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| author | Alexander Holler <holler@ahsoftware.de> | 2011-04-19 09:30:35 -0400 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-04-27 19:38:09 +0200 |
| commit | d90859a67c0860bd24ee6fee7ab13f3db00929c4 (patch) | |
| tree | 8e8ab105e89ab32381841a9433bfba7d850b7f83 /arch | |
| parent | 7b89795f17c990263a17ecf25e447df16e379748 (diff) | |
| download | u-boot-imx-d90859a67c0860bd24ee6fee7ab13f3db00929c4.zip u-boot-imx-d90859a67c0860bd24ee6fee7ab13f3db00929c4.tar.gz u-boot-imx-d90859a67c0860bd24ee6fee7ab13f3db00929c4.tar.bz2 | |
omap3_beagle: enable EHCI and USB storage.
The reset sequence/configuration for ehci is highly board specific,
so this will be done in the source for the board, instead of
introducing several CONFIG_* which would be needed to make those
few lines in beagle.c usable across different OMAP boards.
Signed-off-by: Alexander Holler <holler@ahsoftware.de>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/include/asm/arch-omap3/ehci_omap3.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/arch/arm/include/asm/arch-omap3/ehci_omap3.h b/arch/arm/include/asm/arch-omap3/ehci_omap3.h new file mode 100644 index 0000000..cd01f50 --- /dev/null +++ b/arch/arm/include/asm/arch-omap3/ehci_omap3.h @@ -0,0 +1,58 @@ +/* + * (C) Copyright 2011 + * Alexander Holler <holler@ahsoftware.de> + * + * Based on "drivers/usb/host/ehci-omap.c" from Linux 2.6.37 + * + * See there for additional Copyrights. + * + * 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 + */ +#ifndef _EHCI_OMAP3_H_ +#define _EHCI_OMAP3_H_ + +/* USB/EHCI registers */ +#define OMAP3_USBTLL_BASE 0x48062000UL +#define OMAP3_UHH_BASE 0x48064000UL +#define OMAP3_EHCI_BASE 0x48064800UL + +/* TLL Register Set */ +#define OMAP_USBTLL_SYSCONFIG (0x10) +#define OMAP_USBTLL_SYSCONFIG_SOFTRESET (1 << 1) +#define OMAP_USBTLL_SYSCONFIG_ENAWAKEUP (1 << 2) +#define OMAP_USBTLL_SYSCONFIG_SIDLEMODE (1 << 3) +#define OMAP_USBTLL_SYSCONFIG_CACTIVITY (1 << 8) + +#define OMAP_USBTLL_SYSSTATUS (0x14) +#define OMAP_USBTLL_SYSSTATUS_RESETDONE (1 << 0) + +/* UHH Register Set */ +#define OMAP_UHH_SYSCONFIG (0x10) +#define OMAP_UHH_SYSCONFIG_SOFTRESET (1 << 1) +#define OMAP_UHH_SYSCONFIG_CACTIVITY (1 << 8) +#define OMAP_UHH_SYSCONFIG_SIDLEMODE (1 << 3) +#define OMAP_UHH_SYSCONFIG_ENAWAKEUP (1 << 2) +#define OMAP_UHH_SYSCONFIG_MIDLEMODE (1 << 12) + +#define OMAP_UHH_HOSTCONFIG (0x40) +#define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN (1 << 2) +#define OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN (1 << 3) +#define OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN (1 << 4) + +#endif /* _EHCI_OMAP3_H_ */ |