Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * EHCI HCD (Host Controller Driver) for USB.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Bus Glue for Xilinx EHCI core on the of_platform bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * Copyright (c) 2009 Xilinx, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  * Based on "ehci-ppc-of.c" by Valentine Barshak <vbarshak@ru.mvista.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  * and "ehci-ppc-soc.c" by Stefan Roese <sr@denx.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  * and "ohci-ppc-of.c" by Sylvain Munaut <tnt@246tNt.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include <linux/err.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include <linux/signal.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) #include <linux/of.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #include <linux/of_platform.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #include <linux/of_address.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #include <linux/of_irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23)  * ehci_xilinx_port_handed_over - hand the port out if failed to enable it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24)  * @hcd:	Pointer to the usb_hcd device to which the host controller bound
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25)  * @portnum:Port number to which the device is attached.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27)  * This function is used as a place to tell the user that the Xilinx USB host
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28)  * controller does support LS devices. And in an HS only configuration, it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29)  * does not support FS devices either. It is hoped that this can help a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30)  * confused user.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32)  * There are cases when the host controller fails to enable the port due to,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33)  * for example, insufficient power that can be supplied to the device from
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34)  * the USB bus. In those cases, the messages printed here are not helpful.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) static int ehci_xilinx_port_handed_over(struct usb_hcd *hcd, int portnum)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) 	dev_warn(hcd->self.controller, "port %d cannot be enabled\n", portnum);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) 	if (hcd->has_tt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 		dev_warn(hcd->self.controller,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 			"Maybe you have connected a low speed device?\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 		dev_warn(hcd->self.controller,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 			"We do not support low speed devices\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 		dev_warn(hcd->self.controller,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 			"Maybe your device is not a high speed device?\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 		dev_warn(hcd->self.controller,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) 			"The USB host controller does not support full speed "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 			"nor low speed devices\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) 		dev_warn(hcd->self.controller,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 			"You can reconfigure the host controller to have "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 			"full speed support\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) static const struct hc_driver ehci_xilinx_of_hc_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	.description		= hcd_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	.product_desc		= "OF EHCI",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	.hcd_priv_size		= sizeof(struct ehci_hcd),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	 * generic hardware linkage
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	.irq			= ehci_irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	.flags			= HCD_MEMORY | HCD_DMA | HCD_USB2 | HCD_BH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 	 * basic lifecycle operations
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	.reset			= ehci_setup,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	.start			= ehci_run,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	.stop			= ehci_stop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	.shutdown		= ehci_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	 * managing i/o requests and associated device resources
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	.urb_enqueue		= ehci_urb_enqueue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 	.urb_dequeue		= ehci_urb_dequeue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	.endpoint_disable	= ehci_endpoint_disable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	.endpoint_reset		= ehci_endpoint_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 	 * scheduling support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	.get_frame_number	= ehci_get_frame,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	 * root hub support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	.hub_status_data	= ehci_hub_status_data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 	.hub_control		= ehci_hub_control,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) #ifdef	CONFIG_PM
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	.bus_suspend		= ehci_bus_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 	.bus_resume		= ehci_bus_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	.relinquish_port	= NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	.port_handed_over	= ehci_xilinx_port_handed_over,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	.clear_tt_buffer_complete = ehci_clear_tt_buffer_complete,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)  * ehci_hcd_xilinx_of_probe - Probe method for the USB host controller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)  * @op:		pointer to the platform_device bound to the host controller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)  * This function requests resources and sets up appropriate properties for the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)  * host controller. Because the Xilinx USB host controller can be configured
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)  * as HS only or HS/FS only, it checks the configuration in the device tree
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)  * entry, and sets an appropriate value for hcd->has_tt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) static int ehci_hcd_xilinx_of_probe(struct platform_device *op)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	struct device_node *dn = op->dev.of_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 	struct usb_hcd *hcd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 	struct ehci_hcd	*ehci;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	struct resource res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	int irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	int rv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 	int *value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 	if (usb_disabled())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	dev_dbg(&op->dev, "initializing XILINX-OF USB Controller\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	rv = of_address_to_resource(dn, 0, &res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	if (rv)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		return rv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	hcd = usb_create_hcd(&ehci_xilinx_of_hc_driver, &op->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 				"XILINX-OF USB");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	if (!hcd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 	hcd->rsrc_start = res.start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	hcd->rsrc_len = resource_size(&res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	irq = irq_of_parse_and_map(dn, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	if (!irq) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 		dev_err(&op->dev, "%s: irq_of_parse_and_map failed\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 			__FILE__);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 		rv = -EBUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 		goto err_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 	hcd->regs = devm_ioremap_resource(&op->dev, &res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	if (IS_ERR(hcd->regs)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 		rv = PTR_ERR(hcd->regs);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 		goto err_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	ehci = hcd_to_ehci(hcd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	/* This core always has big-endian register interface and uses
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	 * big-endian memory descriptors.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	ehci->big_endian_mmio = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	ehci->big_endian_desc = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 	/* Check whether the FS support option is selected in the hardware.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	value = (int *)of_get_property(dn, "xlnx,support-usb-fs", NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	if (value && (*value == 1)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		ehci_dbg(ehci, "USB host controller supports FS devices\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 		hcd->has_tt = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 		ehci_dbg(ehci,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 			"USB host controller is HS only\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 		hcd->has_tt = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 	/* Debug registers are at the first 0x100 region
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	ehci->caps = hcd->regs + 0x100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 	rv = usb_add_hcd(hcd, irq, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 	if (rv == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 		device_wakeup_enable(hcd->self.controller);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 		return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) err_irq:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	usb_put_hcd(hcd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 	return rv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)  * ehci_hcd_xilinx_of_remove - shutdown hcd and release resources
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195)  * @op:		pointer to platform_device structure that is to be removed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)  * Remove the hcd structure, and release resources that has been requested
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)  * during probe.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) static int ehci_hcd_xilinx_of_remove(struct platform_device *op)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	struct usb_hcd *hcd = platform_get_drvdata(op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	dev_dbg(&op->dev, "stopping XILINX-OF USB Controller\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 	usb_remove_hcd(hcd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 	usb_put_hcd(hcd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) static const struct of_device_id ehci_hcd_xilinx_of_match[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 		{.compatible = "xlnx,xps-usb-host-1.00.a",},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	{},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) MODULE_DEVICE_TABLE(of, ehci_hcd_xilinx_of_match);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) static struct platform_driver ehci_hcd_xilinx_of_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 	.probe		= ehci_hcd_xilinx_of_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 	.remove		= ehci_hcd_xilinx_of_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 	.shutdown	= usb_hcd_platform_shutdown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 	.driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		.name = "xilinx-of-ehci",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 		.of_match_table = ehci_hcd_xilinx_of_match,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) };