diff options
| author | Michael Trimarchi <trimarchi@gandalf.sssup.it> | 2008-12-31 10:33:56 +0100 |
|---|---|---|
| committer | Remy Bohmer <linux@bohmer.net> | 2009-01-28 19:57:29 +0100 |
| commit | 7b6e31eb17e3ff76238a60803fc531517d516223 (patch) | |
| tree | 35e51e4867848b3137e1569feb2bc0069e4954c4 /drivers/usb | |
| parent | 1ed9f9adc88218841dfeb60b9094a5a548bff009 (diff) | |
| download | u-boot-imx-7b6e31eb17e3ff76238a60803fc531517d516223.zip u-boot-imx-7b6e31eb17e3ff76238a60803fc531517d516223.tar.gz u-boot-imx-7b6e31eb17e3ff76238a60803fc531517d516223.tar.bz2 | |
USB ehci ixp4xx support
Add USB ehci ixp4xx host controller. Test on ixdp465 board.
Signed-off-by: Michael Trimarchi <trimarchimichael@yahoo.it>
Signed-off-by: Remy Bohmer <linux@bohmer.net>
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/Makefile | 1 | ||||
| -rw-r--r-- | drivers/usb/usb_ehci_ixp.c | 49 |
2 files changed, 50 insertions, 0 deletions
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile index 26189b6..0f94963 100644 --- a/drivers/usb/Makefile +++ b/drivers/usb/Makefile @@ -36,6 +36,7 @@ COBJS-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o COBJS-$(CONFIG_USB_SL811HS) += sl811_usb.o COBJS-$(CONFIG_USB_EHCI_FSL) += usb_ehci_fsl.o COBJS-$(CONFIG_USB_EHCI_PCI) += usb_ehci_pci.o +COBJS-$(CONFIG_USB_EHCI_IXP4XX) += usb_ehci_ixp.o # device ifdef CONFIG_USB_DEVICE diff --git a/drivers/usb/usb_ehci_ixp.c b/drivers/usb/usb_ehci_ixp.c new file mode 100644 index 0000000..25c18c1 --- /dev/null +++ b/drivers/usb/usb_ehci_ixp.c @@ -0,0 +1,49 @@ +/* + * (C) Copyright 2008, Michael Trimarchi <trimarchimichael@yahoo.it> + * + * Author: Michael Trimarchi <trimarchimichael@yahoo.it> + * 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 "usb_ehci.h" +#include "usb_ehci_core.h" +/* + * Create the appropriate control structures to manage + * a new EHCI host controller. + */ +int ehci_hcd_init(void) +{ + hccr = (struct ehci_hccr *)(0xcd000100); + hcor = (struct ehci_hcor *)((uint32_t) hccr + + HC_LENGTH(ehci_readl(&hccr->cr_capbase))); + + printf("IXP4XX 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; +} + +/* + * Destroy the appropriate control structures corresponding + * the the EHCI host controller. + */ +int ehci_hcd_stop(void) +{ + return 0; +} |