe()
531 	platform_set_drvdata(pdev, xsphy);  in mtk_xsphy_probe()
537 		xsphy->glb_base = devm_ioremap_resource(dev, glb_res);  in mtk_xsphy_probe()
538 		if (IS_ERR(xsphy->glb_base)) {  in mtk_xsphy_probe()
540 			return PTR_ERR(xsphy->glb_base);  in mtk_xsphy_probe()
544 	xsphy->src_ref_clk = XSP_REF_CLK;  in mtk_xsphy_probe()
545 	xsphy->src_coef = XSP_SLEW_RATE_COEF;  in mtk_xsphy_probe()
548 				 &xsphy->src_ref_clk);  in mtk_xsphy_probe()
549 	device_property_read_u32(dev, "mediatek,src-coef", &xsphy->src_coef);  in mtk_xsphy_probe()
561 		xsphy->phys[port] = inst;  in mtk_xsphy_probe()
605 		.name	= "mtk-xsphy",