]>
git.ipfire.org Git - people/ms/u-boot.git/blob - drivers/usb/host/ehci-sunxi.c
2 * Copyright (C) 2014 Roman Byshko
4 * Roman Byshko <rbyshko@gmail.com>
7 * Allwinner Technology Co., Ltd. <www.allwinnertech.com>
9 * SPDX-License-Identifier: GPL-2.0+
12 #include <asm/arch/usbc.h>
16 int ehci_hcd_init(int index
, enum usb_init_type init
, struct ehci_hccr
**hccr
,
17 struct ehci_hcor
**hcor
)
21 err
= sunxi_usbc_request_resources(index
+ 1);
25 sunxi_usbc_enable(index
+ 1);
26 sunxi_usbc_vbus_enable(index
+ 1);
28 *hccr
= sunxi_usbc_get_io_base(index
+ 1);
30 *hcor
= (struct ehci_hcor
*)((uint32_t) *hccr
31 + HC_LENGTH(ehci_readl(&(*hccr
)->cr_capbase
)));
33 debug("sunxi-ehci: init hccr %x and hcor %x hc_length %d\n",
34 (uint32_t)*hccr
, (uint32_t)*hcor
,
35 (uint32_t)HC_LENGTH(ehci_readl(&(*hccr
)->cr_capbase
)));
40 int ehci_hcd_stop(int index
)
42 sunxi_usbc_vbus_disable(index
+ 1);
43 sunxi_usbc_disable(index
+ 1);
45 return sunxi_usbc_free_resources(index
+ 1);