diff options
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/Makefile | 1 | ||||
| -rw-r--r-- | drivers/usb/host/ehci-hcd.c | 3 | ||||
| -rw-r--r-- | drivers/usb/host/ehci-ppc4xx.c | 48 |
3 files changed, 52 insertions, 0 deletions
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 940d4a8..255679a 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -36,6 +36,7 @@ COBJS-$(CONFIG_USB_SL811HS) += sl811-hcd.o # echi COBJS-$(CONFIG_USB_EHCI) += ehci-hcd.o COBJS-$(CONFIG_USB_EHCI_FSL) += ehci-fsl.o +COBJS-$(CONFIG_USB_EHCI_PPC4XX) += ehci-ppc4xx.o COBJS-$(CONFIG_USB_EHCI_IXP4XX) += ehci-ixp.o COBJS-$(CONFIG_USB_EHCI_KIRKWOOD) += ehci-kirkwood.o COBJS-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c index ba85991..9ebeb4f 100644 --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -708,6 +708,9 @@ ehci_submit_root(struct usb_device *dev, unsigned long pipe, void *buffer, * root */ wait_ms(50); + /* terminate the reset */ + ehci_writel(status_reg, reg & ~EHCI_PS_PR); + wait_ms(2); portreset |= 1 << le16_to_cpu(req->index); } break; diff --git a/drivers/usb/host/ehci-ppc4xx.c b/drivers/usb/host/ehci-ppc4xx.c new file mode 100644 index 0000000..946a0a0 --- /dev/null +++ b/drivers/usb/host/ehci-ppc4xx.c @@ -0,0 +1,48 @@ +/* + * (C) Copyright 2010, Chris Zhang <chris@seamicro.com> + * + * Author: Chris Zhang <chris@seamicro.com> + * This code is based on ehci freescale driver + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +#include <common.h> +#include <usb.h> + +#include "ehci.h" +#include "ehci-core.h" + +/* + * Create the appropriate control structures to manage + * a new EHCI host controller. + */ +int ehci_hcd_init(void) +{ + hccr = (struct ehci_hccr *)(CONFIG_SYS_PPC4XX_USB_ADDR); + hcor = (struct ehci_hcor *)((uint32_t) hccr + + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + usb_dev_init(); + return 0; +} + +/* + * Destroy the appropriate control structures corresponding + * the the EHCI host controller. + */ +int ehci_hcd_stop(void) +{ + return 0; +} |