mirror of
https://github.com/u-boot/u-boot.git
synced 2024-11-26 21:54:37 +08:00
2aacc4239c
The usbc.? files now only contain usb-phy related code, rename them to make this clear. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Ian Campbell <ijc@hellion.org.uk>
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/*
|
|
* Sunxi ehci glue
|
|
*
|
|
* Copyright (C) 2015 Hans de Goede <hdegoede@redhat.com>
|
|
* Copyright (C) 2014 Roman Byshko <rbyshko@gmail.com>
|
|
*
|
|
* Based on code from
|
|
* Allwinner Technology Co., Ltd. <www.allwinnertech.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <asm/arch/clock.h>
|
|
#include <asm/arch/usb_phy.h>
|
|
#include <asm/io.h>
|
|
#include "ehci.h"
|
|
|
|
int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr,
|
|
struct ehci_hcor **hcor)
|
|
{
|
|
struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
|
|
int ahb_gate_offset, err;
|
|
|
|
err = sunxi_usb_phy_probe(index + 1);
|
|
if (err)
|
|
return err;
|
|
|
|
ahb_gate_offset = index ? AHB_GATE_OFFSET_USB_EHCI1 :
|
|
AHB_GATE_OFFSET_USB_EHCI0;
|
|
setbits_le32(&ccm->ahb_gate0, 1 << ahb_gate_offset);
|
|
#ifdef CONFIG_SUNXI_GEN_SUN6I
|
|
setbits_le32(&ccm->ahb_reset0_cfg, 1 << ahb_gate_offset);
|
|
#endif
|
|
|
|
sunxi_usb_phy_init(index + 1);
|
|
sunxi_usb_phy_power_on(index + 1);
|
|
|
|
if (index == 0)
|
|
*hccr = (void *)SUNXI_USB1_BASE;
|
|
else
|
|
*hccr = (void *)SUNXI_USB2_BASE;
|
|
|
|
*hcor = (struct ehci_hcor *)((uint32_t) *hccr
|
|
+ HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
|
|
|
|
debug("sunxi-ehci: init hccr %x and hcor %x hc_length %d\n",
|
|
(uint32_t)*hccr, (uint32_t)*hcor,
|
|
(uint32_t)HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ehci_hcd_stop(int index)
|
|
{
|
|
struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
|
|
int ahb_gate_offset;
|
|
|
|
sunxi_usb_phy_power_off(index + 1);
|
|
sunxi_usb_phy_exit(index + 1);
|
|
|
|
ahb_gate_offset = index ? AHB_GATE_OFFSET_USB_EHCI1 :
|
|
AHB_GATE_OFFSET_USB_EHCI0;
|
|
#ifdef CONFIG_SUNXI_GEN_SUN6I
|
|
clrbits_le32(&ccm->ahb_reset0_cfg, 1 << ahb_gate_offset);
|
|
#endif
|
|
clrbits_le32(&ccm->ahb_gate0, 1 << ahb_gate_offset);
|
|
|
|
return sunxi_usb_phy_remove(index + 1);
|
|
}
|