upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
50 lines
1.3 KiB
50 lines
1.3 KiB
/*
|
|
* Copyright (C) 2013 - ARM Ltd
|
|
* Author: Marc Zyngier <marc.zyngier@arm.com>
|
|
*
|
|
* Based on code by Carl van Schaik <carl@ok-labs.com>.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* 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, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#ifndef _GENERICTIMER_H_
|
|
#define _GENERICTIMER_H_
|
|
|
|
#ifdef __ASSEMBLY__
|
|
|
|
/*
|
|
* This macro provide a physical timer that can be used for delay in the code.
|
|
* The macro is moved from sunxi/psci_sun7i.S
|
|
*
|
|
* reg: is used in this macro.
|
|
* ticks: The freq is based on generic timer.
|
|
*/
|
|
.macro timer_wait reg, ticks
|
|
movw \reg, #(\ticks & 0xffff)
|
|
movt \reg, #(\ticks >> 16)
|
|
mcr p15, 0, \reg, c14, c2, 0
|
|
isb
|
|
mov \reg, #3
|
|
mcr p15, 0, \reg, c14, c2, 1
|
|
1 : isb
|
|
mrc p15, 0, \reg, c14, c2, 1
|
|
ands \reg, \reg, #4
|
|
bne 1b
|
|
mov \reg, #0
|
|
mcr p15, 0, \reg, c14, c2, 1
|
|
isb
|
|
.endm
|
|
|
|
#endif /* __ASSEMBLY__ */
|
|
|
|
#endif /* _GENERICTIMER_H_ */
|
|
|