diff options
author | Vipin Kumar <vipin.kumar@st.com> | 2012-12-17 08:48:55 (GMT) |
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committer | Marek Vasut <marex@denx.de> | 2013-03-16 20:12:02 (GMT) |
commit | 39fd6342a431abc0de786936eab87e731ba29cb7 (patch) | |
tree | 46b1035171d448e6836da993d062b8ffd1af37ee /drivers | |
parent | a04983d6a953675f2eebaf60f75fbd385fd21678 (diff) | |
download | u-boot-39fd6342a431abc0de786936eab87e731ba29cb7.tar.xz |
usb/host/ehci: Add support for EHCI on spear
Add EHCI support for spear boards
Signed-off-by: Armando Visconti <armando.visconti@st.com>
Signed-off-by: Vipin Kumar <vipin.kumar@st.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/usb/host/Makefile | 1 | ||||
-rw-r--r-- | drivers/usb/host/ehci-spear.c | 59 |
2 files changed, 60 insertions, 0 deletions
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile index 6c94794..9a6f982 100644 --- a/drivers/usb/host/Makefile +++ b/drivers/usb/host/Makefile @@ -54,6 +54,7 @@ COBJS-$(CONFIG_USB_EHCI_PPC4XX) += ehci-ppc4xx.o COBJS-$(CONFIG_USB_EHCI_IXP4XX) += ehci-ixp.o COBJS-$(CONFIG_USB_EHCI_MARVELL) += ehci-marvell.o COBJS-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o +COBJS-$(CONFIG_USB_EHCI_SPEAR) += ehci-spear.o COBJS-$(CONFIG_USB_EHCI_TEGRA) += ehci-tegra.o COBJS-$(CONFIG_USB_EHCI_VCT) += ehci-vct.o diff --git a/drivers/usb/host/ehci-spear.c b/drivers/usb/host/ehci-spear.c new file mode 100644 index 0000000..f99bd1f --- /dev/null +++ b/drivers/usb/host/ehci-spear.c @@ -0,0 +1,59 @@ +/* + * (C) Copyright 2010 + * Armando Visconti, ST Micoelectronics, <armando.visconti@st.com>. + * + * (C) Copyright 2009 + * Marvell Semiconductor <www.marvell.com> + * Written-by: Prafulla Wadaskar <prafulla@marvell.com> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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., 51 Franklin Street, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <common.h> +#include <asm/io.h> +#include <usb.h> +#include "ehci.h" +#include <asm/arch/hardware.h> + + +/* + * Create the appropriate control structures to manage + * a new EHCI host controller. + */ +int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) +{ + *hccr = (struct ehci_hccr *)(CONFIG_SYS_UHC0_EHCI_BASE + 0x100); + *hcor = (struct ehci_hcor *)((uint32_t)*hccr + + HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase))); + + debug("SPEAr-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; +} + +/* + * Destroy the appropriate control structures corresponding + * the the EHCI host controller. + */ +int ehci_hcd_stop(int index) +{ + return 0; +} |