diff options
| author | Sughosh Ganu <urwithsughosh@gmail.com> | 2012-08-09 10:45:20 (GMT) |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2012-09-01 12:58:19 (GMT) |
| commit | 25f8bf6eff9e66df850301c5e9e5259807e286f0 (patch) | |
| tree | ac5279bf8fda37cce9c11c4fb7c5c9eb34015f29 /drivers/usb/host | |
| parent | 975b71bc10acb944092456fceb35aca7222addc0 (diff) | |
| download | u-boot-fsl-qoriq-25f8bf6eff9e66df850301c5e9e5259807e286f0.tar.xz | |
da8xx/hawkboard: Add support for ohci host controller
Also enable the ohci port on hawkboard. These additions result in an
increased u-boot size -- adjust the same accordingly in the board's
config.
Move the usb header for da8xx platforms under arch-davinci.
Signed-off-by: Sughosh Ganu <urwithsughosh@gmail.com>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/Makefile | 1 | ||||
| -rw-r--r-- | drivers/usb/host/ohci-da8xx.c | 48 |
2 files changed, 49 insertions, 0 deletions
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 6de9164..bcb4662 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -28,6 +28,7 @@ LIB := $(obj)libusb_host.o # ohci COBJS-$(CONFIG_USB_OHCI_NEW) += ohci-hcd.o COBJS-$(CONFIG_USB_ATMEL) += ohci-at91.o +COBJS-$(CONFIG_USB_OHCI_DA8XX) += ohci-da8xx.o COBJS-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o COBJS-$(CONFIG_USB_R8A66597_HCD) += r8a66597-hcd.o COBJS-$(CONFIG_USB_S3C64XX) += s3c64xx-hcd.o diff --git a/drivers/usb/host/ohci-da8xx.c b/drivers/usb/host/ohci-da8xx.c new file mode 100644 index 0000000..f0ccb83 --- /dev/null +++ b/drivers/usb/host/ohci-da8xx.c @@ -0,0 +1,48 @@ +/* + * Copyright (C) 2012 Sughosh Ganu <urwithsughosh@gmail.com> + * + * 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. + */ + +#include <common.h> + +#include <asm/arch/da8xx-usb.h> + +int usb_cpu_init(void) +{ + /* enable psc for usb2.0 */ + lpsc_on(DAVINCI_LPSC_USB20); + + /* enable psc for usb1.0 */ + lpsc_on(DAVINCI_LPSC_USB11); + + /* start the on-chip usb phy and its pll */ + if (usb_phy_on()) + return 0; + + return 1; +} + +int usb_cpu_stop(void) +{ + usb_phy_off(); + + /* turn off the usb clock and assert the module reset */ + lpsc_disable(DAVINCI_LPSC_USB11); + lpsc_disable(DAVINCI_LPSC_USB20); + + return 0; +} + +int usb_cpu_init_fail(void) +{ + return usb_cpu_stop(); +} |