1 // SPDX-License-Identifier: GPL-2.0+
16 #include <usb/ehci-ci.h>
25 	struct ehci_ctrl ctrl; /* Needed by EHCI */  member
31 static int msm_init_after_reset(struct ehci_ctrl *dev)  in msm_init_after_reset()  argument
33 	struct msm_ehci_priv *p = container_of(dev, struct msm_ehci_priv, ctrl);  in msm_init_after_reset()
34 	struct usb_ehci *ehci = p->ehci;  in msm_init_after_reset()
36 	generic_phy_reset(&p->phy);  in msm_init_after_reset()
39 	writel(CM_HOST, &ehci->usbmode);  in msm_init_after_reset()
48 static int ehci_usb_probe(struct udevice *dev)  in ehci_usb_probe()  argument
50 	struct msm_ehci_priv *p = dev_get_priv(dev);  in ehci_usb_probe()
51 	struct usb_ehci *ehci = p->ehci;  in ehci_usb_probe()
52 	struct usb_platdata *plat = dev_get_platdata(dev);  in ehci_usb_probe()
57 	hccr = (struct ehci_hccr *)((phys_addr_t)&ehci->caplength);  in ehci_usb_probe()
59 			HC_LENGTH(ehci_readl(&(hccr)->cr_capbase)));  in ehci_usb_probe()
61 	ret = ehci_setup_phy(dev, &p->phy, 0);  in ehci_usb_probe()
65 	ret = board_usb_init(0, plat->init_type);  in ehci_usb_probe()
69 	return ehci_register(dev, hccr, hcor, &msm_ehci_ops, 0,  in ehci_usb_probe()
70 			     plat->init_type);  in ehci_usb_probe()
73 static int ehci_usb_remove(struct udevice *dev)  in ehci_usb_remove()  argument
75 	struct msm_ehci_priv *p = dev_get_priv(dev);  in ehci_usb_remove()
76 	struct usb_ehci *ehci = p->ehci;  in ehci_usb_remove()
79 	ret = ehci_deregister(dev);  in ehci_usb_remove()
84 	clrbits_le32(&ehci->usbcmd, CMD_RUN);  in ehci_usb_remove()
86 	ret = ehci_shutdown_phy(dev, &p->phy);  in ehci_usb_remove()
95 	setbits_le32(&ehci->usbcmd, CMD_RESET);  in ehci_usb_remove()
98 	if (wait_for_bit_le32(&ehci->usbcmd, CMD_RESET, false, 30, false)) {  in ehci_usb_remove()
100 		return -ETIMEDOUT;  in ehci_usb_remove()
106 static int ehci_usb_ofdata_to_platdata(struct udevice *dev)  in ehci_usb_ofdata_to_platdata()  argument
108 	struct msm_ehci_priv *priv = dev_get_priv(dev);  in ehci_usb_ofdata_to_platdata()
110 	priv->ulpi_vp.port_num = 0;  in ehci_usb_ofdata_to_platdata()
111 	priv->ehci = (void *)devfdt_get_addr(dev);  in ehci_usb_ofdata_to_platdata()
113 	if (priv->ehci == (void *)FDT_ADDR_T_NONE)  in ehci_usb_ofdata_to_platdata()
114 		return -EINVAL;  in ehci_usb_ofdata_to_platdata()
119 	priv->ulpi_vp.viewport_addr = (phys_addr_t)&priv->ehci->ulpi_viewpoint;  in ehci_usb_ofdata_to_platdata()
128 void ci_init_after_reset(struct ehci_ctrl *ctrl)  in ci_init_after_reset()  argument
130 	struct msm_ehci_priv *p = ctrl->priv;  in ci_init_after_reset()
132 	generic_phy_reset(&p->phy);  in ci_init_after_reset()
137 	{ .compatible = "qcom,ehci-host", },