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omap3_beagle: enable EHCI and USB storage.

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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>
This commit is contained in:
Alexander Holler
2011-04-19 09:30:35 -04:00
committed by Albert ARIBAUD
parent 7b89795f17
commit d90859a67c
3 changed files with 170 additions and 0 deletions
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58
arch/arm/include/asm/arch-omap3/ehci_omap3.h Normal file
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/*
* (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_ */